Urey, Page of Prof. Dr. Hakan Ürey Koç University



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O. Cakmak, E. Ermek, N. Kilinc, G.G. Yaralioglu, H Urey, “Precision density and viscosity measurement using two cantilevers with different widths,” Sensors and Actuators: A Physical, Vol. 232, pp. 141-147, August 2015.


  • U. Adiyan, F. Civitci, O. Ferhanoglu, H. Torun, H. Urey, “A 35 μm pitch IR Thermo-Mechanical MEMS Sensor with AC-coupled Optical Readout,” ournal Selected Topics in Quantum Electronics, IEEE Journal of 21, no.4, 1-6, 2015.

  • O. Cakmak, G.Yaralioglu, N. Kilinc, H. Kavakli, E. Ermek, S. Bulut, “A Cartridge Based Sensor Array Platform for Multiple Coagulation Measurements from Plasma,” Lab on Chip, Vol. 15(1), pp. 113-120, 2015.

  • K. Aksit, A. H. G. Niaki, E. Ulusoy, H. Urey, “Super Stereoscopy Technique for Comfortable and Realistic 3D Displays,” Optics Letters, Vol. 39 (24), pp. 6903-6906, 2014.

  • N.P. Ayerden, U. Aygun, S.T.S. Holmstrom, S. Olcer, B. Can, J.-L. Stehle, and H. Urey, “High-speed broadband FTIR system using MEMS,” Applied Optics, Vol. 53 (31), pp. 7267-7272, 2014.

  • N. Kilinc, O. Cakmak, A. Kosemen, E. Ermek, S. Ozturk, Y. Yerli, Z. Z. Ozturk, H. Urey, “Fabrication of 1D ZnO nanostructures on MEMS cantilever for VOC sensor application,” Sensors and Actuators B: Chemical, Vol. 202, pp. 357-364, 2014.

  • S. Holmstrom, U. Baran, H. Urey, “MEMS Laser Scanners: A Review,” J. Microelectromech. Syst., vol. 23, pp. 259-275, 2014.

  • Refik Burak Erarslan, Ulas Adiyan, Sevil Zeynep Lulec, Selim Olcer, Yuksel Temiz, Yusuf Leblebici, Hamdi Torun, Hakan Urey, “Design and characterization of micromachined sensor array integrated with cmos based optical readout,” Sensors and Actuators A: Physical, Vol. 215, pp. 44-50, 2014.

  • O. Eldes, K. Aksit, H. Urey, “Multi-view autostereoscopic projection display using rotatory screen,” Optics Express, Vol. 21, Iss. 23, pp. 29043-29054, 2013.

  • M. K. Hedili, M. Freeman, H. Urey, “Transmission characteristics of a bidirectional transparent screen based on reflective microlenses,” Opt. Express, Vol. 21, Iss. 21, pp. 24636–24646, 2013.

  • Onur Cakmak, Caglar Elbuken, Erhan Ermek, Aref Mostafazadeh, Ibrahim Baris, B. Erdem Alaca, Ibrahim Halil Kavakli, Hakan Urey, “Microcantilever Based Disposable Viscosity Sensor for Serum and Blood Plasma Measurements,” Methods, Vol. 63, Iss. 3, pp. 225-232, 2013 http://dx.doi.org/10.1016/j.ymeth.2013.07.009 2013

  • Erdal Uzunlar, Burcu Beykal, Katjana Ehrlich, Deniz Sanli, Alexandr Jonáš, Hakan Urey, B. Erdem Alaca, Alper Kiraz, Can Erkey, “Frequency Response of Microcantilevers Immersed in Gaseous, Liquid, and Supercritical Carbon Dioxide,” J Supercritical Fluids 81, 254-264, 2013 http://dx.doi.org/10.1016/j.supflu.2013.06.013 (2013)

  • Kaan Akşit, Hadi Baghsiahi, Phil Surman, Selim Ӧlçer, Eero Willman, David R. Selviah, Sally Day, and Hakan Urey, "Dynamic exit pupil trackers for autostereoscopic displays," Opt. Express 21, 14331-14341 (2013)

  • M. K. Hedili, M. O. Freeman, and H. Urey, “Microlens array-based high-gain screen design for direct projection head-up displays,” Applied Optics Vol. 52, Iss. 6, pp. 1351-1357, 2013.

  • U. Baran, D. Brown, S. Holmstrom, D. Balma, W. O. Davis, P. Muralt, and H. Urey, “Resonant PZT MEMS Scanner for High-Resolution Displays,” IEEE J. Microelectromechanical Systems., Vol. 21 (6), p. 1303-1310, 2012.

  • U. Baran, W. O. Davis, S. Holmstrom, D. Brown, J. Sharma, S.K Gokce, and H. Urey, “Linear Stiffness Rotary MEMS Stage,” IEEE J. Microelectromechanical Systems, vol. 21, pp. 514–516, 2012.

  • H. R. Seren, S. Holmstrom, P. Ayerden, J. Sharma, and H. Urey, “Lamellar-Grating-Based MEMS Fourier Transform Spectrometer,” IEEE J. Microelectromechanical Systems, vol. 21, pp. 331–339, 2012.

  • K. Aksit, O. Eldes, S. Viswanathen, M. Freeman, H. Urey, “Portable 3D laser projector using mixed polarization technique,” Journal of Displays, vol. 8 (10), pp. 582-589, 2012

  • Onur Ferhanoglu and Hakan Urey, “Sensitivity enhancement of grating interferometer based two-dimensional sensor arrays using two-wavelength readout,” Applied Optics, Vol. 50, Issue 19, pp. 3289-3295, 2011.

  • Erman Timurdogan, B. Erdem Alaca, I. Halil Kavakli, Hakan Urey, “MEMS biosensor for detection of Hepatitis A and C viruses in serum,” Biosensors and Bioelectronics, Volume 28, Issue 1, pp. 189-194, 2011.

  • O. Ferhanoglu, M. F. Toy, and H. Urey, “Fourier optics analysis of grating sensors with tilt errors,” Optics Letters, Vol. 36, Issue 12, pp. 2254-2256, 2011.

  • (Invited paper) H. Urey, K. V. Chellephan, E. Erden, and P. Surman, “State of the Art in Stereoscopic and Autostereoscopic Displays,” Proc. IEEE, 99 (4), 540-555, 2011.

  • S. K. Gokce, S. Holmstrom, C. Hibert, S. Olcer, D. Bowman and H. Urey, “Two-Dimensional MEMS Stage Integrated with Microlens Arrays for Laser Beam Steering,” J. Microelectromechanicalsystems, Vol. 20, , pp. 15-17, 2011.

  • E. Timurdogan, N. Ozber, S. Nargul, S. Yavuz, M. S. Kilic, I. H. Kavakli, H. Urey, and B. E. Alaca, “Detection of human K-opioid antibody using microresonators with integrated optical readout,” Biosensors and Bioelectronics, Vol. 26, pp. 195-201, 2010.

  • A. Arslan, D. Brown, W. Davis, S. Holmstrom, S. K. Gokce, H. Urey, “Comb-Actuated Resonant Torsional Microscanner with Mechanical Amplification,” IEEE J. Microelectromechanical Systems, Vol. 19, No. 4, pp. 936-943, 2010.

  • (Invited paper) K. V. Chellephan, E. Erden, and H. Urey, “Laser-based displays: a review,” Applied Optics Vol. 49 (Feature issue on Lasers: The first fifty years), Issue 25, pp. F79-F98, 2010.

  • G. Hatipoglu, H. Urey, “FR4 based electromagnetic energy harvester for wireless sensor nodes,” Smart Materials and Structures, Vol. 19, 015022 (11 pages), 2010.

  • O. Ferhanoglu, H. Seren, S. Lüttjohann, H. Urey, “Lamellar grating optimization for Fourier transform spectrometers,” Optics Express, Vol. 17, pp. 21289-21301, 2009.

  • S. K. Gokce, S. Holmstrom, C. Hibert, C. Ataman, A. Arslan, H. R. Seren, H. Urey, “MEMS Stage Integrated with Microlens Arrays for High-Resolution Beam Steering,” Procedia Chemistry, Volume 1, Issue 1, Pages 1319-1322, 2009 (also published as Proceedings of the Eurosensors XXIII conference).

  • G. Hatipoglu, H. Urey, “FR4-based electromagnetic energy harvester for wireless tyre sensor nodes,” Procedia Chemistry, Volume 1, Issue 1, Pages 1211-1214, 2009 (also published as Proceedings of the Eurosensors XXIII conference).

  • C. Ataman, H. R. Seren, H. Schenk, H. Urey, “Dynamic Characterization of MEMS Scanners,” Sensors & Transducers Journal, Vol. 108, Issue 9, pp. 31-39 (2009)

  • S. O. Isikman, S. Varghese, F. Abdullah, R. Augustine, R. B. Sprague, V. Andron, and H. Urey, “Advanced imaging with dynamic focus and extended depth using integrated FR4 platform,” Optics Express, Vol. 17, Issue 19, pp. 17179–17189 (2009)

  • H. R. Seren, H. Urey, “Optical Characterization of Micro and Nano Mechanical Systems in Two Dimensions,” Sensors and Actuators: A. Physical, Vol. 156, p. 217-221, doi:10.1016/j.sna.2009.02.014 2009.

  • M. F. Toy, O. Ferhanoglu, H. Torun, H. Urey, “Uncooled Infrared Thermomechanical Detector Array: Design, Fabrication, and Testing,” Sensors and Actuators: A. Physical, Vol. 156, p. 88-94, doi:10.1016/j.sna.2009.02.010 2009

  • C. Ataman, H. Urey, “Compact Fourier Transform Spectrometers using FR4 Platform,” Sensors and Actuators: A. Physical, Vol. 151, pp. 9-16, 2009 (doi:10.1016/j.sna.2008.12.022, 2009

  • S. O. Isikman, H. Urey, “Dynamic modeling of magnetic film actuators,” IEEE Transactions on Magnetics, Vol. 45, No: 7, pp. 2912-2919, 2009.

  • S. O. Isikman, R. B. Sprague, H. Urey, “FR4 laser scanner with dynamic focus,” IEEE Photonics Technology Letters, Vol. 21, p. 233-235, 2009

  • A. Ozturk, H. I. Ocakli, N. Ozber, H. Kavakli, H. Urey, E. Alaca, “A magnetically actuated resonant mass sensor with integrated optical readout,” IEEE Photonics Technology Letters, Vol. 20, No. 23, p. 1905-1907, 2008

  • H. Urey, S. Holmstrom, A. D. Yalcinkaya, “Electromagnetically actuated FR4 Scanners,” IEEE Photonics Tech. Lett., Vol. 20, p. 30-32, 2008

  • O. Ferhanoglu, M. F. Toy, H. Urey, “Two-wavelength Grating Interferometry for MEMS Sensors,” IEEE Photonics Tech. Lett., Vol. 19, p. 1895-1897, 2007

  • (Invited review paper) P.Benzie, J. Watson, P. Surman, I. Rakkolainen, K. Hopf, H. Urey, V. Sainov, C. von Kopylow “A survey of 3-DTV Displays: Techniques and Technologies” IEEE Transactions on Circuits and Systems for Video Technology, Vol. 17, p.1647-1658, 2007

  • A. Akatay, H. Urey, “Design and Optimization of Microlens Array Based High Resolution Beam Steering System,” Optics Express, Vol. 15, No. 8, p. 4523-4529, 2007

  • Serhan O. Isikman, Olgac Ergeneman, Arda D. Yalcinkaya, Hakan Urey, “Modeling and Characterization of Soft Magnetic Film Actuated 2D Scanners,” J. Selected Topics in Quantum Electronics, Vol. 12, pp.283-289, Mar/Apr. 2007

  • Arda Yalcinkaya, Hakan Urey, Sven Holmstrom, “NiFe Plated Biaxial MEMS Scanner for 2-D Imaging,” IEEE Photonics Technology Letters, Vol. 19, p. 330-332, 2007

  • Arda D. Yalcinkaya, Olgac Ergeneman, Hakan Urey, “Polymer Magnetic Scanners for Bar Code Applications,” Sensors and Actuators A: Physical, Vol. 135, pp.236-243, 2007

  • Caglar Ataman, Hakan Urey, Alexander Wolter, “MEMS-based Fourier Transform Spectrometer,” J. Micromechanics and Microengineering, Vol.: 16, Pages: 2516-2523, 2006

  • Ata Akatay, Caglar Ataman, Hakan Urey, “High-resolution beam steering using microlens arrays,” Optics Letters, Vol. 31(19), p. 2861-2863, Oct 2006

  • Hamdi Torun, Hakan Urey, “Thermal Deflections in Multilayer MEMS Structures and Athermalization,” J. Applied Physics 100 (2): Art. No. 023527, p. 1-6, July 2006

  • Arda D. Yalçınkaya, Hakan Urey, Dean Brown, Tom Montague, Randy Sprague, “Two-axis Electromagnetic Microscanner for High Resolution Displays,” IEEE J. Microelectromechanical Systems, Vol. 15 (4), p. 786-794, Aug 2006.

  • Hamdi Torun, Hakan Urey, “Uncooled Thermo-mechanical Detector Array with Optical Readout,” Opto-Electronics Review, Vol. 14 (1), p. 55–60, 2006

  • Caglar Ataman, Hakan Urey, “Modeling and characterization of comb actuated resonant microscanners,” J. Micromechanics and Microengineering, Vol. 16, p. 9-16, 2006

  • Hakan Urey, Cihan Kan, Wyatt O. Davis, “Vibration mode frequency formulae for micromechanical scanners,” J. Micromechanics and Microengineering, Vol.: 15, Pages: 1713-1721, Aug, 2005

  • Hakan Urey and Karlton D. Powell, “Microlens-array-based exit-pupil expander for full-color displays,” Applied Optics, Vol.: 44, Issue: 23, Pages: 4930-4936, Aug, 2005

  • Hakan Urey, “Spot size, depth of focus, and diffraction ring intensity formulas for truncated Gaussian beams,” Applied Optics, Vol. 43, No. 3, Jan 2004

  • Hakan Urey, “Diffractive Exit-Pupil Expander for Display Applications,” Applied Optics, Vol. 40, No. 32, p.5840-5851, November 2001

  • Haldun M. Ozaktas and Hakan Urey, “Space-bandwidth product of conventional Fourier transforming systems,” Optics Communications, vol. 104, pp. 29-31, 1993.

  • Haldun M. Ozaktas, Hakan Urey, and Adolf W. Lohmann, “Scaling of diffractive and refractive lenses for optical computing and interconnections,” Applied Optics, vol. 33, pp. 3782-3789, 1994.

    Thesis Directed:

    PhD Thesis:

    1. Çağlar Ataman, “Comb Actuated MEMS Platforms for Spectroscopy and Laser Scanning Systems,” Koç University, 2008.

    2. Onur Ferhanoğlu, “Design, Fabrication and Characterization of a MOEMS based Thermal Imaging System,” Koç Üniversitesi, Dec. 2010.

    3. Kaan Akşit, “Next generation 3D Display Applications using Laser Scanning Pico Projectors,” June 2014.

    4. Onur Çakmak, “Microcantilever Based Lab-on-a-Chip Sensor for Real-Time Mass, Viscosity, Density and Coagulation Measurements,” April 2015.

    5. Aref Mostafazadeh, Biosensors, ongoing

    6. Ulaş Adıyan, MOEMS Thermal imaging, ongoing

    7. Uğur Aygün, MEMS scanners and spectrometers, joined Jan. 2013

    8. Shoaib Rehman Soomro, Head mounted projection displays, joined Sep. 2013

    9. Fariba Ghaderi Nezhad, Biosensors, joined Feb. 2014

    10. Mehmet Kıvanç Hedili, Wearable displays, joined Feb. 2014

    11. Mehmet Serhan Can, 3D Displays and Interaction, joined Aug. 2014.

    12. Seyedmahdi Kazempourradi, Holographic Displays, joined Aug. 2014.


    MS Thesis:

    1. Çağlar Ataman, Design, modeling and characterization of electrostatically actuated microscanners. Master’s thesis, Koc University, December 2004.

    2. Hamdi Torun, Design and fabrication of thermo-mechanical thermal detector arrays with optical readout. Master’s thesis, Koç University, 2005.

    3. Olgaç Ergeneman, Design and fabrication of polymer magnetic actuators for scanning. Master’s thesis, Koç University, 2005.

    4. Cihan Kan, Vibration mode fomulae for MEMS Scanners. Master’s thesis, Istanbul Technical University, 2005.

    5. Ahmet Ata Akatay. Beam steering using microlens arrays. Master’s thesis, Koç University, 2006.

    6. Murat Sayınta, 3D display system using scanning led array modules. Master’s thesis, Koç University, 2008.

    7. Serhan Işıkman, Electromagnetically actuated optical micro-mechatronic systems integrated on pcb. Master’s thesis, Koç University, 2008.

    8. Fatih Toy, Optical readout for infrared thermo-mechanical detector array. Master’s thesis, Koç University, 2008.

    9. Aslıhan Arslan, MEMS scanners actuated with mechanical coupling and comb drives. Master’s thesis, Koç University, 2008.

    10. Huseyin Rahmi Seren, MEMS Fourier transform spectrometers. Master’s thesis, Koç University, 2009.

    11. Gökhan Hatipoğlu, FR4 based energy scavengers. Master’s thesis, Koç University, 2009.

    12. Erdem Erden, Laser Scanning Based Autostereoscopic 3D Display, Master’s thesis, Koç University, 2010.

    13. Sertan Kutal Gokce, Electrostatic MEMS Actuators for Endoscopic Imaging and High Resolution Displays Master’s thesis, Koç University, 2010.

    14. Nadire Pelin Ayerden, MEMS Fourier Transform Spectrometers, Koç University, March 2012

    15. Refik Burak Erarslan, Thermal imaging, Koç University, July 2012

    16. Utku Baran, MEMS scanners, Koç University, July 2012

    17. M. Kivanc Hedili, HUD screen design, Koc University, July 2013

    18. Basarbatu Can, Optical Sensor Design and Development for Identification of Fluids Using Nanotags, Koç University, August 2014.

    19. Amir H. Ghanbariniaki, Pinhole Imaging Based Solutions for Stereoscopic 3D and Head Worn Displays, July 2015

    20. Osman Eldeş, Auto-stereoscopic displays, joined fall 2012

    21. Yusuf Samet Yaras, Micro-structured screens for AR displays, joined fall 2013

    22. Hazal Er, Head up displays, joined fall 2013

    23. Deniz Mengu, Wearable displays, joined fall 2013


    Invited and Plenary Presentations at International Conferences:

    • Invited Paper, Photonics West, Feb. 2016

    • Plenary Paper “3D and Wearable Laser Displays” Laser Display and Lighting Conference, April 2015, Yokohama, Japan https://ldc.iis.u-tokyo.ac.jp/index.html

    • Invited “MEMS Scanners and Emerging Display Applications,” ICMEMSS Conference, Chennai, India, Dec 2014 http://www.ee.iitm.ac.in/ICMEMSS2014/

    • Invited “3D Displays and micro-structured augmented reality screens” Photon 2014, London, UK

    • Plenary Paper “Emerging Augmented Reality and 3D Displays,” 3DTV-Con, Budapest, Hungary, July 2014

    • Invited Augmented reality and 3D displays using pico-projectors, Eurodisplay 33rd International Display Research Conference, Sep, 2013, London, UK

    • Invited “MEMS Scanners and Emerging 3D and Interactive Display Applications” Transducers/Eurosensors, Barcelona, Spain, June 2013

    • Invited “3D displays using MEMS and Micro-optics,” OSA Photonics 2012 Conference, Chennai, India, Dec 2012

    • Invited “Novel 3D Displays,” 14th National Photonics Conference, Istanbul, Sep. 2012

    • Invited “Biosensors for Narcotics,” International Academy for Legalized Medicine Congress, Istanbul, July 2012

    • “MEMS Biosensors for POC Diagnostics (Invited presentation).” International NanoMedicine Congress, Ankara, Turkey, June 2012

    • “SOI Based MEMS Displays, Spectrometers (Invited presentation),” EPFL CMI Workshop, Lausanne, May 2012

    • “MEMS biosensor for POC diagnostics (Invited presentation),” JRC Biotechnology Workshop, Ispra, Italy, Nov. 2011

    • “3D Laser Scanning Displays (Invited paper), 3DMR 3D Displays and Materials Research Conference, Jeju-Korea, June 2011

    • “Optical MEMS Devices and Applications (Invited presentation), 1. National MEMS Workshop, ODTÜ-Ankara, Dec. 2010

    • “MEMS Stages and Scanners for Display, Imaging, and Spectroscopy and Their Dynamic Characterization (Invited Presentation),” Asian Conference on Experimental Mechanics, ICEM 2009, Singapore, Nov. 2009.

    • “MEMS and FR4 Scanners for Microdisplay and Imaging Applications (Invited Presentation),” ICMEMS Conference, Chennai, India, Jan 2009

    • “MEMS Fourier Spectrometers (Invited Presentation),” OASIS Conference, Tel-Aviv, Israel, Mar. 2007

    • “Electromagnetic Actuators for Scanners (Keynote Paper),” Eurosensors XX Conference, Göteborg, Sweden, Sep. 2006

    • “MEMS for biosensing and endoscopic imaging (Invited paper),” International Workshop on Bio-Nano Technology, İTÜ-Istanbul-Turkey, Nov. 2006.

    • “Micro-optics and MEMS: A powerful combination with many applications (Invited Lecture),” SPIE Photonics Expert Lectures, Warsaw, Poland, 2005

    • “Two-axis MEMS Scanner for Display and Imaging Applications (Invited Paper)”, IEEE Optical MEMS 2005 Conference, Aug, 2005, Oulu, Finland.

    • “MEMS and Microscanners (Invited Lecture),” NSF International Workshop on Nanophotonics, June, 2005, Koc University, Istanbul.

    • “High performance resonant MEMS scanners for display and imaging applications (Invited Paper),” in Optomechatronic micro/nano components, devices, and systems conference, Philadelphia, USA, October 2004.

    • “Mikro-Elektro-Mekanik Sistem (MEMS) Teknolojisi Kullanan Displayler (Invited presentation)”, 3. Ulusal Elektro-Optik Calisma Toplantisi, Aselsan, Ankara, November, 2001.


    Invited University Lectures and Seminars:

    • “Ar-Ge’den Sanayiye: Akademik Bilgi Nasıl Ticarileşir?,” Hitit University, June 2015, Çorum, Türkiye

    • Hakan Urey, ‘Heads Up with Wearable Displays,’ TEDxRESET Conference, Istanbul, Turkey, April 18, 2015

    • “Özel sektörle nasıl iş yapılır?,” Erciyes University TTO May 28, 2014, Kayseri, Turkey

    • “Ar-Ge’den Sanayiye: Akademik Bilgi Nasıl Ticarileşir?”, Istanbul Technical University TTO Office, April 2014

    • “MEMS Laser Scanners and Emerging Display Applications” Imperial College, Elect. Eng., Dec 2013

    • “MEMS Laser Scanners and Emerging Display Applications” University College London, Elect. Eng., Dec. 2013

    • “MEMS Laser Scanners and Emerging Display Applications” University of Cambridge, CAPE, Nov. 2013

    • “3D, Augmented Reality, and Future of Human Computer Interface” Univ. Cambridge, Computer Sci., Nov 2013

    • “Optical MEMS Applications in Biosensing and Thermal Imaging” Univ. Cambridge, Nanoscience, Nov 2013

    • “Optical MEMS Devices and Systems,” Univ. Cambridge, Cavendish Lab., UK, May 2013

    • “Emerging display technologies for next generation human computer interface,” Bogazici University, Istanbul, Turkey, April 2013

    • “Optics and MEMS: A powerful combination with many applications,” Bogazici University, Istanbul, Turkey, April 2013

    • “MEMS Display and Imaging Devices,” National Photonics and Sensors Workshop, Tubitak-UME, Gebze, Sep 2012

    • “Optical MEMS Devices and Systems,” Sabanci University, Turkey, Jan 2011

    • “Optical MEMS sensors and actuators for Display, Spectroscopy and Imaging,” Kyoto University, Japan, Aug 13, 2010

    • “Optical MEMS for biosensing,” EPFL, Neuchatel, Switzerland, July 19, 2010

    • “Optical MEMS for biosensing,” EPFL, Lausanne, Switzerland, July 13, 2010

    • “SOI based optical MEMS components and systems,” Bilkent University, International Workshop on Cleanroom Training, June 25, 2010

    • “Optical MEMS sensors and actuators for Display, Spectroscopy and Imaging ,” Nanyang Technical University, Singapore, Nov 20, 2009

    • “Optical MEMS sensors and actuators for Display, Spectroscopy and Imaging ,” National University of Singapore, Nov 19, 2009

    • “MOEMS for Display, Spectroscopy and Imaging Applications,” TÜBİTAK-UME, Turkey, May 15, 2009

    • “MOEMS for Display, Spectroscopy and Imaging Applications,” Sabanci University, Turkey, March 27, 2009

    • “MOEMS for Display, Spectroscopy and Imaging Applications,” Bilkent University, Turkey, March 5, 2009

    • “MOEMS for Display, Spectroscopy and Imaging Applications,” EPFL-Lausanne, Switzerland, Feb 6, 2009

    • “MOEMS for Display, Spectroscopy and Imaging Applications,” EPFL-Neuchatel, Switzerland, Feb 5, 2009

    • “Optical Micro and Nano Systems: Marriage of Photonics, Electrical Engineering, and Mechanical Engineering,” Science Seminar, Koç University, May 8, 2008

    • “Optical MEMS Devices and Applications,” University of Twente, Netherlands, Feb 4, 2008

    • “Devices and Applications in Optical MEMS,” Bosphorus University, Istanbul, Turkey, May 15, 2007

    • “Electromagnetic actuated MEMS for Displays and Imaging,” Georgia Institute of Technology, Atlanta, USA, Jan 25, 2007

    • “Devices and Applications in Optical MEMS,” Fraunhofer IPMS, Dresden, Germany, Nov 29, 2006

    • “Retinal Scanning Displays,” Stanford University, California, USA, January 2004

    • “Optics and MEMS: A powerful combination for many applications,” Sabanci University, Istanbul, June, 2003

    • “Optical Micromachines and Micro-electro-mechanical systems (MEMS),” Koç University, Engineering Seminar, May 7, 2002.

    • “Novel Optical MEMS Display Technologies: Displays that combine microoptics, microelectronics, and micromechanics,” Koç University, Engineering Seminar, October 5, 2001

    • “Micro-optics technologies for Retinal Scanning Displays”, The Boeing Company, Seattle, 1999.

    • “Recent developments in Retinal Scanning Displays”, in Exploiting Emerging Display Applications and Technologies Workshop, Optoelectronics Industry Development Association (OIDA), San Jose, 2000.

    • Mikro-Elektro-Mekanik Sistem (MEMS) Teknolojisi Kullanan Displayler, 3. Ulusal Elektro-Optik Calisma Toplantisi, Aselsan, Ankara, November, 2001.

    • Optical information processing, optical storage, and displays, KOÇ University, Istanbul, 1999.


    International Conference Papers:

    Conference Papers at Koc University (2002-present):


    2015

    • Deniz Mengu, Erdem Ulusoy, Hakan Urey, “Holographic Image Projection with Phase Only Spatial Light Modulators via Non-Iterative CGH Computation Method,” Digital Holography&3-D Imaging Meeting, Shangai, China, May 24-28 2015.

    • Mahdi Kazempour, Deniz Mengu, Mehmet Kivanc Hedili, Erdem Ulusoy, Hakan Urey, “Holographic Image Projection with Doubled Field of View by Half-Pixel Shift Alignment of Two Spatial Light Modulators,” 10th International Symposium on Display Holography, St. Peterbursg, Russia, June 28 - July 3, 2015.

    • Ulas Adiyan, Fehmi Civitci, Onur Ferhanoglu, Hamdi Torun, Hakan Urey, “MEMS Bimaterial IR Sensor Array with AC-Coupled Optical Readout,” Optical MEMS and Nanophotonics (OMN), 2015 International Conference on, Jerusalem, Israel, 6–10 Aug., 2015.

    • Sevil Zeynep Lulec, Ulas Adiyan, Goksenin Yaralioglu, Yusuf Leblebici, Hakan Urey, “Cantilever Array Oscillators with Nonlinear Optical Readout,” Optical MEMS and Nanophotonics (OMN), 2015 International Conference on, Jerusalem, Israel, 6–10 Aug., 2015.

    2014

    • Kaan Akşit, Amir Hossein Ghanbari Niaki, and Hakan Urey. "P-187L: Late-News Poster: Improved 3D with Super Stereoscopy Technique." SID Symposium Digest of Technical Papers. Vol. 45. No. 1. 2014.

    • K. Akşit, S. Olcer, and H. Urey, “56.6 L: Late News Paper: Modular Multi Projection Multi View Autostereoscopic Display using MEMS Laser Projectors,” SID Symposium Digest of Technical Papers, Vol.45, Iss. 1, pp. 1067–1069, June 2014

    • K. Aksit, A. H. G. Niaki, O. Eldes, & H. Urey, “Super stereoscopy 3D glasses for more realistic 3D vision,” Paper presented at the 3DTV-Conference: The True Vision-Capture, Transmission and Display of 3D Video (3DTV-CON), 2014.

    • U. Baran, S. Holmstrom, D. Brown, W. Davis, O. Cakmak, H. Urey, “Resonant PZT MEMS sanners with integrated angle sensors,” IEEE/LEOS International Conference on Optical MEMS and Nanophotonics, Aug, 2014.

    • O. CakmakN. Kilinc, E.Ermek, A. Mostafazadeh, C. Elbuken, G.G. Yaralioglu, H. Urey “LoC Sensor Array Platform for Real-Time Coagulation Measurements” IEEE MEMS 2014,San Francisco, California, USA, January 2014.

    • Aksit, Kaan, et al. "Super stereoscopy 3D glasses for more realistic 3D vision." 3DTV-Conference: The True Vision-Capture, Transmission and Display of 3D Video (3DTV-CON), 2014. IEEE, 2014.

    • K. Aksit, D. Kade, O. Özcan, & H. Ürey, “Head-worn Mixed Reality Projection Display Applications,” Paper presented at the ACM International Conference Proceedings Series (ICPS), 2014.

    2013

    • O. Cakmak, N. Kilinc, E.Ermek, G.G. Yaralioglu, H. Urey “MEMS Based Blood Plasma Viscosity Sensor Without Electrical Connections” in IEEE Sensors 2013,  Baltimore, Maryland, USA, November 2013.

    • N Kilinc, O Cakmak, A Kosemen, E Ermek, S Ozturk, Y Yerli, ZZ Ozturk, H Urey, “A Voc Sensor Based on Micromechanical Cantilever Functionalized with ZnO Nanorods,”  The 17th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTas 2013), Freiburg, Germany, October 2013.

    • R. B. Erarslan, S. Z. Lulec, U. Adiyan, S. Olcer, Y. Temiz, Y. Leblebici, H. Torun, H. Urey, MEMS Sensor Array Platform Integrated With CMOS Based Optical Readout, Proceedings of 26th IEEE International Conference on Micro Electro Mechanical Systems, Taipei (2013), pp. 181-184.

    • (Invited paper) H. Urey, S. Holmström, U. Baran, K. Aksit, M. K. Hedili, and O. Eldes, “MEMS scanners and emerging 3d and interactive augmented reality display applications”, in Proc. 17th Int. Conf. Solid-State Sensors, Actuat. Microsyst. Transducers Eurosensors, Barcelona, Spain, Jun. 2013, pp. 2485–2488.

    • (Invited paper) K. Akşit, O. Eldes, M. K. Hedili and H. Urey, “Augmented reality and 3D displays using pico-projectors,” in EURODISPLAY2013: 33rd International Display Research Conference, Paper No 15.1, September, SID, 2013.

    • O. Eldes, K. Akşit, and H. Urey, “3D Auto-stereoscopic display using pico-projectors and rotating screen,” in EURODISPLAY2013: 33rd International Display Research Conference, Paper No 17.4, September, SID, 2013.

    • P. Surman, B. Day, B. Boby, H. Chen, K. Akşit, and H. Urey, “Head-Tracked Retroreflecting 3D Display,” in EURODISPLAY2013: 33rd International Display Research Conference, Paper No 15.2, September, SID, Vol. 44, Iss. S1, pp. 247-250, 2013.


    2012

    • U. Adiyan, R.B. Erarslan, O. Ferhanoglu, H. Torun, H. Urey, “Diffraction Grating Based Optical Readout for Thermal Imaging,” in Optical System Design, Proc. SPIE 8550, p. 855026, Barcelona, Spain, 2012. doi:10.1117/12.981443

    • (Invited) H. Urey, K. Akşit, and O. Eldes, “Novel 3d displays using micro-optics and MEMS,” in International Conference on Fibre Optics and Photonics, Optical Society of America, 2012, Chennai, India, Dec. 2012

    • U. Baran, D. Brown, S. Holmstrom, D. Balma, W. O. Davis, A. Mazzalai, P. Muralt, and H. Urey, “High frequency torsional MEMS scanner for displays,” in Proc. IEEE MEMS, Paris, France, Jan. 2012, pp. 636–639.

    • S. Z. Lulec, C. Sagiroglu, A. Mostafazadeh, E. Ermek, E. Timurdogan, and Y. Leblebici, H. Urey, “Simultaneous self-sustained actuation and parallel readout with MEMS cantilever sensor array,” in Proc. IEEE MEMS, Paris, France, Jan. 2012, pp. 644-647.

    • M. K. Hedili, M. O. Freeman, H. Urey, Microstructured head-up display screen for automotive applications, Proc. SPIE, 8428, p. 22, Brussels, Belgium, April 2012

    • N.P. Ayerden, J. L. Stehle, S. Holmström, and H. Urey, “MEMS FTIR Spectrometer and Optical Results” in Optical Proc. IEEE/LEOS Int. Conf. Opt. MEMS Nanophoton., Banff, Alberta, Canada, pp. 6-9, Aug. 2012.

    • O. Cakmak, C. Elbuken, E. Ermek, S. Bulut, T. Sandner, Y. Kilinc, I.Baris, H. Kavakli, E. Alaca, H. Urey, ”Mems Biosensor For Blood Plasma Viscosity Measurements”, European Congress on Biotechnology, Istanbul, Turkey, September 2012.

    • K. Akşit, O. Eldeş, S. Viswanathan, M. Freeman and H. Urey, “Mixed Polarization 3D Technique for Scanned Laser Pico Projector Displays,” in Proc. IMID2012, 2012, SID/KIDS, Daegu, Korea, Aug. 2012.

    • K. Akşit, O. Eldeş, and H. Urey, “Multiple Body Tracking for Interactive Mobile Projectors,” in IMID2012 conference, 2012, SID/KIDS, Daegu, Korea, Aug. 2012.


    2011

    • H. Urey, E. Timurdogan, E. Ermek, I.H. Kavakli,  B.E. Alaca, "MEMS Biosensor for Parallel and Highly Sensitive and Specific Detection of Hepatitis", IEEE MEMS 2011, Cancun, Mexico, pp. 920-923, January2011

    • H. Baghsiahi, D. Selviah, E. Willman, A. Fernández, S. Day, K. Akşit, S. Ölçer, A. Mostafazadeh, E. Erden, V. Kishore “Beam Forming for a Laser Based Auto-stereoscopic Multi-Viewer Display,” SID Annual Meeting, paper no: 48.4, Seattle, USA, June 2011

    • K. Akşit, S. Ölçer, E. Erden, V. Kishore, H. Urey, E. Willman, H. Baghsiahi, S. Day, D. Selviah, and F. Anibal Fernández, “Light engine and optics for HELIUM3D auto-stereoscopic laser scanning display,” in 3DTV Conference: The True Vision-Capture, Transmission and Display of 3D Video (3DTV-CON)", (IEEE), pp. 1–4, Antalya, Turkey, May 2011

    • N. P. Ayerden,  S. Holmstrom, H. R. Seren, S. Olcer, J. Sharma, S. Luettjohann, T. Sandner, H. Urey, "MEMS Fourier Transform IR Spectrometer," IEEE Optical MEMS and Nanophotonics, Istanbul, Turkey, pp. 11-12, August 2011.

    • S. K. Gokce, S. Holmstrom, D. Brown, W. O. Davis, H. Urey, "A High-Frequency Comb-Actuated Resonant MEMS Scanner for Microdisplays," IEEE Optical MEMS and Nanophotonics, Istanbul, Turkey, pp. 35-36, August 2011

    • U. Baran, W. O. Davis, S. Holmström, D. Brown, J. Sharma, S. K. Gokce, H. Urey, "MEMS Rotary Stage with Linear Stiffness," IEEE Optical MEMS and Nanophotonics, Istanbul, IEEE Optical MEMS and Nanophotonics, Istanbul, Turkey, pp. 37-38, August 2011.

    • H. R. Seren, N. P. Ayerden, S. Holmstrom, H. Urey, “MEMS Fourier Transform Spectrometer,” XXXth General Assembly and Scientific Symposium of the International Union of Radio Science, Istanbul, Turkey, August 2011. 

    • U. Baran, K. Hedili, S. Olcer, H. Urey, “FR4 Electromagnetic Scanner Based Fourier Transform Spectrometer”, Proceedings of the ASME 2011 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, Washington DC, USA, pp. 465-469, August 28-31

    • U. Baran, D. Brown, S. Holmstrom, D. Balma, W. O. Davis, A. Mazzalai, P. Muralt, and H. Urey, “High frequency torsional MEMS scanner for displays,” in Proc. IEEE MEMS, Paris, France, Jan. 2012, pp. 636–639.


    2010

    • E. Willman, H. Baghsiahi, F. A. Fernández, D. R. Selviah, S. E. Day, V. C. Kishore, E. Erden, H. Urey, and P. A. Surman, “The Optics of an Autostereoscopic Multiview Display,” Digest of SID Annual Meeting, Paper: 16.4, pp. 222-225, Seattle, USA, May 2010

    • E. Timurdogan, S. Nargul, S. Yavuz, H. Urey, I. H. Kavakli, E. Alaca, “Detection of Hepatitis A antigen by micro-cantilever-array-based integrated optical system “, BIOSENSORS 2010, Glasgow, UK, May 2010

    • E. Timurdogan, S. Yavuz, S. Nargul, H. Urey, I. H. Kavakli, E. Alaca, “Thin Film Magnetic Actuation of a Resonant MEMS Nano-Biosensor and its applications in Liquid”, SMA Workshop 2010, Istanbul, Turkey, June 2010

    • H. Urey, E. Timurdogan, S. Yavuz, I. H. Kavakli, E. Alaca, “Resonant Nano-Biosensor for Multi-Analyte Screening using optical MEMS”, NANOTR6, Izmir / Turkey, June 2010

    • E. Timurdogan, H. Urey, “Ferromagnetic Thin Film Cantilevers For Sensor Arrays”, EMSA 2010, Bodrum / Turkey, July 2010

    • E. Timurdogan, S. Nargul, I. H. Kavakli, E. Alaca, H. Urey, “Magnetic Actuated MOEMS Resonant Biosensor Array,” IEEE Optical MEMS and Nanophotonics, Sapporo, Japan, August 2010

    • H. R. Seren, N. P. Ayerden, J. Sharma, S. T. Holmström, T. Sandner, T. Grasshoff, H. Schenk, H. Urey, “Lamellar grating based Fourier transform spectrometer”, IEEE Optical MEMS and Nanophotonics, Sapporo, Japan, August 2010

    • E. Uzunlar, M. S. Kilic, B. E. Alaca, H. Urey, and C. Erkey, “Frequency response of microcantilevers in supercritical CO2”, in 12th European Meeting on Supercritical Fluids, (Graz, Austria, May 9-12, 2010).


    2009

    • H. Urey, S. Isikman, S. Holmstrom, “MEMS and FR4 Scanners for Microdisplay and Imaging Applications (Invited Paper),” ICMEMS Conference, Chennai, India, Jan 2009

    • Siva Konduri, Srijita Patra, Erdem Alaca, Hakan Urey, ”Micro Cantilever Sensing in Liquid Environment with Self-oscillation and Amplified Quality Factor,” ICMEMS Conference, Paper: OM-O1, Chennai, India, Jan 2009

    • O. Ferhanoglu, M.F. Toy, H. Ürey, “Parylene based Uncooled Thermomechanical Array", Proc. SPIE, Vol. 7298, 72980H; DOI:10.1117/12.818951, Orlando, USA, April 2009

    • Aslihan Arslan , Dean Brown, Wyatt O.Davis,Sven Holmstrom, Sertan Kutal Gokce, Hakan Urey, ‘Comb- Actuated Resonant Torsional Scanner for Microdisplays’, IEEE/LEOS International Conference on Optical MEMS and Nanophotonics,Page(s):139-140, Clearwater, FL,USA, 2009.

    • Sertan Kutal Gokce, Sven Holmstrom, Caglar Ataman, Aslihan Arslan, Huseyin R. Seren, Hakan Urey, ‘2D Scanning MEMS Stage Integrated with Microlens Arrays for High-Resolution Beam Steering’, IEEE/LEOS International Conference on Optical MEMS and Nanophotonics,Page(s):43-44, Clearwater,FL,USA, 2009.

    • Sertan Kutal Gokce, Sven Holmstrom, Cyrille Hibert, Caglar Ataman, Aslihan Arslan, Huseyin R. Seren, Hakan Urey, ‘MEMS Stage Integrated with Microlens Arrays for High-Resolution Beam Steering’, Procedia Chemistry, Volume 1, Issue 1 & Proceedings of the Eurosensors XXIII conference, Lausanne, Switzerland, August 2009, Pages 1319-1322

    • G. Hatipoglu, H. Urey, ‘FR4-based electromagnetic energy harvester for wireless tyre sensor nodes’,Procedia Chemistry, Volume 1, Issue 1 & Proceedings of the Eurosensors XXIII conference, Lausanne, Switzerland, August 2009, Pages 1211-1214

    • S. Isikman, E. Erden, S. Varghese, F. Abdullah, R. Augustine, R. Sprague, V. Andron, H. Urey, "Self-Oscillating FR4 Laser Scanner with Integrated Dynamic Focus and Extended Imaging Range", International Symposium on Optomechatronic Technologies, p. 295-298, Istanbul, Turkey, 2009

    • H. R. Seren, O. Ferhanoglu, G. Hatipoglu, M. Boyman, S. Olcer, C. Ataman, H. Urey, "Miniaturized FR4 Spectrometers", International Symposium on Optomechatronic Technologies, p. 158-163, Istanbul, Turkey, 2009

    • K. V. Chellappan, E. Erden, H. Ürey, H. Baghsiahi, E. Willman, S. E. Day, D. R. Selviah, F. A. Fernandez, P. Surman, "Laser Scanning 3D Display with Dynamic Exit Pupil", Eurodisplay 2009, Rome, Italy, pp. 492-495, September 2009

    • O. Ferhanoglu, H.R. Seren, H. Urey, "Lamellar Grating Interferometer based compact FT Spectrometers", IEEE Leos Annual Meeting Proc. Vol. I and II, Antalya, Turkey, pp. 326-327, Oct 2009

    • E. Erden, K. V. Chellappan, H. Ürey, H. Baghsiahi, E. Willman, S. E. Day, D. R. Selviah, F. A. Fernandez, P. Surman, "Laser Scanning Based Autostereoscopic 3D Display with Pupil Tracking", IEEE LEOS Annual Meeting Proc. Vol. I and II, Antalya, Turkey, pp. 10-11, Oct 2009

    • (Invited Paper) H. Urey and H. Seren, “MEMS Stages and Scanners for Display, Imaging, and Spectroscopy and Their Dynamic Characterization,” Asian Conference on Experimental Mechanics, ICEM 2009, Singapore, Nov 2009


    2008

        • Ataman, H. Urey, “Magnetic actuated FR4 scanners for compact spectrometers”, MEMS-MOEMS and Micromachining III, H. Urey, Chair, Strasbourg-France, April 2008. Proc. SPIE, Vol. 6993, 699303 (2008); DOI:10.1117/12.785375.

    • M. Sayinta, S. O. Isikman, H. Urey, “Scanning Led Array Based Volumetric Display”, 3DTV Conference: The True Vision - Capture, Transmission and Display of 3D Video, 2008, Istanbul, Turkey, pp. 21 – 24, Digital Object Identifier 10.1109/3DTV.2008.4547798

        • Arslan, C. Ataman, S. Holmstrom, K. Hedsen, P. Enoksson, H.R. Seren, H. Urey, “Mechanically coupled comb drive MEMS stages,” IEEE Optical MEMS and Nanophotonics, Freiburg, Germany, p. 140-141, 2008, DOI 10.1109/OMEMS.2008.4607868

    • H. I. Ocakli, A. Ozturk, N. Ozber, H. Kavakli, E. Alaca, H. Urey, “Resonant cantilever bio sensor with integrated grating readout, IEEE Optical MEMS and Nanophotonics, Freiburg, Germany, p. 46-47, 2008, Digital Object Identifier 10.1109/OMEMS.2008.4607821

    • Ozber, N., A. Ozturk, H. I. Ocakli, H. Urey, I. H. Kavakli ve B. Erdem Alaca, “Functionalization of his-tagged human kappa opioid receptor on the gold surface of cantilever array”, Proceedings of the IASTED International Conference on Nanotechnology and Applications (NANA 2008), Crete, Greece, IASTED, p.33-36, September 29 – October 1, 2008

    • M. F. Toy, O. Ferhanoglu, H. Torun, F. L. Degertekin, H. Urey “MOEMS thermal imaging camera,” Research in Microelectronics and Electronics, 2008. PRIME 2008. Ph.D., Istanbul, Turkey, 2008, pp. 101-104, Digital Object Identifier 10.1109/RME.2008.4595

    • H. Seren, H. Urey, “Optical Sensor for Micro and Nano Mechanical System Characterization,” Eurosensors XXII, p. 1292-1295, Dresden, Germany, 2008

    • M. F. Toy, O. Ferhanoglu, O. Akar, T.Akin, H. Urey, “Uncooled Infrared Thermomechanical Detector Array with Integrated Diffraction Grating for Imaging Applications; Design, Fabrication and Testing” Eurosensors XXII, p. 629-631, 2008, Dresden, Germany, 2008

    • M. Sayinta, A. Arslan, H. Suyal, M. Taghizadeh, H. Urey, “Polymer waveguide and LED array integration on FR4 scanner,” Micro-Optics Conference MOC 2008, Brussels, 2008

    • K. Hedsten, C . Ataman, S. Holmstrom, P. Enoksson, H. Urey, "Hot Embossed Microptics in Silicon Micromachining Using a Substrate Bonder," Micromechanics Europe, September 28-30, 2008, Aachen, Germany


    2007

    • W. O. Davis, D. Brown, M. Helsel, R. Sprague, G. Gibson, A. Yalcinkaya, H. Urey, “High-performance silicon scanning mirror for laser printing,” Proc. SPIE Vol. 6466, in MOEMS and Miniaturized Systems VI, 2007

    • J. Ollila, M.F. Toy, O. Ferhanoglu, P. Karioja, H. Urey, “Vacuum Package design for a MEMS based IR Detector Array,” Eurepean Microelectronics and Packaging Conference, Finland, June 2007

    • M. F. Toy, O. Ferhanoglu, H. Urey, “Two-wavelength Grating Interferometry for Extended Range MEMS Metrology, “IEEE-LEOS Optical MEMS Conference, Hualien, Taiwan, August 2007

    • M. Sayinta, H. Urey, “Scanning LED Array 3D displays”3D Conference, Kos, Greece, May 2007

    • S. Holmstrom, A. D. Yalcinkaya, S. Isikman, C. Ataman, H. Urey, “FR-4 as a New MOEMS Platform”, IEEE-LEOS Optical MEMS Conference, p.25-26, Hualien, Taiwan, August 2007

    • O. Ferhanoglu, M. F. Toy, G. Unal, H. Kalyoncu, G. Kabuli, A. U. Caliskan, H. Urey, “Thermal-mechanical Detector Array with Integrated Diffraction Grating,” Lasers and Electro-Optics Society, 2007. LEOS 2007. The 20th Annual Meeting of the IEEE, Oct. 2007, pp.:836 – 837, Digital Object Identifier 10.1109/LEOS.2007.4382668

    • S. O. Isikman, H. Urey, “Dynamic Modeling of Magnetic Film Actuators”, Lasers and Electro-Optics Society, 2007. LEOS 2007. The 20th Annual Meeting of the IEEE, Oct. 2007, pp. 912 – 913, Digital Object Identifier 10.1109/LEOS.2007.4382706


    2006

    • C. Ataman, H. Urey, S. Isikman, A. Wolter, “A Fourier transform spectrometer using resonant vertical comb actuators,” in MEMS, MOEMS, and Micromaching, Proc. SPIE Vol. 6186, Strasbourg-France, April 2006.

    • Caglar Ataman, Yves Petremand, Wilfried Noell, Hakan Urey, Nico F. de Rooij, “A 2D MEMS Stage for Optical Applications,” in MEMS, MOEMS, and Micromaching, Proc. SPIE Vol. 6186, Strasbourg-France, April 2006.

        • Akatay, H. Suyal, A. J. Waddie, M. R. Taghizadeh, H. Urey, “Comparative performance analysis of 100% fill-factor microlens arrays: fabricated by various methods,” in Micro-Optics, VCSELs, and Photonic Interconnects: Fabrication, Packaging, and Integration, Proc. SPIE Vol. 6185, Strasbourg, France, April 2006.

    • *H. Urey, A. Yalcinkaya, S. Isikman, S. Holmstrom “Electromagnetic Actuators for Scanners (Keynote Paper),” Eurosensors XX Conference, Göteborg, Sweden, Sep. 2006

    • *C. Ataman and H. Urey, “Vertical Resonant Comb Actuators for Fourier Transform Spectroscopy,” TuA2, IEEE-LEOS Optical MEMS Conference, Big Sky, Montana, USA, August 2006

    • *H. Torun, O. Ferhanoglu, H. Urey, “Thermo-Mechanical Detector Array with Optical Readout,” P18, IEEE-LEOS Optical MEMS Conference, Big Sky, Montana, USA, August 2006


    2005

    • Hakan Urey, “MEMS Scanners for Display and Imaging (Invited paper),” IEEE-LEOS Optical MEMS Conference 2005, Finland, August 2005

    • Hamdi Torun, Hakan Urey, “Uncooled thermal camera with optical readout,” in Optoelectronics, Proc. SPIE Vol. 5957, Warsaw, Poland, August 2005

    • Olgaç Ergeneman, Arda D. Yalçinkaya, Melih Altun, Rifat Türsen, Hakan Urey, “Polymer Magnetic Scanner,” MME Conference, Sep, 2005, Goteborg, Sweden


    2004

    • Caglar Ataman, Hakan Urey “Nonlinear frequency response of comb-driven microscanners,” MOEMS Display and Imaging Systems II, Proc. SPIE Vol. 5348, Pages: , Jan 2004

    • Caglar Ataman, Ozgur Kaya, Hakan Urey, “Analysis of parametric resonances in comb-driven microscanners,” in MEMS, MOEMS, and Micromaching, Proc. SPIE Vol. 5455, p. 128-136, Strasbourg, France, April 2004.

    • Hakan Urey and Karlton D. Powell, “Microlens array-based exit pupil expander for full-color display applications,” in Photon Management, Proc. SPIE Vol. 5456, p. 227-236, Strasbourg-France, April 2004.

    • Leszek Salbut, Jacek Kacperski, Adam R. Styk, Michal Jozwik, Christophe Gorecki, Hakan Urey, Alain Jacobelli, and Thierry Dean, “Interferometric methods for static and dynamic characterizations of micromembranes for sensing functions,” in Optical Micro- and Nanometrology in Manufacturing Technology, Proc. SPIE Vol. 5458, p. 16-24, Strasbourg-France, April 2004.

    • Hakan Urey, Cihan Kan, Caglar Ataman, “Dynamic Modeling of Comb-Driven Microscanners,” Optical MEMS 2004, Transactions of IEEE-LEOS, Paper I4, Takamatsu, Japan, August 2004

    • Hakan Urey, “High performance resonant MEMS scanners for display and imaging applications (Invited Paper),” in Optomechatronic micro/nano components, devices, and systems conference, Proc. SPIE, Vol. 5604, Philadelphia, Pennsylvania, October 2004.


    2003

    • Hakan Urey, F. A. DeWitt IV, P. A. Lopez, and J. Tauscher, “MEMS Sinusoidal raster correction scanner for SXGA displays,” in MOEMS Display and Imaging Systems, H. Urey, Ed., SPIE Proc. Vol. 4985, pp.106-114, San Jose, California, Jan 2003.

    • Hakan Urey, Randy Sprague, “Biaxial MEMS raster scanner with linear ramp drive,” Optical MEMS 2003, IEEE-LEOS, Waikoloa, Hawaii, Aug 2003


    2002

    • Hakan Urey, “Torsional MEMS scanner design for high-resolution display systems,” in Optical Scanning II, Proc. SPIE Vol. 4773, pp. 27-37 Seattle, Washington, July 2002.

    • Hakan Urey, “Resonant MOEMS scanner design and dynamics,” MOEMS 2002, Proc. IEEE LEOS, Lugano, Switzerland, August 2002.


    Conference Papers: Scanner and Displays Related Research (Microvision Inc., USA) (1998-2002)


    • Hakan Urey and John R. Lewis, “Scanning display contrast and resolution,” Proc. Asia Display’98, Seoul, Korea, September 1998.

    • Hakan Urey, David W. Wine, and John R. Lewis, “Scanner design and resolution tradeoffs for miniature scanning displays,” Flat Panel Displays, Proc. SPIE vol. 3636, San Jose, California, January 1999.

    • Hakan Urey, Baldwin Ng, Ned Nestorovic, and Abraham Gross, “Optics design and MTF Budget for laser scanning displays,” Head-mounted Displays IV, Aerosense’99, Proc. SPIE Vol. 3689, Orlando, Florida, April 1999.

    • Hakan Urey, “Recent advances in laser scanning displays,” Head-mounted Displays V, Aerosense’00, Proc. SPIE Vol. 4021, pp. 20-26, Orlando, Florida, April 2000.

    • Hakan Urey, “Diffraction limited resolution and maximum contrast for scanning displays,” Society of Information Display Symposium 2000, Long Beach, California, May 2000.

    • Andy J. Stevens, Hakan Urey, Peggy Lopez, Tasso R.M.Sales, R. McGuire, and Daniel H.Raguin, "Diffractive optical elements for numerical aperture expansion in retinal scanning displays," OSA Technical Digest on Diffractive Optics and Micro Optics, p. 316-318, Quebec City, Canada, June 2000

    • Hakan Urey, David Wine, and Thor Osborn, "Optical performance requirements for MEMS-scanner based microdisplays," Conf. on MOEMS and Miniaturized Systems, SPIE Vol. 4178, pp. 176-185, Santa Clara, California (2000) (download paper in PDF format)

    • David W. Wine, Mark P. Helsel, Lorne Jenkins, Hakan Urey, Thor D. Osborn, “Performance of a Biaxial MEMS-Based Scanner for Microdisplay Applications,” Conf. on MOEMS and Miniaturized Systems, SPIE Vol. 4178, pp. 186-196, Santa Clara, California (2000)

    • Karlton Powell, Hakan Urey, Mircea Bayer, "Multibeam bidirectional raster scanning in Retinal Scanning Displays," Helmet and Head-Mounted Display VI, Proc. SPIE Vol. 4361, pp.77-88 ,Orlando, Florida, April 2001

    • Margaret Brown, Timothy Gong, Selso Luanava, Hakan Urey, Daniel R. Neal and James Roller "Measurement of the dynamic deformation of a high frequency scanning mirror using a Shack-Hartman wavefront sensor", SPIE Annual Meeting, Vol.4451, pp.480-488 ,San Diego, California, July 2001

    • Hakan Urey, Frank DeWitt, Karlton Powell, and Mircea Bayer, " High-Frequency Raster Pinch Correction Scanner for Retinal Scanning Displays," Conf. on MOEMS and Miniaturized Systems, SPIE Vol. 4561, pp.45-54, San Francisco, California, October 2001

    • H. Urey, F. DeWitt IV, S. Luanava, “Optical scanners for high-resolution RSD systems,” Head and Helmet Mounted Displays VI, Proc. SPIE, Vol. 4711, pp.214-223,Orlando, Florida, April 2002.

    • K. Powell, H. Urey, “Novel approach to exit pupil expansion for wearable displays,” Head and Helmet Mounted Displays VI, Proc. SPIE, Vol. 4711, pp. 235-248 Orlando, Florida, April 2002.



    Conference Papers: 3D Optical Storage (Consultant, Call/Recall Inc., California) (1996-1997, part-time):


    • Hakan Urey and Frederick B. McCormick, "Storage limits of two-photon based three-dimensional memories," Optics in Computing ‘97, OSA 1997 Technical Digest Series Volume 8, pages 134--136, Incline Village, Nevada, March 18-21 1997.

    • Hakan Urey and Frederick B. McCormick, "Two-photon three-dimensional memories: resolution and crosstalk issues," Optics in Computing ‘97, OSA 1997 Technical Digest Series Volume 8, pages 189-191, Incline Village, Nevada, March 18-21 1997.

    • Hakan Urey and Frederick B. McCormick, "Aberration accumulation for imaging through high resolution thick media," Algorithms, Devices, and Systems for Optical Information Processing, Bahram Javidi, Ed., Proc. SPIE, vol. 3159, San Diego, California, August 1997.


    Conference Papers PhD Research at Georgia Tech, Atlanta (1993-1997):


    • Hakan Urey and William T. Rhodes, "Optoelectronic Camera for multiscale Gabor transforms," 1995 OSA Annual Meeting Technical Digest, p. 184, Portland, Oregon, September 1995.

    • Hakan Urey, William T. Rhodes, Stephen P. DeWeerth, and Timothy J. Drabik, "Optoelectronic Image Processor for Multiresolution Gabor Filtering," Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), vol.6, pp. 3236--3239, Atlanta, Georgia, May 1996.

    • Hakan Urey and William T. Rhodes, “Optoelectronic image processor for Gabor filter-based machine vision applications,” in Materials, Devices, and Systems for Optoelectronic Processing, John A. Neff, Bahram Javidi, Editors, Proc. SPIE, Vol. 2848, pp. 92-104, Denver, Colorado, August 4-9 1996.

    • Hakan Urey and William T. Rhodes, “Image processing with pyroelectric imaging camera,” 1996 OSA Annual Meeting Technical Digest, page 112, Rochester, New York, October 1996, paper printed in Proc. Optics & Imaging in the Information Age, pp. 292-294.

    • Hakan Urey, Charles S. Wilson, and William T. Rhodes, "VLSI based image plane detector to perform filtering operations," 1996 OSA Annual Meeting Technical Digest, page 112, Rochester, New York, October 1996, paper printed in Proc. Optics & Imaging in the Information Age, pp. 282-285.

    • Hakan Urey and William T. Rhodes, "Image processing using pyroelectric detectors," Optics in Computing ‘97, OSA 1997 Technical Digest Series Volume 8, pages 178--180, Incline Village, Nevada, March 18-21 1997.

    • Hakan Urey, William T. Rhodes, H. John Caulfield, and Zafer Urey, "High signal-to-noise-ratio image processing in low-signal-to-bias-ratio environment," Algorithms, Devices, and Systems for Optical Information Processing, Bahram Javidi, Ed., Proc. SPIE vol. 3159, San Diego, California, August 1997.

    • William T. Rhodes, Gisele Welch, and Hakan Urey, “Non-imaging optical methods for measuring Fourier components of moving, incoherently-illuminated objects,” Optics in Computing ‘98, Brugge, Belgium, June 1998 also printed in European Optical Society A-Pure and Applied Optics, 1998.


    Conference Papers: Internships at University of Kent, UK (1990) and Graduate Assistant, Bilkent University, Turkey (1992-1993):

    • Zafer Urey, Nathan J.Gomes, Phillip A.Davies, and Hakan Urey, "Optoelectronic Mixing at 1300nm: Performance Comparison of an InGaAs/InP Heterojunction FET and an InGaAs PIN Photodiode," Proc. Bilkent Int. Conf. on Lightwave Technology and Communications, pp. 102-108, Ankara, Turkey, 27-28 July 1992.

    • Haldun M. Ozaktas, Adolf W. Lohmann, and Hakan Urey, "Scaling of diffractive and refractive lenses for optical computing and interconnections,” 1993 OSA Annual Meeting Technical Digest, page 43, Toronto, Canada, October 1993.

    • Haldun M. Ozaktas, Billur Barshan, David Mendlovic, and Hakan Urey, "Space-variant filtering in fractional fourier domains," ICO International Conference on Optical Computing, Technical Digest, pages 159-160. Heriot-Watt University, Edinburgh, August 1994.

    National Conference Presentations

    • Zafer Urey, Nathan J.Gomes, Phillip A.Davies, and Hakan Urey, "Optoelectronic Mixing at 1300nm: Performance Comparison of an InGaAs/InP Heterojunction FET and an InGaAs PIN Photodiode," Proc. Bilkent Int. Conf. on Lightwave Technology and Communications, pp. 102-108, Ankara, Turkey, 27-28 July 1992.

    • Hakan Urey, “Micro-Elektro-Mekanik Sistem (MEMS) Teknolojisi Kullanan Optik Tarayicilar ve Uygulamalari,” (in Turkish, presentation only), 4. Ulusal Elektro-Optik Calisma Toplantisi, UME, Gebze, Turkey, Dec 2002

    • Caglar Ataman, Hakan Urey, “MEMS mikrotarayici tasarimi ve dinamik karakterizasyonu,” (in Turkish, presentation only), 5. Ulusal Elektro-Optik Calisma Toplantisi, ODTU, Ankara, Dec 2003

    • Hakan Urey, Cihan Kan, "FEM Based Modal Analyses of High Frequency Microoptical Scanners with ANSYS," FIGES Kullanicilar Toplantisi, Pages: 162-170, Istanbul, Oct 2003

    • Cihan Kan and Hakan Urey, “FEM Based Modal Analyses of High Frequency Microoptical Scanners with ANSYS,” FIGES Kullanicilar Toplantisi, Istanbul, Turkiye, p. 70-78, Oct. 2003

    • Hamdi Torun, Çağlar Ataman, Hakan Ürey, “Optik Yöntemler ile Dinamik MEMS Karakterizasyonu,” 6. Ulusal Elektro-Optik ve Fotonik Calisma Toplantisi, Sabanci Univ, Istanbul, Dec 2004

    • Arda D. Yalçınkaya, Olgaç Ergeneman, Hakan Ürey, “Elektro-manyetik Tahrikli Polimer Bazlı Optik Tarayıcı,” 6. Ulusal Elektro-Optik ve Fotonik Calisma Toplantisi, Sabanci Univ, Istanbul, Dec 2004

    • MEMS Microscanners For Aerospace Applications, Çağlar Ataman, Cihan Kan, Hakan Urey, RAST 2005 Recent Advances in Space Technologies, June, 2005, Istanbul

    • H. Urey, C. Kan, C. Ataman, RAST2005 (presentation only)

    • C. Kan, H. Urey, Vibration conference ISIK Univ. ISOCV Vibration Analysis Conference

    • Ata Akatay, Çağlar Ataman, Hakan Ürey, “Mikromercek Dizinleri ile Yüksek Çözünürlüklü Lazer Tarayıcı” 7. Ulusal Elektro-Optik ve Fotonik Calisma Toplantisi, Bilkent Univ, Istanbul, Dec 2005

    • Çağlar Ataman, Hakan Ürey, "Görünür ve Yakın Kızılötesi için MEMS Temelli Fouier Dönüşümü Tayfölçeri," 7. Ulusal Elektro-Optik ve Fotonik Calisma Toplantisi, Bilkent Univ, Ankara, Dec 2005.

    • A. D. Yalçınkaya, S. Holmstrom, H. Ürey “İnce Manyetik Film Kaplamalı İki Boyutlu Manyetik Mikrotarayıcı”, 8. Ulusal Fotonik Çalıştayı, Koç Univ, Istanbul, Sep 2006.

    • O. Ferhanoğlu, M. F. Toy, H. Torun, H. Ürey, “Optik Okumalı Soğutmasız Kızılötesi Dedektör”, 8. Ulusal Fotonik Çalıştayı, Koç Univ, Istanbul, Sep 2006

    • Ç. Ataman, H. Ürey “Mikro-mekanik ve Polimer Tarayıcılar Kullanarak Fourier Dönüşümü Tayfölçeri Geliştirilmesi”, 8. Ulusal Fotonik Çalıştayı, Koç Univ, Istanbul, Sep 2006

    • A. Arslan, H. Ürey, “Maskesiz Litografi Düzeneği ile Polimer Malzeme İşlenmesi,” 9. Ulusal Fotonik Çalıştayı, Aselsan, Ankara, Sep 2007

    • M. F. Toy, O. Ferhanoğlu, G. Ünal, G. Kabuli, A. U. Çalışkan, H. Ürey, “Optik okumalı soğutmasız termo-mekanik dedektör dizini,” 9. Ulusal Fotonik Çalıştayı, Aselsan, Ankara, Sep 2007

    • S. O. Isikman, H. Ürey, “ Manyetik İnce Filmler ile Tahriklenen Lazer Tarayıcı,” 9. Ulusal Fotonik Çalıştayı, Aselsan, Ankara, Sep 2007

    • B. E. Alaca, H. Urey, and I. H. Kavaklı, “Resonator-based biosensors”, 13th Biomedical Science & Technology Symposium, 27, Yeditepe Üniversitesi, Istanbul, 2007.

    • H. I. Ocaklı, A. Öztürk, S. Holmström, N. Özber, O. Ferhanoglu, I. H. Kavaklı, H. Ürey, and B. E. Alaca, “A resonator-based mass detector: sensing of biological species”, Nanoscience Nanotechnology Nanobiotechnology Nanomedicine Conference, NanoTR-III, 8, Bilkent Üniversitesi, Ankara, 2007.

    • Ocakli, H. I., A. Ozturk, B. E. Alaca, H. Urey, N. Ozber ve I. H. Kavakli, “Resonant mass sensor with integrated optical readout for biological applications” 4. Ulusal Nanobilim ve Nanoteknoloji Konferansı, NanoTR4, İTÜ, Istanbul, Poster: 179, 09-13 Haziran 2008.

    • Ozturk, A., H. I. Ocaklı, N. Ozber, H. Urey, I. H. Kavakli ve B. E. Alaca, “Mikro çınlaçların biyolojik algılayıcılardaki uygulamaları”, 13. Biyomedikal Mühendisliği Ulusal Toplantısı, BİYOMUT 08, ODTÜ, Ankara, 29-31 Mayıs 2008

    • M. F. Toy, O. Ferhanoğlu, O. Akar, T. Akın, H. Ürey, "Soğutmasız Kızılötesi Termomekanik Algılayıcı Tasarımı, Üretimi ve Testi," 10. Ulusal Fotonik Çalıştayı, Kocaeli Üniversitesi, Kocaeli, Oct 2008

    • H. Seren, H. Ürey, "Mikrosistem Karakterizasyonu için Optik Algılayıcı Düzeneği", 10. Ulusal Optik Elektro-Optik ve Fotonik Çalıştayı, Kocaeli Üniversitesi, Kocaeli, Ekim,2008

    • A. Arslan, H. Urey, “”10. Ulusal Optik Elektro-Optik ve Fotonik Çalıştayı, Kocaeli Üniversitesi, Kocaeli, Ekim, 2008

    • A. Ozturk, H. I. Ocaklı, N. Ozber, H. Urey, I. H. Kavakli, and B. E. Alaca, “Mikro çınlaçların biyolojik algılayıcılardaki uygulamaları”, 13. Biyomedikal Mühendisligi Ulusal Toplantısı, BIYOMUT 08, ODTÜ, Ankara, May 29-31, 2008.

    • O. Ferhanoğlu, M. F. Toy, O. Akar, T. Akın, O. O. Cellek, H. Ürey, "Soğutmasız Kızılötesi MEMS Termomekanik Görüntüleme" 11. Ulusal Optik Elektro-Optik ve Fotonik Çalıştayı, ODTÜ, Ankara, 2009

    • E. Erden, K. V. Chellappan, H. Ürey, H. Baghsiahi, E. Willman, S. E. Day, D. R. Selviah, F. A. Fernandez, P. Surman, "Lazer Tarama Temelli 3 Boyutlu Görüntüleme Sistemi", 11. Ulusal Optik Elektro-Optik ve Fotonik Çalıştayı, ODTÜ, Ankara, Ekim, 2009

    • Sertan Kutal Gökçe, Sven TS Holmstrom, Cyrille Hibert, Çağlar Ataman, Aslıhan Arslan, Hüseyin R. Seren, Hakan Urey,"MEMS ile Entegre Mikrolens Dizinleri Kullanarak Lazer Kamera Geliştirilmesi", 11. Ulusal Optik Elektro-Optik ve Fotonik Çalıştayı, ODTÜ, Ankara, Ekim, 2009

    • M. S. Kilic, B. E. Alaca, S. Yavuz, and H. Urey, “Kompozit konsol kiris yapıların mikro-çınlaç olarak kütle ölçümünde kullanımı”, XVI. Ulusal Mekanik Kongresi, 815-822, Erciyes Üniversitesi, Kayseri, 2009.

    • H. Urey, E. Timurdogan, S. Yavuz, H. Kavakli,and B. Erdem Alaca, “Resonant nano-biosensor for multi-analyte screening using optical MEMS”, 6th Nanoscience and Nanotechnology Conference, NanoTR-VI, 106, Çesme, Izmir, June 15-18, 2010.

    • H. Urey, “Biosensor for multianalyte detection using Optical MEMS,” Nanomedicine, Antalya, Turkey, Oct 2010

    • Y. Kilinc, E. Timurdogan, E. Ermek, C. Sagiroglu, I. Baris, A. Mostafazadeh, I. H. Kavakli, H. Urey ve B. E. Alaca “Operation of Micromechanical Resonator Biosensor in Liquid Media,” 7th Nanoscience and Nanotechnology Conference, NanoTR-VII, p. S2-J.2, Sabancı Üniversitesi, İstanbul, June 27- July 1, 2011
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