SU Electronics Engineering Program

Acoustics Group

Research in Acoustics & Ultrasonics

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 Journal Articles
  • O. Farhanieh, A. Sahafi, R. B. Roy, A. S. Ergun, A. Bozkurt, "Integrated HIFU Drive System on a Chip for CMUT-based Catheter Ablation System", accepted for publication in IEEE Trans. on Biomedical Circuits and Systems, 30/12/2016.
  • A. Bozkurt, G. Yaralioglu, "Receive-Noise Analysis of Capacitive Micromachined Ultrasonic Transducers", IEEE Transactions on UFFC, Volume: 63, Issue: 11, pp. 1980-1987, Nov. 2016.
  • F. Y. Yamaner, S. Olcum, H. K. Oguz, A. Bozkurt, H. Koymen, A. Atalar, "High-Power CMUTs: Design and Experimental Verification", IEEE Transactions on UFFC, Vol.59 No. 6, pp. 1276-1284, 2012.
  • S. Olcum, F. Y. Yamaner, A. Bozkurt, A. Atalar, "Deep-collapse operation of capacitive micromachined ultrasonic transducers", IEEE Transactions on UFFC, Vol. 58, No. 11, pp. 2475 - 2483, 2011.
  • S. Olcum, F. Y. Yamaner, A. Bozkurt, H. Koymen, A. Atalar, "An Equivalent Circuit Model for Transmitting Capacitive Micromachined Ultrasonic Transducers in Collapse Mode", IEEE Transactions on UFFC, Vol. 58, No. 7, pp. 1468 - 1477, 2011.
  • S. Harput, A. Bozkurt, "Ultrasonic Phased Array Device for Acoustic Imaging in Air", IEEE Sensors Journal, Vol. 8, No. 11, pp. 1755-1762, November 2008.
  • A. Bozkurt, "A Lumped-Circuit Model for the Radiation Impedance of a Circular Piston in a Rigid Baffle", IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, vol. 55, no. 9, September 2008.
  • I.Cicek, A. Bozkurt, M.Karaman, ``Design of a Front-End Integrated Circuit for 3D Acoustic Imaging Using 2D CMUT Arrays'', IEEE Tran. on UFFC, Vol. 52, No. 12, pp.2235-2241, 2005.
  • A. Bozkurt, I. Ladabaum, A. Atalar, B. T. Khuri-Yakub, ``Theory and Analysis of Electrode Size Optimization for Capacitive Microfabricated Ultrasonic Transducers'', IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, vol.46, no.6, pp.1364-1374, 1999.

Conference Proceedings
  • M. Rahim Sobhani; H. E. Ozum; G. G. Yaralioglu; A. S. Ergun; A. Bozkurt, "Portable low cost ultrasound imaging system", 2016 IEEE International Ultrasonics Symposium (IUS).
  • Reza Pakdaman Zangabad; Ayhan Bozkurt; Göksenin Yaralıoğlu; Johan G. Bosch; Gijs van Soest; Antonius F. W. van der Steen, "Mutual radiation impedance of circular CMUTs on a cylinder", 2016 IEEE International Ultrasonics Symposium (IUS).
  • M. Akif Aydin; M. Sait Kilinc; A. Sanli Ergun; Ayhan Bozkurt; Erdem Deveci, "Ultrasonic transmittance of rat skull as a function of frequency", 2016 IEEE International Ultrasonics Symposium (IUS).
  • Rupak Bardhan Roy; Omid Farhanieh; A Sanlı Ergun; Ayhan Bozkurt, "A high frequency CMUT ring array for small spot size HIFU", 2016 IEEE International Ultrasonics Symposium (IUS).
  • R. P. Zangabad, A. Bozkurt, G. Yaralioğlu, “Signal to noise ratio optimization for a CMUT based medical ultrasound imaging system”, 2015 IEEE International Ultrasonics Symposium (IUS).
  • R. B. Roy, A. Bozkurt, O. Farhanieh, and A. S. Ergun, “Embedded sacrificial layers for cmut fabrication,” in SENSORS, 2015 IEEE, Nov 2015, pp. 1–4.
  • H. Yetik, A. S. Ergun, A. Bozkurt, "An Integrated Beamforming Driver for CMUT based Ultrasound Catheter Ablation System", Proceedings of the IEEE International Ultrasonics Symposium, Chicago, IL, 2014.
  • A. Bozkurt, O. Farhanieh, R. Bardhan Roy, A. S. Ergun, "Design of a Driver IC for an Ultrasound Catheter Ablation System", Proceedings of the IEEE International Ultrasonics Symposium, Chicago, IL, 2014.
  • H. Yetik, C. Ariyurek, A. Bozkurt, A. S. Ergun, "Frequency Optimization in High Intensity Focused Ultrasound", Proceedings of the IEEE International Ultrasonics Symposium, Chicago, IL, 2014.
  • A. Bozkurt, R. B. Roy, S. Ergun, "Optimization of Operating Frequency of Acoustic Transducers for Obtaining Maximum Temperature in HIFU Based Therapeutic Ablation", Proceedings of the IEEE International Ultrasonics Symposium, Dresden, Germany, 2012.
  • Olcum, S., Yamaner, F.Y., Bozkurt, A., Koymen, H., Atalar, A., "CMUT Array Element Operating in Deep Collapse Mode of Operation", Proceedings of the IEEE International Ultrasonics Symposium, Orlando, FL, October 2011.
  • Yamaner, F.Y., Olcum, S., Bozkurt, A., Koymen, H., Atalar, A., "Design and Implementation of Capacitive Micromachined Ultrasonic Transducers for High Power", Proceedings of the IEEE International Ultrasonics Symposium, Orlando, FL, October 2011.
  • Olcum, S., Yamaner, F.Y., Bozkurt, A., Koymen, H., Atalar, A., "An Equivalent Circuit for Collapse Operation Mode of CMUT", Proceedings of the IEEE International Ultrasonics Symposium, San Diego, CA, pp. 443-336, October 2010.
  • Yamaner, F.Y., Olcum, S., Bozkurt, A., Koymen, H., Atalar, A., "Optimizing CMUT Geometry for HIFU Applications", Proceedings of the IEEE International Ultrasonics Symposium, San Diego, CA, pp. 2247-2250, October 2010.
  • Olcum, S., Oguz, K., Senlik, M.N., Yamaner, F.Y., Bozkurt A., Atalar, A. ve Koymen, H, A., "Wafer bonded capacitive micromachined underwater transducers", Proc. 2009 IEEE Ultrasonics Symposium, 976-979, Rome, Italy, IEEE, 2009.
  • Yamaner, F.Y. ve Bozkurt, A., .Modeling the Pulse-Echo Response of a 2D CMUT Array Element., Proc. 2009 IEEE Ultrasonics Symposium, 1-4, Rome, Italy, IEEE, 2009.
  • S. Harput, A. Bozkurt, F. Y. Yamaner, "Ultrasonic Phased Array Device for Real-Time Acoustic Imaging in Air", Proceedings of the 2008 IEEE Ultrasonics Symposium, Beijing, China.
  • F. Y. Yamaner, L. R. Cenkeramaddi, A. Bozkurt, "Front-end IC Design for Intravascular Ultrasound Imaging", Proceedings of the 2008 IEEE PRIME Conference, pp.257-260, Istanbul, Turkey.
  • F. Y. Yamaner, A. Bozkurt, "Front-end IC Design for 2D cMUT Arrays: Modeling and Experimental Verification", Proceedings of the 2007 IEEE Ultrasonics Symposium, pp.2147-2150, New York, NY.
  • L. R. Cenkeramaddi, Ayhan Bozkurt, F. Y. Yamaner, T. Ytterdal, "A Low Noise Capacitive Feedback Analog Front-end for CMUTs in Intra Vascular Ultrasound Imaging", Proceedings of the 2007 IEEE
  • F. Y. Yamaner, A. Bozkurt, ``A Lumped Circuit Model for the Mutual Radiation Impedance of Acoustic Array Elements'', Proceedings of the 2006 IEEE Ultrasonics Symposium, Vancouver, BC, Canada.
  • U. Guler, A. Bozkurt, ``A Low-Noise Front-End Circuit for 2D cMUT Arrays'', Proceedings of the 2006 IEEE Ultrasonics Symposium, Vancouver, BC, Canada.
  • A. Bozkurt, M. Karaman, ``A Lumped Circuit Model for the Radiation Impedance of a 2D CMUT Array Element'', Proceedings of the 2005 IEEE Ultrasonics Symposium, Rotterdam, The Netherlands.
  • A. Bozkurt, ``Finite Element Modeling of CMUTs Using A Perfectly Matched Layer for Fast Simulation'', Proceedings of the 2003 IEEE Ultrasonics Symposium, Honolulu, Hawaii, USA.
  • A.Bozkurt, A. Atalar, ``Modeling of Loss Mechanisms in Capacitive Micromachined Ultrasonic Transducers'', proceedings of the 1999 IEEE Ultrasonics Symposium, Lake Tahoe, Nevada, USA.
  • A.Bozkurt, F. L. Degertekin, A. Atalar, B. T. Khuri-Yakub, ``Analytic Modeling of Loss and Cross-Coupling in Capacitive Micromachined Ultrasonic Transducers'', proceedings of the 1998 IEEE Ultrasonics Symposium, Sendai, Japan.
  • A. Bozkurt, O. Arikan, A. Atalar, ``A Synthetic Aperture Imaging System Using Surface Wave Modes'', proceedings of the 1995 IEEE Ultrasonics Symposium, Seattle, WA, USA, 1995.
  • A. Bozkurt, G. Yaralioglu, A. Atalar, H. Köymen, K. Krämer, ``Characterization and Imaging with the Lamb Wave Lens at Gigahertz Frequencies'', Proceedings of the 1994 IEEE Ultrasonics Symposium, Cannes, France.
  • A. Bozkurt, A. Atalar, and H. Köymen, ``A New Directional Acoustic Lens : V-Groove Lens,'' proceedings of the 1993 IEEE Ultrasonics Symposium, Baltimore, MA, USA.