SU Electronics Engineering Program

Acoustics Group

Research in Acoustics & Ultrasonics


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Journal Articles
  • Deveci, E., Akbaş, F., Ergun, A.Ş. et al. The Effects of Transcranial Focused Ultrasound Stimulation of Nucleus Accumbens on Neuronal Gene Expression and Brain Tissue in High Alcohol-Preferring Rats. Mol Neurobiol 60, 1099–1116 (2023). https://doi.org/10.1007/s12035-022-03130-9
  • H. O. Tabrizi, S. Forouhi, O. Farhanieh, A. Bozkurt, S. Magierowski and E. Ghafar-Zadeh, "Calibration-Free CMOS Capacitive Sensor for Life Science Applications," in IEEE Transactions on Instrumentation and Measurement, vol. 70, pp. 1- 12, 2021, Art no. 2006512, doi: 10.1109/TIM.2021.3116294.
  • Goksen G. Yaralioglu, A. Sanli Ergun, and Ayhan Bozkurt, “Vertical cavity capacitive transducer`, Journal of the Acoustical Society of America, 4 March 2021. https://doi.org/10.1121/10.0003
  • Kemal, R.E., Bozkurt, A. and Yaralıoğlu, G.G. Equivalent circuit for capacitive micromachined ultrasonic transducers to predict anti-resonances. Microsyst Technol (2020). https://doi.org/10.1007/s00542-020-04849-y
  • Erdem Deveci, Alperen Kilic, Onur Yilmaz, Aynur Nabi, Arif Sanli Ergun, Ayhan Bozkurt, Ayse Kurtulmus, Ahmet Ozturk, Mukaddes Esrefoglu, Mehmet Serif Aydın, Ebr Sahan, Ismet Kirpinar (2019), "The effects of focused ultrasound pulsation of nucleus accumbens in opioid-dependent rats", Psychiatry and Clinical Psychopharmacology, DOI: 10.1080/24750573.2019.1631942
  • M. Ahmad, A. Bozkurt, O. Farhanieh, "PMMA Based Wafer Bonded Capacitive Micromachined Ultrasonic Transducer for Undewater Applications", Micromachines, 2019, 10(5), 319; https://doi.org/10.3390/mi10050319
  • R. B. Roy, O. Farhanieh, A. S. Ergun, A. Bozkurt, "Fabrication of High Efficiency CMUTs with Reduced Parasitics using Embedded Metallic Layers", IEEE Sensors Journal, May 2017. DOI: 10.1109/JSEN.2017.2704623
  • 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", 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.