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Hayrettin Koymen - Publications

Affiliations: 
Electrical Engineering Bilkent University, Long Beach, Ankara, Turkey 
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36 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2018 Koymen H, Atalar A, Guler S, Koymen I, Tasdelen AS, Unlugedik A. Unbiased Charged Circular CMUT Microphone: Lumped-Element Modeling and Performance. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 65: 60-71. PMID 29283348 DOI: 10.1109/Tuffc.2017.2773490  0.639
2018 Khan M, Khan TM, Tasdelen AS, Yilmaz M, Atalar A, Koymen H. Optimization of a Collapsed Mode CMUT Receiver for Maximum Off-Resonance Sensitivity Journal of Microelectromechanical Systems. 27: 921-930. DOI: 10.1109/Jmems.2018.2857444  0.65
2017 Koymen H, Atalar A, Tasdelen AS. Bilateral CMUT Cells and Arrays: Equivalent Circuits, Diffraction Constants, and Substrate Impedance. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 64: 414-423. PMID 28113931 DOI: 10.1109/Tuffc.2016.2628882  0.664
2014 Atalar A, Köymen H, Oğuz HK. Rayleigh-Bloch waves in CMUT arrays. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 61: 2139-48. PMID 25474788 DOI: 10.1109/Tuffc.2014.006610  0.6
2014 Unlügedik A, Taşdelen A, Atalar A, Köymen H. Designing transmitting CMUT cells for airborne applications. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 61: 1899-910. PMID 25389168 DOI: 10.1109/Tuffc.2014.006457  0.636
2014 Aydoğdu E, Ozgurluk A, Atalar A, Köymen H. Parametric nonlinear lumped element model for circular CMUTs in collapsed mode. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 61: 173-81. PMID 24402904 DOI: 10.1109/Tuffc.2014.6689785  0.614
2013 Oguz HK, Atalar A, Köymen H. Equivalent circuit-based analysis of CMUT cell dynamics in arrays. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 60: 1016-24. PMID 23661137 DOI: 10.1109/Tuffc.2013.2660  0.653
2013 Oguz HK, Atalar A, Koymen H. Circuit theory based analysis of CMUT arrays with very large number of cells Ieee International Ultrasonics Symposium, Ius. 291-294. DOI: 10.1109/ULTSYM.2013.0075  0.624
2013 Oguz H, Atalar A, Koymen H. Erratum to "Equivalent circuit-based analysis of CMUT cell dynamics in arrays" [May 13 1016-1024] Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 60: 1277-1277. DOI: 10.1109/Tuffc.2013.2693  0.585
2012 Köymen H, Atalar A, Aydoğdu E, Kocabaş C, Oğuz HK, Olçum S, Ozgurluk A, Unlügedik A. An improved lumped element nonlinear circuit model for a circular CMUT cell. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 59: 1791-9. PMID 22899125 DOI: 10.1109/Tuffc.2012.2383  0.762
2012 Ozgurluk A, Atalar A, Köymen H, Olçum S. Radiation impedance of collapsed capacitive micromachined ultrasonic transducers. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 59: 1301-8. PMID 22718881 DOI: 10.1109/Tuffc.2012.2321  0.765
2012 Atalar A, Koymen H. Use of a conical axicon as a surface acoustic wave focusing device. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 34: 53-63. PMID 18290091 DOI: 10.1109/T-Uffc.1987.26911  0.528
2012 Karaman M, Atalar A, Koymen H, O'Donnell M. A phase aberration correction method for ultrasound imaging. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 40: 275-82. PMID 18263182 DOI: 10.1109/58.251275  0.581
2012 Karaman M, Atalar A, Koymen H. VLSI circuits for adaptive digital beamforming in ultrasound imaging. Ieee Transactions On Medical Imaging. 12: 711-20. PMID 18218466 DOI: 10.1109/42.251122  0.598
2012 Unlugedik A, Atalar A, Kocabas C, Oguz HK, Koymen H. Electrically unbiased driven airborne capacitive micromachined ultrasonic transducer design Ieee International Ultrasonics Symposium, Ius. 991-994. DOI: 10.1109/ULTSYM.2012.0248  0.547
2012 Aydogdu E, Ozgurluk A, Oguz HK, Atalar A, Kocabas C, Koymen H. Nonlinear equivalent circuit model for circular CMUTs in uncollapsed and collapsed mode Ieee International Ultrasonics Symposium, Ius. 987-990. DOI: 10.1109/ULTSYM.2012.0247  0.589
2012 Koymen H, Atalar A, Oguz HK. Designing circular CMUT cells using CMUT biasing chart Ieee International Ultrasonics Symposium, Ius. 975-978. DOI: 10.1109/ULTSYM.2012.0244  0.589
2011 Yamaner FY, Olcum S, Bozkurt A, Köymen H, Atalar A. Design and implementation of capacitive micromachined ultrasonic transducers for high power Ieee International Ultrasonics Symposium, Ius. 1012-1015. DOI: 10.1109/ULTSYM.2011.6293596  0.721
2011 Ozgurluk A, Atalar A, Koymen H, Olcum S. Radiation impedance of an array of circular capacitive micromachined ultrasonic transducers in collapsed state Ieee International Ultrasonics Symposium, Ius. 1020-1023. DOI: 10.1109/ULTSYM.2011.0250  0.746
2011 Olcum S, Yamaner FY, Bozkurt A, Köymen H, Atalar A. CMUT array element in deep-collapse mode Ieee International Ultrasonics Symposium, Ius. 108-111. DOI: 10.1109/ULTSYM.2011.0027  0.735
2010 Senlik MN, Olcum S, Koymen H, Atalar A. Radiation impedance of an array of circular capacitive micromachined ultrasonic transducers. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 57: 969-76. PMID 20378459 DOI: 10.1109/TUFFC.2010.1501  0.749
2010 Oguz HK, Olcum S, Senlik MN, Ta? V, Atalar A, Köymen H. Nonlinear modeling of an immersed transmitting capacitive micromachined ultrasonic transducer for harmonic balance analysis. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 57: 438-47. PMID 20178910 DOI: 10.1109/Tuffc.2010.1424  0.756
2010 Yamaner FY, Olcum S, Bozkurt A, Koymen H, Atalar A. Optimizing CMUT geometry for high power Proceedings - Ieee Ultrasonics Symposium. 2247-2250. DOI: 10.1109/ULTSYM.2010.5935942  0.701
2010 Olcum S, Yamaner FY, Bozkurt A, Koymen H, Atalar A. An equivalent circuit for collapse operation mode of CMUTs Proceedings - Ieee Ultrasonics Symposium. 443-446. DOI: 10.1109/ULTSYM.2010.5935697  0.728
2009 Senlik MN, Olcum S, Köymen H, Atalar A. Bandwidth, power and noise considerations in airborne cMUTs Proceedings - Ieee Ultrasonics Symposium. DOI: 10.1109/ULTSYM.2009.5441775  0.704
2009 Olcum S, Oǧuz K, Şenlik MN, Yamaner FY, Bozkurt A, Atalar A, Köymen H. Wafer bonded capacitive micromachined underwater transducers Proceedings - Ieee Ultrasonics Symposium. DOI: 10.1109/ULTSYM.2009.5441699  0.701
2009 Oguz HK, Olcum S, Senlik MN, Atalar A, Köymen H. A novel equivalent circuit model for CMUTs Proceedings - Ieee Ultrasonics Symposium. DOI: 10.1109/ULTSYM.2009.5441435  0.745
2008 Sahin Z, Koymen H. The design of a wideband and widebeam piston transducer in a finite closed circular baffle The Journal of the Acoustical Society of America. 123: 3236-3236. DOI: 10.1121/1.2933475  0.355
2007 Köymen H, Senlik MN, Atalar A, Olcum S. Parametric linear modeling of circular cMUT membranes in vacuum. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 54: 1229-39. PMID 17571821 DOI: 10.1109/Tuffc.2007.376  0.761
2007 Olcum S, Atalar A, Köymen H, Oguz K, Senlik MN. Experimental characterization of capacitive micromachined ultrasonic transducers Proceedings - Ieee Ultrasonics Symposium. 2131-2134. DOI: 10.1109/ULTSYM.2007.536  0.555
2006 Olcum S, Atalar A, Köymen H, Senlik MN. Stagger tuned cMUT array for wideband airborne applications Proceedings - Ieee Ultrasonics Symposium. 1: 2377-2380. DOI: 10.1109/ULTSYM.2006.598  0.729
2006 Senlik MN, Atalar A, Koymen H, Olcum S. Radiation impedance and equivalent circuit for immersed CMUT array element Proceedings - Ieee Ultrasonics Symposium. 1: 1951-1954. DOI: 10.1109/ULTSYM.2006.493  0.769
2006 Olcum S, Atalar A, Köymen H, Senlik MN. Calculation of transformer ratio in mason's equivalent circuit for cMUTs Proceedings - Ieee Ultrasonics Symposium. 1: 1947-1950. DOI: 10.1109/ULTSYM.2006.492  0.718
1994 Karman M, Koymen H, Atalar A, O'Donnell M. Influence of missing array elements on phase aberration correction for medical ultrasound Ieee Transactions On Ultrasonics, Ferroelectrics and Frequency Control. 41: 613-620. DOI: 10.1109/58.308496  0.604
1992 Atalar A, Koymen H, Degertekin FL. A Lamb wave lens for acoustic microscopy. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 39: 661-7. PMID 18267679 DOI: 10.1109/58.165548  0.584
1985 Köymen H, Atalar A. Focusing surface waves using an axicon Applied Physics Letters. 47: 1266-1268. DOI: 10.1063/1.96298  0.56
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