Keith E. O'Hara

keith@k-ohara.com

Publications

“Measuring Pulse-induced Natural Relative Motions within Human Ocular Tissue In-Vivo using Phase-Sensitive Optical Coherence Tomography”
O'Hara, Schmoll, Vass, Leitgeb, Journal of Biomedical Optics 80, 121506 (2013)
“Spin-exchange kinetics of excitons in Cu2O”
Jang, O'Hara, Wolfe, Physical Review B 70, 195205 (2004)
“Optical Actuation of a Bistable MEMS”
Sulfridge, Saif, Miller, O'Hara, Journal of Microelectromechanical Systems 11, 574 (2002)
“Thermal conductivity and sound velocities of hydrogen-sil­ses­quioxane low-k dielectrics”
Costescu, Bullen, Matamis, O'Hara, Cahill, Physical Review B 65, 094205 (2002)
“Characterization of Nano­structured Metal Films by Pico­second Acoustics and Inter­fero­metry”
O'Hara, Hu, Cahill, Journal of Applied Physics 90 4852 (2001)
“Thermal conductivity of amorphous carbon thin films”
Bullen, O'Hara, Cahill, Monteiro, von Keudall, Journal of Applied Physics 88, 6317 (2000)
“Relaxation Kinetics of Excitons in Cu2O”
O'Hara, Wolfe, Physical Review B 62, 12909 (2000)
“Two-body Decay of Thermalized Excitons in Cu2O”
Warren, O'Hara, Wolfe, Physical Review B 61, 8215 (2000)
“Auger Decay of Excitons in Cu2O”
O'Hara, Gullingsrud, Wolfe, Physical Review B 60, 10872 (1999)
“Re-examination of Bose-Einstein Statistics of Excitons in Cu2O”
O'Hara, Ó Súilleabháin, Wolfe, Physical Review B 60, 10565 (1999)
63Cu(2) Nuclear Quadrupole and Nuclear Magnetic Resonance Studies of YBa2Cu4O8 in the Normal and Super­conducting States”
Corey, Curro, O'Hara, Imai, Slichter, Physical Review B 53, 5907 (1996)
“Nuclear Spin-Lattice Relaxation Rate Measurements in YBa2Cu3O7
Martindale, Barrett, Durand, O'Hara, Slichter, Lee, Ginsberg, Physical Review B 50, 13645 (1995)
“Re-examination of Motional Averaging in Magnetic Resonance”
O'Hara, Slichter, Journal of Magnetic Resonance A 109, 74 (1994)
“NMR Studies of the Superconducting Pairing State of YBa2Cu3O7
Slichter, Martindale, Barrett, O'Hara, DeSoto, Imai, Durand, Pennington, Friedmann, Lee, Ginsberg, Journal of Physics and Chemistry of Solids 54, 1439 (1993)
“Magnetic Field Dependence of Planar Copper and Oxygen Spin-Lattice Relaxation Rate in the Superconducting State of YBa2Cu3O7
Martindale, Barrett, O'Hara, Slichter, Lee, Ginsberg, Physical Review B 47, 9155 (1993)
“NMR Studies of the Superconducting State of Copper Oxide Superconductors”
Slichter, Barrett, Martindale, Durand, Pennington, Klug, O'Hara, DeSoto, Imai, Rice, Friedmann, Ginsberg, Applied Magnetic Resonance 3, 423 (1992)
“Anisotropy and Magnetic Field Dependence of the Planar Copper NMR Spin-Lattice Relax­ation Rate in the Super­conducting State of YBa2Cu3O7
Martindale, Barrett, Klug, O'Hara, DeSoto, Slichter, Friedmann, Ginsberg, Physical Review Letters 68, 702 (1992)
“NMR in the Superconducting State of YBa2Cu3O7
Martindale, Barrett, Klug, O'Hara, DeSoto, Slichter, Friedmann, Ginsberg, Physica C: Superconductivity 185–89, 93 (1991)

Conference Presentations

“Widefield Fundus measurements on the Argus II implant”
Doyle, Lee, Manivannan, O'Hara, Durbin, Delyfer, Korobelnik; Invest. Ophthalmol. Vis. Sci. 61(7), 5274 (2020)
“Improving autofocus performance in a widefield fundus imaging system, using peripheral defocus measurements”
Leahy, Nolan, O'Hara, Chen, Brock, Hunder, Straub; Invest. Ophthalmol. Vis. Sci. 60(11), PB039 (2019)
“Characterizing retinal radiant exposure of line illumination ”
Liu, O'Hara, Wang, Shemonski, Straub, Campbell; Invest. Ophthalmol. Vis. Sci. 59(9), 5870 (2018)
“Quantitative Measurement of Retinal Features on Widefield Fundus Images”
Leahy, Luu, Eslami, Lee, O'Hara, Durbin; Invest. Ophthalmol. Vis. Sci. 58(8), 5453 (2017)
“Wide field imaging of the retina using a new slit scan ophthalmoscope imager”
Kunert, Täubig, Blum, Saur, O'Hara, Durbin, Bublitz, Morhholz, Virmani, Peter, Rußmann, Invest. Ophthalmol. Vis. Sci. 57(12), 1677 (2016)

Patents

“Region-of-Interest Table”
Doyle, O'Hara, Farkas; U.S. Patent Application 2020/0106929 with Notice of Allowance, filed September, 2018.
“Montaging of Wide-Field Fundus Images”
Leahy, O'Hara; U.S. Patent 10 512 395, filed April, 2017.
“Imaging System”
Hauger, Seßelberg, Hacker, O'Hara; U.S. Patents 8 922 882, 9 377 293, 9 618 326, 9 962 076 and 10 098 538, filed May, 2011.
“Optical Coherence Tomography Methods and Systems”
Hacker, Hauger, Seeßelberg, O'Hara, Meyer; U.S. Patent 8 427 653, filed January, 2011.
“Variable Resolution Optical Coherence Tomography Scanner and Method for Using Same”
Everett, O'Hara; U.S. Patent 8 500 279, filed November, 2009.
“Surgical Microscopy System having an Optical Coherence Tomography Facility”
Hauger, Seeßelberg, O'Hara, Qiu, Wei, Horn, Reimer; U.S. Patent 8 049 873, filed March, 2009.
“Refractive Prescription using Optical Coherence Tomography”
O'Hara, Meyer; U.S. Patent 7 878 651, filed December, 2008.
“Method and Apparatus for Measuring Motion of a Subject using a Series of Partial Images from an Imaging System”
Everett, Flachenecker, Hacker, Meyer, O'Hara, Williams; U.S. Patents  7 805 009, 8 404 861, 8 363 958, 9 033 504, filed March, 2006.
“Method of Motion Correction in Optical Coherence Tomography Imaging”
Everett, O'Hara; U.S. Patents  7 755 769, 9 167 964, 9 706 915, filed March, 2008.
“Optical Coherence Tomography for Eye-Length Measurement”
Zhou, O'Hara; U.S. Patent 7 480 059, filed June, 2008.
“Light Source for Swept-Source Optical Coherence Tomography based on Cascaded Distributed Feedback Lasers with Engineered Band Gaps”
Zhou, O'Hara; U.S. Patent 7 554 668, filed August, 2006.
“Littrow Spectrometer and a Spectral Domain Optical Coherence Tomography System with a Littrow Spectrometer”
Everett, Zhou, Horn, O'Hara, Foley; U.S. Patent 7 456 957, filed August, 2005.
“Method of Motion Correction in Optical Coherence Tomography Imaging”
Everett, O'Hara; U.S. Patent 7 365 856, filed January, 2006.
“Cross-Dispersed Spectrometer in a Spectral Domain Optical Coherence Tomography System”
Horn, O'Hara; U.S. Patent 7 342 659, filed January, 2006.
“Method to Suppress Artifacts in Frequency Domain Optical Coherence Tomography”
O'Hara, Hacker; U.S. Patent 7 330 270, filed January, 2006.
“Distributed Optical Switching Control System”
Bhat, Evans, Garabedian, O'Hara, Tea; U.S. Patent 7 437 071, filed March, 2002.