Papers

2024

  1. S. D. Gilinsky, D. N. Jung, G. L. Futia, M. Zohrabi, T. A. Welton, O. D. Supekar, E. A. Gibson, D. Restrepo, V. M. Bright, and J. T. Gopinath, 鈥溾�� Biomedical Optics Express 15, 3285-3300 (2024).
  2. S. A. Pierce, J. Jacobellibi, K. S. Given, W. B. Macklin, J. T. Gopinath, M. E. Siemens, D. Restrepo, and E. A. Gibson, 鈥淥penSTED: Open-Source DyMIN 1 system for STED Microscopy,鈥� Accepted for publication in the Journal of Neuroscience, 听special section on Open Source Tools and Techniques (2023).

2023

  1. E. J. Miscles, W. Y. Lim, O. D. Supekar, M. Zohrabi, J. T. Gopinath and V. M. Bright, 鈥�,鈥�听听Applied Physics Letters 122, 201106听(2023).
  2. Mo Zohrabi,听Wei Yang Lim,听Samuel Gilinsky,听Victor M. Bright, and Juliet T. Gopinath听, "", 础辫辫濒颈别诲听笔丑测蝉颈肠蝉听尝别迟迟别谤蝉听122, 081102听(2023).听
  3. M. Grayson, G. Krueper, B. Xu, M. Zohrabi, D. Helme, J. T. Gopinath and W. Park, 鈥�,鈥� Optics Express 31, 877- 889 (2023).
  4. V. Kumar, K. Behrman, F. Speed, C. A. Saladrigas, O. D. Supekar, Z. Huang, V. M. Bright, C. G. Welle, D. Restrepo, J. T. Gopinath, E. A. Gibson, and I. A. Kymissis, 鈥�,"听Optics听Express听31, 16709-16718 (2023)
  5. G. Krueper, L. Cohen and J. T. Gopinath, 鈥�鈥�,听arXiv:2304.08545 [quant-ph], (2023).
  6. D. J. Park, O. D. Supekar, V. M. Bright, A. R. Greenberg, and J. T. Gopinath, "Raman spectroscopy for real-time concurrent detection of multiple scalants on RO membranes, "听Desalination 565, 116851听(2023).
  7. S. D. Gilinsky, M. Zohrabi, O. D. Supekar, W. Y. Lim, V. M. Bright, and J. T. Gopinath, 鈥溾�� Optics Express 31, 30550-30561 (2023).

2022

  1. T. Shanavas, M. Grayson, B. Xu, M. Zohrabi, W. Park, and J. T. Gopinath, 鈥�Cascaded forward Brillouin lasing in a chalcogenide whispering gallery mode microresonator,鈥� 听APL Photonics 7, 116108听(2022) .
  2. O.D. Supekar, A. Sias, S.R. Hansen, G. Martinez, G.C. Peet, X. Peng, V.M. Bright, E.G. Hughes, D. Restrepo, D.P. Shepherd, C.G. Welle, J.T. Gopinath, and E.A. Gibson, "", Biomed. Opt. Express听13, 2530-2541 (2022)
  3. G. Krueper, C. Yu, S. B. Libby, R. Mellors, L. Cohen, and J. T. Gopinath, 鈥�,鈥� Optics Express 30, 8652-8666 (2022).
  4. B. Heffernan, P. Riley, O. Supekar, S. Meyer, D. Restrepo, M. Siemens, E. A. Gibson, and J. T. Gopinath, 鈥�,鈥� APL Photonics 7, 036102 (2022).
  5. W. Y. Lim, M. Zohrabi, J. Zhu, T. Socco, T. Carmon, J. T. Gopinath and V. M. Bright, 鈥�,鈥澨� Optics Express 30, 18949-18965 (2022).
  6. A. Q. Anderson, E. F. Strong, S. C. Coburn, G. B. Rieker, and J. T. Gopinath, 鈥�,鈥� Optics Express听30, 21195-21210 (2022).
  7. M. Grayson, B. Xu, T. Shanavas, M. Zohrabi, K. Bae, J. T. Gopinath and W. Park, 鈥�,鈥� Optics Express 30, 31107 - 31121听(2022).
  8. D. J. Park, O. D. Supekar, A. Greenberg, J. T. Gopinath and V. M. Bright, 鈥�In-situ monitoring of calcium carbonate scale progression on reverse osmosis membranes using Raman spectroscopy,鈥澨�Desalination and Water Treatment 273, 92鈥�103 (2022).

2021

  1. Y. Lange Simmons, Kenneth J. Underwood, Omkar D. Supekar, Brendan M. Heffernan, Tarah A. Welton, Emily A. Gibson, and Juliet T. Gopinath, "Femtosecond diode-based time lens laser for multiphoton microscopy," Biomed. Opt. Express听12, 6269-6276 (2021)

  2. B. Xu, B. Heffernan, K. Bae, M. E. Siemens, J. T. Gopinath and W. Park, "," Opt. Express听29, 13071-13083 (2021).

  3. E. F. Strong, A. Q. Anderson, M. P. Brenner, B. M. Heffernan, N. Hoghooghi, J. T. Gopinath and G. B. Rieker,听鈥�Angular velocimetry for fluid flows: an optical sensor using structured light and machine learning,鈥澨�Optics Express听29, 9960 (2021) .
  4. A. Q. Anderson, E. F. Strong, B. M. Heffernan, M. E. Siemens, G. B. Rieker and J. T. Gopinath,听鈥�Observation of the Rotational Doppler Shift in Spatially Incoherent Light,鈥澨�Optics Express听29,4058 (2021).

2020

  1. J. Zhu, T. M. Horning, M. Zohrabi, W. Park and J. T. Gopinath,听鈥�Photo-induced writing and erasing of gratings in As2S3 chalcogenide microresonators,鈥澨�Optica听7, 1645-1648 (2020).
  2. K. Bae, J. Zhu, C. Wolenski, A. Das, T. M. Horning, S. Pampel, M. Grayson, M. Zohrabi, J. T. Gopinath and Won, Park,听鈥�Indium Tin Oxide Nanoparticle-Coated Silica Microsphere with Large Optical Nonlinearity and High Quality Factor,鈥澨�ACS Photonics听(2020).
  3. D. Park, O. D. Supekar, A. R. Greenberg, J. T. Gopinath and V. M. Bright,听鈥�Real-time monitoring of calcium sulfate scale removal from RO desalination membranes using Raman spectroscopy,鈥澨�Desalination听97, 114736 (2020).
  4. E. L. Strong, A. Anderson, J. T. Gopinath and G. Rieker,听鈥�Centering a beam of light to the axis of rotation of a planar object,鈥澨�Review of Scientific Instruments听91, 105101 (2020).
  5. S. Pampel, K. Bae, M. Zohrabi, M. Grayson, T. M. Horning, W. Park and J. T. Gopinath,听鈥�Third-Harmonic Generation Enhancement in an ITO Nanoparticle-Coated Microresonator,鈥澨�28, 30004听Optics Express听(2020).
  6. K. J. Underwood, A. F. Briggs, S. D. Sifferman, V. B. Verma, N. Sirica, R. P. Prasankumar, S. -W. Nam, K. L. Silverman, S. R. Bank and J. T. Gopinath,听"Strain dependence of Auger recombination in 3 um GaInAsSb/GaSb type-I active regions,"Applied Physics Letters听116,262103 (2020).
  7. A. Q. Anderson, E. F. Strong, B. M. Heffernan, M. E. Siemens, G. B. Rieker, and J. T. Gopinath,听"Detection Technique Effect on Rotational Doppler Measurements,"Optics Letters听45, 2636-2639 (2020).
  8. M. Zohrabi, W. Y. Lim, V. M. Bright and J. T. Gopinath,听"High extinction ratio, low insertion loss, optical switch based on an electrowetting prism,"Optics Express听28,5991-6001 (2020).
  9. W. Y. Lim, M. Zohrabi, J. T. Gopinath, and V. M. Bright,听"Calibration and characteristics of an electrowetting laser scanner,"IEEE Sensors听20, 3496-3503 (2020).
  10. O. D. Supekar, D. J. Park, A. R. Greenberg, J. T. Gopinath, and V. M. Bright,听"Real-Time Detection of Early-Stage Calcium Sulfate and Calcium Carbonate Scaling Using Raman Spectroscopy,"Journal of Membrane Science听596, 117603 1-9 (2020).

2019

  1. M. Grayson, M. Zohrabi, K. Bae, J. Zhu, J. T. Gopinath and W. Park,听"Enhancement of third-order nonlinearity of thermally evaporated GeSbSe waveguides through annealing,"Optics Express听27听, 33606-33620 (2019).
  2. J. Chiles, N. Nader, E. J. Stanton, D. Herman, G. Moody, J. Zhu, J. Connor Skehan, B. Guha, A. Kowligy, J. T. Gopinath, K. Srinivasan, S. A. Diddams, I. Coddington, N. R. Newbury, J. M. Shainline, S. W. Nam, and R. P. Mirin,听"Multifunctional integrated photonics in the mid-infrared with suspended AlGaAs on silicon,"听Optica听6听, 1246-1254 (2019).
  3. B. M. Hefferman, S. A. Meyer, D. Restrepo, M. E. Siemens, E. A. Gibson and J. T. Gopinath ,听"A fiber-coupled stimulated emission depletion microscope for bend-insensitive through-fiber imaging,"听Scientific Reports听9, 11137 (2019).
  4. J. Zhu, M. Zohrabi, K. Bae, T. M. Horning, M. B. Grayson, W. Park, and J. T. Gopinath ,听"Nonlinear characterization of silica and chalcogenide microresonators,"听Optica听6, 716-722 (2019).
  5. M. Zohrabi, W. Y. Lim, R. H. Cormack, O. D. Supekar, V. M. Bright, and J. T. Gopinath,听"Lidar system with nonmechanical electrowetting-based wide-angle beam steering,"听Optics Express听27听, 4404-4415 (2019).
  6. J. M. Anderson, S. N. Alperin, A. A. Voitiv, W. G. Holtzmann, J. T. Gopinath and M. E. Siemens,听"Characterizing vortex beams from a spatial light modulator with collinear phase shifting holography,"听Applied Optics.听58听, 404-409 (2019).

2018

  1. W. Y. Lim, O. D. Supekar, M. Zohrabi, J. T. Gopinath and V. M. Bright,听"Liquid combination with high refractive index contrast and fast scanning speeds for electrowetting adaptive optics,"听Langmuir听34听DOI: 10.1021/acs.langmuir.8b02849, 14511-14518 (2018).
  2. O. D. Supekar, J. Brown, A. R. Greenberg, J. T. Gopinath and V. M. Bright,听"Real-time detection of reverse-osmosis membrane scaling via Raman spectroscopy,"听Industrial and Engineering Chemistry Research听DOI: 10.1021/acs.iecr.8b01272 (2018).
  3. B. N. Ozbay, G. L. Futia, M. Ma, V. M. Bright, J. T. Gopinath, E. G. Hughes, D. Restrepo, and E. A. Gibson听"Three dimensional two-photon imaging of neural activity in freely moving mice using a miniature fiber coupled microscope with dynamic focusing,"听Scientific Reports听8听8108, DOI: 10.1038/s41598-018-26326-3 (2018).

2017

  1. M. Zohrabi, R. H. Cormack, C. McCullough, O. D. Supekar, E. A. Gibson, V. M. Bright, and J. T. Gopinath,听"Numerical analysis of wavefront aberration correction using multielectrode electrowetting-based devices,"听Optics Express听25听31451-31461 (2017).
  2. O. D. Supekar, B. N. Ozbay, M. Zohrabi, P. D. Nystrom, G. L. Futia, D. Restrepo, E. A. Gibson, J. T. Gopinath, and V. M. Bright,听"Two-photon laser scanning microscopy with electrowetting-based prism scanning,"听Biomedical Optics Express听8听, 5412-5426 (2017).
  3. G. Kang, M. R. Krogstad, M. Grayson, D.-G. Kim, H. Lee, J. T. Gopinath and W. Park,听"High quality chalcogenide-silica hybrid wedge resonator,"听Optics Express听25听, 15581-15589 (2017).
  4. B. M. Heffernan, R. D. Niederriter, M. E. Siemens, and J. T. Gopinath,听"Tunable higher-order orbital angular momentum using polarization-maintaining fiber,"听Optics Letters听42听, 2683-2686 (2017).
  5. O. D. Supekar, M. Zohrabi, J. T. Gopinath, and V. M. Bright,听"Enhanced response time of electrowetting lenses with shaped input voltage functions,"听Langmuir听33, 4863-4869 (2017).

2016

  1. R. D. Niederriter, B. N. Ozbay, G. L. Futia, Emily A. Gibson, and J. T. Gopinath,听"Compact diode laser source for multiphoton biological imaging,"听Biomedical Optics Express听8, 315-322 (2016).
  2. R. D. Niederriter, M. E. Siemens, and J. T. Gopinath,听"Independent control of orbital angular momentum and beam profile in two-mode polarization-maintaining fiber,"听Optics Letters听41, 5736-5739 (2016).
  3. K. Underwood and J. T. Gopinath,听"Control of the state of a mode-locked fiber laser using an intracavity Martinez compressor,"听Optics Letters听41, 5393-5396 (2016).
  4. M. R. Krogstad, S. Ahn, W. Park, and J. T. Gopinath,听"Optical characterization of chalcogenide Ge-Sb-Se waveguides at telecom wavelengths,"听Photonics Technology Letters听28听2720- 2723 (2016).
  5. S. N. Alperin, R. D. Niederriter, J. T. Gopinath and M. E. Siemens,听"Quantitative measurement of the orbital angular momentum of light with a single, stationary lens,"听Optics Letters听41听5019 (2016).
  6. M. Zohrabi, R. H. Cormack, and J. T. Gopinath,听"Wide-angle nonmechanical beam steering using liquid lenses,"听Optics Express听24,听23798 (2016).
  7. R. D. Niederriter, M. E. Siemens, and J. T. Gopinath听"Continuously tunable orbital angular momentum generation using polarization maintaining fiber,"听Optics Letters听41听3213 - 3216(2016).
  8. R. D. Montoya, K. Underwood, S. Terrab, A. M. Watson, V. M. Bright, and J. T. Gopinath听"Large extinction ratio optical electrowetting shutter,"听Optics Express听24听9660 - 9666(2016).

2015

  1. S. Terrab, A. M. Watson, C. Roath, J. T. Gopinath, and V. M. Bright,听"Adaptive electrowetting lens-prism element,"听Optics Express听23听25838 - 25845(2015).
  2. A. M. Watson, K. Dease, S. Terrab, C. Roath, J. T. Gopinath, and V. M. Bright,听"Focus-tunable low power electrowetting lenses with thin parylne films,"听Applied Optics听54听6224-6229(2015).
  3. K. J. Underwood, A. M. Jones, and J. T. Gopinath,听"FPGA-based phase control of AOM Fourier synthesis system through gradient descent phase-locking algorithm,"听Applied Optics听54听5624-5628 (2015).
  4. B. N. Ozbay, J. T. Losacco, R. Cormack, R. Weir, V. M. Bright, J. T. Gopinath, D. Restrepo and E. A. Gibson,听"Miniaturized fiber-coupled confocal fluorescence microscope with an electrowetting variable focus lens using no moving parts,"听Optics Letters听40, 2553-2556 (2015).
  5. M. R. Krogstad, S. Ahn, W. Park, and J. T. Gopinath,听"Nonlinear characterization of Ge28Sb12Se60 bulk and waveguide devices,"听Optics Express听23, 7871-7878 (2015).

2013

  1. A. M. Jones and J. T. Gopinath,听"Fast-to-slow axis mode imaging for brightness enhancement of a broad-area laser diode array,"听Optics Express听21, 17912-17919 (2013).
  2. R. D. Niederriter, A. M. Watson, R. N. Zahreddine, C. J. Cogswell, R. H. Cormack, V. M. Bright, and J. T. Gopinath,听"Electrowetting lenses for compensating phase and curvature distortion in arrayed laser systems,"听Applied Optics听52, 3172 (2013).
  3. R. D. Niederriter, J. T. Gopinath and M. E. Siemens,听"Measurement of the M2 beam propagation factor using a focus-tunable liquid lens,"听Applied Optics听52, 1591-1598 (2013).

2012

  1. J. T. Gopinath, V. M. Bright, C. C. Cogswell, R. D. Niederriter, A. Watson, R. Zahreddine, and R. H. Cormack,听"Simulation of electrowetting lens and prism arrays for wavefront compensation,"听Applied Optics听51, 6618-6623 (2012).

2011

  1. P. W. Juodawlkis, J. J. Plant, W. Loh, L. Missaggia, F. O'Donnell, D. C. Oakley, A. Napoleone, J. Klamkin, J. T. Gopinath, D. J. Ripin, S. Gee, P. J. Delfyett, and J. P. Donnelly,听"High-Power, Low-Noise 1.5-渭m Slab-Coupled Optical Waveguide (SCOW) Emitters: Physics, Devices, and Applications,"听IEEE J. of Sel. Top. in Quant. Electron. 17, 1698-1714 (2011).

2010

  1. K-H Hong, J. T. Gopinath, D. Rand, A. M. Siddiqui, S-W Huang, E Li, B. J. Eggleton, J. D. Hybl, T. Y. Fan, and F. X. Kaertner,听"High-energy, kHz-repetition-rate, ps cryogenic Yb:YAG chirped-pulse amplifier,"听Optics Letters听35, 1752-1754 (2010).

2008

  1. K.-H. Hong, A. Siddiqui, J. Moses, J. T. Gopinath, J. Hybl, F. O. Ilday, T. Y. Fan, and F. X. Kaertner,听"Generation of 287-W, 5.5-ps pulses at 78-MHz repetition rate from a cryogenically cooled Yb:YAG amplifier seeded by a fiber chirped-pulse amplification system,"听Optics Letters听33, 2473-2475 (2008).
  2. J. T. Gopinath, B. Chann, T.Y. Fan, and Antonio Sanchez,听"1450-nm high-brightness wavelength-beam combined diode arrays and stacks,"听Optics Express听16, 9405-9410 (2008).

2006

  1. J. T. Gopinath, B. Chann, R. K. Huang, C. Harris, J. J. Plant, L. Missaggia, J. P. Donnelly, P. W. Juodawlkis, and D. J. Ripin,听"980-nm monolithic passively modelocked diode lasers with 62 pJ of pulse energy,"听IEEE Photonics Technology Letters听19, 937-939 (2006).
  2. J. J. Plant, J. T. Gopinath, B. Chann, D. J. Ripin, R. K. Huang, and P. W. Juodawlkis,听"250 mW, 1.5 micron monolithic passively mode-locked slab-coupled optical waveguide laser,"听Optics Letters听31, 223-225 (2006).

2005

  1. J. T. Gopinath, H. M. Shen, H. Sotobayashi, E. P. Ippen, T. Hasegawa, T. Nagashima, and N. Sugimoto,听"Highly nonlinear bismuth-oxide fiber for supercontinuum generation and femtosecond pulse compression,"听Journal of Lightwave Technology听23, 3591 - 3596 (2005).
  2. F. J. Grawert, S. Akiyama, J. T. Gopinath, F. O. Ilday, H. M. Shen, J. Liu, K. Wada, L. C. Kimerling, E. P. Ippen, and F. X. Kaertner,听"220 fs Er-Yb:glass laser mode-locked by a broadband low-loss Si/Ge saturable absorber,"听Optics Letters听30, 329-331 (2005).
  3. P. T. Rakich, H. Sotobayashi, J. T. Gopinath, S. G. Johnson, J. W. Sickler, C. W. Wong, J. D. Joannopoulos, and E. P. Ippen,听"Nano-scale photonic crystal microcavity characterization with an all-fiber-based 1.2 - 2.0 micron supercontinuum,"听Optics Express听13, 821-825 (2005).
  4. F. J. Grawert, F. O. Ilday, D. Kielpinski, J. T. Gopinath, L. A. Kolodziejski, G. S. Petrich, E. P. Ippen, and F. X. Kaertner,听"Automatic feedback control of an Er-doped fiber laser with an intracavity loss modulator,"听Optics Letters听30, 1066-1068 (2005).

2004

  1. J. T. Gopinath, M. Soljacic, E. P. Ippen, V. N. Fuflyigin, W. A. King, and M. Shurgalin,听"Third-order nonlinearities in Ge-As-Se-based glasses for telecommunications applications,"听Journal of Applied Physics听96, 6931-6933 (2004).听Also appeared as an Invited Paper in Virtual Journal of Ultrafast Science December 2004.
  2. J. T. Gopinath, H. M. Shen, H. Sotobayashi, E. P. Ippen, T. Hasegawa, T. Nagashima, and N. Sugimoto,听"Highly nonlinear bismuth-oxide fiber for smooth supercontinuum generation at 1.5 micron,"听Optics Express听12, 5697-5702 (2004).
  3. S. N. Tandon, J. T. Gopinath, A. A. Erchak, G. S. Petrich, L. A. Kolodziejski, and E. P. Ippen,听"Large area oxidation of AlAs layers for dielectric stacks and thick buried oxides,"听Journal of Electronic Materials听33, 774-779 (2004).
  4. H. Sotobayashi, J. T. Gopinath, E. M. Koontz, L. A. Kolodziejski, and E. P. Ippen,听"Wavelength tunable, passively mode-locked Bismuth Oxide-based Erbium-doped fiber laser,"听Optics Communications听237 no. 4-6, 399-403 (2004).
  5. R. P. Prasankumar, I. Hartl, J. T. Gopinath, E. P. Ippen, J. G. Fujimoto, P. Mak and M. F. Ruane,听"Design and characterization of semiconductor-doped silica film saturable absorbers,"听Journal of the Optical Society of America B (Optical Physics)听21, 851-857 (2004).
  6. H. Sotobayashi, J. T. Gopinath, Y. Takushima, K. Hsu, and E. P. Ippen,听"Broadband wavelength tunable, single frequency, and single polarization Bismuth Oxide-based Erbium-doped fiber laser."听IEEE Photonics Technology Letters听16, 1628-1630 (2004).
  7. S. N. Tandon, J. T. Gopinath, H. M. Shen, G. S. Petrich, L. A. Kolodziejski, F. X. Kaertner, and E. P. Ippen,听"Large area broadband saturable bragg reflectors using oxidized AlAs."听Optics Letters听29, 2551-2553 (2004).

2003

  1. J. T. Gopinath, H. Sotobayashi, and E. P. Ippen, "Broadband amplification of picosecond pulses in a 23 cm length of Bi2O3-based Erbium-doped fiber,"听OSA TOPS听92听(Optical Amplifiers and Their Applications), 50-53 (2003).
  2. T. R. Schibli, J. Kim, O. Kuzucu, J. T. Gopinath, S. N. Tandon, G. S. Petrich, L. A. Kolodziejski,J. G. Fujimoto, E. P. Ippen, and F. X. Kaertner,听"Attosecond active synchronization of passively mode-locked lasers using balanced cross-correlation,"听Optics Letters听28, 947-949 (2003).
  3. H. Sotobayashi, J. T. Gopinath, and E. P. Ippen,"23 cm long Bi2O3-based EDFA for picosecond pulse amplification with 80 nm gain bandwidth,"听Electronics Letters听39, 1374-1375 (2003).

2002

  1. D. J. Ripin, J. T. Gopinath, H. M. Shen, G. S. Petrich, L. A. Kolodziejski, F. X. Kaertner, and E. P. Ippen,听"Oxidized GaAs/AlAs mirror with a quantum-well saturable absorber for ultrashort-pulse Cr4+:YAG laser."听Optics Communications听214, 285-289 (2002).
  2. K. S. Abedin, J. T. Gopinath, L. A. Jiang, M. E. Grein, H. A. Haus, and E. P. Ippen,听"Self-stabilized passive, harmonically mode-locked stretched pulse Erbium fiber ring laser,"听Optics Letters听27, 1758-1760 (2002).
  3. K. S. Abedin, J. T. Gopinath, E. P. Ippen, C.E. Kerbage, R. S. Windeler, and B. J. Eggleton,听"Highly nondegenerate femtosecond four-wave mixing in tapered microstructure fiber,"听Applied Physics Letters听81, 1384-1387 (2002).
  4. D. J. Ripin, C. Chudoba, J. T. Gopinath, J. G. Fujimoto, E. P. Ippen, U. Morgner, F. X. Kartner, V. Scheuer, G. Angelow, and T. Tschudi,听"Generation of 20-fs pulses by a prismless Cr4+:YAG laser,"听Optics Letters听27, 61-63 (2002).

2001

  1. J. T. Gopinath, E. R. Thoen, E. M. Koontz, M. E. Grein, L. A. Kolodziejski, E. P. Ippen, and J. P. Donnelly,听"Recovery dynamics in proton-bombarded semiconductor saturable absorber mirrors,"听Applied Physics Letters听78, 3409-3411 (2001).

Presentations

  1. E. Miscles, C. A. Saladrigas, M. Zohrabi, V. Kumar, I. Kymissis, J. T. Gopinath and V. M. Bright, 鈥淢onolithic electrowetting prism for structured illumination microscopy,鈥� Accepted for presentation at 2024 Hilton Head workshop (2024).
  2. G. L. Futia, M. Zohrabi, C. McCullough, A. Teel, F. Simoes de Souza, R. Oroke, V. M. Bright, D. Restrepo, J. T. Gopinath and E. A. Gibson, 鈥淥pto2P-FCM: A MEMS Based Miniature Two-Photon Microscope with Patterned Optogenetic Stimulation,鈥� Postdeadline, Presented at Biophotonics Congress (2024).
  3. V. Kumar, C. A. Saladrigas, O. Durnan, F. Speed, E. A. Gibson, J. T. Gopinath and I. Kymissis, 鈥淢icroLED arrays as light source for optical sectioning-SIM and targeted illumination imaging,鈥� Presented at Display Week (2024).
  4. J. T. Gopinath, 鈥淣onlinear chalcogenide microresonator devices,鈥� Invited presentation, Photonics West, paper 12871-1 (2024).
  5. F. Speed, C. A. Saladrigas, S. Vieau, V. Kumar, A. Teel, V. M. Bright, D. Restrepo, I. Kymissis, J. T. Gopinath, C. G. Welle, and E. A. Gibson, 鈥淐alcium Recording in Hippocampal CA1 Pyramidal Neurons with Enhanced Contrast Using OS-SIM,鈥� Presented 听at the Optica Biophotonics Congress (2024).
  6. B. Lu, B. Xu, G. Krueper, M. Zohrabi, J. T. Gopinath and W. Park, 鈥淗igh-quality mid-infrared chalcogenide ring resonator,鈥� Presented听at Conference on Lasers and Electro-Optics (CLEO), (2024).
  7. C. A. Saladrigas, E. J. Miscles, V. Kumar, I. Kymissis, V. M. Bright and J. T. Gopinath, 鈥淲obulation in structured illumination microscopy using a tunable electrowetting prism,鈥� Highlight talk at Conference on Lasers and Electro-Optics (CLEO), (2024).
  8. Y. L. Simmons, K. Dickson, A.F. Ricks, A.M. Skipper, A.F. Briggs, A.J. Muhowski, S.R. Bank, and J.T. Gopinath, 鈥淚mpact of Mechanical Strain on Auger Recombination in InGaAs/InP,鈥� Presented at Conference on Lasers and Electro-Optics (CLEO) (2024).
  9. J. T. Gopinath, 鈥淣onlinear chalcogenide microresonator devices,鈥� Invited presentation, Photonics West (2024).
  10. F. Speed, V. Kumar, C. Saladrigas, S. Vieau, I. Kymissis, J. Gopinath, V. Bright, C. Welle, D. Restrepo, E. Gibson. Illumination methods for voltage imaging with a microLED light source. Program No. PSTR574.22. 2023 Neuroscience Meeting Planner. Washington, D.C.: Society for Neuroscience (2023).
  11. K. Wootten, M. Zohrabi, M. E. Siemens, and J. T. Gopinath, 鈥淭emperature and strain fiber sensing using orbital angular momentum,鈥� Presented at the IEEE Photonics Society Annual Meeting (2023).
  12. S. D. Gilinsky, D. N. Jung, G. L. Futia, M. Zohrabi, T. A. Welton, E. A. Gibson, D. Restrepo, V. M. Bright, and J. T. Gopinath, 鈥淓lectrowetting lens for focus-tunable three-photon excitation microscopy,鈥� Presented at the IEEE Photonics Society Annual Meeting (2023).
  13. R. Oroke, E. J. Miscles, S. D. Gilinsky, M. Zohrabi, J. T. Gopinath, and V. M. Bright, 鈥淢achined Aluminum Electrowetting Lens,鈥� Presented at the IEEE Photonics Society Annual Meeting (2023).
  14. E. J. Miscles, M. Zohrabi, J. T. Gopinath, and V. M. Bright, 鈥淓nhancing Imaging Performance in Electrowetting Prism Scanners through Electrode Gap Reduction,鈥� Presented at the IEEE Photonics Society Annual Meeting (2023).
  15. J. T. Gopinath, Shedding light on the brain: Super-resolution and multiphoton microscopy,听Invited Presentation, NanoNeuro听(2023).
  16. J. T. Gopinath, 鈥淧hotonic devices based on chalcogenides,鈥� Invited presentation, Photonics North (2023).
  17. B. Xu, M. Grayson, T. Shanavas, J. T. Gopinath, and W. Park, 鈥淒ispersion control of high-quality Ge23Sb7S70 reflowed wedge resonators,鈥� Presented at听Conference on Lasers and Electro-Optics (2023).
  18. G. M. Brodnik, H. Lu, J. Erikson, D. R. Carlson, J. T. Gopinath, J. A. Black, and S. B. Papp, 鈥淩obust wavelength control of microresonator parametric oscillation with nanophotonic bandgaps,鈥� Presented at听Conference on Lasers and Electro-Optics (2023).
  19. G. Krueper, L. Cohen, R. Mellors, S. B. Libby, M. Messerly, J. Combes, and J. T. Gopinath, 鈥淨uantum Multiparameter Estimation Model of Cascaded Phases in Optical Fiber,鈥� Presented at听Conference on Lasers and Electro-Optics (2023).
  20. T. Shanavas, R. McLeod, M. E. Siemens, and J. T. Gopinath, 鈥淐omparison of coherent and incoherent donut beams for deep tissue STED microscopy,鈥� Presented at听Conference on Lasers and Electro-Optics (2023).
  21. G. Krueper, L. Cohen, J. Combes, S. B. Libby, R. Mellors, M. Messerly, and J. T. Gopinath, 鈥淢odeling of Cascaded Phase Sensing in Optical Fiber Using Squeezed Light,鈥� Presented at APS March Meeting (2023).
  22. J. T. Gopinath, B. Heffernan, S. A. Meyer, D. Restrepo, M. E. Siemens, and E. A. Gibson, 鈥淎 window into the brain: Advances in super-resolution microscopy,鈥澨� Invited presentation, Conference on Optics Photonics and Quantum Optics 2022 (2022).
  23. S. D. Gilinsky, M. Zohrabi, O. D. Supekar, W. Y. Lim, V. M. Bright, and J. T. Gopinath, 鈥淭wo-Dimensional Individual Addressable Electrowetting Micro-Lens Array,鈥� Presented at the IEEE Photonics Society Annual Meeting (2022).
  24. E. J. Miscles, W. Y. Lim, O. D. Supekar, M. Zohrabi, J. T. Gopinath and V. M. Bright, 鈥淰ibration suppression in an electrowetting lens,鈥� Presented听at the IEEE Photonics Society Annual Meeting (2022).
  25. J. T. Gopinath, 鈥淔rom water filtration to autonomous navigation: Using photonics to enable new sensing modalities鈥�, Plenary, Optical Sensors and Sensing Congress (2022).
  26. O. Supekar, A. Sias, S. Hansen, G. Martinez, G. Peet, X. Peng, V. Bright, E. Hughes, D. Shepherd, C. Welle, J. Gopinath and E. Gibson, 鈥淪IMscope3D: A structured illumination miniature microscope for high resolution brain imaging,鈥� Presented at the 2022 Biophotonics Congress: Biomedical Optics (2022).
  27. O. D. Supekar, Y. Lange Simmons, V. M. Bright, and J. T. Gopinath, 鈥淣arrow linewidth picosecond source at 760 nm generating 50 nJ pulses using four-wave mixing,鈥� Presented at the 2022 Conference on Lasers and Electro-Optics (CLEO) (2022).
  28. T. Shanavas, M. B. Grayson, M. Zohrabi, W. Park, and J. T. Gopinath, 鈥淐ascaded Forward Brillouin Scattering in a Chalcogenide Microsphere,鈥� Presented听at the 2022 Conference on Lasers and Electro-Optics (CLEO) (2022).
  29. A. Q. Anderson, E. F. Strong, S. C. Coburn, G. Rieker, and J. T. Gopinath, 鈥淒ual Comb Ranging and Rotation Sensing with Orbital Angular Momentum,鈥� Presented at the 2022 Conference on Lasers and Electro-Optics (CLEO) (2022).
  30. E. F. Strong, S. C. Coburn, A. Q. Anderson, R. Cole, J. T. Gopinath, S. Becker, and G. Rieker, 鈥淏roadband hyperspectral spectroscopy imging using dual frequency comb spectroscopy and compressive sensing,鈥� Presented听at the 2022 Conference on Lasers and Electro-Optics (CLEO) (2022).
  31. Y. Wang, B. M. Heffernan, M. Zohrabi, J. Farrell, M. E. Siemens, and J. T. Gopinath, 鈥淔iber sensing using higher-order spatial modes and the orbital angular momentum of light,鈥� Presented at the 2022 Conference on Lasers and Electro-Optics (CLEO) (2022).
  32. E. F. Strong, A. Q. Anderson, B. M. Heffernan, M. P. Brenner, N. Hoghooghi, J. T. Gopinath and G. B. Rieker, 鈥淪ensing angular velocity with optical orbital angular momentum and machine learning,鈥� Presented at OSA Imaging and Applied Optics Congress (2021).

  33. S. A. Meyer, M. E. Siemens, J. T. Gopinath, D. Restrepo, and E. A. Gibson, 鈥淥penSTED: Inexpensive and open-source implementation of Dynamic Intensity Minimum (DyMIN) for Stimulated Emission Depletion (STED) microscopy,鈥� Presented听at the OSA Biophotonics Congress (2021)..

  34. G. R. Krueper, R. Mellors, C. Yu, S. B. Libby, M. Messerly, and J. T. Gopinath, 鈥�Entangled-enhanced interferometry in optical fiber,鈥澨�Presented听at the Conference on Lasers and Electro-Optics (2021).
  35. B. M. Heffernan, P. Riley, O. D. Supekar, S. A. Meyer, N. M. George, D. Restrepo, M. E. Siemens, E. A. Gibson, and J. T. Gopinath, 鈥淭wo-photon fiber STED microscopy using polarization maintaining fiber,鈥澨�Presented听 at the Conference on Lasers and Electro-Optics (2021).
  36. A. Q. Anderson, E. F. Strong, B. M. Heffernan, M. E. Siemens, G. B. Rieker, and J. T. Gopinath, 鈥淩otation measurement using spatially incoherent light and the rotational Doppler shift,鈥澨�Presented听 at the Conference on Lasers and Electro-Optics (2021)..
  37. B. M. Heffernan, B. Xu, K. Bae, M. E. Siemens, W. Park and J. T. Gopinath, 鈥淭ailoring the multipole content at tight focus using cylindrical vector beams with orbital angular momentum,鈥澨�Presented听 at the Conference on Lasers and Electro-Optics (2021)..
  38. B. Xu, B. M. Heffernan, K. Bae, M. Siemens, J. T. Gopinath and W. Park, 鈥淕roup theory guided symmetry coupling between cylindrical vector beams and localized surface plasmon resonances,鈥澨�Presented听 at the Conference on Lasers and Electro-Optics (2021).
  39. W. Y. Lim, M. Zohrabi, J. Zhu, J. T. Gopinath and V. M. Bright, 鈥�Electrowetting-based tunable liquid droplet microresonator,鈥澨�Presented at the IEEE MEMS Conference (2021).
  40. D. Park, O. Supekar, A. Greenberg, J. Gopinath and V. M. Bright, 鈥淣ovel Sensors for Real-time Detection of Membrane Fouling in RO Desalination Systems,鈥澨�Presented at the AGU Fall Meeting (2020).
  41. J. T. Gopinath, 鈥淣onlinear chalcogenide photonic devices,鈥澨�Invited presentation at the IEEE Photonics Society Conference (2020).
  42. S. Pampel, T. M. Horning, K. Bae, M. Zohrabi, M. Grayson, W. Park and J. T. Gopinath, 鈥淓nhanced Nonlinearity in a Functionalized Whispering Gallery Mode Microcavity,鈥澨�Presented at the Frontiers in Optics Conference (2020).
  43. J. T. Gopinath, "Fiber-Coupled Stimulated Emission Depletion Microscopy (STED)"听Invited presentation at OSA Imaging and Sensing Congress听(2020).
  44. A. F. Briggs, S. D. Sifferman, K. J. Underwood, L. J. Nordin, J. T. Gopinath and S. R. Bank, "Auger Recombination in Strained GaInAsSb Quantum Well Membranes"听Presented at EMC Conference听(2020).
  45. G. Martinez Sanchez, O. D. Supekar, G. L. Futia, B. N. Ozbay, C, Welle, V. M. Bright, J. T. Gopinath, D. Restrepo, D. Shepherd, and E. A. Gibson, "Widefield fluorescence optical sectioning microscopy in a miniature fiber-coupled microscope with active axial scanning"听Presented at Conference on Lasers and Electro-Optics听(2020).
  46. A. Q. Anderson, E. F. Strong, B. M. Heffernan, M. E. Siemens, G. B. Rieker, and J. T. Gopinath, "Detection strategies for measuring rotation with the rotational Doppler effect"听Presented at Conference on Lasers and Electro-Optics听(2020).
  47. E. F. Strong, A. Q. Anderson, B. M. Heffernan, M. P. Brenner, J. T.Gopinath, and G. B. Rieker, "An angular velocity sensor using machine learning and optical orbital angular momentum"听Presented at Conference on Lasers and Electro-Optics听(2020).
  48. K. Bae, T. M. Horning, S. Pampel, M. Zohrabi, M. B. Grayson, J. T. Gopinath, and W. Park, "On-chip high-quality Ge23Sb7S70 round-wedge resonators for broadband dispersion engineering,"听Presented at Conference on Lasers and Electro-Optics听(2020).
  49. K. J. Underwood, A. F. Briggs, S. D. Sifferman, V. Verma, N. Sirica, R. Prasankumar, S. W. Nam, K. L. Silverman, S. Bank, and J. T. Gopinath, "Auger Recombination in Strained Mid-Infrared Quantum Wells,"听Presented at Conference on Lasers and Electro-Optics听(2020).
  50. Y. L. Simmons, K. J. Underwood, B. M. Heffernan, O. Supekar, E. A. Gibson, and J. T. Gopinath, "Near-infrared Femtosecond Time Lens Diode Laser with kW Peak Powers for Two-Photon Microscopy,"Presented at Conference on Lasers and Electro-Optics(2020).
  51. M. Grayson, M. Zohrabi, K. Bae, J. Zhu, J. T Gopinath, and W. Park, "Enhancement of third-order nonlinearity of thermally evaporated GeSbSe waveguides through annealing,"听Presented at SPIE Photonics West, Proceedings Volume 11283, Integrated Optics: Devices, Materials, and Technologies XXIV; 1128319 (2020)
  52. K. Bae, J. Zhu, M. B. Grayson, M. Zohrabi, C. Wolenski, T. M. Horning, J. T. Gopinath and W. Park,"High-quality factor, nonlinear indium tin oxide nanoparticle-coated silica microsphere,"听Presented at Conference on Nonlinear Optics听(2019).
  53. J. Zhu, M. Zohrabi, T. M. Horning, W. Park, and J. T. Gopinath,"Photosensitive Writing and Erasing of Gratings in an As2S3 Chalcogenide Microresonator,"听Presented at Conference on Nonlinear Optics听(2019).
  54. J. Zhu, K. Bae, M. Zohrabi, T. M. Horning, M. B. Grayson, W. Park, and J. T. Gopinath,"In situ, nonlinear characterization of microresonators,"Presented at Conference on Nonlinear Optics, Postdeadline听(2019).
  55. J. T. Gopinath, M. Zohrabi, O. D. Supekar, W. Y. Lim, B. N. Ozbay, G. L. Futia, D. Restrepo, E. A. Gibson, and V. M. Bright,"Electrowetting adaptive optical devices for LIDAR,"听Invited presentation at Applied Industrial Optics听(2019).
  56. J. T. Gopinath, B. M. Heffernan, S. A. Meyer, D. Restrepo, M. E. Siemens, and E. A. Gibson,"Imaging of HeLa cells with fiber stimulated emission depletion microscopy (STED),"听Presented at the International Conference on Orbital Angular Momemtum (ICOAM)听(2019).
  57. B. M. Heffernan, S. A. Meyer, D. Restrepo, M. E. Siemens, E. A. Gibson, and J. T. Gopinath,"Bend-insensitive, through-fiber stimulated emission depletion (STED) imaging of HeLa cells,"听Presented at the Conference on Lasers and Electro-Optics听(2019).
  58. S. D. Sifferman, M. Motyka, A. F. Brights, K. J. Underwood, K. M. McNichoas, R. Kudrawiec, J. T. Gopinath and S. R. Bank,"Dilute-Bismide Alloys for GaSb-based Mid-Infrared Semiconductor Lasers,"听Presented at Conference on Lasers and Electro-Optics听(2018).
  59. O. D. Supekar, B. N. Ozbay, M. Zohrabi, P. D. Nystrom, G. L. Futia, D. Restrepo, E. A. Gibson, J. T. Gopinath, and V. M. Bright,"Electrowetting prism for scanning in two-photon microscopy,"听Presented at Conference on Lasers and Electro-Optics听(2018).
  60. O. D. Supekar, J. J. Brown, A. R. Greenberg, J. T. Gopinath, and V. M. Bright,"Real-time detection of scaling on reverse osmosis membranes with Raman spectroscopy,"听Presented at Conference on Lasers and Electro-Optics听(2018).
  61. B. M. Heffernan, S. A. Meyer, M. E. Siemens, D. Restrepo, E. A. Gibson, and J. T. Gopinath,"Stimulated emission depletion microscopy with polarization-maintaining fiber,"听Presented at Conference on Lasers and Electro-Optics听(2018).
  62. K. Underwood, A. F. Briggs, S. D. Sifferman, S. R. Bank, and J. T. Gopinath,"Auger Recombination in Mid-Infrared Active Regions,"听Presented at Conference on Lasers and Electro-Optics听(2018).
  63. S. Alperin, B. Heffernan, R. D. Niederriter, R. D. Niederriter, M. E. Siemens, and J. T. Gopinath,"Generation and detection of tunable orbital angular momentum in optical fiber,"听Presented t ICOAM (International Conference on Orbital Angular Momentum), Capri, Italy听(2017).
  64. J. T. Gopinath,"Nonlinear chalcogenide materials and devices,"听Invited presentation at Progress in Electromagnetic Research Symposium (PIERS)听(2017),
  65. M. Zohrabi, R. H. Cormack, and J. T. Gopinath, "Nonmechanical beam steering using tunable lenses,"听Presented at Conference on Lasers and Electro-Optics, (2017).
  66. O. D. Supekar, M. Zohrabi, J. J. Brown, J. T. Gopinath and V. M. Bright, "Enhancing the response time of electrowetting lenses using voltage shaping,"听Presented at Conference on Lasers and Electro-Optics, (2017).
  67. B. M. Heffernan, R. D. Niederriter, M. E. Siemens, and J. T. Gopinath, "Generation of higher-order orbital angular momentum in polarization-maintaining fiber,"听Presented at Conference on Lasers and Electro-Optics, (2017).
  68. G. Kang, S. Cho, M. R. Krogstad, J. T. Gopinath, and W. Park, "Design and fabrication of high-Q chalcogenide glass micro-disk resonators,"听SPIE Photonics West, Paper 10106-8 (2016).
  69. R. D. Niederriter, M. E. Siemens, and J. T. Gopinath, "Generation of tunable orbital angular momentum in polarization maintaining fiber,"听Presented at Frontiers in Optics, FTh5B.2 (2016).
  70. S. N. Alperin, R. D. Niederriter, J. T. Gopinath, and M. E. Siemens, "Quantitative measurement of the average orbital angular momentum of light with a cylindrical lens,"听Presented at Frontiers in Optics, JW4A.87 (2016).
  71. R. D. Niederriter, B. N. Ozbay, G. L. Futia, D. Restrepo, E. A. Gibson, and J. T. Gopinath, "Miniature picosecond diode laser system for two-photon fluorescence imaging of the mouse brain,"听Presented at Society for Neuroscience Meeting (SFN), Poster 365.04/MMM37 (2016).
  72. K. Underwood, R. D. Montoya, S. Terrab, A. M. Watson, V. M. Bright and J. T. Gopinath, "Large Extinction Ratio Electrowetting Optical Shutter,"听Conference on Lasers and Electro-Optics (CLEO), JW2A.144 (2016).
  73. K. Underwood and J. T. Gopinath, "Intracavity Martinez Compressor for Simultaneous Dispersion Compensation and Tunable Spectral Filtering,"听Conference on Lasers and Electro-Optics (CLEO), STu3.P.2 (2016).
  74. M. R. Krogstad, S. Ahn, W. Park, and J. T. Gopinath, "Linear and Nonlinear Properties of Ge-Sb-Se Waveguides at Telecom Wavelengths,"听Conference on Lasers and Electro-Optics (CLEO)听, SF.1P.2 (2016).
  75. S. Terrab, A. M. Watson, K. M. Dease, J. T. Gopinath and V. M. Bright, "Electrowetting-Based Variable Tuning Prism,"听Presented at 2015 Conference on Lasers and Electro-Optics (CLEO), AW4K.4 (2015).
  76. M. R. Krogstad, S. Ahn, W. Park, and J. T. Gopinath, "Characterization of Ge28Se12Sb60 waveguides,"听Presented at 2015 Conference on Lasers and Electro-Optics (CLEO), STh1G.7 (2015).
  77. K. J. Underwood, A. M. Jones and J. T. Gopinath, "Synthesis of coherent optical pulses using a field-programmable gate array (FPGA)-based gradient descent phase locking algorithm with three semiconductor lasers,"听Presented at 2015 Conference on Lasers and Electro-Optics (CLEO), SM3F.3 (2015).
  78. S. N. Alperin, M. E. Siemens, R. D. Niederriter, and J. T. Gopinath, "Measuring orbital angular momentum of light with a single, stationary lens ,"听Presented at 2015 Conference on Lasers and Electro-Optics (CLEO).
  79. R. D. Niederriter, M. E. Siemens, and J. T. Gopinath, "Fiber Optic Sensors Based on Orbital Angular Momentum,"听Presented at 2015 Conference on Lasers and Electro-Optics (CLEO), SM1L.5 (2015).
  80. A. M. Jones and J. T. Gopinath, "Beam quality improvement of broad-area laser diodes by fast-to-slow axis mode imaging,"听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2013), JW1J3.
  81. R. D. Niederriter, J. T. Gopinath and M. E. Siemens, "Variable-focus method for characterizing general astigmatic laser beams,"听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2013), CTu3D.
  82. M. R. Krogstad, E. Rengnath, W. Park, and J. T. Gopinath, "Third-order nonlinearities of Ge28Sb12Se60 for waveguide devices,"听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2013), JW2A.
  83. J. T. Gopinath, "Ultrafast and ultrabright lasers,"听Presented at New Laser Scientists Conference听(October 2010).
  84. K.-H. Hong, J. Gopinath, D. Rand, A. Siddiqui, S.-W. Huang, E. Li, B. Eggleton, J. Hybl, T. Y. Fan, and F. X. Kaertner, "High-Energy, Picosecond, Cryogenic Yb:YAG Chirped-Pulse Amplifier at kHz Repetition Rates for OPCPA Pumping,"听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2010), JThD2.
  85. J. T. Gopinath, K. F. Wall, J. Hybl, P. F. Moulton, and T.Y. Fan, "High-Power,Actively Modelocked Cryogenic Yb:YAG Laser,"听Presented at Advanced Solid-State Photonics(ASSP)听(Feb. 2010), AWB22.
  86. K. H. Hong, J. T, Gopinath, D. Rand, A. Siddiqui, J. Moses, J.-C. Lai, J. Hybl, T. Y. Fan, and F. X. Kaertner "Generation of 2-kHz, 40-mJ picosecond pulses from a cryogenic Yb:YAG chirped-pulse amplifier for OPCPA pumping,"听Presented at Advanced Solid-State Photonics听(Feb 2010), Postdeadline paper.
  87. K-H. Hong, J. Gopinath, A. Siddiqui, J. Moses, C-J Lai, J. Hybl, and T. Y. Fan, "High average-power cryogenically cooled picosecond Yb:YAG amplifier seeded by a fiber CPA system".听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2009), CThI4.
  88. T. Y. Fan, D. J. Ripin, J. D. Hybl, J. T. Gopinath, A. K. Goyal, D. A. Rand, S. J. Augst, and J. R. Ochoa, "Cryogenically cooled solid-state lasers: recent developments and future prospects,"听Presesnted at 2009 Conference on Lasers & Electro-Optics Europe & 11th European Quantum Electronics Conference (CLEO/EQEC)听(Feb. 2009), p. 1.
  89. J. T. Gopinath, J. Hybl, D. Ripin, J. Ochoa, T. Y. Fan, K. Hong, A. Siddiqui, J. Moses, and F. X. Kaertner, "Cryogenically cooled Yb:YAG amplifier with 287-W output power in 5.5-ps pulses".听Presented at Directed Energy Professional Society Ultrashort Pulse Laser Workshop (DEPS)听(Sept. 2008).
  90. D. Pudo, H. Byun, J. T. Gopinath, G. S. Petrich, E. P. Ippen, F. X. Kaertner, and L. A. Kolodziejski, "Nonlinear phase response of a saturable Bragg reflector for modulation depth control,"听Presented at Conference on Lasers and Electro-Optics (CLEO)听(May 2008), CWA2.
  91. J. D. Hybl, J. T. Gopinath, R. L. Aggarwal, S. J. Augst, B. Chann, P. Foti, J. R. Ochoa, D. Rand, D. J. Ripin, and T.Y. Fan, "Ultrashort-pulse cryogenic Yb lasers".听Presented at Directed Energy Professional Society Meeting (DEPS)听(Oct. 2007).
  92. J. T. Gopinath, B. Chann, T. Y. Fan, and A. Sanchez-Rubio, "High brightness wavelength beam-combined eyesafe diode laser stacks".听Presented at 2007 Conference on Lasers and Electro-Optics (CLEO)听(Nov. 2006), CThEE1.
  93. J. T. Gopinath, J. J. Plant, B. Chann, R. K. Huang, C. Harris, L. Missaggia, J. P. Donnelly, P. W. Juodawlkis, and D. J. Ripin, "High power monolithic passively mode-locked slab-coupled optical waveguide lasers".听Invited talk presented at the 2006 Conference on Lasers and Electro-Optics (CLEO)听(May 2006), CThH5.
  94. H. Sotobayashi, J. T. Gopinath, H. M. Shen, J. W. Sickler, P. W. Rakich, and E. P. Ippen, "Supercontinuum generation and its applications,"听Presented at 2005 SPIE, Passive Optical Components for WDM Communications V (SPIE)听(Oct. 2005), 6014-6030.
  95. P. T. Rakich, H. Sotobayashi, J. T. Gopinath, J. W. Sickler, C. W. Wong, M. Qi, S. G. Johnson, E. Lidorikis, J. D. Joannopoulos, H. I. Smith, and E. P. Ippen, "Broadband studies of 1D and 3D photonic crystals (invited paper),"听SPIE Optics East听(Oct. 2005), 6017-02.
  96. H. Sotobayashi, J. T. Gopinath, J. W. Sickler, and E. P. Ippen, "Broadband fiber lasers using bismuth oxide-based erbium-doped fiber amplifiers (invited)".听Presented at SPIE International Symposium on InformationTechnology and Communications (ITCom)听(October 2004);, 5595-03.
  97. J. T. Gopinath, H. M. Shen, H. Sotobayashi, and E. P. Ippen, "Novel highly nonlinear bismuth oxide fiber for supercontinuum generation".听Presented at the Lasers and Electro-Optics(LEOS) Annual Meeting(July 2004), 483-484.
  98. P. T. Rakich, J. T. Gopinath, H. Sotobayashi, C. W. Wong, S. G. Johnson, J. D. Joannopoulos, and E. P. Ippen, "Broadband supercontinuum based measurements of high-index contrast photonic bandgap devices from 1 to 2 micron".听Presented at the Lasers and Electro-Optics(LEOS) Annual Meeting听(July 2004), 813-814.
  99. F. J. Grawert, S. Akiyama, J. T. Gopinath, F. O. Ilday, J. Liu, H. Shen, K. Wada, L. C. Kimerling, E. P. Ippen, and F. X. Kaertner, "Silicon-germanium saturable absorber mirrors".听Presented at the Lasers and Electro-Optics (LEOS) Annual Meeting听(July 2004), 735-736.
  100. H. Sotobayashi, J. T. Gopinath, J. W. Sickler, and E. P. Ippen, "Novel fiber laser technologies using broadband bismuth oxide-based erbium-doped fiber amplifiers (invited)".听Presented at the 9th European Conference on Networks & Optical Communications (ECOC)听(June 2004), paper 5.
  101. S. N. Tandon, J. T. Gopinath, H. M. Shen, G. S. Petrich, L. A. Kolodziejski, F. X. Kaertner, and E. P. Ippen, "Broadband saturable Bragg reflectors from the infrared to visible using oxidized AlAs".听Presented at the 2004 Conference on Lasers and Electro-Optics (CLEO)听(June 2004), CThV5.
  102. J. W. Sickler, J. T. Gopinath, S. N. Tandon, H. Sotobayashi, G. S. Petrich, L. A. Kolodziejski, and E. P. Ippen, "Femtosecond laser using broadband erbium-doped bismuth oxide gain fiber".听Presented at the 2004 Conference on Lasers and Electro-Optics (CLEO)听(June 2004), CThK6.
  103. H. Sotobayashi, J. T. Gopinath, and E. P. Ippen, "Broadband bismuth oxide-based erbiumdoped fiber lasers (invited)". Presented at SPIE Photonics Europe 2004, (April 2004), 1-9.
  104. J. T. Gopinath, M. Soljacic, E. P. Ippen, V. N. Fuflyigin, W. A. King, and M. Shurgalin, "Third-order nonlinearities in Ge33As12Se55听glass for high-index contrast fiber devices".听Presented at the 2004 Conference on Lasers and Electro-Optics (CLEO)听(June 2004), CFA3.
  105. H. Sotobayashi, J. T. Gopinath, Y. Takushima, E. P. Ippen, and K. Hsu, "90 nm wavelength tunable single frequency Bi2O3-based Erbium-doped fiber laser".听Presented at the Lasers and Electro-Optics(LEOS) Annual Meeting听(Oct. 2003), 796-797.
  106. H. Sotobayashi, J. T. Gopinath, and E. P. Ippen, "Bi2O3-based erbium-doped fibers for broadband photonic network applications (invited),"听The 2nd Symposium on Photonics Networking and Computing (PNC 2003)听(Sept. 2003), PNC-2.
  107. H. Sotobayshi, J. T. Gopinath, E. M. Kootnz, L. A. Kolodziejski, and E. P. Ippen, "Passively modelocked Bi2O3-based Erbium-doped fiber laser with a 30 nm wavelength tunability in the L band".听Presented at the European Conference on Optical Communications听(Sept. 2003), 464-465.
  108. J. T. Gopinath, H. Sotobayshi, and E. P. Ippen, "Picosecond pulse amplfication over a bandwidth of 80 nm in a 23 cm length of Bi2O3-based Erbium-doped fiber".听Presented at the OSA Optical Amplifiers (OAA) Meeting听(July 2003), 130-132.
  109. S. N. Tandon, J. T. Gopinath, T. R. Schibli, G. S. Petrich, L. A. Kolodziejski, F. X. Kaertner, and E. P. Ippen, "Saturable absorbers with large area broadband Bragg reflectors for femtosecond pulse generation".听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2003), CWM5.
  110. T. R. Schibli, J. Kim, L. Matos, A. W. Killi, J. T. Gopinath, S. Tandon, G. Petrich, J. G. Fujimoto, E. P. Ippen, F. X. Kaertner, and L. A. Kolodziejski, "300 attosecond active synchronization of passively modelocked lasers using balanced cross-correlation".听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2003), JTuC4.
  111. T. R. Schibli, J. Kim, O. Kuzucu, J. T. Gopinath, S. N. Tandon, G. S. Petrich, L. A. Koldziejski, J. G. Fujimoto, E. P. Ippen, and F. X. Kaertner, "Attosecond active synchronization of passively modelocked lasers using balanced cross-correlation".听Presented at Advanced Solid- State Photonics 2003 (ASSL)听(Feb. 2003), Postdeadline paper.
  112. K. S. Abedin, J. T. Gopinath, L. A. Jiang, M. E. Grein, H. A. Haus, and E. P. Ippen, "Self-organization of harmonic pulses in a passively modelocked stretched pulse Erbium fiber ring lasers,"听Presented at 2002 IEEE Lasers and Electro-Optics Annual Meeting (LEOS)听(Nov. 2002), 465-466.
  113. K. S. Abedin, J. T. Gopinath, E. P. Ippen, C. E. Kerbag, R. S. Windeler, and B. J. Eggleton, "Efficient highly nondegenerate four-wave mixing with tapered microstructure fiber,"听Presented at Nonlinear Optics OSA Topical Meeting (NLO)听(Aug. 2002), 415-417.
  114. D. J. Ripin, J. T. Gopinath, H. M. Shen, F. X. Kaertner, E. P. Ippen, A. A. Erchak, G. S. Petrich, L. A. Kolodziejski,and U. Morgner, "A few-cycle Cr4+:YAG laser".听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2002), 24.
  115. A. A. Erchak, D. J. Ripin, J. T. Gopinath, H. M. Shen, F. X. Kaertner, G. S. Petrich, L. A. Kolodziejski, and E. P. Ippen, "Large scale oxidation of AlAs layers for broadband saturable Bragg reflectors".听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2002), 225.
  116. J. T. Gopinath, E. R. Thoen, E. M. Koontz, M. E. Grein, L. A. Kolodziejski, E. P. Ippen, and J. P. Donnelly, "Ultrafast recovery times in implanted semiconductor saturable absorber mirrors at 1.5 micron".听Presented at Conference on Lasers and Electro-Optics (CLEO)听(June 2001), appears in Errata Section of Postconference Edition, pp. CWI4-1 to CWI4-3.
  117. R. P. Prasankumar, I. Hartl, J. T. Gopinath, E. P. Ippen, J. G. Fujimoto, P. Mak and M. F. Ruane, "Ultrafast dynamics of non-epitaxially grown semiconductor-doped silica film saturable absorbers".听Presented at Quantum Electronics and Laser Science Conference (QELS)听(June 2001), 103-104.

Note: The data that support the findings of peer-reviewed publications are available from the PI upon reasonable request.