Exploració per autor "Ebrahim-Zadeh, Majid"
Ara es mostren els items 6-25 de 35
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Femtosecond deep-infrared optical parametric oscillator pumped directly by a Ti:sapphire laser
O’Donnell, Callum F.; Chaitanya Kumar, S.; Zawilski, Kevin T.; Schunemann, Peter G.; Ebrahim-Zadeh, Majid (SPIE, 2018-02-15)
Comunicació de congrés
Accés obertWe report a high-repetition-rate femtosecond optical parametric oscillator (OPO) for the deep-infrared (deep-IR) based on the nonlinear optical crystal, CdSiP2 (CSP), pumped directly by a Ti:sapphire laser, for the first ... -
Few-cycle, broadband, mid-infrared optical parametric oscillator pumped by a 20-fs Ti:sapphire laser
Chaitanya Kumar, Suddapalli; Esteban-Martin, Adolfo; Ideguchi, Takuro; Yan, Ming; Holzner, Simon; Hänsch, Theodor W.; Picqué, Nathalie; Ebrahim-Zadeh, Majid (Wiley Online Library, 2014-06-17)
Article
Accés obertA few-cycle, broadband, singly-resonant optical parametric oscillator (OPO) for the mid-infrared based on MgOdoped periodically-poled LiNbO3 (MgO:PPLN), synchronously pumped by a 20-fs Ti:sapphire laser is reported. By ... -
Fiber-laser-based, green-pumped, picosecond optical parametric oscillator using fan-out grating PPKTP
Chaitanya Kumar, S.; Parsa, S.; Ebrahim-Zadeh, Majid (OSA, 2016-01-01)
Article
Accés obertWe report a stable, Yb-fiber-laser-based, green-pumped, picosecond optical parametric oscillator (OPO) for the near-infrared based on periodically poled potassium titanyl phosphate (PPKTP) nonlinear crystal, using fan-out ... -
Fiber-laser-based, high-repetition-rate, picosecond ultraviolet source tunable across 329-348 nm
Devi, Kavita; Kumar, Suddapalli Chaitanya; Ebrahim-Zadeh, Majid (OSA, 2016-10-15)
Article
Accés obertWe report a compact, fiber-laser-based, high-repetition-rate picosecond source for the ultraviolet (UV), providing multi-tens of milliwatt of average power across 329-348 nm. The source is based on internal sum-frequency ... -
Frequency-Doubling of Femtosecond Pulses in “Thick” Nonlinear Crystals With Different Temporal and Spatial Walk-Off Parameters
Apurv Chaitanya, N.; Aadhi, A.; Chaitanya Kumar, S.; Jabir, M. V.; Samanta, G. K.; Ebrahim-Zadeh, Majid (IEEE, 2016-12-01)
Article
Accés obertWe present a comparative study on frequency-doubling characteristics of femtosecond laser pulses in thick nonlinear crystals with different temporal and spatial walk-off parameters. Using single-pass second harmonic ... -
Green-pumped continuous-wave parametric oscillator based on fanout–grating MgO:PPLN
Sukeert, Sukeert; Kumar Suddapalli, Chaitanya; Ebrahim-Zadeh, Majid (2020-12-01)
Article
Accés obertWe report the first green-pumped continuous-wave (cw) optical parametric oscillator (OPO) based on MgO:PPLN in a fanout grating design. Pumped by a single-frequency cw laser at 532 nm, the OPO provides tunable radiation ... -
High-power continuous-wave mid-infrared difference-frequency generation in the presence of thermal effects
Sukeert, Sukeert; Kumar Suddapalli, Chaitanya; Ebrahim-Zadeh, Majid (2021-08-01)
Article
Accés obertWe report performance studies of high-power, continuous-wave (cw), mid-infrared (mid-IR) difference-frequency generation (DFG) in MgO:PPLN at 2262 nm based on a narrowband Yb-fiber laser as pump and a Tm-fiber laser as ... -
High-power femtosecond mid-infrared optical parametric oscillator at 7 μm based on CdSiP2
Chaitanya Kumar, S.; Krauth, J.; Steinmann, A.; Zawilski, Kevin T.; Schunemann, P. G.; Giessen, H.; Ebrahim-Zadeh, Majid (http://www.opticsinfobase.org/ol/abstract.cfm?uri=ol-40-7-1398, 2015-03-24)
Article
Accés obertWe report a femtosecond optical parametric oscillator (OPO) for the mid-infrared (mid-IR), generating a record average power of 110 mW at 7 μm. The OPO, based on CdSiP2 (CSP) as the nonlinear crystal, provides idler ... -
High-power, high-repetition-rate performance characteristics of β-BaB2O4 for single-pass picosecond ultraviolet generation at 266 nm
Kumar, S. Chaitanya; Canals Casals, J.; Wei, Junxiong; Ebrahim-Zadeh, Majid (OSA, 2015-10-16)
Article
Accés obertWe report a systematic study on the performance characteristics of a high-power, high-repetition-rate, picosecond ultraviolet (UV) source at 266 nm based on β-BaB2O4 (BBO). The source, based on single-pass fourth harmonic ... -
Mid-infrared coherent sources and applications: introduction
Ebrahim-Zadeh, Majid; Vodopyanov, Konstantin (OSA, 2016-11-01)
Article
Accés obert -
Multimilliwatt, tunable, continuous‐wave, mid‐infrared generation across 4.6‐4.7 m based on orientation‐patterned gallium phosphide
Devi, Kavita; Padhye, A.; Schunemann, P. G.; Ebrahim-Zadeh, Majid (OSA, 2018-05-06)
Article
Accés obertWe report the generation of tunable continuous-wave (cw) mid-infrared (mid-IR) radiation across 4608–4694 nm using the new nonlinear material, orientation-patterned gallium phosphide (OP-GaP). By exploiting difference-frequency ... -
Nanosecond difference-frequency-generation in orientation-patterned gallium phosphide
Wei, Junxiong; Chaitanya Kumar, S.; Ye, Hanyu; Devi, Kavita; Schunemann, Peter G.; Ebrahim-Zadeh, Majid (OSA, 2017-05-31)
Article
Accés obertWe report a tunable, single-pass, pulsed nanosecond difference-frequency generation (DFG) source based on the new semiconductor nonlinear material, orientation-patterned gallium phosphide (OP-GaP). The DFG source is realized ... -
Optical parametric generation in orientation-patterned gallium phosphide
Ye, Hanyu; Chaitanya Kumar, S.; WEI, JUNXIONG; SCHUNEMANN, P. G; Ebrahim-Zadeh, Majid (OSA, 2017-09-15)
Article
Accés obertWe report an optical parametric generator (OPG) based on the new nonlinear material, orientation-patterned gallium phosphide (OP-GaP). Pumped by a 𝑄Q-switched nanosecond Nd:YAG laser at 1064 nm with 25 kHz pulse repetition ... -
Optical parametric generator based on orientation-patterned gallium phosphide
Ye, Hanyu; Chaitanya Kumar, S.; Wei, Junxiong; Schunemann, P. G.; Ebrahim-Zadeh, Majid (IEEE, 2017-06-25)
Comunicació de congrés
Accés obertWe report the first pulsed optical parametric generator based on Orientation-patterned Gallium Phosphide. The output is tunable from 1721-1850 nm (signal) and 2504-2787 nm (idler), providing a total output power of 18 mW. -
Performance characterization of mid-infrared difference-frequency-generation in orientation-patterned gallium phosphide
Wei, JunXiong; Kumar, S. Chaitanya; Ye, Hanyu; Schunemann, P. G.; Ebrahim-Zadeh, Majid (OSA, 2018-02-08)
Article
Accés obertWe present a detailed characterization of the optical properties of the recently developed nonlinear material, orientation-patterned gallium phosphide (OP-GaP), by performing difference-frequency-generation experiments in ... -
Performance characterization of midinfrared difference frequency generation in orientation-patterned gallium phosphide
Wei, Junxiong; Chaitanya Kumar, S.; Hanyu, Ye; Schunemann, Peter G.; Ebrahim-Zadeh, Majid (SPIE, 2018-02-15)
Comunicació de congrés
Accés obertOrientation-patterned gallium phosphide (OP-GaP) is a recently developed nonlinear material with wide transparency across 0.8-12 μm and high nonlinearity (d14∼70 pm/V), which is a promising candidate material for mid-infrared ... -
Phase-Modulation-Mode-Locked Continuous-Wave MgO:PPLN Optical Parametric Oscillator
Devi, Kavita; Kumar, S. Chaitanya; Ebrahim-Zadeh, Majid (IEEE, 2015-03-05)
Article
Accés obertWe report phase-modulation mode-locking of a continuous-wave (cw) singlyresonant optical parametric oscillator (OPO) in the near- and mid-infrared based on MgO-doped periodically poled LiNbO3 (MgO:PPLN) and pumped by an ... -
Picosecond difference-frequency-generation in orientation-patterned gallium phosphide
Casals, J.; Parsa, S.; Chaitanya Kumar, S.; Devi, K.; Schunemann, P. G.; Ebrahim-Zadeh, Majid (OSA, 2017-08-07)
Article
Accés obertWe report the generation of tunable high-repetition-rate picosecond radiation in the mid-infrared using the new quasi-phase-matched nonlinear material of orientation-patterned gallium phosphide (OP-GaP). The source is ... -
Pump-tuned deep-infrared femtosecond optical parametric oscillator across 6-7 μm based on CdSiP2
Chaitanya Kumar, S.; Esteban-Martín, Adolfo; Santana, A.; Zawilski, Kevin T.; Schunemann, P. G.; Ebrahim-Zadeh, Majid (OSA, 2016-07-15)
Article
Accés obertWe report on a high-power femtosecond optical parametric oscillator (OPO) at 80 MHz repetition rate, tunable across 6318–7061 nm in the deep-infrared (deep-IR) using pump wavelength tuning. The OPO, based on CdSiP2CdSiP2 ... -
Room-temperature, rapidly tunable, green-pumped continuous-wave optical parametric oscillator
Devi, Kavita; Ebrahim-Zadeh, Majid (OSA, 2017-06-29)
Accés obertWe report the first realization of a stable, room-temperature, green-pumped cw OPO using fan-out-grating MgO:sPPLT, providing rapid, continuous and wide-tuning across 734-1929nm, 2.2W of output-power, frequency-stability ...