New Electro‐Optic Salt Crystals for Efficient Terahertz Wave Generation by Direct Pumping at Ti:Sapphire Wavelength
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Optical Materials"
DOI: 10.1002/adom.201600758
Abstract: Broadband terahertz (THz) wave generators based on widely used ultrafast solid-state lasers operating near 800 nm are very attractive for diverse linear and nonlinear THz applications. Here new electro-optic molecular salt crystals are developed for… read more here.
Keywords: wave generation; new electro; thz wave; electro optic ... See more keywords
Numerical simulation on terahertz wave propagation in plasma channels
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.01.007
Abstract: Abstract Terahertz (THz) wave generated by femtosecond laser filamentation can spatially constrained inside the plasma channels. Our simulation results show that this constraint to THz wave will gradually weaken with the increasing THz frequency. At… read more here.
Keywords: propagation plasma; thz wave; wave propagation; plasma channels ... See more keywords
Development of a photonic crystal fiber for THz wave guidance and environmental pollutants detection
Sign Up to like & getrecommendations! Published in 2020 at "Sensing and bio-sensing research"
DOI: 10.1016/j.sbsr.2020.100346
Abstract: Abstract In recent years, photonic crystal fiber (PCF) in the THz regime has gained popularity very swiftly for wave guidance and sensing applications. The optical properties of PCF can be controlled by the fine tuning… read more here.
Keywords: wave guidance; crystal fiber; thz; photonic crystal ... See more keywords
High-average and high-peak output-power terahertz-wave generation by optical parametric down-conversion in MgO:LiNbO3
Sign Up to like & getrecommendations! Published in 2018 at "Applied Physics Letters"
DOI: 10.1063/1.5046126
Abstract: A widely tunable terahertz (THz)-wave generation that has a high repetition rate and a narrow line width is demonstrated in this paper by injection-seeded THz-wave parametric generation (is-TPG) in a MgO:LiNbO3 crystal. By pumping the… read more here.
Keywords: power; generation; thz wave; mgo linbo3 ... See more keywords
Perspective: Terahertz wave parametric generator and its applications
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Physics"
DOI: 10.1063/1.5050079
Abstract: The injection-seeded terahertz (THz) parametric generator (is-TPG) is one of the most high-power single-longitudinal mode THz-wave sources. Our system is less influenced by scattering, refraction, and multiple reflections by samples because it is a narrow-linewidth… read more here.
Keywords: system; thz; thz parametric; thz wave ... See more keywords
THz wave propagation in the stagnation region of reentry plasma sheath
Sign Up to like & getrecommendations! Published in 2021 at "AIP Advances"
DOI: 10.1063/5.0049129
Abstract: By using two-dimensional particle-in-cell simulations, we demonstrate a terahertz (THz) wave propagating in the stagnation region of a reentry plasma sheath. When a THz wave propagates in the plasma sheath, the frequency blue shift is… read more here.
Keywords: plasma sheath; reentry plasma; thz wave; region reentry ... See more keywords
Terahertz interface physics: from terahertz wave propagation to terahertz wave generation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Physics D: Applied Physics"
DOI: 10.1088/1361-6463/ac3f58
Abstract: Terahertz (THz) interface physics as a new interdiscipline between the THz technique and condensed matter physics has undergone rapid development in recent years. In particular, the development of advanced materials, such as graphene, transitional metal… read more here.
Keywords: interface; physics; interface physics; thz wave ... See more keywords
Optoelectronic THz-Wave Beam Steering by Arrayed Photomixers With Integrated Antennas
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2020.3007415
Abstract: We developed a thermo-optic effect based silica optical phased array (OPA) chip and evaluated its tunability of phases of lightwaves. The THz waves, whose phases are controlled by the OPA chip, are generated from four… read more here.
Keywords: beam steering; steering arrayed; thz wave; beam ... See more keywords
THz Wave Emission from ZnTe Nano-colloidal Aqueous Dispersion Irradiated by Femtosecond Laser
Sign Up to like & getrecommendations! Published in 2020 at "Chemistry Letters"
DOI: 10.1246/cl.200055
Abstract: THz wave emission from ZnTe nano-colloidal aqueous dispersion flow (the particle size is 5-nm in diameter, the flow thickness is 17 µm) with two different particle densities (1.60 mmol/L and 1.07 m... read more here.
Keywords: emission znte; colloidal aqueous; wave emission; znte nano ... See more keywords
Optical up-conversion-based cross-correlation for characterization of sub-nanosecond terahertz-wave pulses.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.452310
Abstract: Using a nonlinear optical mixing known as a frequency up-conversion process, we demonstrate an optical cross-correlation technique for the detection and characterization of sub-nanosecond (sub-ns) terahertz (THz)-wave pulses. A monochromatic THz-wave pulse from an injection-seeded… read more here.
Keywords: cross correlation; wave pulses; conversion; thz wave ... See more keywords
Dual THz Wave and X-ray Generation from a Water Film under Femtosecond Laser Excitation
Sign Up to like & getrecommendations! Published in 2018 at "Nanomaterials"
DOI: 10.3390/nano8070523
Abstract: Simultaneous emission of the THz wave and hard X-ray from thin water free-flow was induced by the irradiation of tightly-focused femtosecond laser pulses (35 fs, 800 nm, 500 Hz) in air. Intensity measurements of the… read more here.
Keywords: laser; water; wave ray; femtosecond laser ... See more keywords