Nonlinear mixing of lasers and terahertz generation on CNT embedded metal surface
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.163381
Abstract: Abstract A scheme of terahertz generation, employing carbon nanotubes (CNTs) embedded metal surface is proposed. The surface is irradiated by two laser beams at angle of incidence θ. The lasers exert a ponderomotive force on… read more here.
Keywords: surface; terahertz generation; embedded metal; cnt ... See more keywords
Terahertz generation of two methoxy stilbazolium crystals: MBST and MBSC
Sign Up to like & getrecommendations! Published in 2021 at "Optical Materials"
DOI: 10.1016/j.optmat.2021.111119
Abstract: Abstract Optical rectification of nonlinear optical organic crystals has been widely employed to obtain terahertz (THz) frequencies with simple laser setups. Red organic crystals like DAST, DSTMS, and OH1 have generated intense THz pulses with… read more here.
Keywords: generation two; mbst mbsc; organic crystals; two methoxy ... See more keywords
Plasmonic Antireflection Coating for Photoconductive Terahertz Generation
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DOI: 10.1021/acsphotonics.7b00410
Abstract: Plasmon-enhanced photoconductive antennas allow for improved performance, particularly in below-band-gap absorption devices using low-temperature-grown GaAs. Here we design the plasmonic nanostructures to act as antireflection coatings as well, achieving below 10% reflection at 1570 nm… read more here.
Keywords: photoconductive terahertz; terahertz generation; antireflection coating; coating photoconductive ... See more keywords
Efficient broadband terahertz generation from organic crystal BNA using near infrared pump
Sign Up to like & getrecommendations! Published in 2019 at "Applied Physics Letters"
DOI: 10.1063/1.5098855
Abstract: We are reporting on terahertz generation from organic crystal BNA using a 1.15 to 1.55 um near infrared pump. We observed a very large emission spectrum extending up to 7 THz, compared to 2.5 THz… read more here.
Keywords: generation organic; infrared pump; near infrared; terahertz generation ... See more keywords
High efficiency terahertz generation in a multi-stage system.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.029744
Abstract: We describe a robust system for laser-driven narrowband terahertz generation with high conversion efficiency in periodically poled Lithium Niobate (PPLN). In the multi-stage terahertz generation system, the pump pulse is recycled after each PPLN stage… read more here.
Keywords: system; terahertz generation; generation; efficiency ... See more keywords
Highly efficient Cherenkov-type terahertz generation by 2-μm wavelength ultrashort laser pulses in a prism-coupled LiNbO3 layer.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.036059
Abstract: Terahertz generation by optical rectification of femtosecond laser pulses propagating in a 40-μm thick LiNbO 3 layer attached to an output Si prism has been experimentally investigated for different laser wavelengths from 800 to 2100… read more here.
Keywords: laser; layer; terahertz generation; laser pulses ... See more keywords
Scalable terahertz generation by large-area optical rectification at 80 TW laser power.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.005634
Abstract: We demonstrate high-energy terahertz generation from a large-aperture (75-mm diameter) lithium niobate wafer by using a femtosecond laser with energy up to 2 J. This scheme utilizes optical rectification in a bulk lithium niobate crystal,… read more here.
Keywords: terahertz; laser; terahertz generation; optical rectification ... See more keywords
Terahertz generation optimization in an OH1 nonlinear organic crystal pumped by a Cr:forsterite laser.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.475960
Abstract: We present the results of experimental investigations of terahertz radiation generation conversion efficiency in an OH1 nonlinear organic crystal pumped by femtosecond laser pulses at 1240 nm wavelength. An influence of OH1 crystal thickness on… read more here.
Keywords: nonlinear organic; terahertz generation; generation; oh1 nonlinear ... See more keywords
Terahertz (THz) generator and detection
Sign Up to like & getrecommendations! Published in 2020 at "Empirical Software Engineering"
DOI: 10.30564/ese.v2i1.1777
Abstract: Article history Received: 26 March 2020 Accepted: 30 March 2020 Published Online: 30 April 2020 In the whole research process of electromagnetic wave, the research of terahertz wave belongs to a blank for a long… read more here.
Keywords: detection; generation detection; terahertz generation; multiple attributes ... See more keywords