Data mining for terahertz generation crystals
WebarXiv WebDespite being identified 4 decades ago as a potentially powerful organic material for intense terahertz (THz) generation, 2-amino-5-nitrotoluene (MNA) has not been extensively …
Data mining for terahertz generation crystals
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WebOct 18, 2024 · We employed N-benzyl-2-methyl-4-nitroaniline (BNA) crystals bonded on substrates of different thermal conductivity to generate THz radiation by pumping with 800 nm laser pulses. Crystals bonded on sapphire substrate provided four times more THz yield than glass substrate. A pyrodetector and a single-shot electro-optic (EO) diagnostic were … WebMay 26, 2024 · Taking terahertz generation with ZnTe and CdTe crystals of the 4 ¯ 3 m point group as an example, an external electric field provided the freedom to realize perfect phase matching (PM) in a wide bandwidth up to 2 THz for difference frequency generation, with monochromatic optical waves at around 800 nm and 1010 nm, respectively. …
WebA new standard in high-field terahertz generation: the organic nonlinear optical crystal PNPA Claire Radera, Zachary B. Zaccardia, ... Our laboratories recently disclosed a new data mining approach to discover and produce organic THz crystals [19]. ... organic generation crystals perform best in a select range of pump wavelengths, PNPA can be ... WebOct 21, 2024 · Some time ago, the research team had already realized that, under certain conditions, graphene—a two-dimensional, super-thin carbon material—can act as …
WebDec 16, 2024 · Terahertz (THz) technology is an emerging field that is promising for future applications. Nonlinear optical (NLO) materials can effectively convert incident light into the THz frequency range using optics methods. Ionic-type organic π-conjugated NLO crystals containing electron donor-π-acceptor motifs have long attracted attention for … WebNov 1, 2013 · Data Mining for Terahertz Generation Crystals. Article. Full-text available. Apr 2024; ... In a direct comparison to the current state-of-the-art organic terahertz generation crystals, these new ...
WebWe demonstrate a data mining approach to discover and develop new organic nonlinear optical crystals that produce intense pulses of terahertz radiation. We mine the …
WebSep 1, 2024 · We characterize the terahertz (THz) generation of N-benzyl-2-methyl-4-nitroaniline (BNA), with crystals ranging in thickness from 123 to 700 µm. We compare excitation using 800 nm and 1250 to ... hou to hawaii flightsWebNov 18, 2024 · Terahertz (THz) sources, covering a range from about 0.1 to 10 THz, are key devices for applying terahertz technology. Spintronics-based THz sources, with the advantages of low cost, ultra-broadband, high efficiency, and tunable polarization, have attracted a great deal of attention recently. This paper reviews the emission mechanism, … how many generals in the us armyWebApr 12, 2024 · An electrodynamic system is described that provides the creation of an electromagnetic wave field of high intensity at a frequency of 1 THz due to a combination of accumulation in time and compression in space of a wave pulse coming from an electron cyclotron maser (gyrotron). This system is based on the use of a three-mirror cavity … how many generals in uk armyWebDec 6, 2024 · The research of new organic nonlinear optical crystals is a prime direction towards the development of efficient ultra-fast optical and optoelectronic devices due to their terahertz (THz) spectral ... hou to ist timeWebApr 21, 2015 · We propose and theoretically explore terahertz amplification, based on stimulated generation of plasmons in graphene asymmetric hyperbolic metamaterials (AHMM), strongly coupled to terahertz radiation. In contrast to the terahertz amplification in resonant nanocavities, AHMM provides a wide-band THz amplification without any … hou to istanbulWebMay 26, 2024 · In order to achieve collinear phase-matched nonlinear optical frequency conversion in cubic crystals, a novel method to induce and modulate the birefringence based on the linear electro-optic effect was studied. Taking terahertz generation with ZnTe and CdTe crystals of the 4¯3m point group as an example, an external electric field … hou to italyWebMay 3, 2024 · Terahertz (THz) generation from periodically poled lithium niobate with a quasi-phase-matching scheme based on cascaded difference frequency generation (DFG) processes is theoretically analyzed. The cascaded Stokes interaction processes and the cascaded anti-Stokes interaction processes are investigated from coupled wave … how many generals resigned under trump