Graphene terahertz uncooled bolometers
WebThe suggested scheme of active THz imaging system (figure 1) uses BWO continuous source of 0.25 THz radiation with average output power 50 mW. BWO generates a THz beam with rather Arbitrary peaks, inhomogeneity, … WebNov 1, 2013 · We demonstrate that graphene field effect transistors can operate as both plasmonic and bolometric THz sensors depending on polarization and bias configurations. The plasmonic mechanism of...
Graphene terahertz uncooled bolometers
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WebSep 30, 2012 · Abstract: We propose the concept of a terahertz (THz) uncooled bolometer based on n-type and p-type graphene layers (GLs), constituting the absorbing regions, … WebWe propose the concept of a terahertz (THz) uncooled bolometer based on n-type and p-type graphene layers (GLs), constituting the absorbing regions, connected by an array of undoped graphene nanoribbons (GNRs). The GLs absorb the THz radiation with the GNR array playing the role of the barrier region (resulting in nGL-GNR-pGL bolometer). The …
WebMade available by U.S. Department of Energy Office of Scientific and Technical Information ... WebDec 20, 2013 · SiGe (C)/Si(C) multiquantum wells have been studied as a thermistor material for future bolometers. A thermistor material for …
WebMar 30, 2024 · This is at least ten times better than the N E P s of other types of uncooled direct ... S.; Kubatkin, S. Towards quantum-limited coherent detection of terahertz waves in charge-neutral graphene. ... P. Epitaxial graphene quantum dots for high-performance terahertz bolometers. Nat. Nanotechnol. 2016, 11, 335–338. [Google ... WebFeb 1, 2024 · In conclusion, we have proposed a dynamically tunable triple-band terahertz perfect absorber based on a graphene metasurface, which is composed of a cross and four side-stripes on top of a aluminum substrate sandwiched by a …
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WebNov 5, 2024 · [33] Ryzhii V, Otsuji T, Ryzhii M, Ryabova N, Yurchenko S O, Mitin V and Shur M S 2013 Graphene terahertz uncooled bolometers J. Phys. D: Appl. Phys. 46 065102. Crossref Google Scholar [34] Balandin A A, Ghosh S, Bao W, Calizo I, Teweldebrhan D, Miao F and Lau C N 2008 Superior thermal conductivity of single-layer … crystal brook drive kings mountain ncWebApr 1, 2024 · We consider the effect of terahertz (THz) radiation on the conductivity of the ungated and gated graphene (G)-phosphorene (P) hybrid structures and propose and … crystal brook dump timesWebMay 22, 2024 · In this paper, we present the development of a graphene-based hot electron bolometer with Johnson noise readout. The bolometer is a graphene microbridge … crystal brook doncasterWebWe propose the concept of a terahertz (THz) uncooled bolometer based on n-type and p-type graphene layers (GLs), constituting the absorbing regions, connected by an array … crystal brooke farmer social media loginsWebJun 13, 2024 · Extraordinary and unusual electronic and optical properties make graphene and other two-dimensional (2D) materials promising candidates for infrared and terahertz (THz) photodetectors. Until now, however, 2D material-based performance is lower in comparison with those of infrared and terahertz detectors existing in the global market. crystal brook energy parkWebGraphene terahertz uncooled bolometers. Vladimir Mitin. 2013, Journal of Physics D: Applied Physics. See Full PDF Download PDF. See Full PDF Download PDF. Related … dvla see my driving licenceWebJul 4, 2024 · The use of graphene as a terahertz absorber maintains possibilities for further development of tunable devices 41 and, if necessary, ... Graphene terahertz uncooled bolometers. J. Phys. dvla select number plates