Web1 Apr 2024 · In summary, we have achieved a room temperature photodetector with a fast response in a 2H–TaSe 2 -based terahertz system. By integrating with a logarithmic antenna, the responsivity exceeds 27 V/W and the response time can reach . The reported device has room-temperature capability, fast response, relative high responsivity, and … Web7 Nov 2024 · Ultrasensitive Self-Driven Terahertz Photodetectors Based on Low-Energy Type-II Dirac Fermions and Related Van der Waals Heterojunctions. Kaixuan Zhang, Zhen …
Monolithic Metamaterial-Integrated Graphene Terahertz Photodetector …
WebTerahertz photodetectors based on emergent intrinsic magnetic topological insulators promise excellent performance in terms of highly sensitive, anisotropic and room … Web1 Sep 2024 · We design and fabricate a good performance silicon photoconductive terahertz detector on sapphire substrates at room temperature. The best voltage responsivity of the detector is 6679V/W at frequency 300 GHz as well as low voltage noise of 3.8 nV/Hz 1/2 for noise equivalent power 0.57 pW/Hz 1/2.The measured response time of the device is … scotiabank streetsville hours
High sensitivity HgTe room temperature terahertz …
Web21 Sep 2024 · Leveraging the ultrahigh design freedom of metamaterial optical properties and the electronically controllable hot-carrier-assisted photothermoelectric effect in graphene, our detector shows resonantly enhanced photoresponse at two specific target wavelengths with orthogonal polarizations. Web15 Apr 2024 · The photodetector shows an excellent responsivity of 1350 A W-1 and an extremely low noise equivalent power of 0.01 pW Hz-0.5 with a fast response of ∼550 ns at room temperature. Web5 Mar 2024 · DOI: 10.1063/1.5085813 Corpus ID: 128070727; High-responsivity and polarization-discriminating terahertz photodetector based on plasmonic resonance @article{Zheng2024HighresponsivityAP, title={High-responsivity and polarization-discriminating terahertz photodetector based on plasmonic resonance}, author={Yuanliao … scotiabank strathroy hours