Ultrafast Quantum-Well Photodetectors Operating at 10 μm with a Flat Frequency Response up to 70 GHz at Room Temperature
Sign Up to like & getrecommendations! Published in 2021 at "ACS Photonics"
DOI: 10.1021/acsphotonics.0c01299
Abstract: III–V semiconductor mid-infrared photodetectors based on intersubband transitions hold great potential for ultra-high-speed operation up to several hundreds of GHz. In this work we exploit a ∼350 n... read more here.
Keywords: operating flat; quantum well; ultrafast quantum; flat frequency ... See more keywords
Ultrafast quantum-path interferometry revealing the generation process of coherent phonons
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.180301
Abstract: Optical dual-pulse pumping actively creates quantum-mechanical superposition of the electronic and phononic states in a bulk solid. We here made transient reflectivity measurements in an n-GaAs using a pair of relative-phase-locked femtosecond pulses and found… read more here.
Keywords: generation; ultrafast quantum; path interferometry; path ... See more keywords
Ultrafast quantum key distribution using fully parallelized quantum channels.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.469053
Abstract: The field of quantum information processing offers secure communication protected by the laws of quantum mechanics and is on the verge of finding wider application for the information transfer of sensitive data. To improve cost-efficiency,… read more here.
Keywords: distribution using; quantum; ultrafast quantum; quantum key ... See more keywords