Optical manipulation of valley pseudospin
WebSep 19, 2016 · Valley exciton polarization has been created in the transition metal dichalcogenide monolayers using excitation by circularly polarized light and has been … WebJul 9, 2014 · In transition metal dichalcogenides this valley pseudo-spin, like real spin, is associated with a magnetic moment which underlies the valley-dependent circular dichroism that allows optical generation of valley polarization, intervalley quantum coherence, and the valley Hall effect.
Optical manipulation of valley pseudospin
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WebGeneration and manipulation of squeezed states of light in optical networks for quantum communication and computation Maxim Raginsky and Prem Kumar Center for Photonic … WebNov 24, 2024 · A variety of strategies have been developed to address the valley pseudospin including optical, electrical, and magnetic methods; nonetheless, they involve either below …
WebApr 30, 2014 · The optical orientation of excitonic valley pseudospin can be represented using the Bloch sphere ( Fig. 3g–i ), where the poles correspond to valley polarization and … http://www.alessandrostroppa.com/full-list
WebTo efficiently control and manipulate the valley pseudospin is of paramount importance for valley-based electronics and optoelectronics. A variety of strategies have been developed to address the valley pseudospin including optical, electrical, and magnetic methods; nonetheless, they involve either below liquid-nitrogen temperature or an ... WebOct 27, 2024 · To efficiently control and manipulate the valley pseudospin is of paramount importance for valley-based electronics and optoelectronics. A variety of strategies have been developed to address the valley pseudospin including optical, electrical, and magnetic methods; nonetheless, they involve either below liquid-nitrogen… View on PubMed doi.org
WebIn this paper, we will review our experimental progress on the investigation of these pseudo-spins using atomically thin semiconductors (MoS 2, MoSe 2 etc.), which are either monolayer or bilayer group VI transition metal dichalcogenides.
WebDec 5, 2014 · The valley-selective optical Stark shift breaks the degeneracy of valley exciton transitions in monolayer WSe 2 and defines an effective valley pseudo-magnetic field. In … bishop uspsWebMing-Hui Chiu,4Lain-Jong Li,3,4Feng Wang1,2,5† The valley pseudospin is a degree of freedom that emerges in atomically thin two-dimensional transition metal dichalcogenides (MX 2).The capability to manipulate it, in analogy to the control of spin in spintronics, can open up exciting opportunities. bishop usher wikipediaWebI am a PhD candidate in the Personal Robotics Lab at the University of Washington. My current research interests are in robotics and AI with a focus on online learning for … bishop usherWebTo efficiently control and manipulate the valley pseudospin is of paramount importance for valley-based electronics and optoelectronics. A variety of strategies have been developed … dark tower palaverWebOne of the unique features of these monolayer materials, the valley pseudospin, can be manipulated by controlling the local properties of optical fields. Here, we discuss two manifestations of ... bishop ussherWebNov 12, 2016 · Manipulation of valley pseudospins is crucial for future valleytronics. The emerging transition metal dichalcogenides (TMDs) provide new possibilities for exploring the interplay among the quantum degrees of freedom, including real spin, valley pseudospin, and layer pseudospin. bishop u shaped sofaWebApr 7, 2024 · Here, the control of layer–valley coherence via strong coupling of valley excitons in bilayer WS2to microcavity photons is demonstrated by exploiting the … bishop ussher creation