Overcoming Boltzmann's Tyranny in a Transistor via the Topological Quantum Field Effect.
Sign Up to like & getrecommendations! Published in 2021 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c00378
Abstract: The subthreshold swing is the critical parameter determining the operation of a transistor in low-power applications such as switches. It determines the fraction of dissipation due to the gate capacitance used for turning the device… read more here.
Keywords: subthreshold swing; overcoming boltzmann; field; boltzmann tyranny ... See more keywords
Piezoelectricity and topological quantum phase transitions in two-dimensional spin-orbit coupled crystals with time-reversal symmetry
Sign Up to like & getrecommendations! Published in 2020 at "Nature Communications"
DOI: 10.1038/s41467-020-16058-2
Abstract: Finding new physical responses that signal topological quantum phase transitions is of both theoretical and experimental importance. Here, we demonstrate that the piezoelectric response can change discontinuously across a topological quantum phase transition in two-dimensional… read more here.
Keywords: phase; quantum; phase transitions; two dimensional ... See more keywords
Topological quantum phase transition in the magnetic semimetal HoSb
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials Chemistry C"
DOI: 10.1039/d1tc01034d
Abstract: Magnetic topological semimetals, a novel state of quantum matter with nontrivial band topology, have emerged as a new frontier in physics and materials science. An external stimulus like temperature or magnetic field could be expected… read more here.
Keywords: topological quantum; hosb; fermi surface; phase ... See more keywords
Topological quantum magnets for transverse thermoelectric energy conversion
Sign Up to like & getrecommendations! Published in 2023 at "Materials Chemistry Frontiers"
DOI: 10.1039/d3qm00538k
Abstract: Topological quantum materials attracted widespread interest due to their fundamental and technological importance. Topological insulators to Dirac/Weyl semimetals, have provided a range of exotic electronic structures such as topological surface... read more here.
Keywords: transverse thermoelectric; topological quantum; magnets transverse; quantum magnets ... See more keywords
Topological quantum numbers in nonrelativistic physics, by D. J. Thouless
Sign Up to like & getrecommendations! Published in 2017 at "Contemporary Physics"
DOI: 10.1080/00107514.2017.1355851
Abstract: Physics is the expression, in mathematical language, of the laws of nature. Over the centuries, the sophistication both of techniques for accumulating experimental data and of the mathematical lang... read more here.
Keywords: nonrelativistic physics; physics; physics thouless; numbers nonrelativistic ... See more keywords
Universal topological quantum computation with strongly correlated Majorana edge modes
Sign Up to like & getrecommendations! Published in 2022 at "New Journal of Physics"
DOI: 10.1088/1367-2630/ac5f87
Abstract: Majorana-based quantum gates are not complete for performing universal topological quantum computation while Fibonacci-based gates are difficult to be realized electronically and hardly coincide with the conventional quantum circuit models. In reference Hu and Kane… read more here.
Keywords: universal topological; strongly correlated; topological quantum; quantum computation ... See more keywords
Neural ensemble decoding for topological quantum error-correcting codes
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review A"
DOI: 10.1103/physreva.101.032338
Abstract: Topological quantum error-correcting codes are a promising candidate for building fault-tolerant quantum computers. Decoding topological codes optimally, however, is known to be a computationally hard problem. Various decoders have been proposed that achieve approximately optimal… read more here.
Keywords: error correcting; topological quantum; error; correcting codes ... See more keywords
Topological quantum control: Edge currents via Floquet depinning of skyrmions in the ν=0 graphene quantum Hall antiferromagnet
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review B"
DOI: 10.1103/physrevb.101.241403
Abstract: We propose a defect-to-edge topological quantum quench protocol that can efficiently inject electric charge from defect-core states into a chiral edge current of an induced Chern insulator. The initial state of the system is assumed… read more here.
Keywords: quantum hall; hall antiferromagnet; topological quantum; via floquet ... See more keywords
Topological quantum walk with discrete time-glide symmetry
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review B"
DOI: 10.1103/physrevb.102.035418
Abstract: Discrete quantum walks are periodically driven systems with discrete time evolution. In contrast to ordinary Floquet systems, no microscopic Hamiltonian exists, and the one-period time evolution is given directly by a series of unitary operators.… read more here.
Keywords: quantum; discrete time; time glide; time ... See more keywords
Non-Abelian braiding of Majorana-like edge states and topological quantum computations in electric circuits
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review B"
DOI: 10.1103/physrevb.102.075424
Abstract: Majorana fermions subject to the non-Abelian braid group are believed to be the basic ingredients of future topological quantum computations. In this work, we propose to simulate Majorana fermions of the Kitaev model in electric… read more here.
Keywords: majorana; edge states; topological quantum; quantum ... See more keywords
Topological quantum phase transitions and criticality in a longer-range Kitaev chain
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review B"
DOI: 10.1103/physrevb.104.075113
Abstract: In an attempt to theoretically investigate the topological quantum phase transition and criticality in long-range models, we study an extended Kitaev chain. We carry out an extensive characterization of the momentum space to explore the… read more here.
Keywords: criticality; quantum phase; topological quantum; phase transitions ... See more keywords