Topology Hierarchy of Transition Metal Dichalcogenides Built from Quantum Spin Hall Layers
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Materials"
DOI: 10.1002/adma.202300227
Abstract: The evolution of the physical properties of 2D material from monolayer limit to the bulk reveals unique consequences from dimension confinement and provides a distinct tuning knob for applications. Monolayer 1T'‐phase transition metal dichalcogenides (1T'‐TMDs)… read more here.
Keywords: topology; quantum spin; metal dichalcogenides; transition metal ... See more keywords
Lieb–Schultz–Mattis Type Theorems for Quantum Spin Chains Without Continuous Symmetry
Sign Up to like & getrecommendations! Published in 2019 at "Communications in Mathematical Physics"
DOI: 10.1007/s00220-019-03343-5
Abstract: We prove that a quantum spin chain with half-odd-integral spin cannot have a unique ground state with a gap, provided that the interaction is short ranged, translation invariant, and possesses time-reversal symmetry or $${\mathbb{Z}_{2} \times… read more here.
Keywords: schultz mattis; lieb schultz; quantum spin; mattis type ... See more keywords
Universal Behavior of Quantum Spin Liquid and Optical Conductivity in the Insulator Herbertsmithite
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Low Temperature Physics"
DOI: 10.1007/s10909-017-1821-z
Abstract: We analyze optical conductivity with the goal to demonstrate experimental manifestation of a new state of matter, the so-called fermion condensate. Fermion condensates are realized in quantum spin liquids, exhibiting typical behavior of heavy-fermion metals.… read more here.
Keywords: quantum spin; conductivity; optical conductivity; spin liquid ... See more keywords
The role of strain on the quantum spin hall effect and band inversion in stanene
Sign Up to like & getrecommendations! Published in 2017 at "Computational Condensed Matter"
DOI: 10.1016/j.cocom.2016.10.003
Abstract: Abstract Examination of the role of strain on the quantum spin hall (QSH) effect and band inversion for the monolayer of tin, stanene, is of interest. To this end, several uniaxial and biaxial strain loadings… read more here.
Keywords: role strain; spin hall; band inversion; effect band ... See more keywords
Optimization of single crystal growth of candidate quantum spin-ice Pr 2 Hf 2 O 7 by optical floating-zone method
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Crystal Growth"
DOI: 10.1016/j.jcrysgro.2018.06.011
Abstract: Abstract We report the optimized conditions for growing the high quality single crystals of candidate quantum spin-ice Pr2Hf2O7 using the optical floating-zone method. Large single crystals of Pr2Hf2O7 have been grown under different growth conditions… read more here.
Keywords: quantum spin; optical floating; candidate quantum; growth ... See more keywords
Fibonacci sequence and its generalizations in doped quantum spin ladders
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Magnetism and Magnetic Materials"
DOI: 10.1016/j.jmmm.2019.01.064
Abstract: Abstract An interesting aspect of antiferromagnetic quantum spin ladders, with complete dimer coverings, is that the wave function can be recursively generated by estimating the number of coverings in the valence bond basis, which follow… read more here.
Keywords: fibonacci sequence; quantum spin; doped quantum; spin ladders ... See more keywords
Chiral Y junction of quantum spin chains
Sign Up to like & getrecommendations! Published in 2019 at "Nuclear Physics B"
DOI: 10.1016/j.nuclphysb.2019.03.005
Abstract: Abstract We study a Y junction of spin-1/2 Heisenberg chains with an interaction that breaks both time-reversal and chain exchange symmetries, but not their product nor SU(2) symmetry. The boundary phase diagram features a stable… read more here.
Keywords: fixed point; quantum spin; chiral junction; spin ... See more keywords
Quantum Spin Hall Edge States and Interlayer Coupling in Twisted Bilayer WTe2.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c00432
Abstract: The quantum spin Hall (QSH) effect, characterized by topologically protected spin-polarized edge states, was recently demonstrated in monolayers of the transition metal dichalcogenide (TMD) WTe2. However, the robustness of this topological protection remains largely unexplored… read more here.
Keywords: quantum spin; spin hall; edge states; twisted bilayer ... See more keywords
Magnetism and Heterogeneous Catalysis: In Depth on the Quantum Spin-Exchange Interactions in Pt3M (M = V, Cr, Mn, Fe, Co, Ni, and Y)(111) Alloys.
Sign Up to like & getrecommendations! Published in 2020 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.0c15353
Abstract: Bimetallic Pt-based alloys have drawn considerable attention in the last decades as catalysts in proton-exchange membrane fuel cells (PEMFCs) because they closely fulfill the two major requirements of high performance and good stability under operating… read more here.
Keywords: pt3m 111; exchange interactions; spin exchange; quantum spin ... See more keywords
Quantum Spin Liquid from a Three-Dimensional Copper-Oxalate Framework.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.7b11179
Abstract: The quantum spin liquid (QSL) state is of great interest in relation to quantum computation and superconductivity and the search for new QSL materials is a current challenge in chemistry. Existing inorganic and molecular QSL… read more here.
Keywords: three dimensional; oxalate; copper oxalate; oxalate framework ... See more keywords
π-electron S = ½ quantum spin-liquid state in an ionic polyaromatic hydrocarbon.
Sign Up to like & getrecommendations! Published in 2017 at "Nature chemistry"
DOI: 10.1038/nchem.2764
Abstract: Molecular solids with cooperative electronic properties based purely on π electrons from carbon atoms offer a fertile ground in the search for exotic states of matter, including unconventional superconductivity and quantum magnetism. The field was… read more here.
Keywords: quantum spin; spin; liquid state; spin liquid ... See more keywords