Results 21 to 30 of about 6,450,706 (320)

Effects of Divacancy and Extended Line Defects on the Thermal Transport Properties of Graphene Nanoribbons. [PDF]

open access: yesNanomaterials (Basel), 2019
The effects of divacancy, including isolated defects and extended line defects (ELD), on the thermal transport properties of graphene nanoribbons (GNRs) are investigated using the Nonequilibrium Green’s function method.
Luo M, Li BL, Li D.
europepmc   +2 more sources

Sequential conversion from line defects to atomic clusters in monolayer WS2 [PDF]

open access: yesApplied Microscopy, 2020
Transition metal dichalcogenides (TMD), which is composed of a transition metal atom and chalcogen ion atoms, usually form vacancies based on the knock-on threshold of each atom.
Gyeong Hee Ryu, Ren-Jie Chan
doaj   +2 more sources

Bootstrapping line defects in N $$ \mathcal{N} $$ = 2 theories [PDF]

open access: yesJournal of High Energy Physics, 2020
We study half-BPS line defects in N $$ \mathcal{N} $$ = 2 superconformal theories using the bootstrap approach. We concentrate on local excitations constrained to the defect, which means the system is a 1d defect CFT with osp(4∗ |2) symmetry. In order to
Aleix Gimenez-Grau, Pedro Liendo
doaj   +2 more sources

Defects in silicene: vacancy clusters, extended line defects, and Di-adatoms. [PDF]

open access: yesSci Rep, 2015
AbstractDefects are almost inevitable during the fabrication process and their existence strongly affects thermodynamic and (opto)electronic properties of two-dimensional materials. Very recent experiments have provided clear evidence for the presence of larger multi-vacancies in silicene, but their structure, stability and formation mechanism remain ...
Li S   +6 more
europepmc   +4 more sources

Statistics of three-dimensional black holes from Liouville line defects [PDF]

open access: yesJournal of High Energy Physics
Black holes and wormholes in the gravitational path integral can be used to calculate the statistics of heavy operators. An explicit example in higher dimensions is provided by thin shells of matter.
Jeevan Chandra   +2 more
doaj   +2 more sources

Planar RG flows on line defects

open access: yesJournal of High Energy Physics
We study a class of renormalization group flows on line defects that can be described by a generalized free field with ordered planar contractions on the line.
Ivri Nagar, Amit Sever, De-liang Zhong
doaj   +3 more sources

Scattering off of twistorial line defects

open access: yesJournal of High Energy Physics
The recently devised chiral algebra bootstrap computes the form factors of a special class of “twistorial” 4d QFTs as correlation functions of the theory’s 2d celestial chiral algebra.
Niklas Garner, Natalie M. Paquette
doaj   +3 more sources

Detailed Atomic Reconstruction of Extended Line Defects in Monolayer MoS2.

open access: yesACS Nano, 2016
We study the detailed bond reconstructions that occur in S vacancies within monolayer MoS2 using a combination of aberration-corrected transmission electron microscopy, density functional theory (DFT), and multislice image simulations.
Shanshan Wang   +4 more
semanticscholar   +3 more sources

Atomic line defects and zero-energy end states in monolayer Fe(Te,Se) high-temperature superconductors [PDF]

open access: yes, 2020
Majorana zero-energy bound states have been proposed to exist at the ends of one-dimensional Rashba nanowires proximity-coupled to an s -wave superconductor in an external magnetic field 1 , 2 . Such hybrid structures are a central platform in the search
Cheng Chen   +6 more
semanticscholar   +1 more source

Attractor flows from defect lines [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2011
Deforming a two dimensional conformal field theory on one side of a trivial defect line gives rise to a defect separating the original theory from its deformation. The Casimir force between these defects and other defect lines or boundaries is used to construct flows on bulk moduli spaces of CFTs.
Brunner, Ilka, Roggenkamp, Daniel
openaire   +3 more sources

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