Results 61 to 70 of about 17,645 (290)

Composite operators near the boundary

open access: yesJournal of High Energy Physics, 2020
We use renormalization group methods to study composite operators existing at a boundary of an interacting conformal field theory. In particular we relate the data on boundary operators to short-distance (near-boundary) divergences of bulk two-point ...
Vladimír Procházka   +1 more
doaj   +1 more source

Boundary energy and boundary states in integrable quantum field theories [PDF]

open access: yesNuclear Physics B, 1995
3 figures in the separate compressed file, 42 ...
LECLAIR A   +3 more
openaire   +2 more sources

Boundary reflection matrix in perturbative quantum field theory [PDF]

open access: yesPhysics Letters B, 1995
We study boundary reflection matrix for the quantum field theory defined on a half line using Feynman's perturbation theory. The boundary reflection matrix can be extracted directly from the two-point correlation function. This enables us to determine the boundary reflection matrix for affine Toda field theory with the Neumann boundary condition modulo
openaire   +2 more sources

Defect extremal surface as the holographic counterpart of Island formula

open access: yesJournal of High Energy Physics, 2021
We propose defect extremal surface as the holographic counterpart of boundary quantum extremal surface. The defect extremal surface is defined by minimizing the Ryu-Takayanagi surface corrected by the defect theory.
Feiyu Deng, Jinwei Chu, Yang Zhou
doaj   +1 more source

Tunneling in quantum wires: A boundary conformal field theory approach [PDF]

open access: yesNuclear Physics B, 1994
32 pages, REVTEX 3.0, 1 postscript file appended, UBCTP-93 ...
Wong, Eugene, Affleck, Ian
openaire   +3 more sources

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Remarks on the influence of quantum vacuum fluctuations over a charged test particle near a conducting wall

open access: yesJournal of High Energy Physics, 2019
Quantum vacuum fluctuations of the electromagnetic field in empty space seem not to produce observable effects over the motion of a charged test particle.
V. A. De Lorenci, C. C. H. Ribeiro
doaj   +1 more source

On the Non-local Boundary Condition in Quantum Field Theory [PDF]

open access: yesProgress of Theoretical Physics, 1960
The non-local boundary condition introduced by Bogolyubov et al. is useful for eliminating the difficulty of negative probability concerning the indefinite metric in Hilbert space. Their theory is developed in the S-matrix formalism and does not give a causal description of the physical state.
openaire   +1 more source

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