Results 21 to 30 of about 11,192 (252)

Zeroth order regular approximation approach to electric dipole moment interactions of the electron [PDF]

open access: yesThe Journal of Chemical Physics, 2017
A quasi-relativistic two-component approach for an efficient calculation of P,T-odd interactions caused by a permanent electric dipole moment of the electron (eEDM) is presented. The approach uses a (two-component) complex generalized Hartree-Fock and a complex generalized Kohn-Sham scheme within the zeroth order regular approximation.
Gaul, Konstantin, Berger, Robert
openaire   +3 more sources

Self-organization of topological defects for a triangular-lattice magnetic dots array subject to a perpendicular magnetic field

open access: yesCondensed Matter Physics, 2014
The regular array of magnetic particles (magnetic dots) of the form of a two-dimensional triangular lattice in the presence of external magnetic field demonstrates complicated magnetic structures.
R.S. Khymyn   +2 more
doaj   +1 more source

Grouting Effect Detection within the Floor of a Coal Seam Using 3D Electric Resistivity Tomography (ERT) with Arbitrary Electrode Positions

open access: yesApplied Sciences, 2022
To prevent the occurrence of water inrush from the working face floor, explorations of water-rich floors are necessary. For a working face with a regular shape, a water-rich floor can be detected by laying electrodes and cables around the working face ...
Chuming Pang   +3 more
doaj   +1 more source

An Improved Equivalent Dipole Moment Source Model Based on Regularization Optimization Method for Near Field-Far Field Conversion [PDF]

open access: yesIEEE Access, 2020
The radiation emission from high-speed digital circuit may result in radio-frequency interference (RFI) problems in modern electronic devices. In this paper, an improved equivalent dipole source based on a new transfer model and a new regularization method is proposed.
Wei Liu 0074   +4 more
openaire   +2 more sources

Results for the ground state energy of a finite system of dipoles in a one-dimensional crystal lattice

open access: yesResults in Physics, 2020
We investigate the ground state energy of a finite classical system consisting of an arbitrary number of electric dipoles localized at the sites of a regular one-dimensional crystal lattice. The ground state energy per dipole can be exactly calculated in
Orion Ciftja
doaj   +1 more source

A new structural arrangement in proteins involving lysine NH3 + group and carbonyl

open access: yesScientific Reports, 2017
Screening of the Protein Data Bank led to identification of a recurring structural motif where lysine NH3 + group interacts with backbone carbonyl. This interaction is characterized by linear atom arrangement, with carbonyl O atom positioned on the three-
Olga N. Rogacheva   +3 more
doaj   +1 more source

CP2 skyrmions and skyrmion crystals in realistic quantum magnets

open access: yesNature Communications, 2023
Magnetic skyrmions are nanoscale topological textures that have been recently observed in different families of quantum magnets. These objects are called CP1 skyrmions because they are built from dipoles—the target manifold is the 1D complex projective ...
Hao Zhang   +4 more
doaj   +1 more source

In Silico Investigation of Some Glucose-Aspirin as COX Inhibitor

open access: yesJournal of Applied Science & Process Engineering, 2022
Monosaccharide derived glucose-aspirin (GA) can be prepared by conjugation between glucose and aspirin (ASA). The GA is reported to show higher analgesic and anti-inflammatory properties than ASA itself.
Md. Atiquel Islam Chowdhury   +3 more
doaj   +1 more source

Molecular dynamics simulations of positively selected codons in FcγRI reveal novel biochemical binding properties

open access: yesFEBS Open Bio, EarlyView.
Evolutionary analysis across 32 placental mammals identified positive selection at residues H148 and W149 in the immune receptor FcγR1. Ancestral reconstruction combined with molecular dynamics simulations reveals how these mutations may influence receptor structure and dynamics, providing insight into the evolution of antibody recognition and immune ...
David A. Young   +7 more
wiley   +1 more source

The discovery of the tomb of the Great Army General Iwrhya: A quasi 3D Electrical Resistivity Tomography (ERT), Saqqara, Giza, Egypt

open access: yesContributions to Geophysics and Geodesy, 2020
A quasi 3D electrical resistivity (ERT) survey was undertaken at a UNESCO World Heritage site, Saqqara, Giza, Egypt, during a joint archaeological-geophysical mission from Cairo University.
Ola Mohamed EL AGUIZY   +4 more
doaj   +1 more source

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