Results 11 to 20 of about 136,422 (276)

The effects of interfacial atoms and stacking configurations on the electronic properties of Janus TMD heterostructures [PDF]

open access: yesScientific Reports
The structural asymmetry of Janus transition metal dichalcogenides gives rise to physical properties distinct from those of their symmetric counterparts.
Seok Jin Yang, Heesang Kim, Nammee Kim
doaj   +2 more sources

Density Functional Theory Investigation For Ni6, Co5, Au12, Y5 and Ni6Li, Co5Li, Au12Li, Y5Na Interactions

open access: yesمجلة علوم ذي قار, 2022
Geometry optimization for pure transition metals structures Ni6 , Co5 , Au12 , Y5 and alkali-transition metals structures Ni6Li , Co5Li , Au12Li , Y5Na at B3LYP level, 3-21G and LaNL2DZ basis sets has been investigated by using Density Functional Theory
Maha K. Hommod   +2 more
doaj   +1 more source

Sensitivity Improvement and Determination of Rydberg Atom-Based Microwave Sensor

open access: yesPhotonics, 2022
We present a theoretical and experimental investigation of the improvement and determination of the sensitivity of Rydberg atom-based microwave RF sensor.
Minghao Cai   +3 more
doaj   +1 more source

General Magnetic Transition Dipole Moments for Electron Paramagnetic Resonance [PDF]

open access: yesPhysical Review Letters, 2015
We present general expressions for the magnetic transition rates in beam Electron Paramagnetic Resonance (EPR) experiments of anisotropic spin systems in the solid state. The expressions apply to general spin centers and arbitrary excitation geometry (Voigt, Faraday, and intermediate).
Nehrkorn, J.   +3 more
openaire   +4 more sources

Constraining P and CP violation in the main decay of the neutral Sigma hyperon

open access: yesPhysics Letters B, 2019
On general grounds based on quantum field theory the decay amplitude for Σ0→Λγ consists of a parity conserving magnetic and a parity violating electric dipole transition moment.
Shankar Sunil Nair   +2 more
doaj   +1 more source

Stacking-tailoring quasiparticle energies and interlayer excitons in bilayer Janus MoSSe

open access: yesNew Journal of Physics, 2021
Stacking sequence of bilayer van der Waals transition metal dichalcogenides determines their electronic and related optical excitations. When the Janus monolayer structure has been taken to construct bilayer TMDs, it would introduce another degree of ...
Xin Zhang   +3 more
doaj   +1 more source

All-Optical Sensing of the Components of the Internal Local Electric Field in Proteins

open access: yesIEEE Photonics Journal, 2012
Here, we present a new all-optical method of interrogation of the internal electric field vector inside proteins. The method is based on experimental evaluation of the permanent dipole moment change upon excitation and the pure electronic transition ...
M. Drobizhev   +3 more
doaj   +1 more source

Ab initio calculation of the KRb dipole moments [PDF]

open access: yes, 2003
The relativistic configuration interaction valence bond method has been used to calculate permanent and transition electric dipole moments of the KRb heteronuclear molecule as a function of internuclear separation.
A. Derevianko   +23 more
core   +1 more source

The metastable Q 3Δ2 state of ThO: a new resource for the ACME electron EDM search

open access: yesNew Journal of Physics, 2020
The best upper limit for the electron electric dipole moment was recently set by the ACME collaboration. This experiment measures an electron spin-precession in a cold beam of ThO molecules in their metastable $H\,{(}^{3}{{\rm{\Delta }}}_{1})$ state ...
X Wu   +9 more
doaj   +1 more source

Dynamic fermion flavor mixing through transition dipole moments

open access: yesInternational Journal of Modern Physics A, 2023
In this paper, we show that Majorana neutrino flavor mixing can be driven by transition dipole moments in the presence of external electromagnetic fields. We demonstrate the sensitivity of the rotation mixing matrix to strong fields obtaining dynamical mass eigenstates in the two-flavor model. The three-flavor case, and extensions to the quark sector,
Johann Rafelski   +2 more
openaire   +2 more sources

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