Results 21 to 30 of about 473,738 (197)

A spin-flip variant of the second-order approximate coupled-cluster singles and doubles method

open access: yes, 2022
We report an implementation of a spin-flip variant of the second-order approximate coupled-cluster singles and doubles (CC2) method. The resolution-of-the-identity approximation or, alternatively, Cholesky decomposition of the two-electron integrals are ...
Garrette Pauley, Paran   +2 more
core   +1 more source

SPiN-Lab/connPFM: v0.0.1

open access: yes, 2021
What's Changed Folder structure and add files from previous repositories by @vinferrer in https://github.com/SPiN-Lab/connPFM/pull/6 Setup connPFM installation with pip by @vinferrer in https://github.com/SPiN-Lab/connPFM/pull/8 Configure lint test and ...
The SPiN-Lab Community
core   +1 more source

Quantum mechanical calculation of electron spin flip in a helical undulator

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2012
We derive a four-component spinor wave function for an electron in a helical undulator which, in the relativistic limit, successfully reproduces all of the results of the classical calculation for the radiation angular distribution, polarization, and ...
L. N. Hand, A. Skuja
doaj   +1 more source

Spin-flip scattering at Al surfaces [PDF]

open access: yesJournal of Applied Physics, 2006
Nonlocal measurements are performed on a multiterminal device to in situ determine the spin-diffusion length and in combination with resistivity measurements also the spin-relaxation time in Al films. By varying the thickness of Al we determine the contribution to spin relaxation from surface scattering.
Poli, N.   +3 more
openaire   +2 more sources

Magnetic Exchange Interactions in Binuclear and Tetranuclear Iron (III) Complexes Described by Spin-Flip DFT and Heisenberg Effective Hamiltonians

open access: yes, 2022
Low-energy spectra of single-molecule magnets (SMMs) are often described by Heisenberg Hamiltonians. Within this formalism, exchange interactions between magnetic centers determine the ground-state multiplicity and energy separation between the ground ...
Sven, Kähler   +3 more
core   +1 more source

Spin-flip enhanced thermoelectricity in superconductor-ferromagnet bilayers

open access: yesNew Journal of Physics, 2018
We study the effects of spin-splitting and spin-flip scattering in a superconductor (S) on the thermoelectric (TE) properties of a tunneling contact to a metallic ferromagnet (F) using the Green’s function method.
A Rezaei, A Kamra, P Machon, W Belzig
doaj   +1 more source

Practicality of spin chain wiring in diamond quantum technologies [PDF]

open access: yes, 2013
Coupled spin chains are promising candidates for wiring up qubits in solid-state quantum computing (QC). In particular, two nitrogen-vacancy centers in diamond can be connected by a chain of implanted nitrogen impurities; when driven by suitable global ...
Benjamin, SC   +15 more
core   +1 more source

Majorana bound states in a disordered quantum dot chain

open access: yesNew Journal of Physics, 2016
We study Majorana bound states in a disordered chain of semiconductor quantum dots proximity-coupled to an s -wave superconductor. By calculating its topological quantum number, based on the scattering-matrix method and a tight-binding model, we can ...
P Zhang, Franco Nori
doaj   +1 more source

All-optical flip flop based on a symmetric Mach-Zehnder switch with a feed-back loop and multiple forward set/reset signals [PDF]

open access: yes, 2007
The paper proposed an improved performance for optical flip-flop using symmetric Mach-Zehnder interformeter with a feedback and multiple forward configurations.
Ghassemlooy, Zabih   +2 more
core   +1 more source

Accurate Spin–Orbit Coupling by Relativistic Mixed-Reference Spin-Flip-TDDFT

open access: yes, 2023
Relativistic mixed-reference spin-flip (MRSF)-TDDFT is developed considering the spin–orbit coupling (SOC) within the mean-field approximation. The resulting SOC-MRSF faithfully reproduces the experiments with very high accuracy, which is also consistent
Seunghoon Lee (201604)   +9 more
core   +1 more source

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