Results 11 to 20 of about 573,666 (268)

Ground state of magnetocrystals [PDF]

open access: yesPhysical Review E, 2021
Neodyme spherical magnets are inexpensive objects that demonstrate how dipolar particles self-assemble into various structures ranging from 1D chains to 3D crystals. The dipole-dipole interactions confer the stability to these particular architectures. In the present paper, we explore ordered structures only, and we evidence that hybrid magnetocrystals,
Vandewalle, Nicolas, Wafflard, Adrien
openaire   +3 more sources

Ground State Electroluminescence [PDF]

open access: yesPhysical Review Letters, 2016
Electroluminescence, the emission of light in the presence of an electric current, provides information on the allowed electronic transitions of a given system. It is commonly used to investigate the physics of strongly-coupled light-matter systems, whose eigenfrequencies are split by the strong coupling with the photonic field of a cavity.
Cirio, Mauro   +3 more
openaire   +5 more sources

Multielectron Ground State Electroluminescence [PDF]

open access: yesPhysical Review Letters, 2019
32 pages (9+23), 9 figures (3+6)
Cirio, Mauro   +4 more
openaire   +5 more sources

Ground state anomalies in SmB6 [PDF]

open access: yesScientific Reports, 2020
AbstractSmB6 has drawn much attention in recent times due to the discovery of anomalies in its ground state properties as well as prediction of topologically protected gapless surface states. Varied theories have been proposed to capture the ground state anomalies.
Sakhya, Anup Pradhan, Maiti, Kalobaran
openaire   +2 more sources

Review of Photonic Integrated Optical Phased Arrays for Space Optical Communication

open access: yesIEEE Access, 2020
A review of photonic integrated optical phased array (OPA) for space optical communication is presented. We review and summarize the typical works of the photonic integrated OPAs with one-dimensional and two-dimensional optical antenna array in recent ...
Jingwen He, Tao Dong, Yue Xu
doaj   +1 more source

Product-state approximations to quantum ground states [PDF]

open access: yesProceedings of the forty-fifth annual ACM symposium on Theory of Computing, 2013
44 pages.
Fernando G. S. L. Brandão   +1 more
openaire   +5 more sources

Ground states of theXY-model

open access: yesCommunications in Mathematical Physics, 1985
Ground states of the XY-model on infinite one-dimensional lattice, specified by the Hamiltonian \[ -J[\sum \{(1+\gamma)\sigma_ x^{(j)}\sigma_ x^{(j)}+(1-\gamma)\sigma_ y^{(j)}\sigma_ y^{(j+1)}\}+2\lambda \sum \sigma_ z^{(j)}] \] with real parameters \(J\neq 0\), \(\gamma\) and \(\lambda\), are all determined. The model has a unique ground state for \(|
Araki, Huzihiro, Matsui, Taku
openaire   +2 more sources

Electronic ground state of Ni2+ [PDF]

open access: yesThe Journal of Chemical Physics, 2016
The Φ9/24 ground state of the Ni2+ diatomic molecular cation is determined experimentally from temperature and magnetic-field-dependent x-ray magnetic circular dichroism spectroscopy in a cryogenic ion trap, where an electronic and rotational temperature of 7.4±0.2 K was reached by buffer gas cooling of the molecular ion.
Leistner, G.   +6 more
openaire   +4 more sources

The role of Ta on twinnability in nanocrystalline Cu–Ta alloys

open access: yesMaterials Research Letters, 2017
Nanostructured Cu–Ta alloys show promise as high-strength materials in part due to their limited grain growth. In the present study, we elucidate the role of Ta on the transition from deformation twinning to dislocation-mediated slip mechanisms in ...
M. A. Bhatia   +4 more
doaj   +1 more source

Towards the ground state of the supermembrane [PDF]

open access: yesNuclear Physics B, 2013
17 pages, v2. published in Nucl.
Michishita, Y., Trzetrzelewski, M.
openaire   +3 more sources

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