Results 31 to 40 of about 5,472,167 (296)

Pressure-induced transition from a Mott insulator to a ferromagnetic Weyl metal in La2O3Fe2Se2

open access: yesNature Communications, 2023
The insulator-metal transition in Mott insulators, known as the Mott transition, is usually accompanied with various novel quantum phenomena, such as unconventional superconductivity, non-Fermi liquid behavior and colossal magnetoresistance.
Ye Yang   +8 more
doaj   +1 more source

Ground state and excitation spectra of a strongly correlated lattice by the coupled cluster method [PDF]

open access: yes, 2012
We apply Coupled Cluster Method to a strongly correlated lattice and develop the Spectral Coupled Cluster equations by finding an approximation to the resolvent operator, that gives the spectral response for an certain class of probe operators.
Bartlett   +15 more
core   +1 more source

Coupled Luttinger Liquids

open access: yes, 1996
Many one--dimensional quantum systems, in particular interacting electron and spin systems, can be described a Luttinger liquids. Here, some basic ideas of this picture of one--dimensional systems are briefly reviewed.
Schulz, H. J.
core   +1 more source

Coupled-beam and coupled-bunch instabilities [PDF]

open access: yesPhysical Review Accelerators and Beams, 2018
Minor textual corrections and more comprehensible Fig.1, compared with the previous version. 10 pages, 14 figures.
openaire   +3 more sources

Entrepreneurial Couples [PDF]

open access: yesAcademy of Management Proceedings, 2014
We study possible motivations for co-entreprenurial couples to start up a joint firm, using a sample of 1,069 Danish couples that established a joint enterprise between 2001 and 2010. We compare their pre-entry characteristics, firm performance and post-dissolution private and financial outcomes with a selected set of comparable firms and couples.
Dahl, M.S., van Praag, M., Thompson, P.
openaire   +11 more sources

Quasiattractors in coupled maps and coupled dielectric cavities

open access: yes, 2012
We study the origin of attracting phenomena in the ray dynamics of coupled optical microcavities. To this end we investigate a combined map that is composed of standard and linear map, and a selection rule that defines when which map has to be used.
Hentschel, Martina   +2 more
core   +1 more source

Cross-coupled doa trackers [PDF]

open access: yes, 1997
A new robust, low complexity algorithm for multiuser tracking is proposed, modifying the two-stage parallel architecture of the estimate-maximize (EM) algorithm.
Kirlin, R L   +2 more
core   +2 more sources

Coupled quantum wires

open access: yes, 2008
We study a set of crossed 1D systems, which are coupled with each other via tunnelling at the crossings. We begin with the simplest case with no electron-electron interactions and find that besides the expected level splitting, bound states can emerge ...
C. Morais Smith   +5 more
core   +1 more source

Why and When Are Evidence‐Based Interventions Adopted in Paediatric Supportive Care? A Qualitative Exploration of the Determinants of Photobiomodulation Implementation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Oral mucositis is a common and debilitating side effect of childhood cancer and stem cell transplant treatments. It affects the quality of life of children and young people (CYP) and places a strain on services. Photobiomodulation is recommended for oral mucositis prevention in international guidance but is poorly implemented in UK ...
Claudia Heggie   +4 more
wiley   +1 more source

Implications of Coupling in Quantum Thermodynamic Machines

open access: yes, 2017
We study coupled quantum systems as the working media of thermodynamic machines. Under a suitable phase-space transformation, the coupled systems can be expressed as a composition of independent subsystems.
Banik, Manik   +2 more
core   +2 more sources

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