Results 41 to 50 of about 3,319,169 (244)

Electronic properties of AlN crystal doped with Cr, Mn and Fe Author(s):

open access: yesCondensed Matter Physics, 2013
The spin-resolved electronic energy band spectra, as well as partial and total density of electronic states of the crystal AlN, doped with Cr, Mn and Fe, have been evaluated within the projector augmented waves (PAW) approach by means of the ABINIT code.
S.V. Syrotyuk, V.M. Shved
doaj   +1 more source

Peculiarities of the Spectrum of Strongly Correlated Electrons

open access: yes, 2002
10 pages, 5 figures, Proceedings of the NATO ARW "New Trends in Superconductivity", Yalta, Ukraine, 16-20 Sept ...
Sherman, A., Schreiber, M.
openaire   +2 more sources

Correlation-enhanced electron-phonon interaction in a strongly correlated electron system [PDF]

open access: yesPhysical Review B, 1995
In order to investigate effects of the Coulomb correlation on the electron-phonon interaction in a strongly correlated system, the electron-phonon coupling constant (${\ensuremath{\lambda}}_{\mathrm{ph}}$) and the electron-spin-fluctuation coupling constant (${\ensuremath{\lambda}}_{\mathrm{sf}}$) are evaluated for the Hubbard Hamiltonian system. It is
LEE, JD, KANG, KH, MIN, BI
openaire   +3 more sources

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Electrical transport properties and Kondo effect in La 1− x Pr x NiO 3−δ thin films

open access: yesScientific Reports, 2021
The Kondo effect has been a topic of intense study because of its significant contribution to the development of theories and understanding of strongly correlated electron systems. In this work, we show that the Kondo effect is at work in La1−x Pr x NiO3−
Van Hien-Hoang   +2 more
doaj   +1 more source

Strongly correlated ultracold bosons in an optical lattice [PDF]

open access: yes, 2012
In this thesis, we have investigated strongly correlated bosonic gases in an optical lattice, mostly based on a bosonic version of dynamical mean field theory and its real-space extension. Emphasis is put on possible novel quantum phenomena of these many-
Li, Yongqiang
core  

Variational Studies of Exotic Bose Liquid, Spin Liquid, and Magnetic Phases [PDF]

open access: yes, 2011
The strong interest in strongly correlated systems in condensed matter physics has continued unabated for the past few decades. In recent years, the number of novel, exotic quantum phases found in theoretical studies has seen a phenomenal rise.
Tay, Tiamhock
core   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Quantum confinement induced metal-insulator transition in strongly correlated quantum wells of SrVO_{3} superlattices

open access: yesPhysical Review Research, 2021
Dynamical mean-field theory (DMFT) has been employed in conjunction with density functional theory (DFT + DMFT) to investigate the metal-insulator transition (MIT) of strongly correlated 3d electrons due to quantum confinement.
A. D. N. James, M. Aichhorn, J. Laverock
doaj   +1 more source

Strongly correlated electronic materials [PDF]

open access: yes, 1996
This is the final report of a 3-year project. Novel electronic materials characterized by strong electronic correlations display a number of unexpected, often extraordinary, properties. These are likely to play a major role in purpose-specific high-technology electronic materials of the future developed for electronic, magnetic, and optical ...
Bedell, K.   +8 more
openaire   +2 more sources

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