Results 31 to 40 of about 1,879,007 (290)

Fluid demixing kinetics on spherical geometry: power spectrum and Minkowski functional analysis

open access: yesNew Journal of Physics, 2019
Dynamic density functional theory calculations of fluid–fluid demixing on spherical geometries are characterized via their angular power spectrum as well as via the Minkowski functionals (MFs) of their binarized fluid density fields.
A Böbel   +4 more
doaj   +1 more source

Structural fingerprints of transcription factor binding site regions [PDF]

open access: yes, 2009
Fourier transforms are a powerful tool in the prediction of DNA sequence properties, such as the presence/absence of codons. We have previously compiled a database of the structural properties of all 32,896 unique DNA octamers.
Christopher Hunter   +8 more
core   +2 more sources

Sex Differences in the Default Mode Network with Regard to Autism Spectrum Traits: A Resting State fMRI Study.

open access: yesPLoS ONE, 2015
Autism spectrum traits exist on a continuum and are more common in males than in females, but the basis for this sex difference is unclear. To this end, the present study draws on the extreme male brain theory, investigating the relationship between sex ...
Minyoung Jung   +6 more
doaj   +1 more source

Evaluation of renal allograft function by Doppler spectrum analysis A preliminary study

open access: yesTransplant International, 1989
A decreased renal function is rather common after renal transplantation. The causes of this decreased function are diverse and difficult to differentiate. Yet, duplex examination, and especially quantitative Doppler spectrum analysis of the blood velocities in the renal artery, may be an effective method for differentiating between some of these causes.
S H, Skotnicki   +5 more
openaire   +2 more sources

Quantum integrability and nonintegrability in the spin-boson model [PDF]

open access: yes, 2008
We study the spectral properties of a spin-boson Hamiltonian that depends on two continuous parameters $0\leq ...
Gerhard Müller   +8 more
core   +4 more sources

Precise lower bound on Monster brane boundary entropy

open access: yes, 2013
In this paper we develop further the linear functional method of deriving lower bounds on the boundary entropy of conformal boundary conditions in 1+1 dimensional conformal field theories (CFTs). We show here how to use detailed knowledge of the bulk CFT
Friedan, Daniel   +2 more
core   +1 more source

The Finite Size SU(3) Perk-Schultz Model with Deformation Parameter q=exp(i 2 pi/3) [PDF]

open access: yes, 2002
From extensive numeric diagonalizations of the SU(3) Perk-Schultz Hamiltonian with a special value of the anisotropy and different boundary conditions, we have observed simple regularities for a significant part of its eigenspectrum.
Alcaraz F C   +22 more
core   +1 more source

Synthesis, spectroscopic characterization, X-ray structure, and DFT calculations of some new 1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxamides. [PDF]

open access: yesPLoS ONE, 2014
A series of novel 1,4-dihydro-2,6- dimethyl-3,5-pyridinedicarboxamides were synthesized and characterized by infrared absorption spectrum (IR), proton nuclear magnetic resonance (1H NMR), elemental analysis, ultraviolet spectrum (UV), and fluorescence ...
Yi Li   +4 more
doaj   +1 more source

Crystal structure and properties of barium thorate BaThO$_3$ from first principles

open access: yes, 2013
The phonon spectrum of cubic BaThO$_3$ with the perovskite structure is calculated from first principles within the density functional theory. The analysis of unstable modes in the phonon spectrum enables to determine the symmetry of all possible ...
Lebedev, Alexander I.
core   +1 more source

Steroidal MRA Across the Spectrum of Renal Function: A Pooled Analysis of RCTs. [PDF]

open access: yesJACC. Heart failure, 2022
Mineralocorticoid receptor antagonists (MRAs) are underused in patients with kidney dysfunction, and their efficacy among patients with chronic kidney disease (CKD) is uncertain.The goal of this study was to analyze the efficacy and safety of steroidal MRAs across the spectrum of estimated glomerular filtration rates (eGFRs) in randomized controlled ...
Ferreira, João Pedro   +7 more
openaire   +1 more source

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