Results 51 to 60 of about 36,643 (238)

Pairwise MRF Calibration by Perturbation of the Bethe Reference Point [PDF]

open access: yes, 2012
We investigate different ways of generating approximate solutions to the pairwise Markov random field (MRF) selection problem. We focus mainly on the inverse Ising problem, but discuss also the somewhat related inverse Gaussian problem because both types
Furtlehner, Cyril   +3 more
core   +3 more sources

Maximum power operation of interacting molecular motors

open access: yes, 2013
We study the mechanical and thermodynamic properties of different traffic models for kinesin which are relevant in biological and experimental contexts.
Golubeva, Natalia, Imparato, Alberto
core   +1 more source

Universal Texture of Quark and Lepton Mass Matrices and a Discrete Symmetry Z_3 [PDF]

open access: yes, 2002
Recent neutrino data have been favourable to a nearly bimaximal mixing, which suggests a simple form of the neutrino mass matrix. Stimulated by this matrix form, a possibility that all the mass matrices of quarks and leptons have the same form as in the ...
A. Barroso   +47 more
core   +2 more sources

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

A Dipole Sub-Array With Reduced Mutual Coupling for Large Antenna Array Applications

open access: yesIEEE Access, 2019
The use of large array antennas in multiple-input multiple-output (MIMO) exploits diversity and reduces the overall transmission power making it a key enabling technology for 5G.
Muhammad Ali Jamshed   +5 more
doaj   +1 more source

Mesoporous Carbon Thin Films with Large Mesopores as Model Material for Electrochemical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Mesoporous carbon thin films possessing 70 nm mesopores are prepared on titanium substrates by soft templating of resol resins with a self‐synthesized poly(ethylene oxide)‐block‐poly(hexyl acrylate) block copolymer. A strategy to avoid corrosion of the metal substrate is presented, and the films are extensively characterized in terms of morphology ...
Lysander Q. Wagner   +9 more
wiley   +1 more source

An Optimum Volumetric Array Design Approach for Both Azimuth and Elevation Isotropic DOA Estimation

open access: yesIEEE Access, 2020
In this study, a new volumetric array design approach is presented for both azimuth and elevation isotropic direction of arrival (DOA) estimation. The presented method uses a minimum number of additional sensors to extend the given arrays to a volumetric
Fesih Keskin, Tansu Filik
doaj   +1 more source

Effects of Boson Dispersion in Fermion-Boson Coupled Systems

open access: yes, 2000
We study the nonlinear feedback in a fermion-boson system using an extension of dynamical mean-field theory and the quantum Monte Carlo method. In the perturbative regimes (weak-coupling and atomic limits) the effective interaction among fermions ...
A. Georges   +31 more
core   +1 more source

Cycle-based Cluster Variational Method for Direct and Inverse Inference [PDF]

open access: yes, 2016
We elaborate on the idea that loop corrections to belief propagation could be dealt with in a systematic way on pairwise Markov random fields, by using the elements of a cycle basis to define region in a generalized belief propagation setting. The region
A Decelle   +42 more
core   +5 more sources

Charge Transport in Ternary Charge‐Transfer Solid Solution Single Crystals

open access: yesAdvanced Functional Materials, EarlyView.
This study deconvolutes the roles of indirect (superexchange) and direct electronic coupling on charge transport in single crystals of an organic charge‐transfer molecular semiconductor (OSC). This model system elegantly demonstrates that structural defects introduced by chemical dopants play a significant role in the electronic performance ...
Jonathan C. Novak   +7 more
wiley   +1 more source

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