Results 11 to 20 of about 33,733,084 (204)

Time-Domain-Based Methyl Proton NMR with Absolute Quantitation Ability for Targeted Metabolomics

open access: yes, 2022
In high-throughput scenarios of targeted metabolomics, it is a significant challenge to process complex NMR spectra with severely overlapping signals produced by metabolites with similar chemical structures.
Tao Chen (75911)   +7 more
core   +3 more sources

Fast finite difference time domain analysis of microstrip patch antennas [PDF]

open access: yes, 1991
Although the finite-difference-time-domain method has been successfully used to model microstrip-fed patch antennas, this has been achieved using uniform grids.
Daniel, EM, Railton, CJ
core   +1 more source

Time Domain Passivity Control Based Telepresence with Time Delay. [PDF]

open access: yes, 2006
This paper analyses the Time Domain Passivity Control approach in the time-delayed telepresence context, and proposes a method which provides stable operation.
Artigas, Jordi   +7 more
core   +1 more source

Explicit Solution of the Time Domain Volume Integral Equation Using a Stable Predictor-Corrector Scheme [PDF]

open access: yes, 2012
An explicit marching-on-in-time (MOT) scheme for solving the time domain volume integral equation is presented. The proposed method achieves its stability by employing, at each time step, a corrector scheme, which updates/corrects fields computed by the ...
Bağcı, H   +11 more
core   +1 more source

Detailed modelling and analysis of digital mho distance relay with single-pole operation

open access: yesActa Polytechnica, 2021
This paper introduces a methodology for modelling a digital admittance-type distance relay using PSCAD/EMTDC. The proposed distance relay was tested in a simulation of the Brazilian power grid with predetermined fault scenarios. The goal of this paper is
Paulo Henrique Barbosa de Souza Pinheiro   +4 more
doaj   +1 more source

On the Time Domain Error Caused By the Frequency Domain Sampling Rate in a Reverberation Chamber

open access: yesIEEE Access, 2019
The time domain (TD) response of a reverberation chamber (RC) can be obtained from the inverse Fourier transform of the measured S-parameters in the frequency domain (FD).
Jianhua Xu, Yongjiu Zhao, Qian Xu
doaj   +1 more source

The Role of Probe Attenuation in the Time-Domain Reflectometry Characterization of Dielectrics [PDF]

open access: yes, 2010
The influence of the measurement setup on the estimation of dielectric permittivity spectra from time-domain reflectometry (TDR) responses is investigated.
Ferraris, S.   +6 more
core   +1 more source

Issues in Planning Domain Model Engineering [PDF]

open access: yes
The paper raises some issues relating to the engineering of domain models for automated planning. It studies the idea of a domain model as a formal specification of a domain, and considers properties of that specification.
Vallati, Mauro   +2 more
core   +3 more sources

Preparation and electrochemical noise characteristics of graphene-composite coating with different contents of 7A52 aluminum alloy matrix

open access: yes工程科学学报, 2018
In the harsh marine environment, the traditional aluminum alloy coating has difficulty meeting the requirements of use, which can affect equipment performance.
SUN Xiao-feng   +4 more
doaj   +1 more source

Comparison of Frequency Domain and Time-Domain Methods for Aeromechanical Analysis

open access: yesInternational Journal of Rotating Machinery, 2016
Unsteady flow around an oscillating plate cascade and that through a single compressor rotor subject to vibration have been computationally studied, aimed at examining the predictive ability of two low fidelity frequency methods compared with a high ...
M. T. Rahmati
doaj   +1 more source

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