Results 31 to 40 of about 1,372,433 (300)

陕西及邻区瑞雷波相速度层析成像

open access: yesDizhen xuebao, 2019
本文利用布设于陕西及其邻区的喜马拉雅二期流动地震台阵和区内的固定地震台网共计257个台站于2014—2015年记录到的连续波形资料,采用基于图像分析的相速度提取方法,得到了7 185条瑞雷波相速度频散曲线,反演获得了周期为5—40 s的瑞雷波相速度分布图像,其最小分辨率约为20 km。结果表明:各周期瑞雷波相速度图像具有明显的横向不均匀性,能够较好地反映出地壳及上地幔顶部的地质构造特征。周期为5—10 s的瑞雷波相速度分布与地表地质构造密切相关,且高低速异常的分界线与地块边界高度吻合;周期为15 ...
Shaoxing Hui   +3 more
doaj   +1 more source

Magneto-thermo-piezo-elastic wave in an initially stressed rotating monoclinic crystal in a two-temperature theory

open access: yesInternational Journal of Applied Mechanics and Engineering, 2023
This research problem is an investigation of wave propagation in a rotating initially stressed monoclinic piezoelectric thermo-elastic medium under with the effect of a magnetic field.
Anand Kumar YADAV
doaj   +1 more source

Phase velocity and particle injection in a self-modulated proton-driven plasma wakefield accelerator

open access: yes, 2011
It is demonstrated that the performance of the self-modulated proton driver plasma wakefield accelerator (SM-PDPWA) is strongly affected by the reduced phase velocity of the plasma wave.
Khudik, V.   +8 more
core   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Wave propagation in a hygrothermoelastic half-space along with non-local variable

open access: yesJournal of Applied Science and Engineering
This particular work is an effort to investigate the propagation of wave in hygrothermoelastic medium in the light of Eringen’s nonlocal theory of elasticity. The coupled wave equations in terms of displacement, temperature and moisture concentration are
Vikas Sharma   +2 more
doaj   +1 more source

mobile-phase velocity [PDF]

open access: yes, 2014
Citation: 'mobile-phase velocity' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.M03954 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Method for driving two-phase turbines with enhanced efficiency [PDF]

open access: yes, 1985
A method for driving a two phase turbine characterized by an output shaft having at least one stage including a bladed rotor connected in driving relation with the shaft is described.
Elliott, D. G.
core   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Acoustoelectric Effect for Rayleigh Wave in ZnO Produced by an Inhomogeneous In-Depth Electrical Conductivity Profile

open access: yesSensors, 2023
The acousto-electric (AE) effect associated with the propagation of the Rayleigh wave in ZnO half-space was theoretically investigated by studying the changes in wave velocity and propagation loss induced by in-depth inhomogeneous changes in the ZnO ...
Cinzia Caliendo
doaj   +1 more source

Interferometric phase velocity measurements

open access: yesGeophysical Research Letters, 1984
Phase velocities of plasma waves near the lower hybrid frequency were measured with an interferometer composed of two spatially separated electron density probes. The plasma waves were produced in the F‐region ionosphere by an argon ion beam. By calculating the normalized cross spectrum of the plasma waves a coherency of .98 was estimated along with a ...
P. M. Kintner   +5 more
openaire   +1 more source

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