搜索结果: 1-15 共查到“物理学 structural”相关记录73条 . 查询时间(0.627 秒)
EVALUATING THE STRUCTURAL INTEGRITY OF THE SAINT ANTONIO BARREL VAULT IN THE FORTRESS OF ALMEIDA BY COMBINING LASER SCANNER AND LIMIT ANALYSIS
Historical construction Trace Italienne fortress Masonry Laser scanner Structural diagnosis Limit Analysis
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2019/3/4
Under the framework of the modern theory of restoration, this paper shows the experimental results obtained during the structural diagnosis of one of the most important master gates inside the militar...
GEOMATIC 3D MODELING OF A STATUE (ALSO) FOR STRUCTURAL ANALYSIS AND RISK EVALUATION: THE EXAMPLE OF SAN GIOVANNINO MARTELLI IN FLORENCE
Laser scanning 3D Modeling Cultural Heritage Structural Analysis Level of Detail Finite Element Method
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2017/6/20
This work has been developed among the researches of a PhD thesis in Civil and Environmental Engineering and Architecture of the University of Udine in cooperation with the GECO Laboratory of the Univ...
Structural phase transitions in multipole traps
Structural phase transitions multipole traps
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2012/2/28
A small number of laser-cooled ions trapped in a linear radiofrequency multipole trap forms a hollow tube structure. We have studied, by means of molecular dynamics simulations, the structural transit...
Identification and Verification of Some Plasticity Models for Structural Materials by Using Pressure Bar Technique
mechanical properties plasticity models identification verification dynamic experiment pressure bar technique numerical simulation
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2012/9/24
The paper proposed methodology for complex research of properties of materials, including obtaining of demanded mechanical properties of materials in a wide range of strain rate and temperatures,defin...
Structural Analysis of Laplacian Spectral Properties with Application to Electric Transmission Networks
Laplacian Spectral Properties Electric Transmission Networks Optimization and Control
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2011/8/18
Abstract: The spectrum of the Laplacian matrix of a network plays a key role in a wide range of dynamical problems associated with the network, from transient stability analysis of power networks to d...
A fast Variational Gaussian Wave-packet method: Size-induced structural transitions in large neon clusters
Variational Gaussian Wave-packet method Size-induced structural transitions large neon clusters
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2011/8/17
Abstract: The Variational Gaussian wavepacket (VGW) method is an alternative to Path Integral Monte-Carlo (PIMC) for the computation of thermodynamic properties of many-body systems at thermal equilib...
vdW-DF Study of energetic, structural, and vibrational properties of small water clusters and ice Ih
vdW-DF small water clusters ice Ih
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2011/9/15
We present results for a density functional theory study of small water clusters and hexagonal ice Ih, using the van der Waals density functional (vdW-DF). In particular, we examine energetic,structur...
Motif based hierarchical random graphs: structural properties and critical points of an Ising model
amenability degree distribution clustering small-world graph Ising model critical point
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2011/7/26
Motif based hierarchical random graphs: structural properties and critical points of an Ising model.
Motif based hierarchical random graphs: structural properties and critical points of an Ising model
amenability, degree distribution, clustering, small-world graph, Ising model, critical point
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2011/9/15
A class of random graphs is introduced and studied. The graphs are constructed in an algorithmic way from five motifs which were found in [Milo R., Shen-Orr S., Itzkovitz S., Kashtan N., Chklovskii D....
Simulation of structural phase transitions in NiTi
Simulation of structural phase transitions NiTi
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2010/11/24
By means of molecular-dynamics simulations, temperature driven diffusionless structural phase
transitions in equi- and nearly equiatomic ordered nickel-titanium alloys were investigated. For this pur...
New structural model for GeO2/Ge interface: A first-principles study
New structural model for GeO2/Ge interface first-principles study
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2010/11/24
First-principles modeling of a GeO2/Ge(001) interface reveals that sixfold GeO2, which is derived from cristobalite and is different from rutile, dramatically reduces the lattice mismatch at the inter...
Antiferromagnetic ordering in the absence of a structural distortion in Ba(Fe{1-x}Mn{x})2As2
Stripe Antiferromagnetic structural distortio
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2010/11/22
Neutron and x-ray diffraction studies of Ba(Fe1−xMnx)2As2 for low doping concentrations (x 6 0.176)reveal that at a critical concentration, 0.102 < x < 0.118, the tetragonal-to orthorhombic tran...
Enhancing the superconducting transition temperature of BaSi2 by structural tuning
superconducting transition temperature of BaSi2
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2010/11/18
We present a joint experimental and theoretical study of the superconducting phase of the lay-
ered binary silicide BaSi2. Compared with the layered AlB2 structure of graphite or diboride-like superc...
Effect of p-d hybridization and structural distortion on the electronic properties of AgAlM2 (M = S, Se, Te) chalcopyrite semiconductors
A. Chalcopyrite A. Semiconductors E. Density Functional Theory E. TB-LMTO
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2010/11/18
We have carried out ab-initio calculation and study of structural and elec-tronic properties of AgAlM2 (M = S, Se, Te) chalcopyrite semiconductors using Density Functional Theory (DFT) based self cons...
Phase stability and structural temperature dependence in sodium niobate: A high resolution powder neutron diffraction study
Phase stability structural temperature dependence high resolution powder neutron diffraction
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2010/11/24
We report investigation of structural phase transitions in technologically important material sodium niobate as a function of temperature on heating over 300-1075 K. Our high resolution powder neutron...