Results 31 to 40 of about 1,535,130 (92)

Tuning the Magnetic Ordering Temperature of Hexagonal Ferrites by Structural Distortion Control [PDF]

open access: yes, 2018
To tune the magnetic properties of hexagonal ferrites, a family of magnetoelectric multiferroic materials, by atomic-scale structural engineering, we studied the effect of structural distortion on the magnetic ordering temperature (TN).
Cao, Huibo   +11 more
core   +4 more sources

Structural Change in (Economic) Time Series [PDF]

open access: yes, 2016
Methods for detecting structural changes, or change points, in time series data are widely used in many fields of science and engineering. This chapter sketches some basic methods for the analysis of structural changes in time series data. The exposition
A Aue   +15 more
core   +2 more sources

Strategies for multiobjective genetic algorithm development: Application to optimal batch plant design in process systems engineering [PDF]

open access: yes, 2008
This work deals with multiobjective optimization problems using Genetic Algorithms (GA). A MultiObjective GA (MOGA) is proposed to solve multiobjective problems combining both continuous and discrete variables.
Azzaro-Pantel, Catherine   +3 more
core   +1 more source

Outer planet probe engineering model structural tests [PDF]

open access: yes
A series of proof of concept structural tests was performed on an engineering model of the Outer Planets Atmospheric Entry Probe. The tests consisted of pyrotechnic shock, dynamic and static loadings.
Griffin, M. W.   +2 more
core   +1 more source

Nonlinear output frequency response functions of MDOF systems with multiple nonlinear components [PDF]

open access: yes, 2006
In engineering practice, most mechanical and structural systems are modeled as Multi-Degree-of-Freedom (MDOF) systems. When some components within the systems have nonlinear characteristics, the whole system will behave nonlinearly.
Billings, S.A., Lang, Z.Q., Peng, Z.K.
core   +2 more sources

Fragility of Hydraulic Elevators for Use in Performance-Based Earthquake Engineering [PDF]

open access: yes, 2007
New performance-based earthquake engineering methods developed by the Pacific Earthquake Engineering Research Center, the Applied Technology Council, and others include damage analysis at a highly detailed level, requiring the compilation of fragility ...
Porter, Keith
core   +1 more source

Snow Cover in Alaska: Comprehensive Review [PDF]

open access: yes, 2018
This report presents the results of a statistical analysis of snow cover in Alaska using historical data acquired from the Global Historical Climate Network.
Folan, Tommy   +4 more
core  

Application Of Structural Control For Civil Engineering Structures

open access: yes, 2008
This study presents the application of control methods in seismic mitigation of structural responses. The study consists of two parts. In the first section, fractional order filters are utilized to enhance the performance of the conventional LQR method for optimal robust control of a simple civil structure.
openaire   +3 more sources

Structural analysis of silicon solar arrays [PDF]

open access: yes
Engineering mechanics in structural design of silicon solar ...
Butterworth, L. W., Yasui, R. K.
core   +1 more source

Unusual structural tuning of magnetism in cuprate perovskites

open access: yes, 2004
Understanding the structural underpinnings of magnetism is of great fundamental and practical interest. Se_{1-x}Te_{x}CuO_{3} alloys are model systems for the study of this question, as composition-induced structural changes control their magnetic ...
D. Vanderbilt   +4 more
core   +1 more source

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