Results 81 to 90 of about 128,845 (282)

Analysis of Brace Stiffness Influence on Stability of the Truss

open access: yesInternational Journal of Applied Mechanics and Engineering, 2015
The paper is devoted to the numerical and experimental research of stability of a truss with side elastic supports at the top chord. The structure is a model of a real roof truss scaled by factor ¼.
M. Krajewski, P. Iwicki
doaj   +1 more source

Microsphere Autolithography—A Scalable Approach for Arbitrary Patterning of Dielectric Spheres

open access: yesAdvanced Functional Materials, EarlyView.
MicroSphere Autolithography (µSAL) enables scalable fabrication of patchy particles with customizable surface motifs. Focusing light through dielectric microspheres creates well defined, tunable patches via a conformal poly(dopamine) photoresist. Nearly arbitrary surface patterns can be achieved, with the resolution set by the index contrast between ...
Elliott D. Kunkel   +3 more
wiley   +1 more source

Endogenous labour market imperfection and the HOS model: some counterintuitive trade-theoretic results [PDF]

open access: yes
This paper introduces endogenous labour market imperfection in an otherwise Heckscher-Ohlin-Samuelson (HOS) model. It demonstrates that this framework satisfies the Stolper-Samuelson theorem and the magnification effect and that it is capable of ...
Chaudhuri, Sarbajit
core   +1 more source

An analytical model for elasto-plastic buckling of columns [PDF]

open access: yes, 2013
The theory of buckling strength of compression members in the plastic range has been extensively studied, and numerical methods already exist which deal with such behaviour.
Izzuddin, B.A., Jowhari Moghadam, S.
core  

Passive faraday mirror attack in practical two-way quantum key distribution system

open access: yes, 2012
The faraday mirror (FM) plays a very important role in maintaining the stability of two way plug-and-play quantum key distribution (QKD) system. However, the practical FM is imperfect, which will not only introduce additional quantum bit error rate (QBER)
C. H. Bennett   +4 more
core   +1 more source

Multiple Twinning in Nacre and Aragonite

open access: yesAdvanced Functional Materials, EarlyView.
Electron backscatter diffraction map of a cluster of geologic aragonite, exhibiting single, double, and triple twins. The whole cluster is approximately 2 cm wide. Colors indicate crystal orientations, so that pixels where the a‐, b‐, and c‐axis is perpendicular to the image plane are green, red, and blue, respectively.
Connor A. Schmidt   +7 more
wiley   +1 more source

ESTIMATION OF IMPERFECT COMPETITION IN FOOD MARKETING: A DYNAMIC ANALYSIS OF THE GERMAN BANANA MARKET [PDF]

open access: yes
Several studies have estimated the welfare effects of recent changes in the European Union's common policy on banana imports, based upon the assumption that the market is perfectly competitive.
Deodhar, Satish Y., Sheldon, Ian M.
core   +1 more source

Vibration control of induction motor stator with imperfections using dynamic absorbers

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper deals with the quenching problem of electromagnetic vibration of the motor stator with imperfections at the resonant frequency using a pair of dynamic absorbers.
Yutaka YOSHITAKE   +5 more
doaj   +1 more source

Domain‐Wall‐Free Sliding Ferroelectricity in Fully Commensurate 3R Transition Metal Dichalcogenide Bilayers

open access: yesAdvanced Functional Materials, EarlyView.
It is reported that the ferroelectric switching behavior of rhombohedral (3R) phase transition metal dichalcogenide (TMD) bilayers strongly depends on their domain structures. Single‐domain TMDs (SD‐TMDs) with domain‐wall‐free structures exhibit robust and stable polarization switching, whereas poly‐domain TMDs (PD‐TMDs) with randomly distributed ...
Ji‐Hwan Baek   +8 more
wiley   +1 more source

Financial Imperfection and Outsourcing Decision [PDF]

open access: yes
The relation between productivity level and the mode of organization remains on unsolved puzzle in international trade theory. As pointed out by Antras and Helpman (2004), while some studies indicate that low productivity firms choose to outsource, other
Noriyuki Yanagawa
core  

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