Results 121 to 130 of about 4,199,573 (346)

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Análisis por elementos finitos del amplificador de fibra óptica dopada con Erbio

open access: yesMomento, 1995
Erbium-doped fiber optical amplifier is analized using a semiclasical theory, where we calculate the complex atomic susceptibility of dopant as modeled as a three level atomic system. The complex propagation constant is obtained solving the wave equation
P. Torres
doaj  

THE DECELERATION AND ACCELERATION OF CRACK PROPAGATION FOLLOWING TENSILE OVERLOAD AND HOLD TIME [PDF]

open access: yesJournal of Engineering Science and Technology, 2018
The effect of the hold time of a tensile overload on crack propagation behaviours following the overload was investigated. In the study, the crack propagation behaviour after the overload was observed under constant amplitude load with stress ratio zero ...
ANINDITO PURNOWIDODO
doaj  

Demand-Driven Interprocedural Constant Propagation: Implementation and Evaluation

open access: yes, 1994
We have developed a hybrid algorithm for interprocedural constant propagation combining the Wegman-Zadeck, Burke and Cytron, and demand-driven approaches. We use a modified Wegman-Zadeck algorithm as the incremental intraprocedural constant propagator in
Tito Autrey
core  

Encyclopedia of 2D β′‐In2Se3 Growth Using Chemical Vapor Deposition: The Effects of Synthesis Parameters Onto Material Quality

open access: yesAdvanced Engineering Materials, EarlyView.
A distinct semi‐confined inner‐tube chemical vapor deposition geometry enables reproducible, large‐area growth of phase‐pure 2D β′‐In2Se3 from InI + Se precursors. Engineering local vapor transport and optimizing precursor delivery and temperature–time conditions yield uniform continuous films.
Dasun P. W. Guruge   +8 more
wiley   +1 more source

Dielectric Waveguide for Composite Materials

open access: yesIraqi Journal of Physics, 2011
The Maxwell equations have been formulated for a composite slab waveguide at x-band wave propagation. The eigenvalues of the system equations are obtained by using MATLAB program.
Nabeil I. Fawaz
doaj  

Electromagnetic modes in optical fiber waveguides using Nikifarov-Uvarov method

open access: yesResults in Optics
Optical fiber is a cylindrical dielectric medium that transmits electromagnetic waves at optical frequency range, guiding them through the fiber core via constructive phase-shifted total internal reflection.
Eliazar Elisha Audu, Akaa Agbaeze Eteng
doaj   +1 more source

Constant Propagation: A Fresh, Demand-Driven Look

open access: yes, 1994
Constant propagation is a well-known static compiler technique in which values of variables which are determined to be constants can be passed to expressions which use these constants.
Michael Wolfe   +3 more
core  

Experimental Characterization and Constitutive Modeling of the Effect of Prior Inelastic Strain on the Viscoplastic Behavior of AD730 at 700 °C

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows that superalloys used in aircraft engine disks become much more prone to deformation at high temperatures if they have been strained during manufacturing. This effect increases with the level of prior strain but eventually reaches a limit.
Fabio Machado Alves da Fonseca   +9 more
wiley   +1 more source

Demand-Driven Interprocedural Constant Propagation: Implementation and Evaluation

open access: yes, 1996
We have developed a hybrid algorithm for interprocedural constant propagation combining two prior methods with a new demand-driven approach. We modified a prior intraprocedural constant propagator to use incrementally in a demand-driven interprocedural ...
Tito Autrey
core  

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