Results 61 to 70 of about 810 (184)

Investigating the Effect of Piezoelectric Polarization on GaN-Based LEDs with Different Prestrain Layer by Temperature-Dependent Electroluminescence

open access: yesInternational Journal of Photoenergy, 2015
The effect of piezoelectric polarization on GaN-based light emitting diodes (LEDs) with different kinds of prestrain layers between the multiple quantum wells (MQWs) and n-GaN layer is studied and demonstrated.
C. K. Wang   +3 more
doaj   +1 more source

Physical determinants of fibrinolysis in single fibrin fibers.

open access: yesPLoS ONE, 2015
Fibrin fibers form the structural backbone of blood clots; fibrinolysis is the process in which plasmin digests fibrin fibers, effectively regulating the size and duration of a clot.
Igal Bucay   +6 more
doaj   +1 more source

Optisense: Computational Optimization for Strain Sensor Placement in Wearable Motion Tracking Systems

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 3, March 2026.
A computational framework for optimizing strain sensor placement in wearable motion tracking systems is presented. By combining dense strain mapping with a genetic algorithm, the method discovers counterintuitive yet highly effective configurations that reduce joint angle error by 32%.
Minu Kim   +4 more
wiley   +1 more source

On twist springback of a curved channel with pre-strain effect

open access: yesInternational Journal of Lightweight Materials and Manufacture, 2020
In the field of automotive lightweight manufacturing, the advanced high-strength steel (AHSS) sheet gets a pivotal position owing to a good match between the plasticity and superior strength.
Juan Liao   +3 more
doaj   +1 more source

Arbitrary 3D Organic Mixed Ionic‐Electronic Conductor Architectures via Self‐Fusion of PEDOT:PSS Microfibers

open access: yesAdvanced Science, Volume 13, Issue 10, 18 February 2026.
A general fabricating strategy for arbitrary 3D organic mixed ionic‐electronic conductor architectures is reported using PEDOT:PSS microfiber building blocks. A water‐assisted self‐fusion process is successfully developed in which adhesion can be modulated as reversible (PSS‐rich) or irreversible (PEDOT‐rich) self‐fusion depending on the post‐treatment
Youngseok Kim   +8 more
wiley   +1 more source

Improving Elevated-Temperature Strength of an Al–Mn–Si Alloy by Strain-Induced Precipitation

open access: yesMetals, 2018
The coupled effect of strain-induced precipitation and stabilized substructure on the elevated-temperature strength of an Al–Mn–Si alloy and its thermal stability have been investigated. Prestrain significantly promotes the nucleation of nano-
Yangyang Zhang   +4 more
doaj   +1 more source

From Origami to Bistable and Laminate Structures: A Review for Multifunctional Applications from Structural Perspective of Shape‐Changing Structures

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 2, February 2026.
This review explores how shape‐changing structures—origami, bistable, and laminate structures—enable multifunctionality in soft robotics and metamaterials. Starting from structural design, it examines core principles, real‐world applications, and ongoing challenges.
Lingchen Kong, Yaoyao Fiona Zhao
wiley   +1 more source

Complex strain paths in polycrystalline copper: microstructural aspects

open access: yesMaterials Research, 1999
Microstructural aspects of polycrystalline copper sheets subjected to complex strain paths were analysed in this work. Dislocation structures developed during the strain paths (rolling and tension) and the evolution of this microstructure during ...
M.F. Vieira, J.V. Fernandes
doaj   +1 more source

Quasi-Stationary Strength of ECAP-Processed Cu-Zr at 0.5 Tm

open access: yesMetals, 2019
The influence of the grain structure on the tensile deformation strength is studied for precipitation-strengthened Cu-0.2%Zr at 673K. Subgrains and grains are formed by equal channel angular pressing (ECAP) and annealing.
Wolfgang Blum   +4 more
doaj   +1 more source

Effects of large amounts of hydrogen on the fatigue crack growth behavior of torsional prestrained carbon steel

open access: yesFracture and Structural Integrity, 2015
The effects of large amounts of hydrogen on the fatigue crack growth properties of torsional prestrained ferritic–pearlitic low-carbon steel were investigated.
Yuta Matsuda   +2 more
doaj  

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