Results 91 to 100 of about 194,540 (292)

Seismic strengthening of beam-column joints with multidirectional CFRP laminates [PDF]

open access: yes, 2012
An experimental program was carried out to analyse the potentialities of a technique based on the use of multidirectional CFRP laminates (MDL-CFRP) for the seismic repair and strengthening of reinforced concrete (RC) beam-column joints. This experimental
Barros, J.   +6 more
core   +1 more source

Ceramic identity contributes to mechanical properties and osteoblast behavior on macroporous composite scaffolds. [PDF]

open access: yes, 2012
Implants formed of metals, bioceramics, or polymers may provide an alternative to autografts for treating large bone defects. However, limitations to each material motivate the examination of composites to capitalize on the beneficial aspects of ...
Genetos, Damian C   +4 more
core   +4 more sources

Charge‐Induced Morphing Gels for Bioinspired Actuation

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel electroactive actuation mechanism that enables the gel material to generate substantial and reversible shape‐changing while preserving topological and isochoric (volumetric) equivalence. The resultant morphing behaviors can mimic the movements of muscle‐driven organelles in nature, including cilia‐like beating and ...
Ciqun Xu   +4 more
wiley   +1 more source

Fatigue Behavior of Prestressed Concrete Beam for Straddle-Type Monorail Tracks

open access: yesApplied Sciences, 2018
Monorail transportation systems are widely built in medium and small cities, as well as hilly cities, because of their excellent performance. A prestressed concrete track beam is a key load-carrying structural component and guideway subjected to repeated
Qianhui Pu   +4 more
doaj   +1 more source

Continuous Damage Fiber Bundle Model for Strongly Disordered Materials

open access: yes, 2007
We present an extension of the continuous damage fiber bundle model to describe the gradual degradation of highly heterogeneous materials under an increasing external load.
A. Hansen   +10 more
core   +1 more source

Analysis of the Electrochemical Stability of Sulfide Solid Electrolyte Dry Films for Improved Dry‐Processed Solid‐State Batteries

open access: yesAdvanced Functional Materials, EarlyView.
An adapted processing for solvent‐free argyrodite solid electrolyte films based on insights into degradation mechanisms of the widely used binder polytetrafluoroethylene is presented. By adapting the dry film processing, long‐term cycling in Si||NMC pouch cells is demonstrated over more than 1000 cycles with a capacity retention of more than 80%, and ...
Maria Rosner   +10 more
wiley   +1 more source

Numerical analysis of hysteretic behavior for RAC structure under earthquake loading

open access: yesJournal of Asian Architecture and Building Engineering, 2019
The hysteretic properties of RAC structure subjected to different strain rates are analyzed, and the displacement ductility is assessed. It is revealed that, under earthquake wave excitation with the increasing strain rate, the lateral stiffness, the ...
Changqing Wang, Jianzhuang Xiao
doaj   +1 more source

The effect of masonry infill walls on the reinforced concrete frames behavior under lateral load [PDF]

open access: yes, 2020
The reinforced concrete structures with masonry infill walls are widely used to construct buildings in Algeria, as in many parts of the world. According to earthquake analysis, this type of construction can undergo serious damage under seismic load.
LAYADI, Ismail   +3 more
core  

Solvent‐Free Bonding Mechanisms and Microstructure Engineering in Dry Electrode Technology for Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Dry electrode technology revolutionizes battery manufacturing by eliminating toxic solvents and energy‐intensive drying. This work details two promising techniques: dry spray deposition and polymer fibrillation. How their unique solvent‐free bonding mechanisms create uniform microstructures for thicker, denser electrodes, boosting energy density and ...
Yuhao Liang   +7 more
wiley   +1 more source

Influence of Principal Stress Orientation on Cyclic Degradation of Soft Clay Under Storm Wave Loading

open access: yesJournal of Marine Science and Engineering
Coastal marine soft clays subjected to long-term storm wave loading often exhibit inclined initial principal stress orientation (α0) and subsequent cyclic principal stress rotation (PSR).
Chengcong Hu   +5 more
doaj   +1 more source

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