Results 141 to 150 of about 449,477 (314)

Review and prospects of shear test of bolted rock joints

open access: yesDeep Underground Science and Engineering, EarlyView.
The laboratory shear test equipment, test method, and numerical simulation of bolted rock joints were summarized. The shortcomings and limitations of the current research were analyzed, and the research prospects were proposed. Abstract Rock bolting is a critical approach in geotechnical engineering for supporting weak rocks.
Shulin Ren   +4 more
wiley   +1 more source

Three‐Dimensional Graphene Aerogel Materials for Supercapacitors: Strategies and Mechanisms

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
An overview of this review about synthesis and drying of GAs, modified aerogel materials and applications in various types of supercapacitors. Graphene aerogels (GAs) exhibit exceptional potential in energy storage, particularly for high‐capacity supercapacitors (SCs), owing to their unique three‐dimensional (3D) porous structure, high conductivity ...
Xiaobin Gong   +4 more
wiley   +1 more source

Seismic Design of Steel Chevron and Split‐X Concentrically Braced Frames

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT This paper aims to (1) investigate how various design parameters affect seismic response of steel chevron and split‐X braced frames, (2) advance understanding of their seismic behaviour and (3) propose new system‐specific guidelines for accurately estimating their seismic demands and for achieving enhanced seismic performance.
Bardia Mahmoudi, Ali Imanpour
wiley   +1 more source

Effect of Ammonium Polyphosphate/Silicate Content on the Postfire Mechanics of Epoxy Glass‐Fiber Composites Using Facile Chocolate Bar‐Inspired Structures

open access: yesFire and Materials, Volume 49, Issue 3, Page 329-346, April 2025.
ABSTRACT This study investigates the postfire mechanical properties of epoxy glass‐fiber reinforced composites (EP GFRCs) using increasing concentrations of ammonium polyphosphate (APP) and inorganic silicate (InSi) to modify the char and fire residue.
Sruthi Sunder   +5 more
wiley   +1 more source

Biodegradation, mechanical and biocompatibility evaluation of compact and porous polylactic acid after long‐term dynamic fluid immersion

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND Polylactic acid (PLA) is the most widely used thermoplastic in applications in the benefit of humans, such as biomedicine and food packaging. However, its behaviour when operating in relevant environments has not been fully investigated.
DV Portan   +7 more
wiley   +1 more source

Nanofiber‐Coated CF/PEEK Composite: Boosting Osteogenesis for Enhanced Bone Grafting

open access: yesMacromolecular Materials and Engineering, EarlyView.
Carbon‐fiber‐reinforced polyetheretherketone (CF/PEEK) with micro‐/nano‐topographical structures on its surface is obtained by electrospinning hydrophilic fibers incorporating hydroxyapatite and gelatin onto 3D‐printed CF/PEEK. This composite material promotes a significant increase in osteoblast mineralizing potential compared to non‐coated implants ...
Dan‐Lei Yang   +5 more
wiley   +1 more source

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