Results 61 to 70 of about 31,151 (257)

Preparation and characterization of ox bone powder and bamboo fibers reinforced hybrid epoxy composites

open access: yesDiscover Materials
Composite materials are one of the fastest growing when compared with metal, ceramic, and polymer due to their high specific strength, stiffness, and versatile application in various fields.
Yonas Molla, Mezigebu Belay
doaj   +1 more source

The thick-thin decomposition and the bilipschitz classification of normal surface singularities

open access: yes, 2012
We describe a natural decomposition of a normal complex surface singularity $(X,0)$ into its "thick" and "thin" parts. The former is essentially metrically conical, while the latter shrinks rapidly in thickness as it approaches the origin.
A. BernigA. Lytchak   +17 more
core   +5 more sources

Viscoelastically prestressed polymeric matrix composites: An overview [PDF]

open access: yes, 2016
Elastically prestressed polymeric matrix composites exploit the principles of prestressed concrete, i.e. fibres are stretched elastically during matrix curing.
Fancey, Kevin S.
core   +2 more sources

Cobalt‐Free Single‐Crystal Cathodes for Next‐Generation Lithium‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Cobalt‐free single‐crystal cathodes enhance lithium‐ion battery stability by mitigating fracture, degradation, and phase transitions. This review highlights Ni‐rich layered, Li‐Mn‐rich, spinel, and olivine frameworks, synthesis strategies enabling morphology and defect control, and structural tuning via doping and coatings, offering pathways toward ...
Srinivasan Alagar   +5 more
wiley   +1 more source

Improvement of Clayey Soils by Combined Bamboo Strip and Flax Fiber Reinforcement

open access: yesAdvances in Civil Engineering, 2019
A combined bamboo strips and flax fiber reinforcement method to reinforce clay is proposed in this paper, and in order to study the mechanical properties of bamboo strips and flax fiber-reinforced clay (BFRC), a series of tensile tests were carried out ...
Fang Tong, Qiang Ma, Wenwen Xing
doaj   +1 more source

Garbage Beam [PDF]

open access: yes, 2017
Located in a hot desert climate area prone to strong winds, Egypt is made up of many homes with little to no roofing leaving civilians exposed to the harsh elements.
Back, Paula, Murillo, Mariela
core   +1 more source

Post-Earthquake Home Reconstruction in the Surrounding Hills of Kathmandu Valley, Nepal, PRP 200 [PDF]

open access: yes, 2018
In April of 2015, a 7.6 magnitude earthquake struck the Kathmandu Valley at the center of Nepal. Within the following year, Kathmandu was struck by a 7.3 magnitude earthquake and multiple aftershocks.
Eaton, David J., Josh, Niraj Prakash
core   +1 more source

Highly Efficient and Salt‐Tolerant Broom‐like Bamboo Solar Evaporator: Constructing Multiscale Open Gaps to Enhance Water Transportation and Vapor Diffusion

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A bamboo fiber aggregation‐based broom‐like evaporator with open interstitial spaces for water transport and vapor diffusion was designed that provided extensive air–liquid interfaces for facilitating fast vapor diffusion and avoiding the formation of high‐humidity zones.
Rilong Yang   +5 more
wiley   +1 more source

Controlled Nanoarchitecture of Aligned Electrospinning Fiber Composite Electrolyte Based on Plant and Animal Biopolymers for Safe Na‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Aligned Electrospun Composite Electrolyte. The resurgence of solid‐state Na+ battery, sustained through lithium deficiency and mounting costs, offers an auspicious alternative to solid‐state Li+ battery. This study introduces a nanoarchitectural approach that integrates electrospinning with a simple solution casting technique to develop a mechanically ...
Md. Mehadi Hassan   +5 more
wiley   +1 more source

Sifat Mekanik Komposit Sandwich Berpenguat Serat BambuFiberglass Dengan Core Polyurethane Rigid Foam [PDF]

open access: yes, 2014
Strong and rigid material is needed to restrain the bending load. Sandwich construction is applied when the stiff light material is needed. Fiberglass is a high strength fibers, while the bamboo fiber is a strong natural fiber.
Catur, A. D. (Agus)   +3 more
core  

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