Results 121 to 130 of about 592,614 (303)

Bioinspired Shape‐Memory Hook Fasteners With Programmable Interlocking and Silent Release

open access: yesAdvanced Engineering Materials, EarlyView.
Bioinspired hook fasteners made from epoxy shape‐memory polymers are shown to switch between strong, secure attachment and gentle, silent release when heated. By combining programmable geometry and material response, these adaptive fasteners outperform commercial systems in strength and noise control, enabling new solutions for robotics, medical ...
Maria I. Vallejo Ciro   +3 more
wiley   +1 more source

Investigation of thermal fatigue in fiber composite materials [PDF]

open access: yes
Graphite-epoxy laminates were thermally cycled to determine the effects of thermal cycles on tensile properties and thermal expansion coefficients of the laminates. Three 12-ply laminate configurations were subjected to up to 5,000 thermal cycles.
Cunningham, T. G., Fahmy, A. A.
core   +1 more source

SYNTHESIS AND CHARACTERIZATION OF STARCH-CHITOSAN COMPOSITES [PDF]

open access: yes, 2008
In this experiment, the composites based on chitosan-starch were synthesized at different weight ratios (3/7, 4/6, 5/5, 6/4, 7/3, 8/2, 9/1) by using 4 %v of glycerol as plasticizer.
., Kenfat   +4 more
core  

Evaluation of Plasticity and Creep Parameters From Tensile Stress–Strain Data for a Range of Strain Rates

open access: yesAdvanced Engineering Materials, EarlyView.
This plot compares experimental tensile stress–strain curves (with 4 different strain rates) and corresponding modelled curves (obtained using the optimised sets of Voce and Miller–Norton parameter values shown). The inferred M‐N values, characterizing the creep, are very similar to those obtained via conventional creep testing.
S. Ooi, R. P. Thompson, T. W. Clyne
wiley   +1 more source

Creep degradation in oxide-dispersion-strengthened alloys [PDF]

open access: yes
Oxide dispersion strengthened Ni-base alloys in wrought bar form are studied for creep degradation effects similar to those found in thin gage sheet.
Whittenberger, J. D.
core   +1 more source

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Statistical approach to explore sustainable characteristics of cellulosic Desmostachya bipinnata fiber and its chemically modified conditions

open access: yesMaterials Research Express
This present work has been intended to investigate the properties of an extracted Desmostachya bipinnata fibers (DBFs). The unmodified/untreated (raw), 10% sodium hydroxide (NaOH) and 0.5% potassium permanganate(KMnO _4 )chemically modified/treated ...
David Gnanaraj J   +3 more
doaj   +1 more source

Process for producing molybdenum foil and collapsible tubing [PDF]

open access: yes, 1971
Manufacturing process produces molybdenum foil 0.002 cm thick and 305 m long, and forms foil into high-strength, thin-walled tubing which can be flattened for storage on a spool.
Bretts, G. R.   +2 more
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Tensile Properties of Irradiated Ti-5 Per Cent Al-2.5 Per Cent Sn ELI at Cryogenic Temperatures [PDF]

open access: yes
Tensile properties of irradiated titanium, aluminum, and tin alloy at cryogenic ...
Shogan, R. P.
core   +1 more source

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