Results 101 to 110 of about 82,765 (360)

Liquid Metal‐Vitrimer Conductive Composite for Recyclable and Resilient Electronics

open access: yesAdvanced Materials, EarlyView.
To address the growing electronic waste challenge, an electrically conductive, healable, and recyclable plastic composite is created, composed of vitrimer and liquid metal microdroplets. A reconfigurable circuit board is demonstrated using this composite material, providing a notable step toward sustainable and robust electronic technologies.
Dong Hae Ho   +4 more
wiley   +1 more source

Development of improved adhesives for use at cryogenic temperatures to minus423 deg F Final summary report, 11 Jul. 1963 - 31 Aug. 1965 [PDF]

open access: yes
Improved polyurethane and epoxy resins for use as adhesives at cryogenic ...
Berg, F., Kitazawa, G., Sandler, S. R.
core   +1 more source

4-(4-Nitrophenoxy)biphenyl [PDF]

open access: yes, 2009
The two phenyl rings of the biphenyl unit of the title compound, C18H13NO3, are almost coplanar [dihedral angle 6.70 (9)°]. The nitrophenyl ring, on the other hand, is significantly twisted out of the plane of the these two rings, making dihedral angles ...
Akhter, Toheed   +4 more
core   +3 more sources

Light‐Fueled In‐Operando Shape Reconfiguration, Fixation, and Recovery of Magnetically Actuated Microtextured Covalent Adaptable Networks

open access: yesAdvanced Materials, EarlyView.
A covalent adaptable network with dynamic disulfide bonds (DS‐CAN) can rearrange its molecular topology through heating or UV irradiation. When combined with ferromagnetic particles, its photoresponsiveness at room temperature enables contactless, spatiotemporal regulation of dynamic bond exchanges during magnetomechanical actuation.
Yeomyung Yoon   +6 more
wiley   +1 more source

Production of tung oil epoxy resin using low frequency high power ultrasound

open access: yesUltrasonics Sonochemistry, 2021
Epoxy resins made from vegetable oils are an alternative to synthesize epoxy resins from renewable sources. Tung oil is rich in α -eleostearic fatty acid, which contains three double bonds producing epoxy resins with up to three epoxy groups per fatty ...
Raquel S. Silva   +2 more
doaj  

Improvement of Electrical Conductivity of SLS PEM Fuel Cell Bipolar Plates [PDF]

open access: yes, 2005
Previous work in this research demonstrated the feasibility of fabrication of proton exchange membrane (PEM) fuel cell bipolar plates by an indirect selective laser sintering (SLS) route.
Bourell, David L.   +2 more
core   +1 more source

Stiffening Liquid Crystal Elastomers with Liquid Crystal Inclusions

open access: yesAdvanced Materials, EarlyView.
Incorporation of low molecular weight liquid crystals (LC) into liquid crystal elastomers (LCE) leads to a significant increase in their stiffness and output work density. Such remarkable stiffening is attributed to nanoscale phase‐separation and the formation of induced‐smectic domains in polydomain and monodomain LC‐LCEs, respectively.
Sahad Vasanji   +7 more
wiley   +1 more source

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