Results 121 to 130 of about 536,340 (350)

Twin Toughening‐Driven Martensitic Transformation Strategy Synergistic Improvement for Plasticity‐Thermal Shock Resistance of (Hf─Zr─Ti)C Ceramic Coating in Severe Thermal Environments

open access: yesAdvanced Science
The inherent brittleness and insufficient thermal shock resistance of ultra‐high temperature ceramic (UHTC) in severe thermal environments (above 2000 °C) remain significant challenges.
Jiachen Li   +10 more
doaj   +1 more source

Aplikasi Carbon Nano Fiber Terintegrasi Dengan Karbon Aktif Serabut Kelapa Untuk Pengolahan Limbah Laundry [PDF]

open access: yes, 2017
The study effect of temperature on the morphology of carbon nanotube (CNF) based coconut husk has been done. CNF is one of the nanotechnology products that can be applied to reduce the concentration of the especially Pb, Cd, Ni.
Melati, A. (Asih)
core  

Boosting the Energy Density of “Anode‐Free” Lithium Metal Batteries via Electrospun Polymeric Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
While host structures are known to enhance the reversibility and safety of lithium metal deposition, their additional volume and weight often decrease the battery's energy density and specific energy. By combining a lightweight and porous scaffold of electrospun polymer with a thinner separator, this article demonstrates a simultaneous improvement of ...
Lennart Wichmann   +6 more
wiley   +1 more source

Potential of Hardwood Kraft Lignin as a Bio-based Dye for Cotton Fabrics

open access: yesBioResources, 2023
The dyeing characteristics of hardwood kraft lignin (KL) were investigated on cotton fabrics, assessing its potential as a sustainable and environmentally friendly dye. Dyeability was evaluated by varying the KL concentrations, temperature, and time.
Ji Sun Mun, Sung Phil Mun
doaj  

A small-scale test for fiber release from carbon composites [PDF]

open access: yes
A test method was developed to determine relative fiber loss from pyrolyzed composites with different resins and fiber construction. Eleven composites consisting of woven and unwoven carbon fiber reinforcement and different resins were subjected to the ...
Fish, R. H., Gilwee, W. J., Jr.
core   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

NASA. Langley Research Center dry powder towpreg system [PDF]

open access: yes
Dry powder polymer impregnated carbon fiber tows were produced for preform weaving and composite materials molding applications. In the process, fluidized powder is deposited on spread tow bundles and melted on the fibers by radiant heating to adhere the
Baucom, Robert M., Marchello, Joseph M.
core   +1 more source

Design and construction of a carbon fiber gondola for the SPIDER balloon-borne telescope

open access: yes, 2014
We introduce the light-weight carbon fiber and aluminum gondola designed for the SPIDER balloon-borne telescope. SPIDER is designed to measure the polarization of the Cosmic Microwave Background radiation with unprecedented sensitivity and control of ...
Ade, P. A. R.   +46 more
core   +1 more source

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