Results 51 to 60 of about 7,960,375 (256)

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Design approaches for high-temperature-resistant flexible pressure sensors in extreme environments

open access: yesDiscover Sensors
High-temperature-resistant flexible pressure sensors are critical for distributed monitoring in extreme environments such as aerospace, automotive engineering, firefighting, chemical reactors, and nuclear industries, where temperatures often exceed 200 ...
Ying Lyu   +7 more
doaj   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

High temperature co-polyester thermoplastic elastomer nanocomposites for flexible self-regulating heating devices

open access: yesMaterials & Design
Pyroresistive polymer composites are smart materials with great promise in numerous fields of electronic devices, including temperature and strain sensors, self-regulating heating, and over-current/over-temperature protective devices.
Bijoy Das   +8 more
doaj   +1 more source

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

A structural underpinning of the lower critical solution temperature (LCST) behavior behind temperature-switchable liquids [PDF]

open access: yes
In this study we use state of the art x-ray scattering and molecular dynamics structural probes to carry out a careful analysis of amine-water mixtures that show the unusual lower critical solution temperature (LCST) behavior.
Songsheng, Tao   +6 more
core   +2 more sources

Influence of Nitrogen on the Low Temperature Brittleness of steel [PDF]

open access: yes, 1958
The influence of nitrogen on the low temperature brittleness of steel has been investigated. In particular,it was systematically studied under the coexistence of other elements which have a chemical affinity for nitrogen .
Ishizaki, Tetsuro, Imai, Y
core   +1 more source

Ductility Index for Refractory High Entropy Alloys

open access: yesCrystals
The big advantage of refractory high entropy alloys (RHEAs) is their strength at high temperatures, but their big disadvantage is their brittleness at room temperature, which prevents their machining. There is a great need to classify the alloys in terms
Ottó K. Temesi   +3 more
doaj   +1 more source

Semiconducting Polymers Post‐Functionalized With Ureido‐Pyrimidinone for Robust Stretchable Transistors

open access: yesAdvanced Functional Materials, EarlyView.
The design of intrinsically robust stretchable semiconducting polymers was achieved through OTBS‐mediated post‐functionalization of PDPP2T side chains with UPy units, generating dual hydrogen‐bonding motifs comprising weaker urethane linkages and strong quadruple UPy interactions along the long alkyl side chain, which is crucial for achieving desirable
Dinda Bazliah   +7 more
wiley   +1 more source

Two‐Photon Grayscale Lithography (2GL) of High Mechanical and Optical Quality 3D Silica Glass Microstructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon grayscale lithography (2GL) enables high‐speed and precise 3D printing of thermolyzed silica glass microstructures with optical‐grade surface quality, high quality factors, and mechanical strength utilizing a custom‐made pre‐glass resist based on polyhedral oligomeric silsesquioxane (POSS) modified with a high‐sensitivity Norrish type II ...
Jonathan L. G. Schneider   +4 more
wiley   +1 more source

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