Results 151 to 160 of about 4,663,474 (304)

Upcycling Keratin‐Based Textile Waste Into High‐Performance Hybrid Fibers Via Tuning the Interfacial Interactions

open access: yesAdvanced Functional Materials, EarlyView.
Keratin recovered from animal‐hair textile waste is fractionated and blended with cellulose to produce continuously spun hybrid fibers. Selecting the high‐molecular‐weight keratin fraction enables 30 wt.% keratin incorporation while maintaining high strength in dry and wet states.
Mian Zhai   +6 more
wiley   +1 more source

Low-energy plasma focus device as an electron beam source. [PDF]

open access: yesScientificWorldJournal, 2014
Khan MZ   +5 more
europepmc   +1 more source

Self‐Assembled Crystalline Peptoid Nanomaterials as Metal‐Free Enzyme Mimics for Enhanced Carbon Dioxide Hydration and Precipitation

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by metal‐free carbonic anhydrases (CAs) that achieve efficient catalysis without metal cofactors, we herein report a sequence‐defined supramolecular peptoid platform that mimics metal‐free CAs and exhibits hydrolytic activity via a supramolecular assembly‐mediated proton‐transfer mechanism.
Progyateg Chakma   +8 more
wiley   +1 more source

Beam measurements on the H− source and low energy beam transport system for the Spallation Neutron Source

open access: yes, 2002
The ion source and Low Energy Beam Transport section of the front-end systems presently being built by Berkeley Lab are required to provide 50 mA of H -beam current at 6% duty factor (1 ms pulses at 60 Hz) with a normalized rms emittance of less than 0 ...
R Keller   +7 more
core  

Optimizing NiMo Electrocatalyst Coatings for Hydrogen Evolution in Alkaline Electrolysis With The Machine Learning‐Guided Autonomous Platform CatBot

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a closed‐loop optimization workflow integrating CatBot, an automated synthesis and testing system, to discover NiMo hydrogen‐evolution catalysts. CatBot synthesised and evaluated 228 unique samples, identifying the best performing catalysts for transfer to nickel‐foam electrodes. The best candidate is highly active, reaching 1 Acm−2${
Paolo Vincenzo Freiesleben de Blasio   +7 more
wiley   +1 more source

Dual-satellite Interference Source Localization based on Multi-Beam/TDOA Technology

open access: yesGuangtongxin yanjiu
The single-satellite multi-beam interference source localization method requires more than three co-frequency beams to receive the interference source signal to achieve positioning.
GE Minghao, ZHAO Laiding, ZHANG Gengxin
doaj  

An Adaptive Inhibitory WSe2 Transistor for Retinomorphic In‐Sensor Image Processing

open access: yesAdvanced Functional Materials, EarlyView.
Conventional retinomorphic devices typically require deliberate gate‐bias tuning for each illumination condition. In this paper, we demonstrate an adaptive inhibitory WSe2 transistor that uses photo‐induced regime shift between the subthreshold and accumulation modes to achieve decision‐free, intensity‐adaptive image processing within a single pixel ...
Juhwan Baek   +12 more
wiley   +1 more source

Beam Diagnostic Systems And Their Use In The New Iucf Beam Line

open access: yes
Diagnostic tools developed for and being used in a new 30 m beam line (BL1C) connecting the IUCF high intensity polarized ion source (HIPIOS) with the injector cyclotron are described and the results obtained with them are detailed. These devices include
Iucf Beam Line, Jones Ball Collins
core  

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