Results 111 to 120 of about 400,222 (341)

Electrochemical impedance characterisation of tungsten trioxide-polyaniline nanocomposites for room temperature acetone sensing

open access: yes, 2014
Composites of WO3 nanoparticles and water-soluble polyaniline (PANI) particles doped with dodecyl benzenesulphonic acid at different mass ratios were deposited onto interdigitated electrodes and characterised using electrochemical impedance spectroscopy ...
Killard, Anthony, Hicks, Stephen M.
core   +1 more source

Interplay Between Phase Evolution, Fe Migration, and Oxygen Redox in O3‐Type NaxFeyMn1−yO2 Cathodes

open access: yesAdvanced Functional Materials, EarlyView.
Why do Na‐ion battery cathodes, that are compositionally closely related, follow different structural paths during battery operation? This work shows how Fe content controls when iron atoms migrate from their original sites. Early migration locks the layers and blocks key phase transitions, whereas delayed migration permits fuller structural ...
Morten Johansen   +4 more
wiley   +1 more source

Effect of Solvents on the Structure of the Gut Microbiota of Honeybees (Apis mellifera)

open access: yesInsects
The gut microbiota of social bees is vital for host health, yet pesticide exposure can disrupt these communities. Because most active ingredients are poorly soluble, toxicological tests often use cosolvents, but their effects remain unclear.
Kang Wang   +4 more
doaj   +1 more source

Swelling‐Induced Stress‐Assisted Transfer of Nanodiamond Arrays With a PVA Carrier Tape for Conformal Bio‐Integrated Sensing and Labelling

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a swelling‐induced, stress‐assisted water‐soluble PVA tape strategy to transfer‐print nanodiamond quantum‐sensor arrays onto soft, curved biological interfaces. The room‐temperature, water‐triggered process achieves >98% fidelity and residue‐free integration, enabling conformal quantum sensing on contact lenses, neural probes, and ...
Luyao Zhang   +9 more
wiley   +1 more source

Simulation and sustainability analysis of acetone manufacturing processes: cumene process and defydrogenation of isopropanol

open access: yes, 2022
Acetone is a widely used solvent. Industries such as the pharmaceutical and the cosmetics industry, among others, use acetone as solvent in their operations. In the semiconductor industry, acetone is used as a cleaning agent.
Acquah, Nobby
core  

Polarity‐Reversible Photoresponse–Driven Autonomous Wavelength Discrimination in Quantum Dot–Tellurium Thin‐Film Photodetectors via Engineered Energy‐Band Alignment

open access: yesAdvanced Functional Materials, EarlyView.
A quantum dot–tellurium thin‐film photodetector autonomously discriminates visible and infrared wavelengths through polarity‐reversible photoresponses. Engineered carrier separation and gain modulation enable filter‐free multispectral sensing within a single‐device architecture.
Yong Min Lee   +7 more
wiley   +1 more source

Phase Equilibrium Data of Binary Hydrate in the System Hydrogen plus Acetone plus Water

open access: yes, 2010
In this work, we reported experimental equilibrium data for binary acetone-hydrogen clathratc hydrates with different initial molar concentrations of acetone [(0.030, 0.0556, and 0.0937) mol fraction].
Li, Xin-Jun   +3 more
core   +1 more source

Backbone‐Controlled Ion‐Side Chain Accessibility in Conjugated Polymers for Organic Electrochemical Synaptic Transistors

open access: yesAdvanced Functional Materials, EarlyView.
Backbone modulation in glycolated conjugated polymers governs ion accessibility to side chains, strengthes anion adsorption, and suppresses back‐diffusion. As the number of thiophene units increases, structural reorganization, retention, and synaptic plasticity are enhanced, leading to improved neuromorphic performance in electrolyte‐gated organic ...
Junho Sung   +10 more
wiley   +1 more source

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