Results 91 to 100 of about 169 (169)

Monotone coverings and monotone transformations

Duke Mathematical Journal, 1940
openaire   +3 more sources

Optimization of Core–Shell Ternary Electrodes for High‐Performance Ionic Actuator in Soft Gripper

Advanced Materials, EarlyView.
A core–shell ternary electrode (Opt‐SWCNTs/PEDOT:PSS/IL) is developed via a simple two‐step dispersion and vacuum filtration process, with component ratios optimized to achieve excellent mechanical toughness and electrical conductivity based on simulation results.
Yufei Zhang, Adit Gupta, Qiuchun Lu, Jian Lv, Shaohua Chen, Tan Hu, Jian Yu, Daniel Mandler, Pooi See Lee   +8 more
wiley   +1 more source

Detecting Cr6+ at ≈100 pM Concentration with Fluorescence Enhancement Signatures in a Novel Eco‐Fluorophore: Matching WHO's 96 pM Recommended Standard for Drinking Water

Advanced Materials, EarlyView.
Through a dual‐functionalization strategy, carbon quantum dots (CQD) with exceptional fluorescence properties are engineered. These CQD are integrated with graphitic carbon nitride to form a 2D/2D heterostructure via both covalent and non‐covalent modification.
Pegah Zandi, Arindam Phani, Seonghwan Kim   +2 more
wiley   +1 more source

Electrochemical Cell Designs for Efficient Carbon Dioxide Reduction and Water Electrolysis: Status and Perspectives

Advanced Materials, EarlyView.
This review discusses recent innovations in electrochemical CO2 reduction reactions (eCO2RR) and hydrogen evolution reaction cell designs. The latest advancements in in situ cells for operando characterization are also presented. Optimizations in flow patterns, membrane electrode assemblies, electrolyte engineering, and counter‐anodic reactions provide
Zhangsen Chen, Lei Zhang, Shuhui Sun, Gaixia Zhang   +3 more
wiley   +1 more source

Temperature‐Dependent Properties of Atomic Layer Deposition‐Grown TiO2 Thin Films

Advanced Materials Interfaces, EarlyView.
This study explores the temperature‐dependent properties of TiO₂ thin films grown by atomic layer deposition using tetrakis dimethyl amino titanium and water. The films exhibit increased oxynitride incorporation as the process temperature increases from 150 to 350 °C, significantly influencing their optical and electrical properties. Findings highlight
Nimarta Kaur Chowdhary, Theodosia Gougousi   +1 more
wiley   +1 more source

Ultrathin Gold for Robust Multi‐Element Surface Plasmon Resonance Biosensing

Advanced Materials Interfaces, EarlyView.
This is a pioneering work where for the first time we applied recently synthesised ultrathin layer of gold for plasmonic biosensing that makes use of multi‐element architectures. This study solves the problem of stability of the multi‐element biosensors as well as demonstrates increased sensitivity achieved by utilising new additions to low‐dimension ...
Vasyl G. Kravets, Andrew Strudwick, Alexander N. Grigorenko   +2 more
wiley   +1 more source

Learning and Controlling Silicon Dopant Transitions in Graphene Using Scanning Transmission Electron Microscopy

Advanced Materials Interfaces, EarlyView.
Atomic transition rates for manipulating single silicon atoms in graphene with an electron beam in the scanning transmission electron microscope are experimentally extracted. Automated experiments and deep learning methods provide a means to probe and collect vast amounts of data to determine transition probabilities as a function of beam coordinate. A
Max Schwarzer, Jesse Farebrother, Joshua Greaves, Ekin Dogus Cubuk, Rishabh Agarwal, Aaron Courville, Marc G. Bellemare, Sergei Kalinin, Igor Mordatch, Pablo Samuel Castro, Kevin M. Roccapriore   +10 more
wiley   +1 more source

Investigating the Mechanism of Ion Concentration Polarization Within Nanofluidic Hydrogel Membranes: Experiment and Simulation

Advanced Materials Interfaces, EarlyView.
Molecular dynamics simulations are employed to model ion concentration polarization (ICP) at the nanoscale, revealing fundamental electrokinetic behaviors that align with experimental observations. The study demonstrates how membrane charge, ionic strength, and electric fields affect ion localization and biomolecule trapping, providing mechanistic ...
Hiba Aljayyousi, Jongmin Kim, Serdal Kirmizialtin, Yong‐Ak Song   +3 more
wiley   +1 more source

Integration of Plasmonic Nanoheaters for Rapid and Tunable Light‐Driven Phase Transitions in VO₂ Nanocomposites

Advanced Materials Interfaces, EarlyView.
Gold plasmonic nanoparticles are integrated into VO₂ nanopowders to enable rapid, tunable, light‐driven phase transitions. This study demonstrates a new pathway for controlling phase‐change behavior with localized photothermal effects, opening opportunities for reconfigurable optical and electronic devices.
Shankar Acharya, Aaron Hutchins, Opeyemi Akanbi, Hong Tang, Yingjie Zhang, Hualiang Zhang, Wei Guo   +6 more
wiley   +1 more source

Mie‐Resonant Metasurfaces with Controlled Silicon Oxidation in Electron‐Beam Deposition

Advanced Materials Interfaces, EarlyView.
Electron‐beam deposition is optimized to prevent silicon oxidation by controlling chamber pressure and deposition rate, yielding refractive index values comparable to other methods. This tunability enables precise control of optical properties. Mie‐resonant metasurfaces exhibit strong, tunable collective resonances, allowing the fabrication of silicon ...
Neal Raney, Viktoriia E. Babicheva
wiley   +1 more source