Results 161 to 170 of about 13,320 (259)

A Simulation‐Based Study of a Black Phosphorus‐Based Complex Multilayer SPR‐Based Optical Sensor for Wastewater Monitoring

open access: yesElectron, EarlyView.
Theoretically modeling black phosphorus–barium borate–silver multilayer surface plasmon resonance (SPR) configuration for precise detection of pollutants and salinity variations in wastewater. ABSTRACT The increasing global threat of water pollution demands advanced multilayer sensing technologies with efficacy to detect contaminants with high ...
Vishal Chaudhary   +3 more
wiley   +1 more source

Scale‐Invariant Waveguiding in Flatland

open access: yesExploration, EarlyView.
The study introduces scale‐invariant metasurface waveguides with uniform modal field distribution and an effective index independent of the core width. By leveraging spatial symmetry and fine‐tuning mode profiles, the design is validated through near‐field measurements in the C band, offering potential applications in flat optics, sensing, and ...
Zhixia Xu   +5 more
wiley   +1 more source

Enhancing the Sensitivity of Colorimetric Aptasensor Through Cd2+‐Thymine Interactions in ssDNA Loops for Food Contaminant Detection

open access: yesFood Safety and Health, EarlyView.
This picture illustrates a novel aptamer‐based colorimetric assay, which demonstrates that high sensitivity, selectivity, and reliability for the rapid detection of cadmium ions (Cd2+) in water. Molecular dynamics (MD) simulations have revealed that the complexes are more stable, with Cd2+ binding more tightly to the thymine (T) within the aptamer loop.
Xuyan Li   +7 more
wiley   +1 more source

Molecular imprinting for neurology: Materials, applications, and limitations

open access: yesIbrain, EarlyView.
Molecularly imprinted materials: diagnostic, therapeutic and research applications in neurology. Molecularly imprinted materials offer high specificity and affinity for target molecules in neurological applications. This review highlights their synthesis, characterisation, and use in diagnostics, research and therapeutics.
Xiaohan Ma   +3 more
wiley   +1 more source

Hydrogen Halide Gas Sensors: Active Materials, Operation Principles, and Emerging Technologies

open access: yesInterdisciplinary Materials, EarlyView.
This review considers hydrogen halide (HX) gas sensors across functional materials and principles: acoustic, chemical, optical and nanophotonic. The strong acidity and reactivity of HX gases are discussed as constraints for stability and selectivity of these devices.
Xiuzhen Liu   +12 more
wiley   +1 more source

Integrated CO2 Capture and Utilization: Toward Value‐Added Products

open access: yesInterdisciplinary Materials, EarlyView.
This review addresses this gap by categorizing integrated carbon capture and utilization (ICCU) according to C1 and C2+ products, linking catalytic strategies to industrial commodities, and identifying future research and deployment priorities to advance ICCU from laboratory innovation to commercial reality.
Guanchu Lu   +7 more
wiley   +1 more source

Minimizing quantification uncertainty in nanoplasmonic platforms: Multifunctional MoS2‐integration for precise biomarker determination

open access: yesInfoMat, EarlyView.
The multifunctional integration of MoS2 into the SERS platform addresses key limitations in accurate quantification. Atomically thin MoS2 reduces spot‐to‐spot variations via plasmonic calibration and improves quantification reliability by ensuring consistent signal changes with analyte concentration.
Seungkyun Lee   +9 more
wiley   +1 more source

Spin‐sensitive multifunctional devices based on lateral graphene/MoS2 heterostructures

open access: yesInfoMat, EarlyView.
This study highlights the multifunctional capabilities of devices based on lateral graphene/MoS2 heterostructures and provides theoretical guidance for the design and fabrication of high‐performance rectifiers, spin filters, and optoelectronic devices based on various 2D lateral heterostructures. Abstract Using first‐principles calculations and quantum
Shun Song   +5 more
wiley   +1 more source

Mini‐Review: Angular Scattering and Directional Effects in Tip‐Enhanced Raman Spectroscopy

open access: yesJournal of Raman Spectroscopy, EarlyView.
Mini‐review: Angular scattering and directional effects in tip‐enhanced Raman spectroscopy. Felix Schneider, David Baschnagel, Tim Parker, Yang Zhao, Alfred J. Meixner*, Dai Zhang*. This mini‐review examines angular scattering and directional effects in tip‐enhanced Raman spectroscopy (TERS), emphasizing their importance for quantitative interpretation
Felix Schneider   +5 more
wiley   +1 more source

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