Results 81 to 90 of about 12,732 (235)

Kinetic Requirements for Spatiotemporal Chemical Imaging with Fluorescent Nanosensors [PDF]

open access: yes, 2017
Fluorescent nanosensors are powerful tools for basic research and bioanalytical applications. Individual nanosensors are able to detect single molecules, while ensembles of nanosensors can be used to measure the bulk concentration of an analyte ...
Sebastian Kruss   +5 more
core   +1 more source

Recent Advancement in Nanosensors with Special Reference To Biomedical Applications [PDF]

open access: yes, 2020
– Nanosensors are making big impact already changing the world in fields of medical, food, aerospace , environmental fields and are gaining increasing attention due to the need and ability to detect and measure chemical and physical properties in ...
Vijay Laxmi Kalyani, Parul Kumawat
core   +1 more source

Composition pinning growth for efficient and stable all‐inorganic Pb‐Sn perovskite solar cells

open access: yesInfoMat, EarlyView.
All‐inorganic Pb‐Sn perovskite solar cells are promising for low‐bandgap photovoltaics, but uneven Pb/Sn composition during film growth can create defects and reduce performance. In this study, composition pinning growth was used to hold the Pb/Sn ratio steady during CsPb0.5Sn0.5I3 crystallization, producing more uniform films and higher‐performing ...
Jin Kyoung Park   +6 more
wiley   +1 more source

The operating mechanism of Schottky-gate nanosensors [PDF]

open access: yes, 2012
The highly sensitive nanowire-based Schottky-gate nanosensors for detecting UV, bio-molecules, and gas sensing were demonstrated. The operating mechanism of the Schottky-gate nanosensors is totally distinct from the conventional Ohmic contacted ...
葉炳宏   +1 more
core   +1 more source

Quadruple labelled dual oxygen and pH-sensitive ratiometric nanosensors

open access: yesSensing and Bio-Sensing Research, 2016
Nanosensors capable of simultaneously measuring dissolved oxygen concentrations from 0 to 100% saturation and pH over the full physiological range, from pH 3.5 to 7.5, that advance the methods towards understanding of key biological gradients, were ...
Veeren M. Chauhan   +2 more
doaj   +1 more source

Hybrid Quatsome‐Encapsulated Silver Nanoparticles as Stable Plasmonic Substrates for Surface‐Enhanced Raman Scattering

open access: yesJournal of Raman Spectroscopy, EarlyView.
In this work, silver nanoparticles encapsulated within quatsome membranes have shown to preserve their plasmonic properties for at least 165 days without aggregation. These hybrid nanostructures enable strong SERS enhancement of pyrene and Prodan by confining the molecules within a few nanometers from the silver surface.
Renato Cezar Peramezza Ribeiro   +10 more
wiley   +1 more source

Fiber-optic nanosensors [PDF]

open access: yes, 2016
Peer ...
Corres, Jesus M.   +5 more
core  

Mycotoxin management in the cereal supply chain: Advanced detection, detoxification, and smart packaging strategies

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Mycotoxins remain a persistent threat to the safety and quality of cereal grains and other agricultural products, and their impact on human health continues to raise global concerns. In many situations, the practices traditionally used to control these toxins are no longer sufficiently effective. They can be costly, difficult to implement on a
Abolfazl Asqardokht‐Aliabadi   +2 more
wiley   +1 more source

Room-Temperature Environmental Gas Detection: Performance Comparison of Nanoparticle-Based Sensors Fabricated by Electrospray, Drop-Casting, and Dry Printing Based on Spark Ablation

open access: yesChemosensors
Chemical nanosensors based on tin dioxide (SnO2) and zinc oxide (ZnO) nanoparticles (NPs) were developed and characterized for the detection of low concentrations of atmospheric pollutants, such as nitrogen dioxide (NO2) and carbon monoxide (CO).
Carlos Sánchez-Vicente   +4 more
doaj   +1 more source

Scalable Manufacturing of Amino Acid‐Based Piezoelectric Biocrystal Films

open access: yesSmall, EarlyView.
This work presents a continuous manufacturing strategy for glycine‐PVA piezoelectric films through dynamically controlled crystallization. This stable and industrially viable strategy offers significant potential for mass production of piezoelectric biocrystal films and biocompatible devices.
Shuting Wang   +16 more
wiley   +1 more source

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