Results 11 to 20 of about 1,942,364 (283)

Development of electrochemical sensors for the detection of photosystem inhibiting herbicides [PDF]

open access: yes, 2005
The objective of the present work is the development of an amperometric sensor for detection of hydrogen peroxide and its integration with spinach chloroplasts for the further development of a sensor for herbicides.
Giannoudi, Louisa
core   +7 more sources

Development of a fluidic sensor for the detection of herbicides using thylakoid preparations immobilised on magnetic beads to aid regenerability [PDF]

open access: yes, 2008
Following the industrial revolution and advances in chemical science, the pollution of the environment with trace organic pollutants has been steadily increasing, which is of concern, due to their effect on the environmental and human health.
Varsamis, Dimitrios Georgios
core   +7 more sources

Real-Time Micro-Monitoring of Surface Temperature and Strain of Magnesium Hydrogen Tank through Self-Made Two-In-One Flexible High-Temperature Micro-Sensor

open access: yesMicromachines, 2022
The adsorption and desorption of hydrogen in the magnesium powder hydrogen tank should take place in an environment with a temperature higher than 250 °C. High temperature and high strain will lead to reactive hydrogen leakage from the magnesium hydrogen
Chi-Yuan Lee   +3 more
doaj   +1 more source

Chiral Plasmonic Hydrogen Sensors [PDF]

open access: yesSmall, 2017
AbstractIn this article, a chiral plasmonic hydrogen‐sensing platform using palladium‐based nanohelices is demonstrated. Such 3D chiral nanostructures fabricated by nanoglancing angle deposition exhibit strong circular dichroism both experimentally and theoretically.
Marcus Matuschek   +7 more
openaire   +5 more sources

An amperometric H2 gas sensor based on ionic liquid for hydrogen fuel cell ships [PDF]

open access: yesE3S Web of Conferences, 2021
Hydrogen fuel cell ship is an important way to realize green shipping, and the safety of hydrogen fuel ship is primary issue that shall be concerned. H2 gas sensors can provide online monitoring of H2 concentration and it is an effective mean to insure ...
Zhan Zhipeng
doaj   +1 more source

Investigation on a novel SiC Schottky barrier diode hydrogen sensor with trench-insulator structure

open access: yesMaterials Research Express, 2021
A novel SiC Schottky barrier diode (SBD) hydrogen gas sensor with trench-insulator structure was proposed in this paper. A physical model is built for this hydrogen sensor based on 4H-SiC SBD thermionic emission theory, tunneling effect of carriers ...
Yonglan Qi   +4 more
doaj   +1 more source

Integrated Temperature and Hydrogen Sensors with MEMS Technology

open access: yesSensors, 2017
In this work, a PdNi thin film hydrogen gas sensor with integrated Pt thin film temperature sensor was designed and fabricated using the micro-electro-mechanical system (MEMS) process. The integrated sensors consist of two resistors: the former, based on
Hongchuan Jiang   +8 more
doaj   +1 more source

Modified POF Sensor for Gaseous Hydrogen Fluoride Monitoring in the Presence of Ionizing Radiations [PDF]

open access: yes, 2012
This paper describes the development of a sensor designed to detect low concentrations of hydrogen fluoride (HF) in gas mixtures. The sensor employs a plastic optical fiber (POF) covered with a thin layer of glass- like material. HF attacks the glass and
Piccolo D.   +17 more
core   +1 more source

Effect of Fractal Topology on the Resistivity Response of Thin Film Sensors

open access: yesSensors, 2023
We discuss the effect of topological inhomogeneity of very thin metallic conductometric sensors on their response to external stimuli, such as pressure, intercalation, or gas absorption, that modify the material’s bulk conductivity.
Gregory Kopnov   +2 more
doaj   +1 more source

Room Temperature Resistive Hydrogen Sensor for Early Safety Warning of Li-Ion Batteries

open access: yesChemosensors, 2023
Lithium-ion batteries (LIBs) have become one of the most competitive energy storage technologies. However, the “thermal runaway” of LIBs leads to serious safety issues.
Sixun Li   +8 more
doaj   +1 more source

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