Results 41 to 50 of about 61,204 (302)
A single chemosensor for multiple analytes: fluorogenic and ratiometric absorbance detection of Zn²⁺, Mg²⁺ and F⁻, and its cell imaging [PDF]
, 2015 A simple coumarin based sensor 1 has been synthesized from the condensation reaction of 7-hydroxycoumarin and ethylenediamine via the intermediate 7-hydroxy-8-aldehyde-coumarin.
Gang, Wei +6 more
core +2 more sources
Frontiers in Chemistry, 2020 Environmental pollution derivated from toxic metals and organic toxins is becoming a serious issue worldwide because of their harmful effects on the ecosystem and human health.
Farid Ahmed +3 more
doaj +1 more source
Development and deployment of a microfluidic platform for water quality monitoring [PDF]
, 2013 There is an increasing demand for autonomous sensor devices which can provide reliable data on key water quality parameters at a higher temporal and geographical resolution than is achievable using current approaches to sampling and monitoring ...
Cleary, John +2 more
core +1 more source
Propectives of Environmental Colorimetric-Sensors [PDF]
Korean Chemical Engineering Research, 2011 지난 수십년 동안, 환경오염물질에 대한 광학적 전기화학적 검출 방법에 관한 다양한 연구가 진행되었다. 최근에는저렴하고, 장치가 불필요한 육안 식별 가능한 환경색센서가 개발되고 있다. 시각적 정성분석은 대상물질에 대한 즉각적인 정보를 제공하여, 실시간 현장 분석이 가능하게 해준다. 또한 정량분석이 가능한 색센서에 대한 관심도 높아지고있다. 환경색센서는 기상의 VOC, 액상의 중금속 분석용으로 주로 개발되고 있다.
Younghun Kim, Byunghwan Lee
openaire +1 more source
Research, 2022 Expensive instruments and complicated data processing are often required to discriminate solvents with similar structures and properties. Colorimetric sensors with high selectivity, low cost, and good portability are highly desirable to simplify such ...
Qianqian Fu +5 more
doaj +1 more source
Electro-spinning/netting: A strategy for the fabrication of three-dimensional polymer nano-fiber/nets. [PDF]
, 2013 Since 2006, a rapid development has been achieved in a subject area, so called electro-spinning/netting (ESN), which comprises the conventional electrospinning process and a unique electro-netting process. Electro-netting overcomes the bottleneck problem
Ding, Bin +4 more
core +1 more source
Shipin gongye ke-ji, 2023 In this study, a simple, economical and rapid colorimetric assay was developed for the detection of Sudan, in which Sudan-binding aptamer was used as recognition element, unmodified gold nanoparticles (AuNPs) as sensing signal, and poly ...
Changyong LIU +4 more
doaj +1 more source
Photometric detection in flow analysis systems using integrated PEDDs [PDF]
, 2005 A novel inexpensive optical-sensing technique has been developed for colorimetric flow analysis. This sensing system employs two LEDs whereby one is used as the light source and the other as a light detector.
Diamond, Dermot +2 more
core +2 more sources
Digital colorimetric sensing for real‐time gas monitoring for smart green energy system
EcoMat, 2023 In this study, we demonstrate that a digital colorimetric sensor platform can transform a conventional energy system, such as gas‐insulated switchgear (GIS) into a smart green energy system. Our sensor platform consists of a colorimetric sensor film (CSF)
Hui Hun Cho +8 more
doaj +1 more source
Applications of Graphene Quantum Dots in Biomedical Sensors [PDF]
, 2020 Due to the proliferative cancer rates, cardiovascular diseases, neurodegenerative disorders, autoimmune diseases and a plethora of infections across the globe, it is essential to introduce strategies that can rapidly and specifically detect the ultralow ...
Altintas, Zeynep, Mansuriya, Bhargav D.
core +1 more source