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Bicone-like ZnO structure as high-performance butanone sensor
(2018-07-15)
Sensors based on metal oxide semiconductors have been widely applied for the detection of several volatile organic compounds (VOCs). However, the development of sensing materials with high selectivity, improved sensitivity, ...
Effect of NiS nanosheets on the butanone sensing performance of ZnO hollow spheres under humidity conditions
(2021-05-01)
Developing a device or material to detect volatile organic compounds (VOC) is no longer a challenge, despite its great interest. The difficulty is linked to developing a material that does not suffer from interferences, ...
ZnO twin-rods decorated with Pt nanoparticles for butanone detection
(2020-09-28)
Sensors of volatile organic compounds (VOCs) are of great importance for environmental monitoring. Nevertheless, it is a great challenge to develop highly sensitive and selective sensors. In this sense, we report the ...
Enhancement of 2-butanone sensing properties of SiO2@CoO core-shell structures
(2020-10-01)
Volatile organic compounds (VOCs) can be associated with some diseases when found in human exhaled breath as a result of alterations in metabolic pathways. Therefore, the development of highly selective sensors to a ...
Dispositivos sensores de compostos orgânicos voláteis baseados em heteroestruturas ocas de ZnO/semicondutores do tipo-p
(Universidade Estadual Paulista (Unesp), 2022-05-19)
Desenvolver um material para detectar compostos orgânicos voláteis (VOC) não é mais um desafio, apesar de seu grande interesse. A dificuldade está ligada ao desenvolvimento de um material que não sofra interferências, como ...
Porous ZnSnO3 nanocubes as a triethylamine sensor
(2021-07-01)
Triethylamine (TEA), a volatile organic compound (VOC), is present in several industrial processes and is harmful to human health. Therefore, the development of highly sensitive TEA sensors is desirable. Semiconductor metal ...
Low cost selective sensor for carbonyl compounds in air based on a novel conductive poly(p-xylylene) derivative
(ELSEVIER SCIENCE BV, 2009)
A novel poly(p-xylylene), PPX, derivative bearing phenyl side groups was electrochemically synthesized in 85% yield. The polymer, poly(2-phenyl-p-xylylene) (PPPX), presented a major fraction (88%) soluble in common organic ...
Sensor de ZnO modificado com In2O3 obtido pela combinação dos métodos spray ultrassônico e hidrotérmico assistido por micro-ondas para detecção de compostos orgânicos voláteis
(Universidade Estadual Paulista (Unesp), 2021-06-11)
O avanço na ciência e tecnologia de sensores de compostos orgânicos voláteis (VOCs) é importante para o desenvolvimento sustentável de materiais funcionais. Portanto, há uma necessidade de melhorar a sensibilidade, tempo ...
Ag/NiO nanocomposites derived from alpha-nickel hydroxide for the detection of microbial volatile organic compounds
(Universidade Estadual Paulista (Unesp), 2021-06-10)
Microorganisms are widely studied due to the risks they can cause in human activities. It can damage the economy and health fields, causing infectious diseases or even the deterioration of food. Thus, there is a need for ...