Optical Gas Sensing of Ammonia and Amines Based on Protonated Porphyrin/TiO2 Composite Thin Films

Autor: Pedro Castillero, Javier Roales, Tânia Lopes-Costa, Juan R. Sánchez-Valencia, Angel Barranco, Agustín R. González-Elipe, José M. Pedrosa

Publikováno v: Sensors, Vol 17, Iss 1, p 24 (2016)

Open porous and transparent microcolumnar structures of TiO2 prepared by physical vapour deposition in glancing angle configuration (GLAD-PVD) have been used as host matrices for two different fluorescent cationic porphyrins, 5-(N-methyl 4-pyridyl)-1

Externí odkaz: https://doaj.org/article/e3dd3b0f200640198954436fb732a7dd

Optical gas sensing of ammonia and amines based on protonated porphyrin/TiO2 composite thin films

Autor: Javier Roales, Angel Barranco, José M. Pedrosa, Pedro Castillero, Tânia Lopes-Costa, Juan R. Sanchez-Valencia, Agustín R. González-Elipe

Publikováno v: idUS. Depósito de Investigación de la Universidad de Sevilla
instname
Sensors, Vol 17, Iss 1, p 24 (2016)
Sensors (Basel, Switzerland)
Digital.CSIC. Repositorio Institucional del CSIC
Sensors; Volume 17; Issue 1; Pages: 24

Open porous and transparent microcolumnar structures of TiO2 prepared by physical vapour deposition in glancing angle configuration (GLAD-PVD) have been used as host matrices for two different fluorescent cationic porphyrins, 5-(N-methyl 4-pyridyl)-1

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::52aa0535c665c1ec971b9d719f6bebc6
https://idus.us.es/handle/11441/59971

Improving the training and data processing of an electronic olfactory system for the classification of virgin olive oil into quality categories

Autor: Antonia M. Calero, Carlos Jiménez-Ot, Palma Mendoza, Javier Roales, Pedro Castillero, José M. Pedrosa, Manuel Cano

Publikováno v: Sensors and Actuators B: Chemical. 160:916-922

A large amount of virgin olive oil samples and different feature selections have been employed in order to improve the classification capacity of an electronic olfactory system, based on thin film metal oxide semiconductor, to be applied into the vir

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4ddf564da360461bd9f1525816c91ecc
https://doi.org/10.1016/j.snb.2011.09.002

Free-Base Carboxyphenyl Porphyrin Films Using a TiO2 Columnar Matrix: Characterization and Application as NO2 Sensors

Autor: José M. Pedrosa, Javier Roales, Agustín R. González-Elipe, María G. Guillén, Pedro Castillero, Tânia Lopes-Costa, Angel Barranco

Publikováno v: idUS. Depósito de Investigación de la Universidad de Sevilla
instname
Digital.CSIC. Repositorio Institucional del CSIC
Sensors
Volume 15
Issue 5
Pages 11118-11132
Sensors, Vol 15, Iss 5, Pp 11118-11132 (2015)

The anchoring effect on free-base carboxyphenyl porphyrin films using TiO2 microstructured columns as a host matrix and its influence on NO2 sensing have been studied in this work. Three porphyrins have been used: 5-(4-carboxyphenyl)10,15,20- triphen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f403a292f40eb51713a2d11ad12ec806
https://idus.us.es/handle/11441/57478

Differences in n-type doping efficiency between Al- and Ga-ZnO films

Autor: I. Lorite, Agustín R. González-Elipe, Jorge Hernández-Moro, Angel R. Landa-Cánovas, Pedro Castillero, Fernando Agulló-Rueda, Angel Barranco, Pilar Herrero, José Luis Costa-Krämer, Mercedes Gabás, José R. Ramos-Barrado, Pilar Díaz-Carrasco

Publikováno v: idUS. Depósito de Investigación de la Universidad de Sevilla
instname
Digital.CSIC. Repositorio Institucional del CSIC

A careful and wide comparison between Al and Ga as substitutional dopants in the ZnO wurtzite structure is presented. Both cations behave as n-type dopants and their inclusion improves the optical and electrical properties of the ZnO matrix, making i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a151673e46b555acfcc2b87668852572