Search Results - "Capitán, L"

Smart facemask for wireless CO2 monitoring by Escobedo, P., Fernández-Ramos, M. D., López-Ruiz, N., Moyano-Rodríguez, O., Martínez-Olmos, A., Pérez de Vargas-Sansalvador, I. M., Carvajal, M. A., Capitán-Vallvey, L. F., Palma, A. J.

“…The use of facemasks by the general population is recommended worldwide to prevent the spread of SARS-CoV-2. Despite the evidence in favour of facemasks to…”
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Flexible Passive near Field Communication Tag for Multigas Sensing by Escobedo, P, Erenas, M. M, López-Ruiz, N, Carvajal, M. A, Gonzalez-Chocano, S, de Orbe-Payá, I, Capitán-Valley, L. F, Palma, A. J, Martínez-Olmos, A

“…In this work we present a full-passive flexible multigas sensing tag for the determination of oxygen, carbon dioxide, ammonia, and relative humidity readable…”
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An optical sensor for the sensitive determination of formaldehyde gas based on chromotropic acid and 4-aminoazobenzene immobilized in a hydrophilic membrane by Fernández-Ramos, M D, Moraga-Cabezas, A, Medina-Castillo, Antonio L, Capitán-Vallvey, L F

“…Formaldehyde is a common contaminant in occupational and environmental atmospheres, prolonged exposure leads to health risks, and its determination is…”
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Bioactive microfluidic paper device for pesticide determination in waters by Fernández-Ramos, M.D., Ogunneye, A.L., Babarinde, N.A.A., Erenas, M.M., Capitán-Vallvey, L.F.

“…This work presents a new optical microfluidic paper biosensor for the detection of organophosphate pesticides and carbamate pesticides. The assay strip is…”
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Printed Disposable Colorimetric Array for Metal Ion Discrimination by Ariza-Avidad, M., Salinas-Castillo, A., Cuéllar, M. P., Agudo-Acemel, M., Pegalajar, M. C., Capitán-Vallvey, L. F.

“…One of the main limiting factors in optical sensing arrays is the reproducibility in the preparation, typically by spin coating and drop casting techniques,…”
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Design of colorimetric nanostructured sensor phases for simple and fast quantification of low concentrations of acid vapors by Fernández-Ramos, M. D., Bastida-Armesto, M., Blanc-García, R., Capitán-Vallvey, L. F., Medina-Castillo, A. L.

“…Two colorimetric nanostructured sensor phases (Color-NSPs) for the determination of low concentrations of acid vapors in the atmosphere of paper storage rooms…”
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Properties and Printability of Inkjet and Screen-Printed Silver Patterns for RFID Antennas by Salmerón, José F., Molina-Lopez, Francisco, Briand, Danick, Ruan, Jason J., Rivadeneyra, Almudena, Carvajal, Miguel A., Capitán-Vallvey, L. F., de Rooij, Nico F., Palma, Alberto J.

“…We report the modeling, and geometrical and electrical characterization, of inkjet and screen-printed patterns on different polymeric substrates for use as…”
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Disposable biosensor based on cathodic electrochemiluminescence of tris(2,2-bipyridine)ruthenium(II) for uric acid determination by Ballesta-Claver, J., Rodríguez-Gómez, R., Capitán-Vallvey, L.F.

“…[Display omitted] ► Cathodic ECL offers conventional and non-aggressive analysis conditions. ► The ECL hydrogen peroxide/ruthenium complex system for uric acid…”
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Optical portable instrument for the determination of CO2 in indoor environments by Fernández-Ramos, M.D., Moreno-Puche, F., Escobedo, P., García-López, P.A., Capitán-Vallvey, L.F., Martínez-Olmos, A.

“…A portable device based on a colorimetric sensor to determine the atmospheric level of CO2 gas is presented in this work. The system is based on a low-cost,…”
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Ionic liquids on optical sensors for gaseous carbon dioxide by Fernández-Ramos, M. D., Aguayo-López, M. L., Pérez de Vargas-Sansalvador, I., Capitán-Vallvey, L. F.

“…This work presents a study on the influence of eight different ionic liquids (ILs) in the composition of dry membranes used for gaseous CO 2 optical sensing…”
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Inkjet-printed disposable metal complexing indicator-displacement assay for sulphide determination in water by Ariza-Avidad, M., Agudo-Acemel, M., Salinas-Castillo, A., Capitán-Vallvey, L.F.

“…[Display omitted] •Determination of sulphide by a colorimetric metal complexing indicator-displacement assay.•The change in colour measured from the image of…”
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Flexible passive tag based on light energy harvesting for gas threshold determination in sealed environments by Escobedo, P., de Vargas-Sansalvador, I.M. Pérez, Carvajal, M., Capitán-Vallvey, L.F., Palma, A.J., Martínez-Olmos, A.

“…In this work we describe a passive screen printed flexible tag for gas monitoring that can be used in sealed environments. The developed measurement system is…”
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Optical humidity sensor using methylene blue immobilized on a hydrophilic polymer by Fernández-Ramos, M.D., Ordóñez, Yadira F., Capitán-Vallvey, L.F., Vargas-Sansalvador, I.M. Pérez de, Ballesta-Claver, J.

“…•A hydrophilic polymer is used for optical sensing membranes for humidity.•The sensor provides a linear response in humidity range 0–99.5%RH.•The sensor is…”
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Portable system for photodiode-based electrochemiluminescence measurement with improved limit of detection by Carvajal, M.A., Ballesta-Claver, J., Martínez-Olmos, A., Capitán-Vallvey, L.F., Palma, A.J.

“…•Novel electrochemiluminescence system based on photodiode is presented.•The electronics used is described in details in order to explain the key of the limit…”
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Optical sensor for carbon dioxide gas determination, characterization and improvements by Aguayo-López, M.L., Capitán-Vallvey, L.F., Fernández-Ramos, M.D.

“…A study of different alternatives to improve the stability and lifetime of sensors for the determination of gaseous CO2 has been performed. It includes the…”
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Fast lifetime and amplitude determination in luminescence exponential decays by López-Ruiz, N., Hernández-Bélanger, D., Carvajal, M.A., Capitán-Vallvey, L.F., Palma, A.J., Martínez-Olmos, A.

“…In this work a novel algorithm for the fitting of an exponential decay luminescence curve is proposed. It is based on the integration of the luminescence…”
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Feasibility of the use of disposable optical tongue based on neural networks for heavy metal identification and determination by Ariza-Avidad, M., Cuellar, M.P., Salinas-Castillo, A., Pegalajar, M.C., Vuković, J., Capitán-Vallvey, L.F.

“…•Identification and determination of heavy metals by means of a disposable optical tongue.•Use of the color features of the two-membrane array in a chemometric…”
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Sensor array-based optical portable instrument for determination of pH by Martinez-Olmos, A., Capel-Cuevas, S., López-Ruiz, N., Palma, A.J., de Orbe, I., Capitán-Vallvey, L.F.

“…A portable optical instrument is presented that makes it possible to determine pH with a colorimetric sensor array. The use of four membranes containing…”
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Facial feminization surgery: surgical techniques and analysis of results in 200 patients by Capitán, L, Simon, D, Bailón, C

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TAMIS repair of a rectal stenosis not treatable by endoscopy by Valdés-Hernández, J., Del Rio, F. J., Gómez-Rosado, J. C., Cintas-Catena, J., Torres, C., Pérez-Sánchez, A., Oliva, F., Capitán-Morales, L. C.

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