Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide

This letter reports the development of an integrated optoelectronic sensor for refractive index (RI) measurement, based on a zinc oxide metal–semiconductor–metal photodetector with electrohydrodynamic (EHD)-printed interdigitated electrodes and a polydimethylsiloxane (PDMS) waveguide placed on the s...

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Autores: Villena Salgado, Hiyary, Herrera Urrutia, Jakes, Matías Maestro, Ignacio, Corres Sanz, Jesús María
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2025
País:España
Institución:Universidad Pública de Navarra
Repositorio:Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
OAI Identifier:oai:academica-e.unavarra.es:2454/56030
Acceso en línea:https://hdl.handle.net/2454/56030
Access Level:acceso abierto
Palabra clave:Optoelectronic sensors
Electrohydrodynamic (EHD) printing
Integrated refractive index (RI) sensor
Metal– semiconductor–metal (MSM) zinc oxide (ZnO) photodetectors
Optoelectronic printed sensors
Polydimethylsiloxane (PDMS) waveguide
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spelling Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguideVillena Salgado, HiyaryHerrera Urrutia, JakesMatías Maestro, IgnacioCorres Sanz, Jesús MaríaOptoelectronic sensorsElectrohydrodynamic (EHD) printingIntegrated refractive index (RI) sensorMetal– semiconductor–metal (MSM) zinc oxide (ZnO) photodetectorsOptoelectronic printed sensorsPolydimethylsiloxane (PDMS) waveguideThis letter reports the development of an integrated optoelectronic sensor for refractive index (RI) measurement, based on a zinc oxide metal–semiconductor–metal photodetector with electrohydrodynamic (EHD)-printed interdigitated electrodes and a polydimethylsiloxane (PDMS) waveguide placed on the sensor surface. The sensor detects variations in photocurrent caused by changes in the evanescent field of the PDMS waveguide when an analyte is deposited on it. A higher analyte RI results in decreased photocurrent. This work reports a promising application of conventional ultraviolet photodetectors for RI sensing. The use of scalable techniques, such as EHD printing and sputtering, together with direct integration of the PDMS waveguide, highlights the potential of the device as a compact and versatile sensing platform.This work was supported in part by the Gobierno de Navarra under Grant PC24-DEPLOC-012-002-015 and in part by the Gobierno de Navarra under Ayudas predoctorales para la realización de Programas de Doctorado de Interés para Navarra under Grant 0011-0537-2024-000070. Open access funding provided by the Public University of Navarra.IEEEIngeniería Eléctrica, Electrónica y de ComunicaciónIngeniaritza Elektrikoa, Elektronikoa eta Telekomunikazio IngeniaritzaInstitute of Smart Cities - ISCUniversidad Pública de Navarra / Nafarroako Unibertsitate PublikoaGobierno de Navarra / Nafarroako Gobernua2025info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://hdl.handle.net/2454/56030reponame:Academica-e. Repositorio Institucional de la Universidad Pública de Navarrainstname:Universidad Pública de NavarraInglésinfo:eu-repo/grantAgreement/Gobierno de Navarra//0011-0537-2024-000070© 2025 The Authors. This work is licensed under a Creative Commons Attribution 4.0 License.https://creativecommons.org/licenses/by/4.0/info:eu-repo/semantics/openAccessoai:academica-e.unavarra.es:2454/560302026-06-17T12:41:47Z
dc.title.none.fl_str_mv Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
title Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
spellingShingle Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
Villena Salgado, Hiyary
Optoelectronic sensors
Electrohydrodynamic (EHD) printing
Integrated refractive index (RI) sensor
Metal– semiconductor–metal (MSM) zinc oxide (ZnO) photodetectors
Optoelectronic printed sensors
Polydimethylsiloxane (PDMS) waveguide
title_short Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
title_full Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
title_fullStr Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
title_full_unstemmed Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
title_sort Integrated optoelectronic refractometer based on ZnO photodetector with EHD-printed electrodes and PDMS waveguide
dc.creator.none.fl_str_mv Villena Salgado, Hiyary
Herrera Urrutia, Jakes
Matías Maestro, Ignacio
Corres Sanz, Jesús María
author Villena Salgado, Hiyary
author_facet Villena Salgado, Hiyary
Herrera Urrutia, Jakes
Matías Maestro, Ignacio
Corres Sanz, Jesús María
author_role author
author2 Herrera Urrutia, Jakes
Matías Maestro, Ignacio
Corres Sanz, Jesús María
author2_role author
author
author
dc.contributor.none.fl_str_mv Ingeniería Eléctrica, Electrónica y de Comunicación
Ingeniaritza Elektrikoa, Elektronikoa eta Telekomunikazio Ingeniaritza
Institute of Smart Cities - ISC
Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa
Gobierno de Navarra / Nafarroako Gobernua
dc.subject.none.fl_str_mv Optoelectronic sensors
Electrohydrodynamic (EHD) printing
Integrated refractive index (RI) sensor
Metal– semiconductor–metal (MSM) zinc oxide (ZnO) photodetectors
Optoelectronic printed sensors
Polydimethylsiloxane (PDMS) waveguide
topic Optoelectronic sensors
Electrohydrodynamic (EHD) printing
Integrated refractive index (RI) sensor
Metal– semiconductor–metal (MSM) zinc oxide (ZnO) photodetectors
Optoelectronic printed sensors
Polydimethylsiloxane (PDMS) waveguide
description This letter reports the development of an integrated optoelectronic sensor for refractive index (RI) measurement, based on a zinc oxide metal–semiconductor–metal photodetector with electrohydrodynamic (EHD)-printed interdigitated electrodes and a polydimethylsiloxane (PDMS) waveguide placed on the sensor surface. The sensor detects variations in photocurrent caused by changes in the evanescent field of the PDMS waveguide when an analyte is deposited on it. A higher analyte RI results in decreased photocurrent. This work reports a promising application of conventional ultraviolet photodetectors for RI sensing. The use of scalable techniques, such as EHD printing and sputtering, together with direct integration of the PDMS waveguide, highlights the potential of the device as a compact and versatile sensing platform.
publishDate 2025
dc.date.none.fl_str_mv 2025
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv https://hdl.handle.net/2454/56030
url https://hdl.handle.net/2454/56030
dc.language.none.fl_str_mv Inglés
language_invalid_str_mv Inglés
dc.relation.none.fl_str_mv info:eu-repo/grantAgreement/Gobierno de Navarra//0011-0537-2024-000070
dc.rights.none.fl_str_mv © 2025 The Authors. This work is licensed under a Creative Commons Attribution 4.0 License.
https://creativecommons.org/licenses/by/4.0/
info:eu-repo/semantics/openAccess
rights_invalid_str_mv © 2025 The Authors. This work is licensed under a Creative Commons Attribution 4.0 License.
https://creativecommons.org/licenses/by/4.0/
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv IEEE
publisher.none.fl_str_mv IEEE
dc.source.none.fl_str_mv reponame:Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
instname:Universidad Pública de Navarra
instname_str Universidad Pública de Navarra
reponame_str Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
collection Academica-e. Repositorio Institucional de la Universidad Pública de Navarra
repository.name.fl_str_mv
repository.mail.fl_str_mv
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score 15,811543

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