Exploració per tema "Electrochemical sensors"

Ara es mostren els items 1-20 de 21

    • Amperometric thyroxine sensor using a nanocomposite based on graphene modified with gold nanoparticles carrying a thiolated beta-cyclodextrin 

      Muñoz, José; Riba Moliner, Marta; Brennan, Lorcan J.; Gun'ko, Yuri K.; Céspedes, Francisco; González Campo, Arántzazu; Baeza Labat, Mireia (2016-05)
      Article
      Accés obert
      This article reports a novel electrochemical sensor based on a nanocomposite for the sensitive determination of Thyroxine (T4), the active form of the hormone. Hydrodynamic amperometry is performed with a nanocomposite ...

    • An inkjet-printed amperometric H2S sensor for environmental applications 

      Paré Estatella, Franc; Castro Carrasco, Rebeca Ignacia; Guimerà Villalba, Xavier; Gabriel Buguña, Gemma; Baeza Labat, Mireia (MDPI AG, 2021-06-30)
      Article
      Accés obert

    • Desenvolupament de sensors per a la detecció de contaminants en dissolucions aquoses basats en nanomaterials 

      de la Cruz Ybern, Paula (Universitat Politècnica de Catalunya, 2013-11)
      Projecte/Treball Final de Carrera
      Accés restringit per decisió de l'autor
      Aquest treball es desenvolupa en el context actual global de major consciència envers la preservació del medi ambient i, per tant, de restriccions més estrictes a la legislació sobre els contaminants en medis aquàtics. ...

    • Diseño de placa electrónica para la monitorización de la calidad del aire 

      Andrade Coronel, Edison Leonardo (Universitat Politècnica de Catalunya, 2016-04-15)
      Projecte Final de Màster Oficial
      Accés obert
      El proyecto consiste en realizar una placa electrónica que permita utilizar un sensor electroquímico para medir ozono. En el se verá todo el proceso del diseño y un breve análisis de los datos recogidos.

    • Dopamine and glucose electrochemical sensors based on plasma treated plastics 

      Aït Saïd, Jules (Universitat Politècnica de Catalunya, 2018-06-27)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      In a recent study, plasma-treated low-density polyethylene (LDPE) modified with adsorbed glucose oxidase (GOx) electrochemical sensor has been developed to promote the electrocatalytic oxidation of glucose. ...

    • Electrochemical detection of dopamine based on a PVA/PEDOT: PSS thin film electrode 

      Gira, Anita (Universitat Politècnica de Catalunya, 2023-06-19)
      Treball Final de Grau
      Accés obert
      This project is part of a trans-national training network: the BioInspireSensing project, whose purpose is producing biosensors for pressure, temperature, and acidity. The aim of this study is fabricating a biosensor for ...

    • Electrochemical sensor for nadh detection based on modified surgical meshes and sutures 

      El Hauadi, Karima (Universitat Politècnica de Catalunya, 2021-07-05)
      Treball Final de Grau
      Accés obert
      Sensors based on electrochemical methods have gained an important role in the field of biomolecular detection over the last decades. Sensing of molecules of high biological interest such as dopamine, glucose or lactate has ...

    • Estudio de sensores textiles para su uso en bioinstrumentación 

      Martínez Estrada, Marc (Universitat Politècnica de Catalunya, 2018-06)
      Projecte Final de Màster Oficial
      Accés obert
      Durante el estudio se pretende realizar una recopilación de los diferentes sensores textiles, centrándose en los sensores de humedad, analizarlos y comprender las características más importantes de cada uno de los artículos ...

    • Investigating aptamer-modified thin metal films for small-molecule detection 

      Sekhon, Seerat (Universitat Politècnica de Catalunya, 2023-09-12)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat
      Realitzat a/amb:   Eidgenössische Technische Hochschule Zürich
      Electrochemical sensors have shown significant promise in advancing point-of-care diagnostics, as exemplified by commercialization of glucometers. Majority of these sensors are label-free and modulate the electrical ...

    • Low-cost technologies used in corrosion monitoring 

      Komary, Mahyad; Komarizadehasl, Seyedmilad; Tošić, Nikola; Segura Pérez, Ignacio; Lozano Galant, José Antonio; Turmo Coderque, José (Multidisciplinary Digital Publishing Institute (MDPI), 2023-02)
      Article
      Accés obert
      Globally, corrosion is the costliest cause of the deterioration of metallic and concrete structures, leading to significant financial losses and unexpected loss of life. Therefore, corrosion monitoring is vital to the ...

    • Manufactured flexible electrodes for dopamine detection: integration of conducting polymer in 3D-printed polylactic acid 

      Fontana Escartín, Adrián; Puiggalí Jou, Anna; Lanzalaco, Sonia; Bertran Cànovas, Òscar; Alemán Llansó, Carlos (2021-06-23)
      Article
      Accés obert
      Flexible electrochemical sensors based on electroactive materials have emerged as powerful analytical tools for biomedical applications requiring bioanalytes detection. Within this context, 3D printing is a remarkable ...

    • Multilevel passive microfluidics for electrochemical biosensors 

      Azizian, Pooya; Ortega Novillo, Adrián; Ricart Campos, Jordi; Casals Terré, Jasmina; Cabot, Joan Marc (2020)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Herein, we present a proof-of-concept 3D (multilevel) passive microfluidic device for point-of-care applications including electrochemical biosensors. Multiphase flow (air-water interface) within multilevel microchannels ...

    • New electronic tongue sensor array system for accurate liquor beverage classification 

      León Medina, Jersson Xavier; Anaya, Maribel; Tibaduiza Burgos, Diego Alexander (2023-07-01)
      Article
      Accés obert
      The use of sensors in different applications to improve the monitoring of a process and its variables is required as it enables information to be obtained directly from the process by ensuring its quality. This is now ...

    • Online oxygen monitoring using integrated inkjet-printed sensors in a liver-on-a-chip system 

      Moya Lara, Ana; Ortega Ribera, Martí; Guimerà Villalba, Xavier; Sowade, Enrico; Zea, Miguel; Illa, Xavi; Ramon, Eloi; Villa, Rosa; Gracia Sancho, Jordi; Gabriel Buguña, Gemma (2018-06-01)
      Article
      Accés obert
      The demand for real-time monitoring of cell functions and cell conditions has dramatically increased with the emergence of organ-on-a-chip (OOC) systems. However, the incorporation of co-cultures and microfluidic channels ...

    • Optimización de un sistema de análisis por inyección secuencial (SIA) multisensor totalmente automatizado 

      Garcia Sarasola, Paula (Universitat Politècnica de Catalunya, 2018-07-03)
      Treball Final de Grau
      Accés obert
      La concienciación social hacia el medio ambiente ha aumentado en los últimos años. Es por este motivo, por el cual actualmente, sobretodo en el ámbito industrial, se intentan desarrollar nuevas técnicas de descontaminación ...

    • Oxygen plasma treated thermoplastics as integrated electroresponsive sensors 

      Fontana Escartín, Adrián; Lanzalaco, Sonia; Zhilev, Georgi; Armelín Diggroc, Elaine Aparecida; Bertran Cànovas, Òscar; Alemán Llansó, Carlos (Elsevier, 2024-03-01)
      Article
      Accés restringit per política de l'editorial
      Polypropylene (PP), thermoplastic polyurethane (TPU), polyethylene terephthalate glycol (PETG) and polylactic acid (PLA) 3D printed specimens, which are intrinsically non-electroresponsive materials, have been converted ...

    • Plasma-treated polyethylene as electrochemical mediator for enzymatic glucose sensors: Toward bifunctional glucose and dopamine sensors 

      Buendía Morales, Jorge Juan; Fabregat Jové, Georgina; Castedo Rodríguez, Alejandra; Llorca Piqué, Jordi; Alemán Llansó, Carlos (2018-01-01)
      Article
      Accés obert
      The application of inert and insulating low density polyethylene (LDPE) in electrochemical detection is null. However, in a recent study it was found that reactive species formed onto the surface of plasma-treated LDPE and ...

    • Preparation and characterization of functionalized surgical meshes for early detection of bacterial infections 

      Fontana Escartín, Adrián; El Hauadi, Karima; Lanzalaco, Sonia; Pérez Madrigal, Maria del Mar; Armelín Diggroc, Elaine Aparecida; Turon, Pau; Alemán Llansó, Carlos (American Chemical Society (ACS), 2023-01-24)
      Article
      Accés restringit per política de l'editorial
      Isotactic polypropylene (i-PP) nonabsorbable surgical meshes are modified by incorporating a conducting polymer (CP) layer to detect the adhesion and growth of bacteria by sensing the oxidation of nicotinamide adenine ...

    • Raw data collected from NO2, O3 and NO air pollution electrochemical low-cost sensors 

      Ferrer Cid, Pau; Barceló Ordinas, José María; García Vidal, Jorge (Elsevier, 2022-12)
      Article
      Accés obert
      Recently, the monitoring of air pollution by means of lowcost sensors has become a growing research field due to the study of techniques based on machine learning to improve the sensors’ data quality. For this purpose, ...

    • Testing the performance of sensors for ozone pollution monitoring in a citizen science approach 

      Ripoll Ruiz, Aleix; Viana, Mar; Padrosa, Marc; Querol Carceller, Xavier; Minutolo, Andrea; Hou, Kun Mean; Barceló Ordinas, José María; García Vidal, Jorge (Elsevier, 2019-02-15)
      Article
      Accés obert
      Tropospheric ozone (O3) is an environmental pollutant of growing concern, especially in suburban and rural areas where the density of air quality monitoring stations is not high. In this type of areas citizen science ...