Results 1 to 10 of about 220,446 (313)

Non-Fullerene Organic Semiconductor ITIC as a Redox Mediator in Electrochemical Glucose Biosensors [PDF]

Sensors
ITIC’s superior electron-accepting capacity and efficient oxygen reduction motivated the design of a sensor to enhance sensitivity, selectivity, and stability over conventional oxygen-dependent or fullerene-based systems.
Maurício A. P. Papi, Victor G. Scheidweiler, Sandra de Melo Cassemiro, Leni C. Akcelrud, Marcio F. Bergamini, Luiz Humberto Marcolino-Junior   +5 more
doaj   +2 more sources

Nanoscale control of high-quality boron-doped ultrananodiamond on dioxide titanium nanotubes as a porous composite

Journal of Materials Research and Technology, 2021
A synthesis from micro to ultrananocrystalline boron-doped diamond (BDD/B-UNCD) requires a substrate pre-treatment by different seeding processes. Besides, for chemical vapor deposition, porous films demand high controlled two-step processes not only ...
L.G. Vernasqui, A.F. Sardinha, S.S. Oishi, N.G. Ferreira   +3 more
doaj   +1 more source

Evaluation of a photoelectrochemical platform based on strontium titanate, sulfur doped carbon nitride and palladium nanoparticles for detection of SARS-CoV-2 spike glycoprotein S1

Biosensors and Bioelectronics: X, 2022
This work aims to develop a photoelectrochemical (PEC) platform for detection of SARS-CoV-2 spike glyprotein S1. The PEC platform is based on the modification of a fluorine-doped tin oxide (FTO) coated glass slide with strontium titanate (SrTiO3 or ST ...
Chirlene N. Botelho, Suringo S. Falcão, Rossy-Eric P. Soares, Silma R. Pereira, Alan S. de Menezes, Lauro T. Kubota, Flavio S. Damos, Rita C.S. Luz   +7 more
doaj   +1 more source

Disposable and low-cost lab-made screen-printed electrodes for voltammetric determination of L-dopa

Sensors and Actuators Reports, 2021
This work presents a feasible process for preparation screen-printed electrode (SPE) using a lab-made conductive ink based on cellulose acetate (CAc) and graphite powder (GP) printed on polyvinyl chloride (PVC) sheet.
Jefferson H.S. Carvalho, Jeferson L. Gogola, Márcio F. Bergamini, Luiz H. Marcolino-Junior, Bruno C. Janegitz   +4 more
doaj   +1 more source

Eficacia de la red social Twitter en la detección de casos de congestión vehicular

Revista Científica Ciencia y Tecnología, 2023
El trabajo tiene como finalidad demostrar la eficacia del uso de la red social Twitter en la detección en tiempo real de situaciones de congestión vehicular, considerando como caso de estudio a la ciudad de Quito-Ecuador.
Nelson Herrera Herrera, Estevan Gomez
doaj   +1 more source

Sistema de monitoreo inteligente para motores completamente operativos

Tecnología en Marcha, 2023
La propuesta es realizar mediante el uso de Arduino y el uso de diferentes sensores, se pueda crear un sistema que pueda monitorear distintas condiciones de riesgo en motores trifásicos de inducción, como suministro de energía (corriente y voltaje ...
Gerald Alexander Castillo-Picado, Gustavo Fuentes-Quirós   +1 more
doaj   +1 more source

New System to Determine the Evolution of the Dynamic Young’s Modulus from Early Ages in Masonry Mortars

Applied Sciences, 2020
This work presents a new method to determine the evolution of the dynamic Young’s modulus (MOE) from small mechanical disturbances caused by cement mortar samples and whose value is collected using a low-cost Arduino accelerometer.
Engerst Yedra, Daniel Ferrández, Carlos Morón, Edmundo Gómez   +3 more
doaj   +1 more source

X Band electromagnetic property influence of multi-walled carbon nanotube in hybrid MnZn ferrite and carbonyl iron composites

Journal of Materials Research and Technology, 2020
A hybrid composite based on 30 wt.% and 50 wt.% of MnZn ferrite and Carbonyl Iron (CI) with 1 wt.% of carbon nanotube (CNT) dispersed on silicone rubber was produced to investigate the electromagnetic absorption performance on X Band frequency range (8.2–
B.H.K. Lopes, R.C. Portes, M.A. do Amaral Junior, D.E. Florez-Vergara, A.M. Gama, V.A. Silva, S.F. Quirino, M.R. Baldan   +7 more
doaj   +1 more source

Study of reflection process for nickel coated activated carbon fiber felt applied with electromagnetic interference shielding

Journal of Materials Research and Technology, 2019
Nickel coated activated carbon fiber felt (Ni-ACFF) are known as excellent materials for electrostatic dissipation and electromagnetic interference (EMI) shielding.
Miguel Angelo do Amaral Junior, Jossano Saldanha Marcuzzo, Bárbara da Silva Pinheiro, Braulio Hakuo Kondo Lopes, Ana Paula Silva de Oliveira, Jorge Tadao Matsushima, Maurício Ribeiro Baldan   +6 more
doaj   +1 more source

Domotics Project Housing Block

Sensors, 2016
This document develops the study of an implementation project of a home automation system in a housing placed in the town of Galapagar, Madrid. This house, which is going to be occupied by a four-member family, consists of 67 constructed square meters ...
Carlos Morón, Alejandro Payán, Alfonso García, Francisco Bosquet   +3 more
doaj   +1 more source