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Mostrando ítems 21-30 de 142
Projeto e implementação de um conversor estático chaveado com fonte recarregável para alimentação de microfones condensadores
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de ElétricaEngenharia ElétricaUTFPR, 2017-11-03)
Alongside the technological advance of mechanical wave transduction in electrical stimuli, the condenser microphones appeared. This microphone has a "capacitor" that receives the mechanical stimulus of the audio wave and ...
Polymer Light Emitting Diode Using PFT-Poly(9,9 `-n-dihexil-2,7-fluorenodiilvinylene-alt-2,5thiophene)
(AMER SCIENTIFIC PUBLISHERS, 2010)
The development of new electroluminescence polymers for specific colour tuning in Polymer Light Emitting Devices (PLEDs) is currently one of the most important fields for organic electronics. This work reports a synthesis ...
Propiedades estructurales, electrónicas y ópticas de nanoestructuras basadas en plata: un enfoque cuanto-mecánico.
(Escuela Superior Politécnica de Chimborazo, 2019-06-11)
A quantum mechanics study of the structural, electronic and optical properties of nanoribbons based on Silver (Ag) was carried out in this degree work, through the Time Dependent and Time independent Density Functional ...
Instrumentación y control. Sistemas electrónicos y equipo. Guía del instructor. Utilización de equipo de prueba electrónico
(Servicio Nacional de Aprendizaje (SENA), 2021)
Analysis of the Dielectric Behavior of Distribution Insulators Under Non-Standard Lightning Impulses Voltages
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2011)
Overhead distribution lines are often exposed to lightning overvoltages, whose waveforms vary widely and can differ substantially from the standard impulse voltage waveform (1,2 - 50). Different models have been proposed ...
Layer-by-layer Assembly Of Functionalized Reduced Graphene Oxide For Direct Electrochemistry And Glucose Detection
(Elsevier Science BVAmsterdam, 2016)
Enhancement of wanlongmycin production by nitrogen ion beam implantation
(Pontificia Universidad Católica de Valparaíso, 2010)
Construcción y control de un vehículo eléctrico autobalanceado de dos ruedas para transporte unipersonal
(Universidad Michoacana de San Nicolás de Hidalgo, 2014-07)
The design, construction and control of a unipersonal two-wheeled autobalance vehicle is presented in this thesis. The transportation of one person from one place to another on the two-wheeled autobalanced vehicle is the ...
Accurate calculation of N1s and C1s core electron binding energies of substituted pyridines. Correlation with basicity and with Hammett substituent constants
(Elsevier Science BvAmsterdamHolanda, 2008)