Results 31 to 40 of about 554 (99)

Tunable Syngas Formation at Industrially Relevant Current Densities via CO2 Electroreduction and Hydrogen Evolution over Ni and Fe‐derived Catalysts obtained via One‐Step Pyrolysis of Polybenzoxazine Based Composites

open access: yesSmall, Volume 20, Issue 23, June 5, 2024.
The synthesis is reported via a one‐step pyrolysis of Ni/Fe based catalyst for syngas electrosynthesis via CO2 and H2O electroreduction. Optimization of the hydrophobicity /ion conductivity of the gas diffusion electrode enables the stable operation of the Ni‐based electrocatalyst for 3 h at −200 mA cm−2 during syngas electrosynthesis for the Fischer ...
Ignacio Sanjuán   +11 more
wiley   +1 more source

Wavelet-based EMG Sensing Interface for Pattern Recognition [PDF]

open access: yes, 2019
Department of Electrical EngineeringAs interest in healthcare and smart devices has increased in recent years, the studies that are sensing and analyzing various bio signals, such as EMG, ECG, and EEG, have been growing.
Jang, Jonggyu
core  

The application of the analog signal to discrete time interval converter to the signal conditioner power supplies [PDF]

open access: yes
The Analog Signal to Discrete Time Interval Converter microminiaturized module was utilized to control the signal conditioner power supplies. The multi-loop control provides outstanding static and dynamic performance characteristics, exceeding those ...
Schoenfeld, A. D., Yu, Y.
core   +1 more source

Amplificador Chopper como acondicionador de señales para sensores magnéticos. [PDF]

open access: yes, 2020
Proyecto Final IntegradorEn la industria de ASICs (Application Specific Integrated Circuits - Circuitos Integrados de Apliciación Específica), específicamente en sensores magnéticos, los amplificadores chopper son comúnmente usados debido a su capacidad ...
Fonseca Giraudo, Maximiliano Gabriel
core  

Modeling and Analysis of Power Processing Systems (MAPPS). Volume 1: Technical report [PDF]

open access: yes
Computer aided design and analysis techniques were applied to power processing equipment. Topics covered include: (1) discrete time domain analysis of switching regulators for performance analysis; (2) design optimization of power converters using ...
Carter, R. A.   +5 more
core   +1 more source

Dual frequency receiver system for Mariner 1967 to Venus Final engineering report [PDF]

open access: yes
Dual frequency receiver system for inclusion in Mariner 1967 spacecraft payload for use in measuring Venusian ionosphere and atmosphere by radio ...
Fair, B. C., Jr., Long, R. A.
core   +1 more source

Integrated circuit design for implantable neural interfaces [PDF]

open access: yes, 2020
Progress in microfabrication technology has opened the way for new possibilities in neuroscience and medicine. Chronic, biocompatible brain implants with recording and stimulation capabilities provided by embedded electronics have been successfully ...
Valtierra, José Luis
core  

An Adaptive Control System for Three-Phase Photovoltaic Inverters Working in a Polluted andVariable Frequency Electric Grid [PDF]

open access: yes, 2012
Theproportional+resonant (PR) controller has been proposed in the past as a suitable method to control the current generated by the grid-connected photovoltaic voltage source inverters.
Figueres Amorós, Emilio   +3 more
core   +1 more source

Lightweight multiple output converter development [PDF]

open access: yes
A high frequency, multiple output power conditioner was developed and breadboarded using an eight-stage capacitor diode voltage multiplier to provide +1200 Vdc, and a three-stage for -350 Vdc.
Kisch, J. J., Martinelli, R. M.
core   +1 more source

PROPORTIONAL FEEDBACK CONTROL OF DUTY CYCLE FOR DC HYBRID ACTIVE POWER FILTER [PDF]

open access: yes, 2008
This thesis deals with the design and implementation of a feedback control scheme for a DC Hybrid Active Power Filter used to filter harmonics from a Switched Reluctance Motor (SRM) Drive load.
Malleichervu, Govind N.
core   +1 more source

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