Results 51 to 60 of about 56,740 (149)

Frequency and voltage dependent electrical responses of poly(triarylamine) thin film-based organic Schottky diode

open access: yesEPJ Web of Conferences, 2017
A metal-organic-metal (MOM) type Schottky diode based on poly (triarylamine) (PTAA) thin films has been fabricated by using the spin coating method.
Mohamad Khairul Anuar   +4 more
doaj   +1 more source

A Novel Method of Multi-Information Acquisition for Electromagnetic Flow Meters

open access: yesSensors, 2015
In this paper, a novel method is proposed for multi-information acquisition from the electromagnetic flow meter, using magnetic excitation to measure the fluid velocity and electrochemistry impedance spectroscopy (EIS) for both the fluid quality and the ...
Wenhua Cui, Bin Li, Jie Chen, Xinwei Li
doaj   +1 more source

Very Low Power Cockcroft-Walton Voltage Multiplier for RF Energy Harvesting Applications [PDF]

open access: yes, 2019
A device was required that could harvest the electromagnetic energy present in ambient radio frequency (RF) signals. A part of this device must convert the AC RF signal received by the antenna into a DC signal that can be used in an embedded application.
Langdon, Trace
core   +2 more sources

Characterization of high-temperature PbTe p-n junctions prepared by thermal diffusion and by ion-implantation

open access: yes, 2007
We describe here the characteristics of two types of high-quality PbTe p-n-junctions, prepared in this work: (1) by thermal diffusion of In4Te3 gas (TDJ), and (2) by ion implantation (implanted junction, IJ) of In (In-IJ) and Zn (Zn-IJ).
A. V. Butenko   +12 more
core   +1 more source

A Practical Method for Module-Level Capacitance Estimation in Automotive Power Module Using Datasheet-Based Modeling

open access: yesIEEE Access
This paper proposes a practical method for efficiently estimating the module-level capacitance of high-voltage power modules used in automotive applications.
Jaewon Rhee   +3 more
doaj   +1 more source

THE MEASURENMENT OF ELECTRICITY AND DIELECTRIC CHARACTERISTIC OF ONION (ALLIUM CEPA)

open access: yesJambura Physics Journal, 2019
This experiment aimed to measurenment of the electricity and dielectric characteristic of onion (Allium cepa). In this study, the onion have been done through the variation of frequency and temperature. The frequency was setup in 30 different values from
Abd Wahidin Nuayi   +1 more
doaj   +1 more source

Métodos de avaliação de massa de forragem em pastagens de capim-estrela submetidas a intensidades de pastejo Estimate methods of the herbage mass on stargrass submitted to grazing intensities

open access: yesCiência Rural, 2011
O experimento foi conduzido para comparar a eficiência dos métodos do disco medidor de forragem (DMF), o bastão graduado (BG), a régua e o medidor de capacitância (MC), utilizados em estimativas da massa de forragem (MF) em pastagens.
Domenico Sales Rocha Arruda   +3 more
doaj  

Nanoporous high-entropy alloys fabricated by liquid metal dealloying and surface anodizing for enhanced electrochemical performance in capacitors

open access: yesJournal of Materials Research and Technology
Three-dimensional nanoporous (3DNP) TiVNbMoTa high-entropy alloys (HEAs) were developed as potential high-performance electrode materials for metal capacitors.
Jae Hyuk Lee   +3 more
doaj   +1 more source

A 2 degree-of-freedom SOI-MEMS translation stage with closed loop positioning [PDF]

open access: yes, 2014
This research contains the design, analysis, fabrication, and characterization of a closed loop XY micro positioning stage. The XY micro positioning stage is developed by adapting parallel-kinematic mechanisms, which have been widely used for macro and ...
Koo, Bon Jin
core  

Simultaneous capacitive probe and planar laser-induced fluorescence measurements in downwards gas-liquid annular flow [PDF]

open access: yes, 2017
Various experimental techniques are available to analyse two-phase flows. The measurement concept and the applicability can however vary greatly. Prime examples from the opposite spectrum are planar laser-induced measurements (PLIF) versus capacitive ...
An, Jae S   +4 more
core   +1 more source

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