Results 31 to 40 of about 1,152,722 (287)

Preface: XXXII Conference on Electrical and Electronic Engineering

open access: yesEngineering Proceedings
The XXXII Electrical and Electronic Engineering Conference (XXXII JIEE-2024) is an annual event organized by the Faculty of Electrical and Electronic Engineering at the Escuela Politécnica Nacional, Quito, Ecuador [...]
Walter Vargas   +4 more
doaj   +1 more source

Identification of Control Parameters Using Taguchi Method for Hybrid Real-Binary Differential Evolution Algorithm and Its Applications in Electromagnetic Optimization

open access: yesInternational Journal of Antennas and Propagation, 2023
The hybrid real-binary differential evolution (HDE) algorithm has been proficient in addressing electromagnetic optimization problems (EOPs) involving both real and binary variables.
Wenchao Du   +5 more
doaj   +1 more source

Evaluation of the Performance of Ukraine’s Engineering Enterprises [PDF]

open access: yesProblemi Ekonomiki, 2020
The article analyzes activities of the engineering industry of Ukraine in terms of their effectiveness. The study considers dynamic patterns of changes in the volumes of production and sales of engineering products, financial results before tax, net ...
Tsyhanova Оleksandra S.   +2 more
doaj   +1 more source

Thick GaN film stress-induced self-separation

open access: yes, 2019
Cracking of thick GaN films on sapphire substrates during the cooling down after the growth was studied. The cracking was suppressed by increasing the film-to-substrate thickness ratio and by using an intermediate carbon buffer layer, that reduced the ...
Lelikov, Yuri   +4 more
core   +1 more source

Effects of quantum well growth temperature on the recombination efficiency of InGaN/GaN multiple quantum wells that emit in the green and blue spectral regions [PDF]

open access: yes, 2015
InGaN-based light emitting diodes and multiple quantum wells designed to emit in the green spectral region exhibit, in general, lower internal quantum efficiencies than their blue-emitting counter parts, a phenomenon referred to as the “green gap.” One ...
Dawson, Philip   +8 more
core   +3 more sources

Developed implementation of the electronic training manual on electrical technical disciplines for professional trainers

open access: yesНауковий Вісник Південноукраїнського Національного Педагогічного Університету імені К. Д. Ушинського
The article reveals the theoretical and practical aspects of the creation and implementation of an electronic study guide on electrical engineering disciplines in the educational process of vocational education students. After all, today, one of the ways
Shevchuk Larysa   +2 more
doaj   +1 more source

Open Access Articles Have a Greater Research Impact Than Articles Not Freely Available

open access: yesEvidence Based Library and Information Practice, 2006
A review of: Antelman, Kristin. “Do Open-Access Articles Have a Greater Research Impact?” College & Research Libraries 65.5 (Sep. 2004): 372-82. Objective – To ascertain whether open access articles have a greater research impact than articles ...
Suzanne Pamela Lewis
doaj   +1 more source

Refractometric Sensing of Protein in Urine by the Photonic Crystal Fiber Biosensor in THz Regime

open access: yesInternational Journal of Optics, 2023
The presence of albumin in human urine is one of the confirmed early symptoms of kidney dysfunction. A precise urine protein identification process is very important to monitor the kidney’s proper functioning. To identify the presence of albumin in urine,
Md. Moshiur Rahman   +3 more
doaj   +1 more source

Computers from plants we never made. Speculations

open access: yes, 2017
We discuss possible designs and prototypes of computing systems that could be based on morphological development of roots, interaction of roots, and analog electrical computation with plants, and plant-derived electronic components.
A Adamatzky   +54 more
core   +1 more source

On the electrical conductivity of alginate hydrogels [PDF]

open access: yes, 2018
Hydrogels have been extensively used in the field of biomedical applications, offering customisable natural, synthetic or hybrid materials, particularly relevant in the field of tissue engineering. In the bioelectronics discipline hydrogels are promising
Anastasiadis, Spiros H.   +5 more
core   +1 more source

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