Results 11 to 20 of about 240,145 (341)

A new approach to designing easily recyclable printed circuit boards

open access: yesScientific Reports, 2022
Due to the ever-increasing amount of electronic waste (e-waste) worldwide, the problem of the effective disposal of printed circuit board waste (WPCB), which are environmentally hazardous, difficult to recycle and economically valuable products, has ...
Dmitriy Khrustalev   +4 more
doaj   +1 more source

Development of a Flexible Printed Circuit Board-Based Potentiometric Urea Biosensor Combined With Power Management Circuit Chip

open access: yesIEEE Access, 2023
This study proposes a power management circuit integrated with a readout circuit for measuring urea biosensors. The proposed power management circuit replaces the bulky power supply traditionally used in measurement systems.
Po-Yu Kuo   +3 more
doaj   +1 more source

INVESTIGATION OF THE INFLUENCE OF INFORMATION SECURITY CELL STACK MATERIAL PARAMETERS ON ITS RELIABILITY

open access: yesИзмерение, мониторинг, управление, контроль, 2021
Background. Printed circuit boards of modern analog, digital and digital-analog electronic devices of medium complexity and higher have a base in the form of a stack-a set of layers for various purposes, which are subsequently pressed into a single ...
P.A. Maksimov   +2 more
doaj   +1 more source

ON THE PROBLEM OF CREATING DIGITAL MODELS OF HEAT-LOADED ELEMENTS OF A RADIO-ELECTRONIC SYSTEM

open access: yesНадежность и качество сложных систем, 2022
Background. The study of heat exchange processes in printed circuit assemblies is a fundamental problem for ensuring a high level of reliability and performance of electronic equipment and complex systems in general.
B.Zh. Kuatov, I.M. Rybakov, N.K. Yurkov
doaj   +1 more source

Simulation of Impedance Discontinuities Resulting from Degradation of Interconnections on Printed Circuit Boards [PDF]

open access: yes, 2011
Numerical simulation of impedance discontinuities resulting from degradation of interconnections on printed circuit ...
Dipartimento Di Elettronica   +7 more
core   +2 more sources

Thermal and Electric Parameter Analysis of DC–DC Module Based on Resonant Switched Capacitor Converter

open access: yesEnergies, 2022
This elaboration presents the concept of the design, parameters, experimental investigation, and thermal numerical model solved using the finite element method of a high-power-density DC–DC converter.
Robert Stala   +4 more
doaj   +1 more source

Stretchable strain-tolerant soft printed circuit board: a systematic approach for the design rules of stretchable interconnects

open access: yesJournal of Information Display, 2020
Reported herein is a stretchable strain-tolerant soft printed circuit board (SPCB) following optimized circuit design rules. Inkjet-printed interconnects with a wrinkled structure and rigid epoxy patterns allow the outstanding stretchability and strain ...
Hyeon Cho   +5 more
doaj   +1 more source

SMT Assembly Inspection Using Dual-Stream Convolutional Networks and Two Solder Regions

open access: yesApplied Sciences, 2020
The automated optical inspection of a surface mount technology line inspects a printed circuit board for quality assurance, and subsequently classifies the chip assembly defects.
Young-Gyu Kim, Tae-Hyoung Park
doaj   +1 more source

Development of cutter for printed circuit board using hydraulic principle [PDF]

open access: yes, 2007
Cutter was known since long times ago as something that was use to cut the thing into smaller piece. Starting from the usual rock at the rock age till the high technology cutter which was make from the precious and valuable material like diamond at this
Mohd Muhaymin, Ismail
core   +3 more sources

Automated Low Investment Cost Evaporometers (ALICEs)

open access: yesApplied Sciences, 2021
Evaporation is an important part of the hydrological cycle. This paper discusses the materials and methods we used to develop an evaporometer, which measures evaporation from the water surface, like a drop in water level.
Adam Tejkl, Petr Kavka
doaj   +1 more source

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