Results 71 to 80 of about 254,560 (354)

THE LAYOUT OF ON-BOARD ELECTRONIC SYSTEMS WITHOUT RESONANT BLOCKS USING DOUBLE-LAYER PRINTED CIRCUIT BOARDS WITH A RIGID BASE

open access: yesНадежность и качество сложных систем
Background. The aim of the work is to develop an engineering methodology for calculating printed circuit board assemblies with a rigid substrate. The analysis of methods and techniques for calculating resonance-free (in the operating frequency range ...
S.I. Frolov   +2 more
doaj   +1 more source

A 3D Biofabricated Disease Model Mimicking the Brain Extracellular Matrix Suitable to Characterize Intrinsic Neuronal Network Alterations in the Presence of a Breast Tumor Disseminated to the Brain

open access: yesAdvanced Functional Materials, EarlyView.
A 3D disease model is developed using customized hyaluronic‐acid‐based hydrogels supplemented with extracellular matrix (ECM) proteins resembling brain ECM properties. Neurons, astrocytes, and tumor cells are used to mimic the native brain surrounding.
Esra Türker   +16 more
wiley   +1 more source

Predicting the level of nonconformities (defects) in printed circuit board production based on their calculated reliability

open access: yesИзвестия высших учебных заведений. Поволжский регион:Технические науки
Background. Improving the reliability of printed circuit boards is associated with reducing the level of their defects in the production process. The task of forecasting the level of defects is especially relevant in a situation where an enterprise ...
A.A. Troshin, I.V. Balakhonova
doaj   +1 more source

Simple modeling for conducted common-mode current in switching circuits [PDF]

open access: yes, 2001
Common mode current strongly depends on stray capacitance of each circuit node, especially those with high dv/dt and di/dt. To build a simple model for conducted common mode current in switching circuit a computer software based on Partial Element ...
Kchikach, M   +3 more
core   +1 more source

A Smart Bio‐Battery Facilitates Diabetic Bone Defect Repair Via Inducing Macrophage Reprogramming and Synergistically Modulating Bone Remodeling Coupling

open access: yesAdvanced Functional Materials, EarlyView.
This research presents a novel implantable bio‐battery, GF‐OsG, tailored for diabetic bone repair. GF‐OsG generates microcurrents in high‐glucose conditions to enhance vascularization, shift macrophages to the M2 phenotype, and regulate immune responses.
Nanning Lv   +10 more
wiley   +1 more source

Study of distribution of thermal fluxes in a plate of aluminum with nanoporous aluminum oxide by means of thermal imaging measurements

open access: yesDoklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, 2019
The paper presents the results of studies of heat fluxes in a printed circuit board made of aluminum with nanoporous anodic alumina, generated by linear heat source.
H. T. Dinh   +3 more
doaj  

Room‐Temperature, High‐Resolution Soft Anisotropic Conductive Film for Electrical Interfacing in Stretchable Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A UV‐crosslinkable soft anisotropic conductive film (ACF) provides high‐resolution, room‐temperature electrical interfacing. Upon UV exposure, azide crosslinkers within the ACF matrix form covalent bonds with a wide range of C–H‐containing materials, resulting in interfaces that are both mechanically durable and electrically reliable.
Jun Choi   +7 more
wiley   +1 more source

Standards for compatibility of printed circuit and component lead materials [PDF]

open access: yes, 1968
Study of packaging of microminiature electronic components reveals methods of improving compatibility of lead materials, joining techniques, transfer molding concepts, printed circuit board materials, and process and material ...

core   +1 more source

Hardware design of magnetically isolated gate driver using insulated gate bipolar transistor (IGBT) [PDF]

open access: yes, 2017
This paper presents the hardware design of compact H-bridge magnetically isolated gate driver using Insulated Gate Bipolar Transistor (IGBT) as power device.
Abdul Harris, Faranadia   +4 more
core   +1 more source

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