Results 51 to 60 of about 4,785,901 (295)

Design and simulation of zipping variable capacitors

open access: yes, 2007
Variable capacitors are essential for building tunable RF systems. We present here the design and simulation of novel zipping variable capacitors with a high permittivity dielectric layer. Two modelling techniques are presented: finite element simulation
Pu, S.H, Yeatman, E.M., Holmes, A.S.
core   +1 more source

Review of Energy Storage Capacitor Technology

open access: yesBatteries
Capacitors exhibit exceptional power density, a vast operational temperature range, remarkable reliability, lightweight construction, and high efficiency, making them extensively utilized in the realm of energy storage. There exist two primary categories
Wenting Liu   +6 more
doaj   +1 more source

Automated FRAP microscopy for high‐throughput analysis of protein dynamics in chromatin organization and transcription

open access: yesFEBS Open Bio, EarlyView.
RoboMic is an automated confocal microscopy pipeline for high‐throughput functional imaging in living cells. Demonstrated with fluorescence recovery after photobleaching (FRAP), it integrates AI‐driven nuclear segmentation, ROI selection, bleaching, and analysis.
Selçuk Yavuz   +6 more
wiley   +1 more source

Heterovalent-doping-enabled atom-displacement fluctuation leads to ultrahigh energy-storage density in AgNbO3-based multilayer capacitors

open access: yesNature Communications, 2023
AgNbO3 has a potential for high power capacitors due to its antiferroelectric characteristics. Here, the authors achieve multilayer capacitors with energy-storage density of 14 J·cm−3 by heterovalent-doping-enabled atom-displacement fluctuation.
Li-Feng Zhu   +10 more
doaj   +1 more source

A Ćuk-Based Modular DC–DC Converter For Medium Voltage Direct Current (MVDC) Applications

open access: yesIEEE Open Journal of Power Electronics, 2022
A highly reliable modular DC-DC converter that is well-suited to the medium -voltage direct-current (MVDC) grid applications is presented in this paper. Each power module in the proposed converter is designed and controlled such that it employs two small
Abdulgafor Alfares   +2 more
doaj   +1 more source

Design and materials of antiferroelectric capacitors for high density power electronic applications

open access: yes, 2022
7 S.For high-density power electronic systems with miniaturized system size and high efficiency, and for lowest possible cost, a balancing of the semiconductor switching speed, frequency of switching, current density, and ripple and overshoot voltages is
Engel, Guenther F.
core   +1 more source

Flexible ceramic film capacitors for high-temperature power electronics

open access: yesMaterials Science for Energy Technologies, 2019
Flexible ceramic film capacitors with high dielectric constant and high breakdown strength hold special promise for applications in power electronics.
Beihai Ma   +4 more
doaj   +1 more source

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

Living and Working Safely Around High-Voltage Power Lines. [PDF]

open access: yes, 1998
High-voltage transmission lines can be just as safe as the electrical wiring in the homes--or just as dangerous. The crucial factor is ourselves: they must learn to behave safely around them.
United States. Bonneville Power Administration.
core   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

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