Results 71 to 80 of about 555 (246)

Study on DC-DC converters

open access: yes, 2018
The rapidly increase in power generation demand have shorten the life span of natural resources such as fossil fuels. This issue alarmed the survival of human kind to continue to explore for alternative sources to sustain power generation.
Chua, Jolene
core  

Advances in Electroactive Liquid Crystal Elastomers for Intelligent Robotics and Electronics

open access: yesAdvanced Robotics Research, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) integrate molecular anisotropy with electrical functionality to enable programmable actuation and reconfigurable electronics. This review classifies eLCEs into robotic actuators and adaptive electronics, summarizes key actuation mechanisms, and highlights fabrication strategies that bridge materials to ...
Kavita Ramesh Rathod   +14 more
wiley   +1 more source

DC to DC inverter for backup power supplies with super-capacitors

open access: yes, 2019
Master’s thesis deals with the design concept of DC/DC convertor usable for a backup source with supercapacitors. The paper describes the theoretical knowledge of supercapacitors technology, principle of basic DC/DC convertors and their use in electrical
Pavlík, Arnošt
core  

A Soft, Flexible Implant for Wireless Photothermal–Pyroelectric Neurostimulation

open access: yesAdvanced Science, EarlyView.
A replication strategy is used to enlarge the exposed surface area of barium titanate within flexible films with embedded carbon nanotubes, enabling efficient photothermal‐pyroelectric stimulation. Polar crystalline nanosheets show superior performance in guiding neural progenitor cells toward neuronal differentiation.
Jiang Wu   +7 more
wiley   +1 more source

Advanced wind energy convertors using electronic power conversion. [PDF]

open access: yes, 1997
SIGLEAvailable from British Library Document Supply Centre-DSC:DXN013000 / BLDSC - British Library Document Supply CentreGBUnited ...
Chen, Z., Chen, Zhe
core  

Time‐Multiplexed Organic Electrochemical Transistor for Saliva‐Based Rapid Detection of Viral Proteins

open access: yesAdvanced Science, EarlyView.
A time‐multiplexed nanobody‐functionalized organic electrochemical transistor enables rapid and sensitive detection of three respiratory viral proteins from saliva. Sequentially addressed multi‐gate electrodes on a shared channel achieve around 1 fm detection within 15 min without sample preprocessing. Clinical validation demonstrates high specificity,
Tianrui Chang   +13 more
wiley   +1 more source

Impact of Parasitics on the Dynamic Performance of Capacitor Clamped Bidirectional DC–DC Converter

open access: yesIET Power Electronics
This study investigates the impact of parasitic elements on the dynamic performance of a capacitor clamped bidirectional DC–DC converter (CC‐BDC) to emulate real‐world conditions. Non‐ideal factors, including component imperfections and parasitic losses,
Dogga Raveendhra   +5 more
doaj   +1 more source

Recent Progress of Switching Power Management for Triboelectric Nanogenerators. [PDF]

open access: yesSensors (Basel), 2022
Zhou H   +9 more
europepmc   +1 more source

Enhancing Maturation of Human Neuromuscular Organoids via Electrical Stimulation

open access: yesAdvanced Science, EarlyView.
A framework for on‐demand and non‐invasive exposure of human neuromuscular organoids (NMOs) to electrical stimuli is established to promote their maturation. The robustness and effectiveness of different stimulation regimes are evaluated via thorough characterization of organoid tissue structure and contraction capacity. Chronic electrical stimulation,
Chrysanthi‐Maria Moysidou   +12 more
wiley   +1 more source

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