Results 121 to 130 of about 48,819 (306)

Large‐Area 2D Metasurface‐Based Triboelectric E‐Skin Arrays: Contact & Proximity Tactile Mapping with Broadband Acoustic Readouts

Advanced Materials, EarlyView.
Metasurface‐engineered NC‐TENG arrays integrate tactile pressure mapping, non‐contact gesture sensing, and acoustic signal readouts in one ultrathin module, and outperforms pristine PDMS in terms of electrical output and real‐time spatial mapping for next‐gen wearables.
Injamamul Arief, Swagato Sarkar, Anik Kumar Ghosh, Osvalds Verners, Kamal Kumar Meena, Su‐Hyeong Lee, Soosang Chae, Tobias A. F. König, Beate Krause, Andreas Fery, Mehmet Sait Özer, Anindya Nag, Amit Das   +12 more
wiley   +1 more source

Soft-switching Technology for WPT System Based on Voltage Source LCL Resonant Network

Kongzhi Yu Xinxi Jishu, 2018
When applying WPT technology in high power field, where operating frequency and power level of the system are higher, bigger switching losses is frequently observed. Soft switch technology is one of the effective ways to reduce switching loss. This paper
CHEN Jiang, LIU Huadong, LE Wentao, LUO Jianbo, FAN Wei   +4 more
doaj  

Correlated Charge Transport in an Organic Coulomb Glass

Advanced Materials, EarlyView.
ABSTRACT Advances in the development of organic field‐effect transistors (OFETs), electrically gated organic semiconductors (EGOFETs), and organic electrochemical transistors (OECTs) allow for the operation of these devices at very high charge‐carrier densities, where Coulomb interactions between carriers can be expected to become significant.
Magdalena Sophie Dörfler, Heinz Bässler, Harald Oberhofer, Anna Köhler   +3 more
wiley   +1 more source

A Structural Approach to Synthesizing Soft Switching PWM Converters

, 2014
[[abstract]]This paper presents a structural approach to synthesizing soft switching PWM converters based on the concept of basic converter units (BCUs).
Tsai-Fu Wu;Shih-An Liang;Yu-Kai Chen
core   +1 more source

Miniature Soft Robot With Magnetically Reprogrammable Surgical Functions

Advanced Materials, EarlyView.
Miniature soft robots have great prospects to revolutionize minimally invasive treatments. Here we present a miniature soft robot, which can be reprogrammed to perform five surgical functionalities with six‐degrees‐of‐freedom motions. This soft robot can prospectively make minimally invasive surgery considerably safer and painless, and enable ...
Chelsea Shan Xian Ng, Yu Xuan Yeoh, Nicholas Yong Wei Foo, Keerthana Radhakrishnan, Guo Zhan Lum   +4 more
wiley   +1 more source

Research on Soft-Switching Power Amplifier for Electromagnetic Bearings

Traditional active magnetic bearing power amplifiers usually adopt hard-switching circuit topologies with simple structures and strong practicability. However, such topologies suffer from high switching losses and easy generation of current noise.
Zhiyong Huang, Hongfeng Deng, Liangliang Chen, Minzhu Zhou, Qiqing Chen, Ping Lai, Xu Xu   +6 more
core   +1 more source

Extended high gain DC‐DC converter with switched‐inductors, switched‐capacitors and soft‐switching: Analysis and implementation

IET Power Electronics
This paper proposes an extended DC‐DC converter with high voltage conversion ratio and soft‐switching ability. The proposed converter has active switched‐inductors, switched‐capacitors included in the conventional high gain converter and operates in ...
Pravat Biswal, Veera Venkata Subrahmanya Kumar Bhajana, Atif Iqbal, Vijay Kakani, Madhuchandra Popuri   +4 more
doaj   +1 more source

Hybrid control of BCM soft-switching three phase micro-inverter

, 2012
A new hybrid control of soft switching boundary conduction mode (BCM) inverter that features an easy digital implementation and reduced number of analog components is presented in this paper.
Shen, John, John Shen, Haibing Hu, Anna Grishina, Hu, Haibing, Issa Batarseh, Amirahmadi, Ahmadreza, Frank Chen, Ahmadreza Amirahmadi, Grishina, Anna, Chen, Frank   +10 more
core   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

Advanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj, Roshni Satheesh Babu, Yuxin Xia, Eva Bestelink, Radu Sporea, Nikos Hastas, Ioannis Zeimpekis, Dimitra G. Georgiadou, Sayani Majumdar   +8 more
wiley   +1 more source

Three-phase power conversion using soft-switching PWM techniques

, 2005
This dissertation addresses several key issues related to high-frequency soft-switching PWM three-phase power converters. These are: 1. Analysis, synthesis, and design of three-phase soft-switching PWM power converter topologies 2.
Vlatkovic, Vlatko
core