Results 51 to 60 of about 14,564 (222)

Liquid Metals in Radio Frequency Applications: A Review of Physics, Manufacturing, and Emerging Technologies

open access: yesAdvanced Electronic Materials, EarlyView.
This paper reviews the physics of liquid metals in RF devices, including the influence of mechanical strain on resonance as well as fabrication methods and strategies for designing tunable and strain‐tolerant inductors, capacitors, and antennas.
Md Saifur Rahman, William J. Scheideler
wiley   +1 more source

Design and implementation of CMUT multi-channel ultrasonic transceiver board based on PXIe

open access: yesDianzi Jishu Yingyong
To enable multi-channel pulse transmission, data acquisition, storage, transmission, and analysis based on a capacitive micromachined ultrasonic transducer (CMUT) array, a 32-channel ultrasound transceiver board was designed based on the PXIe bus.
Wu Shuaiqi   +5 more
doaj   +1 more source

A General and Efficient Framework for the Rapid Design of Miniaturized, Wideband, and High‐Bit RIS

open access: yesAdvanced Electronic Materials, EarlyView.
A general and efficient framework is proposed for the rapid design of high‐performance reconfigurable intelligent surfaces (RISs). This framework integrates advanced antenna design techniques and incorporates various load types, quantities, and values to achieve the design of high‐performance RISs.
Jun Wei Zhang   +14 more
wiley   +1 more source

Development of on-the-fly mode control system for Hefei Light Source

open access: yesHe jishu
Background When conducting experiments at a synchrotron radiation facility, it is necessary to scan the position of the sample or the beam energy within a certain range. The scanning modes are categorized as step scanning and on-the-fly.
ZHANG Tianzhe   +4 more
doaj   +1 more source

Accelerated parallel computation of field quantities for the boundary element method applied to stress analysis using multi-core CPUs, GPUs and FPGAs

open access: yesCogent Engineering, 2018
Computation in engineering and science can often benefit from acceleration due to lengthy calculation times for certain classes of numerical models.
Junjie Gu, Attila Michael Zsaki
doaj   +1 more source

Terahertz Channel Modeling, Estimation and Localization in RIS‐Assisted Systems

open access: yesAdvanced Electronic Materials, EarlyView.
Reconfigurable intelligent surfaces have become a recent intensive research focus. Based on practical applications, channel strategies for RIS‐assisted terahertz wireless communication systems are categorized into three different types: channel modeling, channel estimation, and channel localization.
Hongjing Wang   +9 more
wiley   +1 more source

DISEÑO ASÍNCRONO DE LAS FUNCIONES DE TRANSFORMACIÓN DEL ALGORITMO THREEFISH-256.

open access: yesRevista de Investigaciones Universidad del Quindío, 2014
Los sistemas digitales han crecido en complejidad y la velocidad del reloj aumenta continuamente, incrementando de la misma manera algunos problemas como el retraso de la señal de reloj, el rendimiento total del sistema y el consumo de potencia. Debido a
Nathaly Nieto Ramírez   +1 more
doaj   +1 more source

RRAM Variability Harvesting for CIM‐Integrated TRNG

open access: yesAdvanced Electronic Materials, EarlyView.
This work demonstrates a compute‐in‐memory‐compatible true random number generator that harvests intrinsic cycle‐to‐cycle variability from a 1T1R RRAM array. Parallel entropy extraction enables high‐throughput bit generation without dedicated circuits. This approach achieves NIST‐compliant randomness and low per‐bit energy, offering a scalable hardware
Ankit Bende   +4 more
wiley   +1 more source

Towards Real-time, On-board, Hardware-supported Sensor and Software Health Management for Unmanned Aerial Systems

open access: yesInternational Journal of Prognostics and Health Management, 2015
For unmanned aerial systems (UAS) to be successfully deployed and integrated within the national airspace, it is imperative that they possess the capability to effectively complete their missions without compromising the safety of other aircraft, as well
Johann Schumann   +5 more
doaj   +1 more source

Fundamental Challenges, Physical Implementations, and Integration Strategies for Ising Machines in Large‐Scale Optimization Tasks

open access: yesAdvanced Electronic Materials, EarlyView.
Ising machines are emerging as specialized hardware solvers for computationally hard optimization problems. This review examines five major platforms—digital CMOS, analog CMOS, emerging devices, coherent optics, and quantum systems—highlighting physics‐rooted advantages and shared bottlenecks in scalability and connectivity.
Hyunjun Lee, Joon Pyo Kim, Sanghyeon Kim
wiley   +1 more source

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