Results 51 to 60 of about 248 (115)

Overcoming Current Limitations in Triboelectric Nanogenerators via Passive Power Management and Zinc Telluride Material Engineering

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 5, May 2026.
A ZnTe‐based triboelectric nanogenerator integrated with a passive Zener‐triggered silicon‐controlled rectifier power‐management circuit transforms high‐voltage, low‐current output into usable milliampere‐level pulses. The approach enables efficient energy transfer, accelerated capacitor charging, and reliable powering of practical low‐power ...
Fandi Jean   +3 more
wiley   +1 more source

Revisiting the Optimal PMU Placement Problem in Multi-Machine Power Networks

open access: yes, 2023
To provide real-time visibility of physics-based states, phasor measurement units (PMUs) are deployed throughout power networks. PMU data enable real-time grid monitoring and control -- and is essential in transitioning to smarter grids.
Kazma, Mohamad H., Taha, Ahmad F.
core  

A Flexible and Energy‐Efficient Compute‐in‐Memory Accelerator for Kolmogorov–Arnold Networks

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 5, May 2026.
This article presents KA‐CIM, a compute‐in‐memory accelerator for Kolmogorov–Arnold Networks (KANs). It enables flexible and efficient computation of arbitrary nonlinear functions through cross‐layer co‐optimization from algorithm to device. KA‐CIM surpasses CPU, ASIC, VMM‐CIM, and prior KAN accelerators by 1–3 orders of magnitude in energy‐delay ...
Chirag Sudarshan   +6 more
wiley   +1 more source

Improving Reliability of Synchrophasor Data Gathering Method Using Network Coding Technique [PDF]

open access: yes, 2018
We consider synchrophasor data gathering method over the network of Phasor Measurement Units (PMUs) for Wide Area Measurement System (WAMS) applications.
Benjapolakul, Watit, Thien, Le Ngoc
core   +2 more sources

Optical Spectroscopy to Characterize Advanced Metal–Sulfur Battery Materials and Reveal Mechanistic Insights: A Review

open access: yesBatteries &Supercaps, Volume 9, Issue 5, May 2026.
Metal–sulfur (M–S) batteries are a promising technology due to their cost‐effectiveness and high‐energy density than Li‐ion batteries. However, complex phase transitions and polysulfide (PS) shuttling processes impede the high performance of M–S batteries.
Dharmapura H. K. Murthy   +1 more
wiley   +1 more source

Economical design of WAMS through soft computing: co-optimal PMU placement and communication infrastructure [PDF]

open access: yes
Recently, utilities have developed and deployed wide area measurement systems (WAMS) to improve the electricity grid's ability to monitor, manage, and defend itself.
Koodalsamy, Banumalar   +2 more
core   +1 more source

Free‐Air Electric Arc Phenomena in High‐Voltage Energy Transmission Systems: A Comprehensive Review Integrating Physical Modeling and Intelligent Monitoring

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
This graphical abstract compares circuit‐based, signal‐processing‐based, and intelligent‐learning‐based approaches for secondary arc‐fault detection, highlighting their key principles and practical advantages. ABSTRACT Reliable detection of free‐air electric arc faults in high‐voltage overhead transmission lines, together with accurate discrimination ...
Mahyar Abasi   +2 more
wiley   +1 more source

Two-stage optimal PMU placement for distribution systems

open access: yesMeasurement + Control
The rapid growth of distributed energy resources has highlighted the importance of monitoring the system state of distribution networks. One key technology that enhances observability in distribution systems is the Phasor Measurement Unit (PMU). However,
Xiuru Wang   +3 more
doaj   +1 more source

Adaptive Linear State Estimation for Unbalanced Distribution System

open access: yesIEEE Access
The inclusion of PMU functionality in distribution relays enables the implementation of a linear state estimator (LSE) in Distribution Systems (DS). However, the unbalanced topology and phase coupling in distribution lines necessitate modifications to ...
Yijie Zhou, Virgilio Centeno
doaj   +1 more source

Towards Artificial Intelligence Hardware With 3D Integrated Ferroelectric Transistors

open access: yesSmall, Volume 22, Issue 29, 22 May 2026.
Modern AI workloads demand hardware that mitigates the data‐movement bottleneck of von Neumann architectures. Here, we demonstrate a 4‐tier monolithic 3D (M3D) platform vertically integrating IGZO access transistors with Hf₀.5Zr₀.5O2 ferroelectric FETs.
Hyunho Seok   +4 more
wiley   +1 more source

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