Results 81 to 90 of about 5,653,729 (292)

Barrier‐Assisted Plasma Doping for Spatially Selective Resistance Engineering in MoS2 Transistors

open access: yesAdvanced Materials, EarlyView.
Barrier‐assisted NH3 plasma doping enables damage‐free, spatially selective carrier modulation in monolayer MoS2 transistors. An ultrathin pV3D3/Al2O3 protective‐dielectric stack acts as a chemical filter that allows NHx radicals to reach the MoS2 surface while blocking plasma damage. This process achieves a high electron concentration of 4.3 × 1013 cm−
Inseong Lee   +15 more
wiley   +1 more source

Energy management and operational planning of a microgrid with a PV-based active generator for Smart Grid Applications [PDF]

open access: yes, 2011
The development of energy management tools for consumers and next generation PV installations, including storage units, provides flexibility to distribution system operators.
LU, Di   +9 more
core   +1 more source

Small-signal modelling and stability analysis of grid-following and grid-forming inverters dominated power system

open access: yes, 2023
In this paper, the explicit state-space model for a multi-inverter system including grid-following inverter-based generators (IBGs) and grid-forming IBGs is developed by the two-level component connection method (CCM), which modularized inverter control ...
Yaran Li   +11 more
core   +1 more source

Programmable Functional Silicification of DNA Origami Nanostructures

open access: yesAdvanced Materials, EarlyView.
This work introduces additional functionality into silica‐coated DNA origami nanostructures using non‐standard silica precursors. A fluorescent precursor enables enhanced intracellular tracking, while a disulfide‐containing reagent yields redox‐responsive, degradable silica coatings.
Anna V. Baptist   +4 more
wiley   +1 more source

Control interaction analysis of hybrid system with grid-following and grid-forming inverters based on admittance decomposition

open access: yesInternational Journal of Electrical Power & Energy Systems
In high renewable penetrated power systems, both grid-forming (GFL) and grid-following (GFM) inverters play an important role in maintaining the system stability and economic operation.
Yang Wang   +5 more
doaj   +1 more source

Direct Growth of 2D Bilayers on Au(111) for Low‐Coercive Sliding Ferroelectricity

open access: yesAdvanced Materials, EarlyView.
Controlled CVD growth of stacking‐defined bilayer ReS2 on Au(111) enables parallel‐stacked bilayers with intrinsic sliding ferroelectricity, a strong piezoelectric response, and an ultralow coercive voltage. Atomic‐resolution imaging and in situ measurements further reveal the decisive role of clean interfaces in achieving low‐barrier ferroelectric ...
Honglin Chen   +7 more
wiley   +1 more source

Harmonic Resonance Mechanisms and Influencing Factors of Distributed Energy Grid-Connected Systems

open access: yesWorld Electric Vehicle Journal
With the rapid development of global energy transformation and new power system, ensuring the stability of distributed energy grid connections is the key to maintaining the reliable operation of the whole power system.
Minrui Xu   +5 more
doaj   +1 more source

Liquid Crystal Elastomer‐Based Haptic Pixel Arrays at Your Fingertips for Advanced Human–Machine Interfaces

open access: yesAdvanced Materials, EarlyView.
We mechanically program liquid crystal elastomer coatings as a stimuli‐responsive and digitally addressable platform for refreshable tactile displays; we validate the perceptual performance of our dynamic device matches conventional static tactile media.
Tom Bruining   +9 more
wiley   +1 more source

Design of a robust digital current controller for a grid connected interleaved inverter

open access: yes
This paper is concerned with the design and practical implementation of a robust digital current controller for a threephase voltage source grid-connected interleaved inverter.
Sharkh, S. M., Abu-sara, M. A.
core   +1 more source

Sequence Impedance Modeling and Stability Analysis of dVOC-Based Grid-Forming Inverters with Different Inner-Loop Control Structures

open access: yesEnergies
To elucidate the stability mechanisms of grid-forming (GFM) inverters governed by dispatchable virtual oscillator control (dVOC), this paper develops a comprehensive sequence-impedance modeling and stability analysis framework for dVOC-based GFM ...
Jiwei Cui, Guobin Jin
doaj   +1 more source

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