Results 51 to 60 of about 818 (219)

Effects of high frequency modeling & grounding system parameters on transient recovery voltage across vacuum circuit breakers for capacitor switching in wind power plants [PDF]

open access: yes, 2019
© 2018 Elsevier Ltd This paper investigates the transient recovery voltages across vacuum circuit breakers used for the switching shunt capacitor bank in wind power plants, which are connected to the power system.
Nouri, Hassan
core   +1 more source

Hot Electron‐Informed Quantum Plasmonics in Nanoparticle‐on‐Mirror Nanocavities

open access: yesNanophotonics, Volume 15, Issue 12, 25 June 2026.
A computational model for ultrafast optical modulation of quantum phenomena at plasmonic metal interfaces is developed. Focusing on nanoparticle‐on‐mirror nanocavities, it describes temperature‐induced variations in electronic quantum behavior. This facilitates analysis of quantum plasmonics in non‐equilibrium systems, thereby expanding the realm of ...
Artur Avdizhiyan   +2 more
wiley   +1 more source

Moisture Sensor for Sulfur Hexafluoride (SF6)-filled Circuit Breakers [PDF]

open access: yes, 2001
Measurements at ORNL were made on the Kahn moisture sensor which Doble Engineering wants to evaluate for use in SF{sub 6} circuit breakers. Test conducted at ORNL indicate that vacuum conditions, as might be found in SF{sub 6} circuit breakers prior to ...
Sauers, I.
core   +1 more source

Comprehensive review of permanent magnet actuator for high and medium voltage circuit breakers application: Design, optimization and control

open access: yesResults in Engineering
Permanent magnet actuators are widely used in fields requiring precise and reliable motion control, such as valves, pumps, and switches. They have also been extensively applied in vacuum circuit breakers, particularly in high- and medium-voltage ...
Guanbao Zeng   +3 more
doaj   +1 more source

The Role of Ultra‐Thin Buffer Layers for Achieving Ultra‐Low Dark Currents in Single‐Component Organic Photodetectors

open access: yesAdvanced Functional Materials, Volume 36, Issue 48, 15 June 2026.
Here, SubNc single‐component organic photodiodes (SC‐OPDs) are investigated, which achieve highly competitive performance metrics, including high EQE, ultra‐low JD, and high specific detectivity (D*). This study emphasizes the critical role of an organic buffer layer in studying the interface energetics and effects to achieve state‐of‐the‐art ...
Anncharlott Kusber   +12 more
wiley   +1 more source

Effect of Magnetic Field on Different Opening Processes of Multi-Break Vacuum Gaps

open access: yesIEEE Access, 2021
Vacuum gap saturation of single break can be solved by multiple breaks in series. In different breaking processes, the unbalanced energy and charges injected into the breaks lead to unbalanced voltage distribution.
Hao Zhang   +5 more
doaj   +1 more source

Stimuli‐Responsive Hydrogels for Optical Applications: Mechanisms, Architectures, and Translational Challenges

open access: yesAggregate, Volume 7, Issue 6, June 2026.
The review discusses stimuli‐responsive hydrogels as soft optical materials that translate physical, chemical, and biological cues into refractive‐index, scattering, birefringence, diffraction, and transparency changes. It examines major stimulus classes and photonic architectures for biosensing, waveguiding, adaptive lenses, smart windows, and therapy.
Andrés Bernal‐Ballén   +2 more
wiley   +1 more source

High voltage circuit breakers

open access: yes, 2021
Prekidači su neizostavni dio svake elektroenergetske mreže i imaju temeljni zadatak uklapanja i vođenja struje u normalnim pogonskim stanjima kao i prekidanje pojavom nenormalnog pogonskog stanja.
Zubović, Ivo
core  

Impact Factor Identification for Switching Overvoltage in an Offshore Wind Farm by Analyzing Multiple Ignition Transients

open access: yesIEEE Access, 2019
This paper investigates the impact factors of switching transient overvoltage (SOV) in an offshore wind farm (OWF) by analyzing multiple ignitions of a vacuum circuit breaker.
Jiujiang Zhou   +4 more
doaj   +1 more source

Overcoming contact issues in bottom‐contact, short‐channel organic transistors with van der Waals conformal contacts

open access: yesFlexMat, Volume 3, Issue 2, Page 228-239, June 2026.
A new conformal contact transfer strategy is developed to enhance the contact interface quality between organic semiconductors and metal electrodes in bottom‐contact, short channel organic field‐effect transistors. By utilizing interfacial water permeation and surface functionalization, the method achieves a van der Waals conformal contact interface ...
Yuan Tan   +7 more
wiley   +1 more source

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