Results 141 to 150 of about 83,025 (297)

Dual active bridge -muuntajan suunnittelu korkeataajuisiin kytkentäsovelluksiin

open access: yes
The wide bandgap semiconductors provide a possibility to use higher switching frequencies in converters. Higher operation frequency allows Dual Active Bridge converters to achieve higher power density and smaller magnetic components, but it also ...
Sivonen, Mira
core  

The Politics of Bridge Building: The Long Wait for the Tees (Newport) Bridge [PDF]

open access: yes, 2011
The Tees (Newport) Bridge officially opened in February 1934 to much fanfare and public celebration, the event receiving extensive local, regional and national media attention.
Warwick, Tosh   +2 more
core  

MXene Wrapped Magnetic Mesocrystals for Durable Redox Catalytic Cancer Therapy and Responsive MRI

open access: yesAdvanced Functional Materials, EarlyView.
Conformal wrapping of ultrathin Ti3C2Tx MXene nanosheets on Fe3O4 mesocrystals creates topology‐stabilized Schottky junctions that direct photoinduced electron transfer under NIR irradiation. The unique architecture sustains Fenton catalysis, promotes continuous hydroxyl radical production, and provides photo‐responsive MRI contrast.
Min Jun Ko   +10 more
wiley   +1 more source

Toward Fast Proton Shuttling in Acidic Oxygen Evolution Reaction

open access: yesAdvanced Functional Materials, EarlyView.
This review establishes proton transfer dynamics as a descriptor governing acidic OER activity, moving beyond the kinetic constraints derived from the proton coupled electron transfer. We discuss how deprotonation governs classical mechanisms, including adsorbate evolution mechanism (AEM), lattice oxygen mechanism (LOM) and oxide path mechanism (OPM ...
Ashish Gaur   +3 more
wiley   +1 more source

Hybrid-bridge Based Dual-Active-Bridge Converter with an Asymmetric Active-neutral-point-clamped Three-level Bridge

open access: yes
Hybrid-bridge based dual-active-bridge (DAB) converter comprised of three-level (3L) and two-level (2L) full-bridge (FB) is promising to be a good candidate for medium voltage DC (MVDC) grids.
Wang, Yanbo   +5 more
core   +1 more source

Oxidized MoS2‐Based Multifunctional Memristive Hardware for Energy‐Efficient mmWave Signal Processing and In‐Memory Matrix Multiplication

open access: yesAdvanced Functional Materials, EarlyView.
Thermally oxidized MoS2‐based radio‐frequency switches enable a multifunctional platform that unifies broadband RF switching and in‐memory computation. The device achieves a cutoff frequency of 33.2 THz with high energy efficiency and supports hardware‐aware signal processing.
Juho Son   +5 more
wiley   +1 more source

Soft start control method for dual active bridge converter and apparatus thereof

open access: yes, 2016
??? ????????? DAB ???????????? ????????? ?????? ?????? ?????? ??? ????????? ?????? ?????????, 1??? ????????? ?????????(bridge switching) ????????? ???????????? ??? 1 ?????? ??????, 2??? ????????? ????????? ????????? ???????????? ??? 2 ?????? ?????? ??? ??
?????????
core  

Main circuit topology diagram of dual active bridge power electronic transformer.

open access: yes
Main circuit topology diagram of dual active bridge power electronic transformer.
Jianhua He (341366)
core   +1 more source

Application of Ibuprofen Sodium Dihydrate for Thermochemical Energy Storage

open access: yesAdvanced Functional Materials, EarlyView.
Ibuprofen sodium dihydrate is introduced as a durable organic salt hydrate for low‐temperature thermochemical energy storage, operating within 60°C–110°C with high energy density. At the material level, it delivers ∼99.9% cycling efficiency over 150 cycles without deliquescence, enabled by a dual energy‐storage mechanism coupling dehydration and phase ...
Kavin Chakravarthy Thangaraj   +10 more
wiley   +1 more source

Joint scale model construction and simulation model parameters for dual active bridge power electronic transformers.

open access: yes
Joint scale model construction and simulation model parameters for dual active bridge power electronic transformers.
Jianhua He (341366)
core   +1 more source

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