Results 41 to 50 of about 2,351 (210)

AEFormer: Zoom Camera Enables Remote Sensing Super-Resolution via Aligned and Enhanced Attention

open access: yesRemote Sensing, 2023
Reference-based super-resolution (RefSR) has achieved remarkable progress and shows promising potential applications in the field of remote sensing. However, previous studies heavily rely on existing and high-resolution reference image (Ref), which is ...
Ziming Tu   +7 more
doaj   +1 more source

About the exotic structure of Zcs

open access: yesNuclear Physics B, 2021
Very recently a new hadronic structure around 3.98 GeV was observed in BESIII experiment. From its decay modes, it is reasonable for people to assign it to the category of exotic state, say Zcs+, the stranged-parter of Zc(3900).
Bing-Dong Wan, Cong-Feng Qiao
doaj   +1 more source

Extended ZCS Region of AAC-HVDC Systems through On-Load Tap Changer Coordination

open access: yes, 2021
Arm inductances and the operation of two arms of a phase leg in an alternate arm converter (AAC) can lead to hard-switching of the director switches (DSs) during steady-state operation, increasing voltage stresses across the DSs.
Pou, J   +3 more
core   +1 more source

Morpho-physiological and biochemical responses in wheat foliar sprayed with zinc-chitosan-salicylic acid nanoparticles during drought stress

open access: yesPlant Nano Biology, 2023
Drought is considered as a significant stress that hampers growth, development as well as productivity of wheat crop around the globe. The present investigation was performed to determine the changes induced by drought on morpho-physiology, antioxidative
Debjyoti Das   +6 more
doaj   +1 more source

Enhanced photoelectrochemical performance of P-doped g‑C3N4/Zn0.5Cd0.5S heterojunction photocathode for water splitting

open access: yesJournal of Saudi Chemical Society, 2022
Photoelectrochemical (PEC) hydrogen evolution reaction at semiconductor photocathode in the presence of visible light is a promising way to harvest renewable energy.
Waseem Zeb   +8 more
doaj   +1 more source

Full Soft-Switching Ultra-High Gain DC/DC Converter Using Three-Winding Coupled-Inductor with Modular Scalability for Renewable Energy Applications [PDF]

open access: yesAUT Journal of Electrical Engineering, 2022
This paper proposes a new non-isolated single-switch DC/DC converter with an ultra-high voltage gain, low input current ripple, low voltage stress, soft-switching operation, and modular scalability for renewable sources applications.
Sara Hasanpour   +2 more
doaj   +1 more source

Investigation of the bottom analog of the Zcs (3985) state

open access: yesScience China Physics, Mechanics & Astronomy, 2022
Motivated by the recent discovery of the hidden charm exotic state with strangeness by the BESIII and LHCb Collaborations, we study the $S$ wave strange hidden bottom tetraquark in two kinds of quark models. Both meson-meson and diquark-antidiquark configurations are taken into account.
Liu, Xuejie   +5 more
openaire   +2 more sources

Novel high-power-factor ZCS-PWM preregulators

open access: yes, 2001
This paper introduces novel zero-current-switching (ZCS) pulsewidth-modulated (PWM) preregulators based on a new soft-commutation cell, suitable for insulated gate bipolar transistor applications.
Wakabayashi, F. T.   +2 more
core   +1 more source

FORMATION OF «FALSE ANNUAL RINGS» ON SCALES OF JUVENILE COHO SALMON ONCORHYNCHUS KISUTCH IN LAKE KURAZHECHNOYE (KAMAKOVSKAYA LOWLAND — KAMCHATKA RIVER BASIN)

open access: yesИзвестия ТИНРО, 2019
During spring-summer flood (in mid May — July), transit underyearlings of coho salmon, having or having no scales, migrate to Lake Kurazhechnoye at the lower Kamchatka River, where resident coho salmon never spawn.
V. F. Bugaev   +2 more
doaj   +1 more source

Discontinuous Current Mode Modeling and Zero Current Switching of Flyback Converter

open access: yesEnergies, 2021
The flyback converters are widely used in low power applications. The switch typically requires 600 V breakdown voltage in order to perform large step-down voltage.
Rustam Kumar   +5 more
doaj   +1 more source

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