Results 71 to 80 of about 117,302 (307)

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

"Optical code label switching and its applications, invited paper at Photonics in Switching, Herakleion Greece, 2006

open access: yes, 2006
With current mature optical device technology for processing optical codes (OCs), OC label switchings now become promising for the future photonic networkings.
CINCOTTI, GABRIELLA   +4 more
core  

Switching to Biosimilars in Inflammatory Rheumatic Conditions: Current Knowledge [PDF]

open access: yes, 2018
Biosimilars are more affordable versions of previously approved biopharmaceuticals that are designed to reduce healthcare expenditure and increase patient access to this therapeutic class. To achieve their economic potential, many European countries have
Filipe C. Araújo   +2 more
core  

IGBT Dynamic Loss Reduction through Device Level Soft Switching

open access: yesEnergies, 2018
Due to its low conduction loss, hence high current ratings, as well as low cost, Silicon Insulated Gate Bipolar Transistor (Si IGBT) is widely used in high power applications.
Lan Ma   +4 more
doaj   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, Volume 36, Issue 43, 29 May 2026.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Investigation of switching losses for sinusoidal PWM zero current switching inverter and resonant link inverter

open access: yes, 2009
In this study, simulations of two methods used for minimizing the switching losses occur in DC/AC inverters with PWM that is used extensively because of its high power density, fast response and control facility were carried out.
BEKİROĞLU, ERDAL   +5 more
core   +1 more source

An Isolated Active-Clamped Circuit Current-Fed Half-Bridge Converter

open access: yesEletrônica de Potência
This paper presents an isolated regenerative active-clamped circuit designed for the current-fed half-bridge (IRACCFHB) converter. Its primary function is to reduce high voltage spikes across the main switches caused by energy stored in the leakage ...
Glauco E. R da Silva   +6 more
doaj   +1 more source

Exploring Curvature Effects in Direct‐Written 3D Curved Hollow Magnetic Nanoshells

open access: yesAdvanced Functional Materials, EarlyView.
Fabricated by a hybrid FEBID/CVD method, 3D PtC/Co3Fe core–shell heterostructures with engineered curvature and shell thickness exhibit complex reversal modes with axially symmetric N'eel‐type domain walls. XMCD‐PEEM combined with full‐scale micromagnetic simulations reveal how curvature and thickness govern the domain wall energy landscape and shape ...
Oleksii M. Volkov   +10 more
wiley   +1 more source

Research on a Three-Phase Soft-Switching Inverter Based on a Simple Auxiliary Snubber Circuit

open access: yesEnergies
This study presents a novel soft-switching inverter distinguished by a simplified topology and an innovative modulation approach. The design aims to optimize the energy conversion processes commonly found in auxiliary snubber circuits.
Dawei Dai, Hua Zheng
doaj   +1 more source

Ferroelectricity in Antiferromagnetic Wurtzite Nitrides

open access: yesAdvanced Functional Materials, EarlyView.
We establish MnSiN2${\rm MnSiN}_2$ and MnGeN2${\rm MnGeN}_2$ as aristotypes of a new multiferroic wurtzite family that simultaneously exhibits ferroelectricity and antiferromagnetism with altermagnetic spin splitting. By strategically substituting alkaline‐earth metals, we predict new materials with coexisting switchable polarization, spin texture, and
Steven M. Baksa   +3 more
wiley   +1 more source

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