Results 91 to 100 of about 4,946,619 (290)

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

Novo conversor CC-CA elevador-abaixador de tensão [PDF]

open access: yes, 2013
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2013Esta tese apresenta uma nova topologia para os conversores CC-CA, que possibilita obter uma tensão ...
Piazza, Gleyson Luiz
core  

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

Modeling and Control of a 7-phase Claw-pole Starter-alternator for a Micro-hybrid Automotive Application [PDF]

open access: yes, 2008
This paper deals with the modeling and the control of a new high power 12V Integrated Starter Alternator (ISA). This system is used to bring micro-hybrid functions to standard Internal Combustion Engine (ICE) vehicles.
BOUSCAYROL, Alain   +12 more
core   +1 more source

Increasing Efficiency of Energy Conversion Systems from Renewable Sources Using Voltage Source Inverters with Soft Switching of Transistors

open access: yesEnergies
This article presents proposals to increase the efficiencies of energy conversion systems from renewable sources using a soft-switching technique in three-phase voltage source inverters.
Witold Mazgaj, Zbigniew Szular
doaj   +1 more source

Conformational Switching of Proteins on Material Surfaces Enabled by Peptide‐Oriented Adsorption

open access: yesAdvanced Functional Materials, EarlyView.
Responsive biointerfaces could be achieved using conformationally responsive proteins; however, their interconversion can be lost upon surface adsorption. Herein, we demonstrate that the incorporation a Au binding peptide into calmodulin allows for binding control on Au wherein the protein retains conformational switching. This capability was confirmed
Sakthirupini Ramamurthy   +7 more
wiley   +1 more source

Voltage Space of Five-Phase Voltage-Source Inverters

open access: yes2025 Energy Conversion Congress & Expo Europe (ECCE Europe)
Multiphase systems offer several advantages over their three-phase counterparts, such as torque enhancement, fault-tolerant operation, etc. In five-phase systems, the inverter output voltage can be increased using the third harmonic, which produces the voltage vector in the x − y plane with additional torque and the zero-sequence, torque-non-producing ...
Jan Laksar, Tomáš Komrska
openaire   +1 more source

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