Results 71 to 80 of about 141,674 (295)

Influence of Reverse Conduction on Dead Time Selection in GaN-Based Inverters for AC Motor Drives

open access: yesIEEE Access
Although Gallium Nitride (GaN) Field Effect Transistor (FET) devices have found extensive application in DC-DC converters, their utilization in inverter motor drives remains an evolving area of study.
S. Musumeci   +5 more
doaj   +1 more source

Electric Field‐Dependent Conductivity as Probe for Charge Carrier Delocalization and Morphology in Organic Semiconductors

open access: yesAdvanced Functional Materials, EarlyView.
Applying a high electric field to a doped organic semiconductor heats up the charge carrier distribution beyond the lattice temperature, enhancing conductivity. It is shown that the associated effective temperature can be used to extract the effective localization length, which is a characteristic length scale of charge transport and provides ...
Morteza Shokrani   +4 more
wiley   +1 more source

Design Consideration of Diode-Type NAND Flash Memory Cell String Having Super-Steep Switching Slope

open access: yesIEEE Journal of the Electron Devices Society, 2016
Effect of design parameters including device geometry, doping, and bias on key performance is investigated in a diode-type NAND flash memory cell string working under positive feedback (PF) mechanism. The string has a tube-type poly-Si channel, n+ and p+
Nag Yong Choi   +3 more
doaj   +1 more source

Large atom number Bose-Einstein condensate of sodium [PDF]

open access: yes, 2006
We describe the setup to create a large Bose-Einstein condensate containing more than 120x10^6 atoms. In the experiment a thermal beam is slowed by a Zeeman slower and captured in a dark-spot magneto-optical trap (MOT).
E. D. van Ooijen   +6 more
core   +2 more sources

Drug‐Free Thrombolysis Mediated by Physically Activated Micro/Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
Overview of particle‐mediated thrombolytic effects (thermal, mechanical, and chemical) and their activating physical stimuli (light, ultrasound, and magnetic field) in drug‐free thrombolysis. ABSTRACT Thrombus‐associated disorders rank among the world's leading causes of death, with ischemic heart disease and stroke as the main contributors.
Pierre Sarfati   +2 more
wiley   +1 more source

Development of an Oxygen Saturation Monitoring System by Embedded Electronics [PDF]

open access: yes, 2017
Measuring Oxygenation of blood (SaO2) plays a vital role in patient’s health monitoring. This is often measured by pulse oximeter, which is standard measure during anesthesia, asthma, operative and post-operative recoveries.
Venkatesan Gomathy, Manikandan
core   +2 more sources

Beyond the Edge: Charge‐Transfer Excitons in Organic Donor‐Acceptor Cocrystals

open access: yesAdvanced Functional Materials, EarlyView.
Complex excitonic landscapes in acene–perfluoroacene cocrystals are unveiled by polarization‐resolved optical spectroscopy and many‐body theory. This systematic study of a prototypical model system for weakly interacting donor–acceptor compounds challenges common views of charge‐transfer excitons, providing a refined conceptual framework for ...
Sebastian Anhäuser   +6 more
wiley   +1 more source

Imaging X-ray spectrometer [PDF]

open access: yes, 1984
An X-ray spectrometer for providing imaging and energy resolution of an X-ray source is described. This spectrometer is comprised of a thick silicon wafer having an embedded matrix or grid of aluminum completely through the wafer fabricated, for example,
Alcorn, G. E.   +3 more
core   +1 more source

A sub-1-V Bandgap Voltage Reference in 32nm FinFET Technology [PDF]

open access: yes, 2009
The bulk CMOS technology is expected to scale down to about 32nm node and likely the successor would be the FinFET. The FinFET is an ultra-thin body multi-gate MOS transistor with among other characteristics a much higher voltage gain compared to a ...
Annema, A.J.   +3 more
core   +2 more sources

Synergistic All‐in‐One Electroceutical Platform Utilizing a Plasma–Photodynamic Hybrid Approach for Enhanced Wound Healing

open access: yesAdvanced Functional Materials, EarlyView.
A flexible hybrid patch integrating a robust cold atmospheric plasma (CAP) system with a high‐power, ultrathin bio‐OLED was developed to enable synergistic wound healing. This multimodal therapy, combining plasma and photodynamic treatment, enhanced angiogenesis, cell proliferation, and collagen deposition, demonstrating superior in vivo efficacy and ...
Jun‐Yeop Song   +11 more
wiley   +1 more source

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