Results 111 to 120 of about 80,800 (296)

Non-linear gain - look-up table based approach for modeling a family of DC to DC converters based on transient response analysis [PDF]

open access: yes, 2011
The purpose of this work is to propose a structure for simulating power systems using behavioral models of nonlinear DC to DC converters implemented through a look-up table of gains.
Alou Cervera, Pedro   +5 more
core  

Hydrocolloid‐Based Multiwavelength Stretchable QD‐OLED Patch for Simultaneous Neonatal Jaundice and Dermatitis Treatment with Biosignal Monitoring

open access: yesAdvanced Healthcare Materials, EarlyView.
Comparison of therapeutic and diagnostic applications of a surface‐emitting light source with multiwavelength emission characteristics. Abstract Conventional light‐emitting‐diode‐based light sources suffer from rigidity, localized heating, and poor adaptability to skin deformation, limiting their use in skin‐attached medical devices.
In Ho Kim   +10 more
wiley   +1 more source

Design of SiC MOSFET half-bridge driver and protection circuit

open access: yesDianzi Jishu Yingyong
In response to the challenges in designing silicon carbide (SiC) MOSFET driving circuits, such as high difficulty in design, susceptibility to crosstalk, incomplete protective functions, and the issue of full domestic production, a half-bridge driving ...
Zheng Gaoming   +5 more
doaj   +1 more source

Ion channelopathies in human induced pluripotent stem cell derived cardiomyocytes: a dynamic clamp study with virtual IK1

open access: yesFrontiers in Physiology, 2015
Human induced pluripotent stem cell derived cardiomyocytes (hiPSC-CMs) are widely used in studying basic mechanisms of cardiac arrhythmias that are caused by ion channelopathies.
Rosalie M.E. Meijer van Putten   +6 more
doaj   +1 more source

Dynamic Analysis of a Boost Converter With Ripple Cancellation Network by Model-Reduction Techniques. [PDF]

open access: yes, 2009
The boost topology with ripple cancellation network allows input and output current ripples attenuation, which means the suppression of the input filter and a high reduction of the output filter.
Alou Cervera, Pedro   +5 more
core   +2 more sources

Plasma‐Polymerized Nanoparticles Presenting Fibrillin‐1 Drive Rapid Re‐Endothelialization of Vascular Grafts

open access: yesAdvanced Healthcare Materials, EarlyView.
Commercial vascular grafts are made from ePTFE, a highly hydrophobic, foreign material that fails at a high rate in small‐diameter applications. Plasma polymer nanoparticles (PPN) are a versatile material functionalisation tool, used here to present fibrillin‐1 fragment PF8 on the graft surface.
Bob S. L. Lee   +9 more
wiley   +1 more source

Current driven synchronous rectifier with saturable current transformer and dynamic gate voltage control for LLC resonant converter [PDF]

open access: yes, 2012
This paper proposes an improved current driven synchronous rectifier with saturable current transformer and dynamic gate voltage control feature for LLC resonant converter efficiency improvement.
Ho, GKY, Pong, BMH, Yu, R
core  

Novel Adaptive Fixturing for Precise Micro-positioning of Thin Walled Parts [PDF]

open access: yes, 2011
Fixtures are used to locate and hold workpieces during machining. Because workpiece surface errors and fixture set-up errors (called source errors) always exist, the fixtured workpiece will consequently have position and/or orientation errors (called
Aggogeri, Francesco   +5 more
core   +1 more source

Infusible Extracellular Matrix Biomaterial Enhances Cell‐Specific Pro‐Repair Responses Following Acute Myocardial Infarction

open access: yesAdvanced Healthcare Materials, EarlyView.
We measure the cell‐specific responses of administering infusible ECM (iECM) in acute myocardial infarction (MI) across multiple timepoints. Using single‐nucleus RNA sequencing and spatial transcriptomics, we measure macrophage activation, fibroblast remodeling, increased vascular development, lymphangiogenesis, cardioprotection, and neurogenesis ...
Joshua M. Mesfin   +18 more
wiley   +1 more source

Comparison of boost and LLC converter and active clamp isolated full-bridge boost converter for photovoltaic DC system

open access: yesThe Journal of Engineering, 2019
DC collection network offers an attractive alternative to AC network for photovoltaic, as it avoids the charging current issues and reduces the size and weight. Variable voltage gain DC/DC converters play an important role in DC collection network.
Jiye Liu   +3 more
doaj   +1 more source

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