Results 21 to 30 of about 14,380,928 (242)

Water-mass transformations in a neutral density framework and the key role of light penetration [PDF]

open access: yes, 2008
A new formulation is proposed for the evaluation of the dianeutral transport in the ocean. The method represents an extension of the classical diagnostic approach for estimating the water-mass formation from the buoyancy balance.
Iudicone, Daniele   +2 more
core   +1 more source

A Modified Three-Level Neutral-Point-Clamped Converter for a Low Carrier Ratio

open access: yes
In the application of high power electric propulsionand high-speed motor drives, a very low switching frequencyusually is employed, thus it has a very low carrier ratio, which inturn results in the failure of the established voltage-balancingschemes in ...
Xiao Zhang (152326)   +5 more
core   +5 more sources

Analysis of variation of neutral point potential in neutral-point-clamped voltage source PWM inverters [PDF]

open access: yes, 2006
The authors present the analysis of the neutral-point potential variation of the neutral-point-clamped voltage source PWM (pulse-width-modulation) inverter (NPC-VSI) for AC motor drives and static VAr compensators (SVC).
Akagi, Hirofumi, Ogasawara, Satoshi
core   +1 more source

“Don’t Drink, Don’t Smoke, What Do You Do?”

open access: yesVoices in Bioethics, 2022
Photo by Bruna Branco on Unsplash INTRODUCTION “The author eats a pescatarian diet and donates money to animal sanctuaries advocating against factory farming.
Wendy Dunne DiChristina
doaj   +1 more source

Modeling and Modulation of NNPC Four-Level Inverter for Solar Photovoltaic Power Plant

open access: yesInternational Journal of Photoenergy, 2017
Photovoltaic (PV) power plant is an attractive way of utilizing the solar energy. For high-power PV power plant, the multilevel inverter is of potential interest. In contrast to the neutral-point clamped (NPC) or flying capacitor (FC) multilevel inverter,
Xiaoqiang Guo   +3 more
doaj   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

A fuzzy adaptive VSVPWM strategy for fast neutral point potential balance

open access: yes电力工程技术
To address the problems of DC-side neutral point potential imbalance of neutral point clamped (NPC) three-level grid-connected inverters and the poor neutral point potential regulation performance of conventional virtual space vector pulse width ...
Jingtao HUANG   +3 more
doaj   +1 more source

Association Between Individualized Education for Kidney Replacement Therapy Modality Selection and Peritoneal Dialysis Initiation: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Peritoneal dialysis (PD) is an established home‐based kidney replacement therapy (KRT), but its uptake remains low in Japan. We evaluated whether individualized education in a dedicated outpatient clinic was associated with the initiation of PD.
Yasuko Ito   +7 more
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

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