Results 51 to 60 of about 13,127,584 (298)

An Overview of Non-Isolated Hybrid Switched-Capacitor Step-Up DC–DC Converters

open access: yesApplied Sciences, 2022
The increasing interest in renewable energy sources has brought attention to large voltage-gain dc–dc converters; among the different available solutions to perform a large voltage-gain conversion, this article presents an overview of non-isolated dc–dc ...
Julio C. Rosas-Caro   +5 more
doaj   +1 more source

Non‐isolated bidirectional DC–DC converter analysis and implementation

open access: yesIET Power Electronics, 2014
A non‐isolated bidirectional DC–DC converter is presented in this study. The configuration of the proposed converter is simple. The voltage gain of the proposed converter is higher than the conventional bidirectional DC–DC buck/boost converter in the step‐up mode. In addition, the voltage gain is lower than the conventional buck/boost in step‐down mode.
Hossein Ardi   +2 more
openaire   +1 more source

Myostatin/Smad3 in Spinal Muscular Atrophy: Biomarkers of Disease Severity and Treatment Response

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Given the role of Myostatin (MSTN) in muscle homeostasis and its modulation by current spinal muscular atrophy (SMA) therapies, we investigated serum MSTN and, for the first time, its downstream effector Smad3 as candidate non‐invasive biomarkers in SMA patients undergoing disease‐modifying therapies (DMTs).
Giorgia Riolo   +11 more
wiley   +1 more source

A New Non-Isolated Low-Power Inductorless Piezoelectric DC–DC Converter [PDF]

open access: yesIEEE Transactions on Power Electronics, 2019
We present a new non-isolated low-power inductorless piezoelectric resonant converter. The piezoelectric material is used as an energy storage element like an inductance in a classical buck–boost power electronic converter. As opposed to most existing piezoelectric converters, the proposed topology enables to dynamically adjust the output power and ...
Benjamin Pollet   +2 more
openaire   +2 more sources

A Comprehensive Review of DC-DC Converters for EV Applications [PDF]

open access: yes, 2023
DC-DC converters in Electric vehicles (EVs) have the role of interfacing power sources to the DC-link and the DC-link to the required voltage levels for usage of different systems in EVs like DC drive, electric traction, entertainment, safety and etc ...
Mirzaei, Amin, Hosseinzad, Shayan
core  

Multiport DC-DC Converters for Hybrid Energy Systems [PDF]

open access: yes, 2023
Renewable energy sources (RESs) like solar and wind have gained attention for their potential to reduce reliance on fossil fuels and mitigate climate change.
Jiya, Immanuel Ninma
core   +1 more source

Engagement Patterns With an Artificial Intelligence Health Coach for Systemic Sclerosis Self‐Management: A Mixed Methods Study

open access: yesArthritis Care &Research, EarlyView.
Objective To evaluate utility of an artificial intelligence (AI) health coach for systemic sclerosis (SSc) self‐management and identify patterns associated with participant engagement. Methods We conducted a mixed methods study in which an AI health coach, powered by a large language model (LLM), was used to support self‐management for SSc.
Nirali Shah   +4 more
wiley   +1 more source

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open access: yes, 2020
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Лусто И.И, Койпиш В.Г
core  

Rotary 3D Printing With Integrated Electroplating

open access: yesAdvanced Engineering Materials, EarlyView.
A rotary material extrusion platform integrates localized copper electroplating with printing and encapsulation to fabricate cylindrical polymer–metal structures containing fully embedded, low‐resistance conductive pathways that enable internal Joule heating and thermally activated shape‐memory responses.
Antonio Zagaria   +5 more
wiley   +1 more source

A Non-Isolated Quadratic DC-DC Converter Improved by Voltage-Lift Technique Suitable for High-Voltage Applications

open access: yesIEEE Access
Non-isolated DC-DC converters are better than isolated converters from aspects such as their lower mass, volume, and cost and higher efficiency and power density. This study proposes a non-isolated high-step-up DC-DC converter.
Hossein Gholizadeh   +4 more
doaj   +1 more source

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