Results 71 to 80 of about 1,328,697 (296)

Current-Controlled Electrical Point-Source Stimulation of Embryonic Stem Cells [PDF]

open access: yesCellular and Molecular Bioengineering, 2009
Stem cell therapy is emerging as a promising clinical approach for myocardial repair. However, the interactions between the graft and host, resulting in inconsistent levels of integration, remain largely unknown. In particular, the influence of electrical activity of the surrounding host tissue on graft differentiation and integration is poorly ...
Michael Q, Chen   +6 more
openaire   +2 more sources

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Capacitor voltage balancing control with reducing the average switching frequency in MMC

open access: yesThe Journal of Engineering, 2019
Modular multilevel converter (MMC) has a very good application prospect in the flexible high-voltage direct current (HVDC) transmission, but higher self-loss will affect the efficiency and restrict the development.
Shunliang Wang   +4 more
doaj   +1 more source

Using Electric Current as a Weed Control Method

open access: yesEuropean Journal of Engineering Research and Science, 2017
Weed struggle has an important place in agricultural production. The widespread use of chemicals in this struggle is due to its easy applicability, its short-term results, and its economic efficiency. However, the negative effects of these chemicals on the environment and human health have been recognized, and the interest in non-chemical struggle ...
Hasan Sahin, Mehmet Yalınkılıc
openaire   +2 more sources

Spectral Analysis of Rotor Currents in Frequency-Controlled Electric Drives [PDF]

open access: yes2018 International Conference on Industrial Engineering, Applications and Manufacturing (ICIEAM), 2017
The results of researches of asynchronous electric drives with the frequency control which are carried out for the purpose of establishment of causes and effect relationships between a control method, the implementable standard frequency converter of the Schneider Electric company (ATV-71, ATV-32) and its efficiency are given in article. The tests with
A.A. Baldenkov, A.S. Anikin, V.L. Kodkin
openaire   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

A static current error elimination algorithm for predictive current control in PMSM for electric vehicles

open access: yesGreen Energy and Intelligent Transportation
Permanent magnet synchronous motors (PMSM), especially interior PMSM, offer several benefits, including a compact design, light weight, simple construction, high efficiency, and versatile control capabilities, which make them ideal for use in electric ...
Lin Shen   +3 more
doaj   +1 more source

Loop stability analysis of boost circuit under globally dynamic compensation strategy

open access: yesThe Journal of Engineering, 2018
The PFC Boost converter controlled by the mode of CCM has strong non-linearity due to the use of non-linear elements such as power switch and multipliers.
Xiaofan Wang   +3 more
doaj   +1 more source

Development of three phase back to back converter with current flow control using raspberry Pi microcontroller [PDF]

open access: yes, 2015
A High-Voltage Direct Current (HVDC) electric power transmission system uses direct current form the bulk transmission of electrical power, in contrast with the common Alternating Current (AC) systems.
Mamat, Ibrahim
core  

Experimental demonstration of a multiphysics cloak: manipulating heat flux and electric current simultaneously

open access: yes, 2014
In past years, triggered by their successful realizations in electromagnetics, invisible cloaks have experienced rapid development and have been widely pursued in many different fields, though so far only for a single physical system.
He, Sailing   +4 more
core   +1 more source

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