Results 41 to 50 of about 5,811,781 (259)

DIRECT AND INDIRECT SPACE VECTOR MODULATED MATRIX CONVERTER [PDF]

open access: yes, 2018
The Matrix Converter stands as an alternative in power conversion by directly connecting input terminals with output through bidirectional switches. It has low higher order harmonics as well as no sub-harmonics. Different modulation methods are available
K, Dr. Nisha G., S, Arya
core  

Performance Analysis of Iteratively Decoded Variable-Length Space-Time Coded Modulation [PDF]

open access: yes, 2007
It is demonstrated that iteratively Decoded Variable Length Space Time Coded Modulation (VL-STCM-ID) schemes are capable of simultaneously providing both coding gain as well as multiplexing and diversity gain.
Yang, L.-L.   +5 more
core   +2 more sources

Dynamic Simulations of Adaptive Design Approaches to Control the Speed of an Induction Machine Considering Parameter Uncertainties and External Perturbations

open access: yesEnergies, 2018
Recently, the Indirect Field Oriented Control (IFOC) scheme for Induction Motors (IM) has gained wide acceptance in high performance applications.
Kamran Zeb   +6 more
doaj   +1 more source

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Improvement of space vector modulation strategy of two-stage matrix converter

open access: yesGong-kuang zidonghua, 2013
In view of problems that space vector pulse width modulation strategy of two-stage matrix converter has high control complexity and cannot adjust input power factor of the two-stage matrix converter, a scheme of indirect space vector modulation strategy ...
DANG Cun-lu   +2 more
doaj  

How is Nanoarchitectonics Shaping Extracellular Vesicle Research?

open access: yesAdvanced Healthcare Materials, EarlyView.
The convergence of nanoarchitectonics and extracellular vesicle biology is reshaping next‐generation nanomedicine by enabling rationally designed nanostructures for enhanced EVs detection, engineering, and therapy. ABSTRACT Extracellular vesicles (EVs) have gained recognition as crucial mediators of cell‐to‐cell communication, holding immense potential
Madushani Dahanayake   +5 more
wiley   +1 more source

MIMO free-space optical communication employing subcarrier intensity modulation in atmospheric turbulence channels [PDF]

open access: yes, 2009
In this paper, we analyse the error performance of transmitter/receiver array free-space optical (FSO) communication system employing binary phase shift keying (BPSK) subcarrier intensity modulation (SIM) in clear but turbulent atmospheric channel ...
Ghassemlooy, Zabih   +7 more
core   +1 more source

Silicone Breast Implants as a Model System for Understanding Polymer Permeation in Soft Materials In Vivo

open access: yesAdvanced Healthcare Materials, EarlyView.
Silicone breast implants are presented as a model system for understanding polymer permeation in vivo. Rather than representing material failure, “gel bleed” emerges from solution–diffusion transport‐mediated. By integrating polymer architecture, physicochemical transport, and biointerfacial processes, this review provides a unified framework that ...
D. Bouyer   +12 more
wiley   +1 more source

A Comparative Study on Predictive and ISVM Direct Torque Control Methods for a Doubly Fed Induction Machine Fed by an Indirect Matrix Converter

open access: yesIranian Journal of Electrical and Electronic Engineering, 2012
This paper presents a comparative study on the Predictive Direct Torque Control method and the Indirect Space Vector Modulation Direct Torque Control method for a Doubly-Fed Induction Machine (DFIM) which its rotor is fed by an Indirect Matrix Converter (
D. Arab Khaburi
doaj  

Optical Detection of Cellular Signals at Material Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging functional materials are transforming optical detection of cellular signals. This review highlights optical techniques that exploit the unique optical properties of diverse materials to detect and quantify cellular electrical, chemical, and mechanical signals, and discusses key opportunities and challenges.
Xuchen Ren   +5 more
wiley   +1 more source

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