Results 51 to 60 of about 248,694 (310)

Implementation of three-phase transformer model in radial load-flow analysis

open access: yesAin Shams Engineering Journal, 2013
This paper presents an efficient approach for developing three-phase transformer admittance matrices in the radial power-flow analysis. The proposed transformer model overcomes the singularity problem of the nodal admittance submatrices of ungrounded ...
Mamdouh Abdel-Akher, Karar Mahmoud
doaj   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Ultrasonic localization method based on Chan‐WLS algorithm for detecting power transformer partial discharge faults by fibre optic F‐P sensing array

open access: yesHigh Voltage
Fibre optic F‐P sensor has become one of the mainstream detection methods for partial discharge faults due to their advantages of good insulation, high sensitivity, resistance to electromagnetic interference, simple structure and inexpensive pricing. The
Hong Liu   +8 more
doaj   +1 more source

Design optimization of a high-power transformer for three-phase dual active bridge DC-DC converter for MVDC grids [PDF]

open access: yes, 2016
High-power DC-DC converter will be one of the essential technologies for the future DC grids. Especially, a three-phase dual-active bridge DC-DC (3DAB) Converter is highly suitable for high-power DC systems.
Feldman, Ralph   +4 more
core   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

CORRECTION OF THE HIGH-FREQUENCY TRANSFORMER ASYMMETRY OF UNDISTURBED POWER SUPPLY OF LIMITED POWER [PDF]

open access: yes, 2018
Study the possibilities to adjust asymmetry of the high frequency transformer as a component of an undisturbed power supply ...
BORODAI, Valery   +13 more
core  

Bridging the gap: Multi‐stakeholder perspectives of molecular diagnostics in oncology

open access: yesMolecular Oncology, EarlyView.
Although molecular diagnostics is transforming cancer care, implementing novel technologies remains challenging. This study identifies unmet needs and technology requirements through a two‐step stakeholder involvement. Liquid biopsies for monitoring applications and predictive biomarker testing emerge as key unmet needs. Technology requirements vary by
Jorine Arnouts   +8 more
wiley   +1 more source

Adenosine‐to‐inosine editing of miR‐200b‐3p is associated with the progression of high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
A‐to‐I editing of miRNAs, particularly miR‐200b‐3p, contributes to HGSOC progression by enhancing cancer cell proliferation, migration and 3D growth. The edited form is linked to poorer patient survival and the identification of novel molecular targets.
Magdalena Niemira   +14 more
wiley   +1 more source

Modeling and Characterization of Series Connected Hybrid Transformers for Low-Profile Power Converters

open access: yesIEEE Access, 2020
Compact and low profile power converters are the main business of today's power industry. A significant volume of a power converter is occupied by the power transformer.
M. Abu Bakar   +2 more
doaj   +1 more source

Three-phase power transformer modelling in AC/DC traction substations [PDF]

open access: yesMATEC Web of Conferences, 2019
Three-phase power transformer is one of the most important elements in the electric power systems, and it plays a significant role in terms of energy savings.
Bulucea Cornelia A.   +3 more
doaj   +1 more source

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