Results 61 to 70 of about 562,453 (297)

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Depth comparison of common inductor and common capacitor passive current sharing methods for multiphase LLC converter

open access: yesIET Power Electronics, 2023
Common inductor (CIM) and common capacitor (CCM) passive current‐sharing methods have the advantages of simple implementation and low cost. However, there is still a lack of detailed comparative research on the two methods, which makes researchers ...
Zhifeng Sun   +5 more
doaj   +1 more source

Bond distortion effects and electric orders in spiral multiferroic magnets

open access: yes, 2012
We study in this paper bond distortion effect on electric polarization in spiral multiferroic magnets based on cluster and chain models. The bond distortion break inversion symmetry and modify the $d$-$p$ hybridization.
  +5 more
core   +1 more source

Supercurrent and Andreev bound state dynamics in superconducting quantum point contacts under microwave irradiation [PDF]

open access: yes, 2011
We present here an extensive theoretical analysis of the supercurrent of a superconducting point contact of arbitrary transparency in the presence of a microwave field.
A. Barone   +7 more
core   +4 more sources

Modeling hepatic fibrosis in TP53 knockout iPSC‐derived human liver organoids

open access: yesMolecular Oncology, EarlyView.
This study developed iPSC‐derived human liver organoids with TP53 gene knockout to model human liver fibrosis. These organoids showed elevated myofibroblast activation, early disease markers, and advanced fibrotic hallmarks. The use of profibrotic differentiation medium further amplified the fibrotic signature seen in the organoids.
Mustafa Karabicici   +8 more
wiley   +1 more source

An Artificial Neural Network Developed in MATLAB-Simulink for Reconstruction a Distorted Secondary Current Waveform. Part 1

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2021
Recently, there has been an increased interest in the use of artificial neural networks in various branches of the electric power industry including relay protection.
Yu. V. Rumiantsev, F. A. Romaniuk
doaj   +1 more source

Cis‐regulatory and long noncoding RNA alterations in breast cancer – current insights, biomarker utility, and the critical need for functional validation

open access: yesMolecular Oncology, EarlyView.
The noncoding region of the genome plays a key role in regulating gene expression, and mutations within these regions are capable of altering it. Researchers have identified multiple functional noncoding mutations associated with increased cancer risk in the genome of breast cancer patients.
Arnau Cuy Saqués   +3 more
wiley   +1 more source

Analysis of Current Distortion of Three-Phase Voltage Source Rectifiers and its Application in Fault Diagnosis

open access: yesIEEE Access, 2020
The open-switch fault of three-phase voltage source rectifiers (VSR) may lead to ac current distortion. In the past decade, some current-based fault diagnosis methods have been proposed, which directly used the phenomenon of current distortion but lacked
Chunsong Sui, Yigang He, Mingyun Chen
doaj   +1 more source

Quasiperiodic time dependent current in driven superlattices: distorted Poincare maps and strange attractors

open access: yes, 2000
Intriguing routes to chaos have been experimentally observed in semiconductor superlattices driven by an ac field. In this work, a theoretical model of time dependent transport in ac driven superlattices is numerically solved.
A. M. Kahn   +22 more
core   +1 more source

Relativistic approach to one nucleon knockout reactions [PDF]

open access: yes, 2002
We develop a fully relativistic distorted wave impulse approximation model for electron- and photon-induced one proton knockout reactions. The relativistic mean field for the bound state and the Pauli reduction for the scattering state are used ...
Giusti, Carlotta   +2 more
core   +2 more sources

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