Results 111 to 120 of about 49,035 (294)

Epigenetic heterogeneity and plasticity in therapy‐induced tumor states through single‐cell multi‐omics

open access: yesMolecular Oncology, EarlyView.
Single‐cell multi‐omics reveals epigenetic heterogeneity across therapy‐adaptive tumor states, including quiescent/dormant, drug‐tolerant persister, and EMT‐like phenotypes. By linking regulatory features with state‐associated biomarkers, these approaches inform biomarker‐guided therapeutic strategies for evolving tumors.
Hee Jung Kim   +3 more
wiley   +1 more source

Simulation Analysis on Active Frequency Support Features of Grid-Forming Wind Turbine

open access: yesKongzhi Yu Xinxi Jishu
This paper presents an architecture for controlling grid-forming wind turbines, focusing on the frequency support features of grid-forming wind turbines based on doubly-fed induction generator (DFIG), for the purpose of quantitatively analyzing their key
QU Sheng   +5 more
doaj  

Is Real Inertia Always Better? Synchronous Condensers, Fast Frequency Response, and Virtual Inertia in Isolated Hybrid Power Systems [PDF]

open access: yes, 2022
Blackout incidence and their potential damage has been rising exponentially over the past few decades due to the continuous replacement of synchronous generators with renewables and other power electronics-interfaced units.
Martinez-Rico, Jon   +2 more
core  

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Coordinated frequency support strategy for VSC-HVDC integrated offshore wind farm system

open access: yesFrontiers in Energy Research
The large-scale offshore wind power integrated into the onshore power grid through voltage source converter-based high voltage direct current (VSC-HVDC) system is unable to provide inertia response and frequency support to the onshore power grid.
He Li, Yuekai Li, Yao Meng, Kefei Yan
doaj   +1 more source

Inertia and Incentives: Bridging Organizational Economics and Organizational Theory [PDF]

open access: yes
Organizational theorists have long acknowledged the importance of the formal and informal incentives facing a firm%u2019s employees, stressing that the political economy of a firm plays a major role in shaping organizational life and firm behavior.
Rebecca Henderson, Sarah Kaplan
core  

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

A rotational speed recovery strategy for wind turbines considering secondary frequency drops

open access: yesZhejiang dianli
Wind turbines can contribute to frequency regulation by releasing rotor kinetic energy, which is an effective way to ensure frequency stability in power systems with high wind power penetration.
LYU Zhenhua   +4 more
doaj   +1 more source

Meeting frequency response requirements with uncertain system inertia - A UK perspective [PDF]

open access: yes, 2017
National Grid has a statutory obligation to manage the frequency between pre-defined limits. If there isn't effective frequency response available then the likelihood of a frequency excursion outside of statutory limits will increase.
Dani Strickland (3831724)   +3 more
core  

Iron homeostasis disruption and lipid peroxidation in skeletal muscle during short‐term immobilization

open access: yesFEBS Open Bio, EarlyView.
14‐day casting‐induced immobilization reduced gastrocnemius muscle mass and increased non‐heme iron and ferritin heavy chain levels. Despite iron accumulation, transferrin receptor 1 and iron regulatory protein 2 were paradoxically upregulated. Lipid peroxidation was elevated without compensatory antioxidant responses.
Haruka Yokogawa   +2 more
wiley   +1 more source

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