Results 41 to 50 of about 8,653,074 (198)

Quantitative precipitation estimation method using S-band dual polarization radar under convective scale ensemble simulation

open access: yesDiscover Applied Sciences
S-band radar beams are easily obstructed by terrain during propagation. After the beam is blocked, the radar cannot receive the echo signal of the target area, forming a data blind spot. Traditional methods cannot obtain a complete precipitation` dataset,
Wang Bo   +3 more
doaj   +1 more source

Dynamic Interaction and Stability Analysis of Grid-following Converter Integrated Into Weak Grid

open access: yesCSEE Journal of Power and Energy Systems
The grid-connected converter with grid-following control (GCC-GFL) for renewable energy sources has a risk of instability when integrated into the weak grid. This paper aims to investigate the dynamic interactions and stability characteristics of the GCC-
Shuang Li   +5 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

On the Formation and Evolution of Two Meso‐β‐Scale Vortices That Act as Crucial Conditions for a Heavy Snow Event Over the Losses Plateau

open access: yesAtmospheric Science Letters
This study examines the formation, evolution, and merger mechanisms of two meso‐β‐scale vortices (V1 and V2) into a meso‐α‐scale vortex (V3) that triggered a heavy snowfall event over China's Loess Plateau on December 10–11, 2023. The merger of V1 and V2,
Jin Shuanglong   +4 more
doaj   +1 more source

Construction of Feδ+–Ruδ− synergistic interface enabling efficient and stable hydrogen evolution in versatile electrolytes

open access: yesNano Research
Electrocatalytic water splitting for hydrogen production is an important pathway for achieving sustainable green hydrogen production. However, the shortage of freshwater resources limits its large-scale application, making it urgent to develop efficient ...
Min Yu   +8 more
doaj   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Transforming our Nation's Energy System, Energy Systems Integration Facility (ESIF)

open access: yes, 2011
The Energy Systems Integration Facility (ESIF) on the campus of the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) will soon be the nation's first facility that can conduct integrated megawatt-scale testing of the components and ...

core   +1 more source

A drilling wellbore pressure calculation model considering the effect of gas dissolution and suspension

open access: yesFrontiers in Earth Science, 2022
The complex formation pressure system and diverse formation fluid components during deepwater and deep drilling make it easy for gas intrusion accidents to occur. The dissolution and suspension of the intruded gas in the drilling fluid and the difference
Wenbo Zhang   +7 more
doaj   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

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