Results 121 to 130 of about 136,273 (298)

Heat flow in variable polarity plasma arc welds [PDF]

open access: yes
The space shuttle external tank and the space station Freedom are fabricated by the variable polarity plasma arc (VPPA) welding. Heat sink effects (taper) are observed when there are irregularities in the work-piece configuration especially if these ...
Abdelmessih, Amanie N.
core   +1 more source

Microchannel Heat Sinks For Cooling High Heat Flux Electronic Devices―analysis With Single And Two Phase Flows [PDF]

open access: yes, 2006
Microchannel heat sinks constitute an innovative cooling technology for the efficient dissipation of the large amounts of heat from the very small and constrained areas of the high heat flux microelectronic chips and circuits.
Hegde, Pradeep Ganesh
core  

CD4+ Tregs Drive Post‐Ischemic Sprouting Angiogenesis via Endothelial YY1/MAML1 Reactivation

open access: yesAdvanced Science, EarlyView.
ABSTRACT Microvascular complications of diabetes are chronic diseases of small vessels. We previously found that CD4+ regulatory T‐cells (Tregs) are markedly reduced in type 2 diabetes (T2D) after ischemic injury in both mice and humans, and that Treg deficiency in immunodeficient mice impairs vascular regeneration.
Hang Qu   +10 more
wiley   +1 more source

T Cell Exhaustion in Cancer Immunotherapy: Heterogeneity, Mechanisms, and Therapeutic Opportunities

open access: yesAdvanced Science, EarlyView.
T cell exhaustion limits immunotherapy efficacy. This article delineates its progression from stem‐like to terminally exhausted states, governed by persistent antigen, transcription factors, epigenetics, and metabolism. It maps the exhaustion landscape in the TME and proposes integrated reversal strategies, providing a translational roadmap to overcome
Yang Yu   +7 more
wiley   +1 more source

Mild Focal Cooling Decouples Dendrites to Reconfigure Cortical Output

open access: yesAdvanced Science, EarlyView.
Mild cooling of the cortical surface selectively modulates apical dendritic excitability, plasticity, and somato‐dendritic coupling, while uncoupling these effects from basal dendrites, and reshapes apical‐driven responses in barrel cortex during whisker touch.
Meisam Habibi Matin   +2 more
wiley   +1 more source

Numerical Analysis of Microchannels Designed for Heat Sinks. [PDF]

open access: yesNanomanuf Metrol, 2022
McCormack M, Fang F, Zhang J.
europepmc   +1 more source

Effect of the Water-outlet Mode on the Heat Transfer Performance of Water-cooled Chip Heat Sink

open access: yesZhileng xuebao, 2017
This paper presents the experimental and numerical results of the heat-transfer characteristics of a water-cooled heat sink with different outlet layouts. An experimental apparatus was set up to validate the numerical results.
Wang Yabo, Zhu Kai, Cui Zhuo, Wei Jie
doaj  

Plant Genetic Engineering: Technological Pathways, Application Scenarios, and Future Directions

open access: yesAdvanced Science, EarlyView.
This review maps the fast‐evolving landscape of plant genetic engineering, linking enabling platforms with trait‐focused applications in architecture optimization, stress resilience, yield improvement, and quality enhancement. It highlights how genome editing, transgenic strategies, and emerging multi‐gene approaches reshape breeding pipelines, while ...
Peilin Wang   +4 more
wiley   +1 more source

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