Results 51 to 60 of about 9,452 (298)

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

Time‐restricted feeding prior to Mycobacterium tuberculosis infection reduces tissue CD4+ T cells with limited impact on bacterial clearance

open access: yesFEBS Open Bio, EarlyView.
Time‐restricted feeding (TRF) in mice increased liver fatty acid oxidation and decreased fatty acid biosynthesis. These alterations persisted when TRF was discontinued and the host was infected with Mycobacterium tuberculosis. Pre‐exposure to TRF did not alter tissue (lung and spleen) mycobacterial burden but significantly reduced CD3+ T cells in lungs
Ashish Gupta   +7 more
wiley   +1 more source

Analysis of dissolved-gas atomization: supercritical CO2 dissolved in water [PDF]

open access: yes, 2010
Supercritical dissolved-gas atomization is an atomization process in which carbon dioxide at temperature and pressure above its critical point is used as the atomizing gas.
REVERCHON, Ernesto   +8 more
core   +1 more source

Production of metal powders by gas atomization using swirl and non-swirl nozzles

open access: yesNihon Kikai Gakkai ronbunshu, 2022
Gas atomization, in which high-pressure gas jet impinges on molten metal stream from the melt tube to atomize it, is a popular method of producing fine metal powders. In this study, we focused on a swirling flow of the injection gas as a factor affecting
Kazuki YOSHIMURA, Kazuya SAITO
doaj   +1 more source

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

Direct imaging of gas atomization process accompanying surface oxidation of tin droplets

open access: yesMaterials & Design
Fine metal particles produced by gas atomization are recognized as an essential material for additive manufacturing. However, spatio-temporally resolved images for the atomization process are still lacking.
Taiko Tanimoto   +8 more
doaj   +1 more source

Preparation technology and research progress of superalloy powders used for additive manufacturing

open access: yesFenmo yejin jishu, 2022
Spherical powders are the important raw materials used for the preparation technology as the additive manufacturing, powder metallurgy, and injection molding.
HOU Wei-qiang   +9 more
doaj   +1 more source

SIMULTANEOUS ONSET OF CONDENSATION OF MOLECULES AND ATOMS IN AN ATTRACTIVE FERMI GAS OF ATOMS [PDF]

open access: yesModern Physics Letters B, 2007
The self-consistent equations for the order parameters of Bose–Einstein condensation (BEC) of molecules and Bardeen–Cooper–Schrieffer (BCS) condensation of atoms in a Fermi gas of atoms with an attractive two-body interaction between atoms have been derived within the Hartree–Fock–Bogoliubov approximation from the path integral representation of the ...
Han, Fuxiang, Lei, Minghao, Wu, E.
openaire   +2 more sources

Gas absorption by atomization [PDF]

open access: yes, 1952
The purpose of this work was to test the applicability of atomization to absorption by means of a two-fluid or gas-atomization nozzle. Since absorption depends directly on the amount of liquid surface exposed to absorbable gas, and atomization of a ...
Branscome, James R.   +2 more
core  

Air-Core-Liquid-Ring (ACLR) Atomization: Influences of Gas Pressure and Atomizer Scale Up on Atomization Efficiency

open access: yes, 2019
Air-core-liquid-ring (ACLR) atomizers present a specific type of internal mixing pneumatic atomizers, which can be used for efficient atomization of high viscous liquids.
Heike P. Karbstein   +5 more
core   +1 more source

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