Results 61 to 70 of about 728,970 (370)

Current and Future Cornea Chip Models for Advancing Ophthalmic Research and Therapeutics

open access: yesAdvanced Biology, EarlyView.
This review analyzes cornea chip technology as an innovative solution to corneal blindness and tissue scarcity. The examination encompasses recent developments in biomaterial design and fabrication methods replicating corneal architecture, highlighting applications in drug screening and disease modeling while addressing key challenges in mimicking ...
Minju Kim   +3 more
wiley   +1 more source

Viscosity Measurement of Hydrogen-Methane Mixed Gas for Future Energy Systems

open access: yesJournal of Thermal Science and Technology, 2007
In order to reduce the CO2 emission, in May 2004, the European Union (EU) started an experimental approach known as the “naturalhy Project” in order to transport hydrogen by mixing it with the existing high-pressure natural gas in the ...
Yohei KOBAYASHI   +2 more
doaj   +1 more source

The effects of viscosity on the circumplanetary disks [PDF]

open access: yes, 2012
The effects of viscosity on the circumplanetary disks residing in the vicinity of protoplanets are investigated through two-dimensional hydrodynamical simulations with the shearing sheet model. We find that viscosity can affect properties of the circumplanetary disk considerably when the mass of the protoplanet is $M_p \lesssim 33M_\oplus$, where $M_ ...
arxiv   +1 more source

Activation of SIRT1 Reduces Renal Tubular Epithelial Cells Fibrosis in Hypoxia Through SIRT1‐FoxO1‐FoxO3‐Autophagy Pathway

open access: yesAdvanced Biology, EarlyView.
Hypoxia promotes the epithelial‐mesenchymal transition (EMT) of renal tubular epithelial cells via the SIRT1‐FoxO1‐FoxO3‐autophagy pathway, thereby resulting in the fibrosis of renal tubular epithelial cells. Activation of SIRT1 or induction of autophagy inhibits this process, alleviating hypoxia‐induced fibrosis.
Guangyu Wang   +6 more
wiley   +1 more source

Concentration Sensor for Hydrogen-Methane Mixed Gas Based on Quartz Oscillator

open access: yesJournal of Thermal Science and Technology, 2007
Quartz is used in various devices, since it can be easily vibrated by the piezoelectric effect and controlled in an electric circuit. The force, which acts on the vibrating body, follows the principles of fluid dynamics; this phenomenon is explained in ...
Yohei KOBAYASHI   +6 more
doaj   +1 more source

Effect of Temperature, Concentration and Aggregation on the Rheological Behavior of ZrO2 – Avocado Oil Nanolubricant

open access: yesTribology in Industry, 2020
The paper investigates the effect of dispersed ZrO2 nanoparticles on the rheological behavior of avocado oil. ZrO2 nanoparticles are added in three weight percentages and their effect on viscosity is measured on Anton par’s MCR 102 in accordance with DIN
W.K. Shafi, M.S. Charoo
doaj   +1 more source

Plasma Viscosity with Mass Transport in Spherical ICF Implosion Simulations [PDF]

open access: yes, 2015
The effects of viscosity and small-scale atomic-level mixing on plasmas in inertial confinement fusion (ICF) currently represent challenges in ICF research. Many current ICF hydrodynamic codes ignore the effects of viscosity though recent research indicates viscosity and mixing by classical transport processes may have a substantial impact on implosion
arxiv   +1 more source

The Viscosity of Liquids [PDF]

open access: yesProceedings of the Physical Society of London, 1894
n ...
openaire   +2 more sources

Viscosity of hybrid nanofluids: A critical review

open access: yesThermal Science, 2019
The remarkable enhancement in heat transfer capabilities of conventional fluids with the addition of nanosized metallic and non-metallic particles appealed the attention of investigators towards the suspension of hybrid nanocomposites as a substitute of ...
Hamza Babar, Muhammad Usman, H. Muhammad
semanticscholar   +1 more source

Toward Design Principles for Biomolecular Condensates for Metabolic Pathways

open access: yesAdvanced Biology, EarlyView.
Biomolecular condensates are membrane‐less compartments found through‐out nature which can serve as reaction crucibles for biochemical processes. This review explores the design strategies underlying how condensates can be used in biotechnology to enhance multistep enzyme cascades including enhancement by mass action and substrate channeling, and ...
Alain A.M. André   +3 more
wiley   +1 more source

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