Results 91 to 100 of about 177,810 (265)

A Vascular Microphysiological Model of Lung Fibrosis Reveals That Myofibroblasts and IPF Patient‐Derived Fibroblasts Impair Angiogenesis and Vasculogenesis

open access: yesAdvanced Functional Materials, EarlyView.
A microphysiological lung fibrosis model recapitulates myofibroblast–vascular interactions. Induced myofibroblasts and patient‐derived IPF fibroblasts impair angiogenesis and increase vascular permeability via TGF‐β1–driven signaling. Pharmacological interventions with SB 431542 and VEGF supplementation restore vascular morphology and barrier function.
Elena Cambria   +7 more
wiley   +1 more source

Tailoring Microstructure in Copper‐Based Conductive Metal–Organic Frameworks for Enhanced Chemiresistive Sensing and Uptake of Sulfur Dioxide

open access: yesAdvanced Functional Materials, EarlyView.
Precursor‐ and solvent‐mediated synthesis yields four Cu3(HHTP)2 morphologies with distinct physicochemical, sorption, and sensing properties toward SO2. Uptake capacities correlate with BET surface area, while sensing performance scales with particle aspect ratio.
Patrick Damacet   +5 more
wiley   +1 more source

Effect of Chemical Reaction on Heat and Mass transfer of Porous MHD Casson Nano Fluid with Melting and Joule heating

open access: yesInternational Journal of Applied Mechanics and Engineering
The purpose of this study is to use computational tools to evaluate the effects of Joule heating, chemical reactions and melting on heat and mass transfer of a non-Newtonian Casson nano fluid flow across a porous stretched surface.
Namala Yuvaraju, Hymavathi Dyapa
doaj   +1 more source

Experimental Study on Cross Wedge Rolling of 21-4N Heat Resistant Steel

open access: yesMetals, 2019
21-4N is a typical heat resistant steel used as the material of exhaust valves. The application of cross wedge rolling to manufacture preform for valves has the advantages of higher efficiency and better quality.
Zhenhua Zheng
doaj   +1 more source

Emergent Spin‐Glass Behavior in an Iron(II)‐Based Metal–Organic Framework Glass

open access: yesAdvanced Functional Materials, EarlyView.
A one‐pot, solvent‐free synthesis yields an Fe2+‐based metal‐organic framework (MOF) glass featuring a continuous random network structure. The material exhibits spin‐glass freezing at 14 K, driven by topological‐disorder and short‐range magnetic frustration, showcasing the potential of MOF glasses as a plattform for cooperative magnetic phenomena in ...
Chinmoy Das   +8 more
wiley   +1 more source

Investigation of MHD radiative casson micropolar hybrid nanofluid over exponential curved stretching sheet

open access: yesJournal of Radiation Research and Applied Sciences
In this analysis, we deliberated a couple stress tensor of Casson micropolar hybrid nanofluid over an exponential curved stretching surface. The impact of joule heating and radiation has been observed.
Nadeem Abbas   +3 more
doaj   +1 more source

Minimal stretch maps between hyperbolic surfaces

open access: yes, 1998
This paper develops a theory of Lipschitz comparisons of hyperbolic surfaces analogous to the theory of quasi-conformal comparisons. Extremal Lipschitz maps (minimal stretch maps) and geodesics for the `Lipschitz metric' are constructed. The extremal Lipschitz constant equals the maximum ratio of lengths of measured laminations, which is attained with ...
openaire   +3 more sources

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

MHD micro polar fluid flow over a stretching surface with melting and slip effect. [PDF]

open access: yesSci Rep, 2023
Sharma S   +5 more
europepmc   +1 more source

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