Results 121 to 130 of about 760,643 (285)

Oblique Stagnation-Point Darcy Flow towards a Stretching Sheet

open access: yesJournal of Applied Fluid Mechanics, 2012
An attempt is made for the study of steady two-dimensional flow of a viscous and incompressible fluid striking at some angle of incidence on a stretching sheet.
P Singh, D Sinha, N.S. Tomer
doaj  

Radiative Thermal Management for Extreme Environments: Mechanisms and Design Strategies

open access: yesAdvanced Materials, EarlyView.
In this review, we discuss the fundamental mechanisms of radiative cooling and solar heating, material and structural design strategies, hybrid approaches integrating additional heat transfer pathways, and durability‐oriented designs addressing environmental stresses.
Hyung Rae Kim   +5 more
wiley   +1 more source

Youngstown Sheet and Tube Company's Campbell Works

open access: yes, 1910
A view of the west end of Youngstown Sheet and Tube Company's Campbell Works, in East Youngstown (Campbell), Ohio, ca. 1910-1919. Named after James A. Campbell, the Campbell Works quickly became one of the Mahoning Valley's leaders in producing finished
Youngstown Sheet and Tube Company
core  

Biohybrid Crawling Robot With Spiral‐Spring Backbone and Inclined Legs for Enhanced Locomotion

open access: yesAdvanced Materials, EarlyView.
We present a biohybrid crawling robot integrating a muscle ring with a flexible skeleton combining two complementary structural elements. The spiral‐spring backbone enables large‐amplitude bending without compromising axial stability, while outward‐inclined legs with unequal front–rear lengths effectively convert deformation into directional strides ...
Tomohiro Morita   +2 more
wiley   +1 more source

Flow of nanofluid over a stretching sheet.

open access: yes, 2013
Flow of nanofluid over a stretching sheet.
Ioan M. Pop (302789)   +1 more
core   +1 more source

Strong Fully Reprocessable Engineered Wood Composites

open access: yesAdvanced Materials, EarlyView.
Engineering a hyperbranched adhesive with complementary imine‐bond and hydrogen‐bond networks, combining it with wood particles to fabricate the wood composite (WP/HTP) under mild hot‐pressing conditions. The WP/HTP exhibits 100% mechanical strength recovery after three cycles of reprocessing, and the reprocessed modulus of rupture (MOR) and modulus of
Xilin Zhang   +9 more
wiley   +1 more source

Numerical study of flow behavior and heat transfer of ternary water- based nanofluids in the presenc

open access: yesJournal of Thermal Engineering
Research on ternary hybrid nanofluids is driven by the hope that combining various nanoparticles will lead to better heat transfer efficiency, thermal conductivity, as well as other desired properties.
Gul M. SHAIKH
doaj   +1 more source

Ionic Cocrystal Programming of Spatial Ionic Organization in Carbon Nitrides Enables Highly Efficient H2O2 Photosynthesis

open access: yesAdvanced Materials, EarlyView.
Ionic cocrystal‐programmed ionic organization establishes a general strategy for electrostatic programming in polymeric photocatalysts. ABSTRACT Controlling the spatial organization of ions in polymeric photocatalysts remains a fundamental challenge for optimizing charge transport and catalytic selectivity in solar‐driven hydrogen peroxide (H2O2 ...
Anna Lo Presti   +6 more
wiley   +1 more source

Stretching DNA

open access: yes, 2014
Explore stretching just a single strand of DNA using optical tweezers or fluid flow. Experiment with the forces involved and measure the relationship between the stretched DNA length and the force required to keep it stretchedEducação Superior::Ciências ...
Perkins, Tom   +5 more
core  

Efficient in‐Plane Exciton Transport in a Discontinuous Layered Lead‐Bromide Perovskite

open access: yesAdvanced Materials, EarlyView.
A new class of two‐dimensional lead‐bromide perovskite based on monovalent 4‐aminomethylbenzoic acid cations is presented, featuring a discontinuous inorganic layer. Despite the discontinuous lattice, transient photoluminescence microscopy demonstrates efficient though strongly anisotropic in‐plane exciton transport.
Raquel Utrera‐Melero   +9 more
wiley   +1 more source

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