Results 51 to 60 of about 48,269 (303)

Thermal deformation behavior and microstructure evolution of GH4169 superalloy under the shear-compression deformation conditions

open access: yesMaterials & Design, 2021
The shear-compression deformation of GH4169 superalloy at 1000–1200 °C and 0.01–1 s−1 was investigated by physical and numerical simulation based on a specific shear-compression sample (SCS).
Leli Chen   +11 more
doaj   +1 more source

Extended plasticity in commercial-purity zinc [PDF]

open access: yes, 1968
90% rolling-reduction of annealed commercial-purity zinc sheet (grain size 100 - 150 μ) results in the fragmentation of the large grains into, finally, stable micro-grains, 1 - 211 in diameter.
Naziri, H.   +2 more
core  

Ceramic Particle‐Reinforced Medium‐Entropy Alloys With Outstanding Mechanical Properties Prepared by Novel Micro‐LPBF

open access: yesAdvanced Functional Materials, EarlyView.
An innovative medium entropy alloy (MEA) composite material was fabricated via micro laser powder bed fusion (μ‐LPBF) with appropriate nano‐ceramic particles doping and exhibited markedly improved overall performance, including synergistically enhanced strength and ductility, increased hardness and compressive strength, improved wear resistance and ...
Zhonglin Shen, Mingwang Fu
wiley   +1 more source

Microstructure of interpass rolled wire + arc additive manufacturing Ti-6Al-4V components [PDF]

open access: yes, 2015
Mechanical property anisotropy is one of the issues that are limiting the industrial adoption of additive manufacturing (AM) Ti-6Al-4V components. To improve the deposits’ microstructure, the effect of high-pressure interpass rolling was evaluated, and a
Colegrove, Paul A.   +2 more
core   +1 more source

Bio‐Inspired Molecular Events in Poly(Ionic Liquids)

open access: yesAdvanced Functional Materials, EarlyView.
Originating from dipolar and polar inter‐ and intra‐chain interactions of the building blocks, the topologies and morphologies of poly(ionic liquids) (PIL) govern their nano‐ and micro‐processibility. Modulating the interactions of cation‐anion pairs with aliphatic dipolar components enables the tunability of properties, facilitated by “bottom‐up ...
Jiahui Liu, Marek W. Urban
wiley   +1 more source

Combinatorial biomaterials discovery strategy to identify new macromolecular cryoprotectants [PDF]

open access: yes, 2020
Cryoprotective agents (CPAs) are typically solvents or small molecules, but there is a need for innovative CPAs to reduce toxicity and increase cell yield, for the banking and transport of cells.
Gibson, Matthew I.   +4 more
core   +2 more sources

Deciphering Small Molecule Diffusion Parameters Across Light Responsive Polymersome Membranes

open access: yesAdvanced Functional Materials, EarlyView.
Light‐responsive polymersomes bearing donor–acceptor Stenhouse adducts (DASAs) enable programmable control over small‐molecule transport across synthetic membranes. By systematically varying DASA density, an optimal functionalization regime is identified that maximizes light‐gated permeability.
Farzina Matubbar   +7 more
wiley   +1 more source

The dynamic recrystallization microstructure characterizations of hot-rolled Fe50Mn30Co10Cr10 high-entropy alloy during different cooling rates

open access: yesJournal of Materials Research and Technology
This study investigated the dynamic recrystallization microstructure and recrystallization mechanisms of hot-rolled Fe50Mn30Co10Cr10 high-entropy alloy (HEA) combining the microstructural characterizations and the phase-field-crystal (PFC) simulations ...
Jinchen Yang   +6 more
doaj   +1 more source

Characterization of hot workability of IN617B alloy using activation energy, Zener-Hollomon parameter and hot processing maps

open access: yesJournal of Materials Research and Technology, 2023
In order to predict the hot workability of the material more accurately, this paper takes the hot deformation of IN617B as the example. The activation energy (Q) map, Zener-Hollomon parameter (Z) map, and hot processing map were established based on the ...
Rui Luo   +8 more
doaj   +1 more source

Beyond the Edge: Charge‐Transfer Excitons in Organic Donor‐Acceptor Cocrystals

open access: yesAdvanced Functional Materials, EarlyView.
Complex excitonic landscapes in acene–perfluoroacene cocrystals are unveiled by polarization‐resolved optical spectroscopy and many‐body theory. This systematic study of a prototypical model system for weakly interacting donor–acceptor compounds challenges common views of charge‐transfer excitons, providing a refined conceptual framework for ...
Sebastian Anhäuser   +6 more
wiley   +1 more source

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