Results 91 to 100 of about 41,421 (286)

Machine learning-assisted process mapping and constitutive modeling of hot deformation in lightweight steel

open access: yesJournal of Materials Research and Technology
Accurate modeling of hot flow behavior in advanced lightweight steels is critical for optimizing thermomechanical processes, yet remains challenging due to the complexity of deformation mechanisms across wide temperature and strain rate ranges.
M.M. Salehi Mehr   +3 more
doaj   +1 more source

Characterization of Grain Boundaries in Superplastically Deformed Y-TZP Ceramics [PDF]

open access: yes, 1994
The effects of compressive deformation on the grain boundary characteristics of fine-grained Y-TZP have been investigated using surface spectroscopy, impedance analysis, and transmission electron microscopy.
Boutz, M.M.R.   +6 more
core   +3 more sources

Stimuli‐Responsive Afterglow from Luminescent Liquid Crystal Elastomers

open access: yesAdvanced Materials, EarlyView.
An active glow luminescent system for encoding, signaling, and tracking in dark environments has been developed by integrating inorganic ultralong afterglow phosphors with adaptive liquid crystal elastomer actuators. Abstract Stimuli‐responsive luminescent polymeric materials which combine afterglow emission with mechanical flexibility and adaptability
Lansong Yue   +2 more
wiley   +1 more source

Engineering Free Volume within Frontal Ring‐Opening Metathesis Polymerization via Pendant Plasticization

open access: yesAdvanced Materials, EarlyView.
Norbornene‐based copolymers with tunable n‐alkyl pendant length provide control over matrix free volume, enabling elastomeric materials via frontal ring‐opening metathesis polymerization (FROMP). ABSTRACT Frontal ring‐opening metathesis polymerization (FROMP) enables rapid, energy‐efficient access to high‐performance thermosets and thermoplastics, but ...
Kevin A. Stewart   +4 more
wiley   +1 more source

Enhancing Grayscale E‐Beam Lithography: Thermal Treatment of Novolak‐Based Resist for 3D Nanostructures

open access: yesAdvanced Materials Interfaces, EarlyView.
Surface roughness and chemistry of novolak‐based grayscale resists are dependent on both exposure dose and post‐exposure thermal treatment. The observed trends align with the viscoelastic phase separation model and underscore the need to consider both thermodynamic and kinetic factors in resist processing. By tailoring thermal treatment, it is possible
Rahul Singh   +4 more
wiley   +1 more source

Loading Mode Dependence of Twin‐Twin Boundary Formation in a Textured Magnesium Alloy

open access: yesAdvanced Materials Interfaces, EarlyView.
The structures of twin‐twin boundaries formed by interactions between twin variants sharing the same or different zone axes in a deformed magnesium alloy are demonstrated. Lattice distortion around complicated interfaces promotes grain refinement in the subsequent thermomechanical process, enhancing the mechanical performance of magnesium alloys ...
Yuzhi Zhu   +7 more
wiley   +1 more source

Microstructural Characterization Of Quenched And Plastically Deformed Two-Phase α+β Titanium Alloys

open access: yesArchives of Metallurgy and Materials, 2015
Development of microstructure in two-phase α+β titanium alloys is realized by thermomechanical processing – sequence of heat treatment and plastic working operations.
Motyka M.   +3 more
doaj   +1 more source

Thermomechanical processing of components of combined feeds by the expansion method

open access: diamond, 2022
A. A. Ospanov   +4 more
openalex   +2 more sources

Two‐Way Shape Memory Polymer Composite Gripper for Adaptive Robotic Applications

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐way shape memory polymer (SMP) composite is developed with intrinsic shape‐changing capability driven solely by temperature, eliminating external actuation loads. Embedding the SMP in a low‐stiffness elastomeric matrix enabled reversible transformations during heating and cooling cycles.
Aamna Hameed, Kamran Ahmed Khan
wiley   +1 more source

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