Results 71 to 80 of about 23,762 (306)

Hot deformation behavior and hot processing map of GH2132 alloy

open access: yesHigh Temperature Materials and Processes
Hot compression experiments were conducted on GH2132 alloy rods using a Gleeble-3500 thermal simulator to investigate the high-temperature rheological behavior of the alloy at temperatures of 950, 1,000, 1,050, and 1,100 °C and strain rates of 0.001, 0 ...
Yuan YuKang   +6 more
doaj   +1 more source

Regulation of high-temperature microstructure evolution and recrystallization by pre-strain accumulation in Al–Zn–Mg–Cu alloys

open access: yesJournal of Materials Research and Technology
This study systematically investigates the hot deformation behavior of Al–Zn–Mg–Cu alloy through pre-deformation compression tests at different temperatures (room temperature, RT, and cryogenic temperature, CT) with varying pre-strain levels, combined ...
Dejin Wei   +3 more
doaj   +1 more source

Covalent Organic Frameworks for Water Sorption: The Importance of Framework Physical Stability

open access: yesAdvanced Functional Materials, EarlyView.
This study explores the water‐vapor stability of 2D covalent organic frameworks (COFs) with varying pore sizes. Results reveal microporous COFs demonstrate superior stability compared to mesoporous ones, despite lower water uptake. Mesoporous keto‐enamine‐linked COFs show enhanced stability due to intralayer hydrogen bonds, confirmed by simulations and
Wei Zhao   +13 more
wiley   +1 more source

Characterization of Hot Deformation Behavior and Dislocation Structure Evolution of an Advanced Nickel-Based Superalloy

open access: yesMetals, 2020
The hot deformation behavior of an advanced nickel-based Haynes282 superalloy was systematically investigated employing isothermal compression tests in the sub-solvus and super-solvus temperature with various strain rates.
Zhihao Yao   +5 more
doaj   +1 more source

Expanding Chemical Space of Nucleic Acid Nanoparticles for Tunable Antiviral‐Like Immunomodulatory Responses and Potent Adjuvant Activity

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a nucleic acid nanoparticle (NANP) platform designed to be rrecognized by the human innate immune system in a regulated manner. By changing chemical composition while maintaining constant architectural parameters, we identify key determinants of immunorecognition enabling the rational design of NANPs with tunable immune activation profiles
Martin Panigaj   +21 more
wiley   +1 more source

Microstructure and hot deformation behavior of FeMnAlCMo steel

open access: yesJournal of Materials Research and Technology, 2020
The hot deformation behavior of the lightweight Fe-30Mn-10Al-1.1C-4Mo steel was experimentally investigated under compression, tension, and torsion with tension conditions and simulated by the finite element method.
Clair Renault   +3 more
doaj   +1 more source

A Smart Bio‐Battery Facilitates Diabetic Bone Defect Repair Via Inducing Macrophage Reprogramming and Synergistically Modulating Bone Remodeling Coupling

open access: yesAdvanced Functional Materials, EarlyView.
This research presents a novel implantable bio‐battery, GF‐OsG, tailored for diabetic bone repair. GF‐OsG generates microcurrents in high‐glucose conditions to enhance vascularization, shift macrophages to the M2 phenotype, and regulate immune responses.
Nanning Lv   +10 more
wiley   +1 more source

Exploiting Two‐Photon Lithography, Deposition, and Processing to Realize Complex 3D Magnetic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon lithography (TPL) enables 3D magnetic nanostructures with unmatched freedom in geometry and material choice. Advances in voxel control, deposition, and functionalization open pathways to artificial spin ices, racetracks, microrobots, and a number of additional technological applications.
Joseph Askey   +5 more
wiley   +1 more source

Crack‐Growing Interlayer Design for Deep Crack Propagation and Ultrahigh Sensitivity Strain Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A crack‐growing semi‐cured polyimide interlayer enabling deep cracks for ultrahigh sensitivity in low‐strain regimes is presented. The sensor achieves a gauge factor of 100 000 at 2% strain and detects subtle deformations such as nasal breathing, highlighting potential for minimally obstructive biomedical and micromechanical sensing applications ...
Minho Kim   +11 more
wiley   +1 more source

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