Results 111 to 120 of about 58,230 (310)

A comparison between single sided and double sided friction stir welded 8mm thick DH36 steel plate

open access: yes, 2012
As part of an ongoing process to fully evaluate the potential for friction stir welding (FSW) to be used in the shipbuilding industry, a comparison has been made between two variants of the process.
Osman, M.M.   +3 more
core  

High‐Performance Transparent, Deformable, and Recoverable Biomimetic Stevia–PVA Hydrogel Triboelectric Nanogenerator with Machine Learning‐Assisted Motion Recognition

open access: yesAdvanced Materials, EarlyView.
A transparent, deformable stevia–PVA hydrogel triboelectric nanogenerator delivers significantly enhanced mechanical strength and electrical output through biomimetic hydrogen‐bonded networks. Coupled with machine learning–assisted signal recognition, the self‐powered hydrogel enables accurate human‐motion sensing for intelligent wearable and IoT ...
Thien Trung Luu   +5 more
wiley   +1 more source

The Interpretation of Experimental Observation Data for the Development of Mechanisms based Creep Damage Constitutive Equations for High Chromium Steel

open access: yes, 2015
It is very important to design a safe factor or estimating the remain lifetime for electric power plant components of steam pipes which mostly manufacture by high chromium steels and work at high temperature and low stress level.
Yang, Xin   +5 more
core   +1 more source

Dynamic Recrystallization Evolution and Constitutive Relationship of 2 200 MPa-Grade Ultra-High Strength Steel during High-Temperature Deformation

open access: yesTeshugang
The thermal compression deformation behavior and microstructure evolution of 2 200 MPa ultra-high-strength steel were experimentally investigated using a Thermomastor-Z thermal simulation machine. Stress-strain curves under different strain rates (0.01 s⁻
Zhou Lei, Wang Fei
doaj  

Low-Alloy Ultra-High Strength Cast Steels Prepared by a Quenching–Partitioning–Tempering Treatment

open access: yesMetals
To synergistically enhance the strength and toughness of low-alloy cast steels, a quenching–partitioning–tempering (Q-P-T) heat treatment process was specifically performed based on the “Constrained Carbon Equilibrium” thermodynamic model. The effects of
Xueyi Fan   +4 more
doaj   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

A feasibility study on mechanical connections of very high strength (VHS) circular steel tubes

open access: yes, 2011
The Very High Strength (VHS) circular steel tube is a quenched and tempered high alloy steel that was invented in Australia in the 1990s. It has a yield strength of 1350MPa that is three times higher than the strength of common structural steels being ...
Xiao, Zhigang   +3 more
core  

Advancing Lithium–Oxygen Batteries: Pioneering Cathode Catalyst Innovation and Artificial Intelligence‐Driven Design Paradigms

open access: yesAdvanced Materials, EarlyView.
This review summarizes the principles and challenges of nonaqueous lithium‐oxygen batteries and recent advances in cathode catalysts, including carbon‐based materials, metals, oxides, sulfides, nitrides, carbides, and redox mediators. It highlights emerging design strategies and artificial intelligence‐driven approaches, emphasizing data‐assisted ...
Yuqing Yao   +8 more
wiley   +1 more source

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