Results 111 to 120 of about 7,970 (297)

Modified quenching temperature selection method for partial austenitization quenching and partitioning steel

open access: yesMaterials Research Express, 2018
Quenching and partitioning (Q&P) steel has bright prospects for applications in the automotive lightweight field. For predicting the optimal quenching temperature (QT) more accurately, a QT selection method modified by DICTRA simulation was proposed.
Long Li   +4 more
openaire   +1 more source

High Performance Durable Vanadium Dioxide Spectral Selective Modulation Smart Windows

open access: yesAdvanced Functional Materials, EarlyView.
Crystallinity‐enhanced VO2 nanoparticles with a self‐limited amorphous oxidation shell achieve an order of magnitude durability improvement and high spectral selective modulation performance (luminous transmittance of 28.5%, solar modulation of 10.5%, and mid‐infrared emissivity modulation of 0.5) for smart windows.
Bin Li   +7 more
wiley   +1 more source

Kinetic models of multiple-stage martensite transformation and subsequent isothermal bainite formation excluding ε-carbide precipitation in intercritical quenching and partitioning steels

open access: yesMaterials & Design, 2019
The kinetic models of multiple-stage martensite transformation and subsequent isothermal bainite formation were investigated in intercritical quenching and partitioning steels. The modified K-M model that considering instantaneous kinetic characteristics
Fei Peng   +3 more
doaj   +1 more source

Improving Tensile Properties of Room-Temperature Quenching and Partitioning Steel by Dislocation Engineering [PDF]

open access: yes, 2019
A new strong and ductile steel is developed by combining the dislocation engineering concept with the room-temperature quenching and partitioning process.
He, BB   +5 more
core   +1 more source

Magnesium‐Based Transient Bioelectronics, Bio‐Optics and Bio‐Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
This paper reviews the state of the art and recent advances in magnesium‐based thin‐film, foils, and scaffolds for applications in transient bio‐optics, bioelectronics and tissue engineering. The design principles, fabrication methods, material properties, and integration strategies are discussed in detail.
Massimo Mariello, Yves Leterrier
wiley   +1 more source

Quenching and partitioning process in ductile cast irons [PDF]

open access: yes, 2014
A commercial ductile iron alloy was submitted to quenching and partitioning (Q&S) process. Samples were austenitized at 900° C for two hours, quenched at 170°C and held at this temperature for 2 minutes and finally were re-heated in temperature between
Silva, A. J. S. T.   +4 more
core  

Giant Electrostriction in Halide Perovskites Revisited With Double‐Modulation Interferometry

open access: yesAdvanced Functional Materials, EarlyView.
A giant electrostrictive effect in lead halide perovskites had been reported previously. This work uses sensitive interferometry to measure the electromechanical response of various halide perovskite samples. The results reveal no intrinsic electrostrictive compression. Instead, the materials expand primarily under an applied electric field as a result
Philipp Ramming   +4 more
wiley   +1 more source

NEW TREATMENT ROUTE FOR CLOSED-DIE FORGINGS OF STEELS WITH 2.5% MANGANESE

open access: yesActa Metallurgica Slovaca, 2018
The requirements placed on closed-die-forged parts of advanced steels have been increasing recently. Such forgings demand an innovative approach to both design and heat treatment. It is important to obtain high strength and sufficient ductility in closed-
Dagmar Bublíková   +3 more
doaj   +1 more source

Semiconducting Polymers Post‐Functionalized With Ureido‐Pyrimidinone for Robust Stretchable Transistors

open access: yesAdvanced Functional Materials, EarlyView.
The design of intrinsically robust stretchable semiconducting polymers was achieved through OTBS‐mediated post‐functionalization of PDPP2T side chains with UPy units, generating dual hydrogen‐bonding motifs comprising weaker urethane linkages and strong quadruple UPy interactions along the long alkyl side chain, which is crucial for achieving desirable
Dinda Bazliah   +7 more
wiley   +1 more source

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