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Formation mechanism of fivefold deformation twins in a face , - NCBI - Know More
28 Mar 2017 , Ball milling and high pressure torsion are used to fabricate nc metals by plastic deformation, , 2(a) among four different slip {111} plan...
Al/C60 Nanocomposites Fabricated by High-Pressure Torsion , - Know More
18 Feb 2015 , Al/C60 Nanocomposites Fabricated by High-Pressure Torsion , chemical reaction between fullerenes and metal matrix due to high reactivity and , For improvement of fullerenes' dispersion, high-energy ball milling (HEBM) of , different orientations and receive locally different loading conditions, although....
Comparison of Two Powder Processing Techniques on the , - Know More
31 Oct 2013 , The comparison between HPT and BM was carried out and compared to , HPT: high pressure torsion, BM+SPS: ball milling followed by spark....
Metallurgical Materials Science and Alloy Design - Nanolaminates - Know More
Dislocations from the crystalline layers drag Cu atoms across the interface into the , This difference is due to ion trajectory aberrations at the interface when the tip is , to very large strains via ball milling, high pressure torsion, or wire drawing...
Severe plastic deformation - Wikipedia - Know More
Severe plastic deformation (SPD) is a generic term describing a group of metalworking , High pressure torsion (HPT) can be traced back to the experiments that won , In this method, a disk of the material to be strained is placed between 2 anvils , Mechanical alloying/milling (MA/MM) performed in a high-energy ball mill....
High-pressure torsion of pure cobalt: hcp-fcc phase transformations , - Know More
, was severely deformed using high-pressure torsion to investigate the influence of grain , and mechanical milling (MM) methods such as ball milling (BM)3 , that a phase transformation occurs from fcc to hcp after short milling time, while a , development to produce a difference in dislocation activity between uniaxial....
Mechanochemical Effect of Severe Plastic Deformations: Metal , - Know More
In the case of High Pressure Torsion (HPT) processing, a powder or thin film , Similarities between HPT and ball milling were evidenced in the recent work by , the effect of SPD is similar to that of mechanical milling with the major difference....
Effects of ball milling and high-pressure torsion for improving , - Know More
Effects of ball milling and high-pressure torsion for improving mechanical properties of Al–Al2O3 nanocomposit Authors; Authors and affiliations...
FST Academic Staff - Huaiyu SHAO - Know More
Research topic: Development of High Capacity Hydrogen Storage Materials for , on a Hydrogen-based Society through Collaboration among Industry, University, , materials synthesized by different techniques-ball milling, hydrogen plasma , and Edge Dislocations Using High-pressure Torsion, 41 (2016) 8917-8924...
Nanostructured MgH2 obtained by cold rolling combined with short , - Know More
22 Nov 2012 , MgH2 was processed by short time high-energy ball milling (BM) and cold , deformation (SPD) techniques such as High Pressure Torsion (HPT), , However, some differences in the kinetic behavior and shape between the....
Microstructure and mechanical properties of CuxNb 1− x alloys , - Know More
26 Dec 2014 , , of CuxNb1−x alloys prepared by ball milling and high pressure torsion compacting , The grain size varies between 26–13 nm for the Cu rich samples , The observed microstructure is different from the Cu-rich sample...
Thermal conductivity reduction of crystalline silicon by high-pressure , - Know More
28 Jun 2014 , Silicon thermal conductivity High-pressure torsion Time domain thermoreflectance Thermoelectrics , To realize this objective, nanostructuring using ball milling followed , thermal model between the Al transducer film and the material [16] , are adjusted to fit the experimental data at different delay tim...
Correlation between Microstructure and Hydrogen Storage , - Know More
Correlation between Microstructure and Hydrogen Storage Properties of , High-pressure torsion was performed on commercial magnesium disks under uniaxial compression and simultaneously shear straining for different number of turns , of nanocrystalline Mg2Ni alloy prepared by high energy ball-milling followed by....
Thermoelectric properties of chalcogenide based Cu2+ xZnSn1− xSe4 - Know More
Two of the resulting samples were treated by a high-pressure torsion (HPT) , box (O2-, H2O-content < 15 ppm) and transferred to WC-ball mill containers with WC-balls , in the stannite structure the three different elements occupying the cationic , As negative S values are observed for ZnSe (−178 to −370 μV/K between....
A room-temperature alternative to reducing the thermal conductivity , - Know More
7 Jul 2014 , , work by maintaining a temperature difference between their different sides, , "To realize this objective, nanostructuring using ball milling followed by hot , of crystalline silicon by high-pressure torsion"), the team shows that bulk , they have not yet been able to establish a clear correlation between the....
Advanced High Strength and Nanostructured Steels | Max-Planck , - Know More
Research Topics - Advanced High Strength and Nanostructured Steels , Typical processings are wire drawing, ball milling, roll bonding, equal-channel angular extrusion, and high-pressure torsion of multiphase materials , Carbon partitioning between ferritic and austenitic phases is essential for austenite stabilization in....