Incremental high pressure torsion as a novel severe plastic deformation process: Processing features and application to copper [0.03%]
一种新的严重塑性变形过程——连续累积高压扭转及其在铜中的应用
A Hohenwarter
A Hohenwarter
High pressure torsion is known as one of the most popular severe plastic deformation processes. However, it has certain size limitations, especially regarding the thickness of the processed samples. In this contribution incremental high pre...
On the remarkable thermal stability of nanocrystalline cobalt via alloying [0.03%]
固溶元素对纳米晶钴热稳定性的改善作用
A Bachmaier,C Motz
A Bachmaier
Nanostructured Co materials are produced by severe plastic deformation via alloying with small amounts of C and larger amounts of Cu. The thermal stability of the different nanostructured Co materials is studied through isothermal annealing...
Effect of solution heat treatment on the internal architecture and compressive strength of an AlMg4.7Si8 alloy [0.03%]
溶液处理对AlMg4.7Si8合金的内部组织和压缩性能的影响研究
D Tolnai,G Requena,P Cloetens et al.
D Tolnai et al.
The evolution of the microstructure of an AlMg4.7Si8 alloy is investigated by scanning electron microscopy and ex situ synchrotron tomography in as-cast condition and subsequent solution treatments for 1 h and 25 h at 540 °C, respectively....
Sub-micrometre holotomographic characterisation of the effects of solution heat treatment on an AlMg7.3Si3.5 alloy [0.03%]
溶液热处理对AlMg7.3Si3.5合金亚微米全息层析表征的影响研究
D Tolnai,G Requena,P Cloetens et al.
D Tolnai et al.
A strip cast AlMg7.3Si3.5 alloy is investigated by sub-micrometre holotomographic analysis achieving a voxel size of (60 nm)3 by cone beam magnification of the focused synchrotron beam using Kirkpatrick-Baez mirrors. The three-dimensional m...
Influence of grain shape and orientation on the mechanical properties of high pressure torsion deformed nickel [0.03%]
高压力扭转变形镍的晶粒形状和取向对其力学性能的影响
Georg B Rathmayr,Anton Hohenwarter,Reinhard Pippan
Georg B Rathmayr
Severely plastically deformed (SPD) materials, for example those produced by high pressure torsion (HPT), are reported to possess outstanding mechanical properties. A typical HPT microstructure consists of elongated grains, usually of grain...
A Hohenwarter,R Pippan
A Hohenwarter
In this study the fracture behavior of ultrafine-grained copper was assessed by means of elasto-plastic fracture mechanics. For the synthesis of the material high pressure torsion was used. The fracture toughness was quantitatively measured...
Effect of oxide particles on the stabilization and final microstructure in aluminium [0.03%]
氧化物颗粒对铝的稳定性和最终显微组织的影响
Andrea Bachmaier,Reinhard Pippan
Andrea Bachmaier
Bulk aluminium samples containing alumina particles have been produced by different severe plastic deformation methods. Aluminium foils with different initial foil thicknesses were cold rolled to different amounts of strain and aluminium po...
Tension and fatigue behavior of 316LVM 1x7 multi-strand cables used as implantable electrodes [0.03%]
316LVM 1x7多股缆线作为植入式电极的拉伸和疲劳行为研究
John J Lewandowski,Ravikumar Varadarajan,Brian Smith et al.
John J Lewandowski et al.
The mechanical behavior of 316LVM 1x7 cables were evaluated in uniaxial tension, and in cyclic strain-controlled fatigue with the use of a Flex tester operated to provide fully reversed bending fatigue. The magnitude of cyclic strains impar...
Multiscale mechanics of hierarchical structure/property relationships in calcified tissues and tissue/material interfaces [0.03%]
钙化组织及组织/材料界面的分级结构性能多尺度力学关系研究
J Lawrence Katz,Anil Misra,Paulette Spencer et al.
J Lawrence Katz et al.
This paper presents a review plus new data that describes the role hierarchical nanostructural properties play in developing an understanding of the effect of scale on the material properties (chemical, elastic and electrical) of calcified ...