scholarly journals Accelerating Heterogeneous Multiscale Simulations of Advanced Materials Properties with Graph‐Based Clustering

2020 ◽  
pp. 2000234
Author(s):  
Maxime Vassaux ◽  
Krishnakumar Gopalakrishnan ◽  
Robert C. Sinclair ◽  
Robin. A. Richardson ◽  
Peter V. Coveney
2004 ◽  
Vol 415 (1) ◽  
pp. 43-60 ◽  
Author(s):  
Jacky Wing Yip ◽  
Han Peng ◽  
Matthias Häußler ◽  
Ronghua Zheng ◽  
Ben Tang

2011 ◽  
Vol 9 (4) ◽  
pp. 1301-1326 ◽  
Author(s):  
Eric Lorenz ◽  
Alfons G. Hoekstra

Author(s):  
L.E. Murr ◽  
A.B. Draper

The industrial characterization of the machinability of metals and alloys has always been a very arbitrarily defined property, subject to the selection of various reference or test materials; and the adoption of rather naive and misleading interpretations and standards. However, it seems reasonable to assume that with the present state of knowledge of materials properties, and the current theories of solid state physics, more basic guidelines for machinability characterization might be established on the basis of the residual machined microstructures. This approach was originally pursued by Draper; and our presentation here will simply reflect an exposition and extension of this research.The technique consists initially in the production of machined chips of a desired test material on a horizontal milling machine with the workpiece (specimen) mounted on a rotary table vice. A single cut of a specified depth is taken from the workpiece (0.25 in. wide) each at a new tool location.


Author(s):  
M. Sarikaya ◽  
J. T. Staley ◽  
I. A. Aksay

Biomimetics is an area of research in which the analysis of structures and functions of natural materials provide a source of inspiration for design and processing concepts for novel synthetic materials. Through biomimetics, it may be possible to establish structural control on a continuous length scale, resulting in superior structures able to withstand the requirements placed upon advanced materials. It is well recognized that biological systems efficiently produce complex and hierarchical structures on the molecular, micrometer, and macro scales with unique properties, and with greater structural control than is possible with synthetic materials. The dynamism of these systems allows the collection and transport of constituents; the nucleation, configuration, and growth of new structures by self-assembly; and the repair and replacement of old and damaged components. These materials include all-organic components such as spider webs and insect cuticles (Fig. 1); inorganic-organic composites, such as seashells (Fig. 2) and bones; all-ceramic composites, such as sea urchin teeth, spines, and other skeletal units (Fig. 3); and inorganic ultrafine magnetic and semiconducting particles produced by bacteria and algae, respectively (Fig. 4).


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