Sub|surface mechanical damage distributions during

Sub-surface mechanical damage distributions during grinding of ...

Keywords: grinding, fused silica, sub-surface damage, crack depth distribution, optical fabrication, lateral cracks, chatter marks, trailing indent cracks, ...

Sub-surface mechanical damage distributions during grinding of ...

It is shown that only a small fraction of the abrasive particles are being mechanically loaded and causing fracture, and most likely it is the larger particles ...

Sub-Surface Mechanical Damage Distributions During Grinding of ...

Suratwala et al. investigated the distribution and characteristics of subsurface cracking formed during grinding on fused silica [11] . The ...

Sub-surface mechanical damage distributions during grinding of ...

Using established fracture indentation relationships, it is shown that only a small fraction of the abrasive particles are being mechanically ...

Sub-surface mechanical damage distributions during grinding of ...

The measured SSD depth distributions are described by a single exponential followed by an asymptotic cutoff in depth. The observed surface cracks are ...

Subsurface mechanical damage during bound abrasive grinding of ...

Suratwala et al. Sub-surface mechanical damage distributions during grinding of fused silica. J. Non Cryst. Sol. (2006). S. Hentz et al ...

Subsurface mechanical damage correlations after grinding of ...

These microfractures result in the desired outcome of removing material from the surface to shape the workpiece; however, this occurs at the ...

Sub-surface mechanical damage distributions during grinding of ...

Sub-surface mechanical damage distributions during grinding of fused silica. T. Suratwala *, L. Wong, P. Miller, M.D. Feit, J. Menapace,. R. Steele, P. Davis ...

Subsurface mechanical damage correlations after grinding of ...

One possible explanation for associating lateral cracks, which represent surface roughness rather than radial cracks, with subsurface damage depth is that ...

Methods for Detection of Subsurface Damage: A Review

Subsurface damage is easily induced in machining of hard and brittle materials because of their particular mechanical and physical ...

Subsurface damage distribution in the lapping process

Walmer, “Sub-surface mechanical damage distribution during grinding of fused silica,” J. Non-Cryst. Solids 352, 5601–5617 (2006). [CrossRef]. 16. O. W. ...

Distribution Characteristics of Sub-Surface Cracks in Fused Quartz ...

Grinding damage of hard and brittle materials has been widely investigated based on the indentation fracture mechanics. Lawn et al. [12] ...

Methods for Detection of Subsurface Damage: A Review

Subsurface damage is easily induced in machining of hard and brittle materials because of their particular mechanical and physical properties.

Subsurface mechanical damage correlations after grinding of ...

SPIE 5991, 599103 (2005). 6. T. Suratwala et al., “Sub-surface mechanical damage distributions during grinding of fused silica,” J. Non ...

Rapid Detection and Elimination of Subsurface Mechanical Damage ...

... in the damage threshold. An alternative approach proposed to eliminate the sub-surface mechanical damage of fused silica is to combine RIE/RIBE and DCE, as ...

Theoretical model and digital extraction of subsurface damage in ...

Based on the fracture mechanics and grinding kinematics, a theoretical model is developed to determine various subsurface damage (SSD) ...

Correlation of subsurface damage and surface roughness on ...

For the following tests, both kinds of samples have been investigated. Figure 8 shows the fit of a lognormal distribution for the SSD for both ...

Assessment of sub-micron subsurface damage in glass

Walmer, "Sub-surface mechanical damage distributions during grinding of fused silica," Journal of Non-Crystalline Solids 352, 5601-5617 (2006). [11] C. Miao ...

Influence of Cutting Speed on Subsurface Damage Morphology and ...

Particularly in pre-processing, e.g., for shaping optical components, brittle material behavior is dominant which leads to a rough surface layer ...

A review of subsurface damage detection methods for optical ...

Subsurface damage (SSD) induced during the processing of optical components, which are key parts of large optical systems, can deteriorate ...