journal article·2005-08

Effect of phase separation on the fracture toughness of SiO2-B2O3-Na2O glass

A. K. Seal, P. Chakraborti, Nihar Ranjon Roy, S. Mukherjee, M. K. Mitra, G. C. Das

Bulletin of Materials Science· Volume 28· Issue 5
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Abstract

Fracture toughness of glass is usually poor, due to the absence of grain boundaries and discontinuities. The compositions of the glass studied are in the phase separated region of SiO2-B2O3-Na2O system. The interface between the glass in glass separation enhances the fracture toughness. The increase in the connectivity of phase separated regions causes increase of fracture toughness from 0.98 through 1.43 to 1. 54 MPam1/2.
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Research context

OpenAlex topics: Glass properties and applications · Advanced ceramic materials synthesis · Advanced Surface Polishing Techniques

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References (9)

Show source-provided references
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