Synthesis of negative thermal expansion TiO2-doped LAS substrates

G. J. Sheu, J. C. Chen, J. Y. Shiu, C. Hu

Research output: Contribution to journalArticlepeer-review

14 Scopus citations


Lithium aluminosilicate substrates with β-eucryptite phase are synthesized by solid-state sintering. Doping with TiO2 improves the density, strength, hardness, and coefficient of thermal expansion (CTE); however, the negative CTE becomes less after 3 wt.% is exceeded.

Original languageEnglish
Pages (from-to)577-580
Number of pages4
JournalScripta Materialia
Issue number5
StatePublished - Sep 2005


  • Ceramics
  • Negative thermal expansion
  • Precipitation
  • Sintering


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