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    • Theoretical study of a five-coordinated silica polymorph 

      Badro, J.; Teter, D. M.; Downs, R. T.; Gillet, P.; Hemley, Russell J.; Barrat, J. L. (American Physical Society, 1997-09-01)
      Theoretical calculations are performed to study transformations in silica as a function of nonhydrostatic stress. Molecular-dynamics calculations reveal a crystalline-to-crystalline transition from alpha-quartz to a phase ...