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Polyamorphism in Glassy GeO2
The object of this proposal is to determine, by using neutron diffraction, the nature of the polyamorphic phase transition that occurs in glassy GeO2 with increasing pressure.... -
P4Se3 polyamorphic glasses synthesised at high-pressure
PxSe1-x glasses cover almost entire composition range from pure Se to P0.84Se0.16. In addition, red phosphorus is usually also amorphous. The P4Se3 cage compound, situated in... -
Pressure-induced changes in intermediate range order in the candidate polyamo...
This proposal is a continued exploration of the non-recoverable changes that have been reported in the structure of vitreous SiO2 when compressed. This proposed experiment will...