flowing glass Archives | The American Ceramic Society

flowing glass

New definition of glass describes non-equilibrium state of matter ending in crystallization

By Faye Oney / October 20, 2017

Ending the debate as to whether glass is a solid or a liquid, glass research duo Edgar Zanotto and John Mauro have proposed a new definition—describing a non-crystalline state of matter that continually relaxes toward the liquid state.

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Glass viscosity calculations definitively debunk the myth of observable flow in medieval windows

By April Gocha / August 3, 2017

Glass scientists have taken a closer look at the urban legend of glass flow in medieval windows—combining theory and experimental techniques, the results definitely bust the myth and indicate the highest ever direct measurement of glass viscosity at low temperatures.

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