University of Birmingham Archives | The American Ceramic Society

University of Birmingham

Trash to treasure: Glass devitrite crystals as novel optical diffusers

By April Gocha / April 4, 2014

Researchers in the United Kingdom are breathing new life into devitrite, generally unwanted crystals that form in glass devritification, particularly for use as a novel and low-cost optical diffuser.

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Two groups find cheaper, easier route to ‘cloaking’ in visible light

By / February 8, 2011

A pink object under the cloak becomes invisible. Credit: SMART Center. Last week I mentioned that someone has found a new, cheap way to optically “hide” objects (other than the metamaterials route). Via Gizmag, I heard about the the work of two groups who, in parallel, are using calcite crystals to make objects seem to disappear —…

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