Amorphous
Solid substances fall into two general classes, crystalline and amorphous. Those whose atoms show long-range order, like the squares on a chessboard or the loops in a chain-link fence, are c...
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Stanford Ovshinsky pioneered the field of amorphous (disordered or structureless) materials that can be reversibly changed between amorphous and crystalline phases by an energy source, such as electri...
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