A bizarre "Rule of Four" has been identified in the basic structure of the majority of inorganic materials—and scientists are stumped as to why. The pattern is found in the so-called "unit cell" of ...
Some of the body's cells stay put for life, while others are free to roam. To move, these migratory cells rely on ...
Researchers have identified hexagonal perovskite-related oxides as materials with exceptionally high proton conductivity and thermal stability. Their unique crystal structure and large number of ...
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