Abstract
In the 1960s, a Russian physicist considered the properties of a material that didn't yet exist. Now researchers appear to have fulfilled his predictions - but is everything as it seems? Liesbeth Venema investigates.
Cite
CITATION STYLE
APA
Venema, L. (2002, November 14). A lens less ordinary. Nature. https://doi.org/10.1038/420119a
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