News and Views
Nature Photonics 2, 73 - 74 (2008)
doi:10.1038/nphoton.2007.287
Light and matter interactions: Going with the grain
Chris B. Schaffer1
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Chris B. Schaffer is in the Department of Biomedical Engineering, Cornell University, Ithaca, New York 14853, USA.
e-mail: cs385@cornell.edu
Abstract
Non-reciprocal optical phenomena — effects that depend on the direction of light propagation — are rare. Researchers have now observed non-reciprocal material modification when moving a beam of ultrashort light pulses through a lithium niobate crystal.
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