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Conferences > CLEO_AT > 2014 > ATh4P > ATh4P.6

2D cognitive optical data processing with phase change materials

Q. Wang, J. Maddock, E. T. F. Rogers, T. Roy, C. Craig, K. F. Macdonald, D. W. Hewak, and N. I. Zheludev

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Abstract

We demonstrate high-density, multi-level crystallization of a Ge2Sb2Te5 thin film using tightly focused femtosecond laser pulses. The optical reflectivity in each distinct phase states level is characterized for applications in ultra-fast cognitive parallel data processing.

© 2014 Optical Society of America

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