Publisher’s Note: “Modeling upconversion of erbium doped microcrystals based on experimentally determined Einstein coefficients” [J. Appl. Phys. 111, 013109 (2012)]

Stefan Fischer, Heiko Steinkemper, Philipp Löper, Martin Hermle, Jan Christoph Goldschmidt
  • Journal of Applied Physics, January 2012, American Institute of Physics
  • DOI: 10.1063/1.3687352
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