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Amplificação de mágnons e desmagnetização de poços quânticos de (Ga,Mn) As induzida por campo de laser
(2012-02-24)
Neste trabalho, realizamos um estudo teórico para determinar a taxa de geração de mágnons e a consequente redução da magnetização de um poço quântico semicondutor magnético diluído de (Ga,Mn)As, devido a processos de ...
Violet and blue light amplification in Nd3+-doped fluoroindate glasses
(1999-05-01)
We report optical gain at 382 and 414 nm from Nd3+-doped fluroindate glasses after excitation with lasers operating either at 583 or 532 nm. Stimulated emission due to a frequency upconversion process results in increase ...
Buried waveguides in Nd:YLF crystals obtained by femtosecond laser writing under double line approach
(Springer, 2013-03)
In this paper, we present buried waveguides fabricated by fs laser writing in Nd3+ doped YLF crystal under double line approach (Miura et al. in Appl. Phys. Lett. 71:3329?3331, 1997). The waveguides were made by focusing ...
Dynamic numerical investigation of a stepped-planar rockslide in the Central Andes, Chile
(Elsevier, 2018)
In this paper, static and dynamic analyses were performed considering the reconstituted geometry of a prehistoric 0.1 km(2) rockslide with an exposed stepped-planar failure surface using a distinct element code (UDEC). The ...
Emissão laser aleatório em sílica mesoporosa SBA-15 dopada com Rodamina B
(Pós-Graduação em FísicaUniversidade Federal de Sergipe, 2021)