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Multi-photon excited UV luminescence of ZnO nanorods after irradiation with few-nJ femtosecond laser pulses

机译:几nJ飞秒激光脉冲辐照后ZnO纳米棒的多光子激发UV发光

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摘要

Highly efficient two-photon-absorption induced defect-level-emission-free UV luminescence of ZnO nanorods grown by vapor phase transport was demonstrated with sub-20 fs, few-nJ pulses extracted from a Ti:sapphire laser oscillator. Potential applications in phototherapy are discussed.
机译:通过从Ti:蓝宝石激光振荡器提取的亚20 fs,几nJ脉冲,证明了通过气相传输生长的ZnO纳米棒的高效双光子吸收诱导的无缺陷级发射的无UV发光。讨论了在光疗中的潜在应用。

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