[21p-C302-3~10] 4.7 Quantum Optics and Nonlinear Optics

▼ [21p-C302-5] Watt-level bottle beam generation from a self-Raman Nd:GdVO₄ laser

〇(M1)Haruna Sugahara¹、Yuanyuan Ma¹、Andrew J Lee²、Helen M Pask²、Katsuhiko Miyamoto^1,3、Takashige Omatsu^1,3 (1.Graduate School of Engineering, Chiba Univ.、2.MQ Photonics Research Centre, Macquarie Univ.、3.Molecular Chirality Research Center)

キーワード：Bottle beam generation, Raman laser

In this work, we present, for the first time to the best of our knowledge, the direct generation of a watt-level bottle beam from a self-Raman Nd:GdVO₄ laser by employing a tight needle pumping beam with a long confocal length formed of two plano-convex lenses with spherical aberration.