[12a-B508-1~11] 3.5 レーザー装置・材料

▲ [12a-B508-6] Diode-pumped Nd:GdVO₄ self-Raman vortex laser at 382 cm^-1 shift

〇(D)Yuanyuan Ma¹、Andrew J Lee²、Helen M Pask²、Takashige Omatsu^1,3 (1.Chiba Univ.、2.MQ Photonics Research Center、3.Molecular Chirality Research Center)

キーワード：optical vortices, Raman effect, laser resonators

We demonstrate the direct generation of 1108 nm and 1173 nm vortex modes from a diode-pumped self-Raman Nd:GdVO₄ laser by employing an annular pumping geometry formed of an axicon lens and an objective lens.