[5p-S45-1~17] 3.6 超高速・高強度レーザー

▲ [5p-S45-15] Ellipsometry of high harmonics in GaSe pumped by 3.3 μm optical parametric amplifiers

〇Faming Lu¹、Teruto Kanai¹、Peiyu Xia¹、Nobuhisa Ishii¹、Jiro itatani¹ (1.The institute for Solid State Physics, The University of Tokyo)

キーワード：MIR optical parametric amplifiers, high harmonic generation

High harmonics are produced in GaSe with an intense infrared field (~16 MV/cm at 3.3 μm).
Ellipsometric measurement confirms the field reversal of perpendicular polarization components of odd harmonics due to band gradients.