Near-Infrared Diode Laser Spectroscopy of Molecules in the Metastable Excited States.

亚稳态激发态分子的近红外二极管激光光谱。

• 批准号: 02640331
• 负责人: KANAMORI Hideto
• 金额: $ 1.34万
• 依托单位: Univ. of Tokyo
• 依托单位国家: 日本
• 项目类别: Grant-in-Aid for General Scientific Research (C)
• 财政年份: 1990
• 资助国家: 日本
• 起止时间: 1990 至 1991
• 项目状态: 已结题
• 来源: https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-02640331/
• 关键词: near-infrared laser spectroscopy; metastable elctronic state; Optical-Optical double resonance; predissociation; 時間分解分光法; 近赤外半導体レ-ザ-; 高分解能分光; 第2高調波

Near-infrared diode laser spectromter was constructed for studying molecules in the metastable excited states. Several new techniques were developed and the following results were obtained.1)Development of new instruments and new experimental methods for high resolution spectroscopy.A)Frequency calibration in the near-infrared region by using the internal second harmonics.B)Saturated Absorption spectroscopy of excited nitrogen molecule.C)Optical-optical double resonande spectroscopy using laser sideband radiation.2)Spectroscopy of molecules in the metastable excited states.A)Fine structures in the Rydberg state of the nitrogen molecule.B)Strong perturbation and related phenomena in the excited state of the CO molecule.3)Dynamics in the electronic excited states.A)Rotational dependence in the predissociation of the nitrogen molecule in the Rydberg state.B)Reaction and relaxation processes of the metastable statesC)Radiation lifetime of electronic states by sub-Doppler spectroscopy.

为研究亚稳激发态分子，建立了近红外二极管激光光谱仪。开发了几种新技术，取得了以下结果：1)高分辨率光谱学新仪器和新实验方法的发展。A)利用内部二次谐波对近红外区域进行频率标定。B)受激氮分子的饱和吸收光谱。c)利用激光边带辐射的光学-光学双谐振光谱。亚稳激发态分子的光谱学。A)氮分子里德堡态的精细结构。B) CO分子激发态的强扰动及相关现象。3)电子激发态动力学。A) Rydberg态氮分子预解离的旋转依赖性。B)亚稳态的反应和弛豫过程c)亚多普勒谱分析的电子态辐射寿命。

项目成果

M. Momona, H. Kanamori, and K. Sakurai: "High Resolution Study of the Perturbation in the CO Triplet Band." J. Mol. Spectrosc.

M. Momona、H. Kanamori 和 K. Sakurai：“CO 三重态带中扰动的高分辨率研究”。

H. Kanamori, S. Takashima, and K. Sakurai: "Near-Infrared Diode Laser Spectometer with Frequency Calibration using Internal Second Harmonics." Appl. Opt.30. 3795-3798 (1991)

H. Kanamori、S. Takashima 和 K. Sakurai：“使用内部二次谐波进行频率校准的近红外二极管激光光谱仪”。

H.Kanamori;S.Takashima;K.Sakurai: "NearーInfrared diode Laser Spectrometer with frequency Calibration using internal second harmonics" Applied Optics. 30. 3795-3798 (1991)

H.Kanamori；S.Takashima；K.Sakurai：“使用内部二次谐波进行频率校准的近红外二极管激光光谱仪”应用光学 30. 3795-3798 (1991)。

H. Kanamori, S. Takashima, and K. Sakurai: "Near-Infrared Diode Laser Spectoscopy of the Nitrogen Molecule in Rydberg States." J. Chem. Phys.95. 80-87 (1991)

H. Kanamori、S. Takashima 和 K. Sakurai：“里德堡态氮分子的近红外二极管激光光谱”。

H.Kanamori,S.Takashima,K.Sakurai: "NearーInfrared Diode Laser Spectroscopy of the Nitrogen Molecule in Rydberg States" Journal of Chemical Physics.

H.Kanamori、S.Takashima、K.Sakurai：“里德堡态氮分子的近红外二极管激光光谱”化学物理学杂志。