| 钠共振线的自增宽和3~2P_(3/2,1/2)能级间的碰撞转移率 |
| |
| 引用本文： | 沈异凡,李万兴.钠共振线的自增宽和3~2P_(3/2,1/2)能级间的碰撞转移率[J].光谱学与光谱分析,1992(6). |
| |
| 作者姓名： | 沈异凡 李万兴 |
| |
| 作者单位： | 新疆大学物理系，新疆大学物理系 830046 乌鲁木齐，830046 乌鲁木齐 |
| |
| 摘 要： | 利用光吸收技术测量钠蒸汽密度。在3×101~(11)到1.2×10~(12)cm~(-3)的密度范围内,将激光调谐到钠D_2线紫(红)端约70GHz,记录激光频率的Rayleigh散射,直接(D_2线)荧光和敏化(D_1线)荧光的强度。获得D_2线共振自增宽率系数k_(br,2)=5.44×10~(-7)cm~3/S±15%。给出了不同密度下Na(3P_(3/2))+Na(3S)Na(3P_(1/2))+Na(3S)的碰撞转移率。得到了在T≈184℃时碰撞转移截面σ_(21)=1.99nm±29%。并与其他的实验结果和理论作了比较。
|
| 关 键 词： | 自增宽 碰撞转移率 钠 |
SELF-BROADENING OF THE SODIUM RESONANCE LINE AND EXCITATION-TRANSFER RATES BETWEEN THE 3 ~2P_(3/2) AND 3 ~2P_(1/2) LEVELS |
| |
| SHEN Yifan and LI Wanxing.SELF-BROADENING OF THE SODIUM RESONANCE LINE AND EXCITATION-TRANSFER RATES BETWEEN THE 3 ~2P_(3/2) AND 3 ~2P_(1/2) LEVELS[J].Spectroscopy and Spectral Analysis,1992(6). |
| |
| Authors: | SHEN Yifan and LI Wanxing |
| |
| Institution: | SHEN Yifan and LI Wanxing Department of Physics,Xinjiang University,830046 Wulumuqi |
| |
| Abstract: | |
| |
| Keywords: | Self-broadening Excitation-transfer rates Sodium |
| 本文献已被 CNKI 等数据库收录！ |
