本文测量了兔动脉和静脉对Ar+激光的反射和透射传输特性.实验采用两积分球系统及波长为496.5 nm的Ar+激光器,并根据测量数据及采用Kubelka-Munk模型分析和计算了兔动脉和静脉组织对该波长激光的吸收系数、散射系数及总的光强Ⅰ(x)、前向散射通量i(x)和后向散射通量j(x)随厚度的变化情况.结果表明,兔动脉和静脉的漫反射率和透射率有明显差别,动脉对激光的吸收系数明显较静脉的要小,而动脉对激光的散射系数却明显较静脉的要大.在动脉和静脉组织中总的光强Ⅰ(x)及前向散射通量i(x)和后向散射通量j(x)随厚度的变化情况也有明显的区别.
参考文献
| [1] | 彭金生,李高翔.近代量子光学导论[M],北京:科学出版社,1996. |
| [2] | Peng J S, Li G X. Phase fluctuations in the Jaynes-Cummings model with and without the rotating-wave approximation [J]. Phys. Rev. A, 1992, 45:3289 |
| [3] | Peng Jinseng, Li Gaoxiang. Influence of the virtual-photon processes on the squeezing of light in the two-photon Jaynes-Cummings model [J]. Phys. Rev. A, 1993, 47:3167 |
| [4] | Compagno G, Passante R, Persico F. Virtual photons causality and atomic dynamics in the spontaneous emission [J]. J. Mod. Opt., 1990, 37:13787 |
| [5] | Phoenix S J D, Knight P L. Establishment of an entangled Jaynes-Cummings model [J]. Phys. Rev. A, 1997, 44: 6023 |
| [6] | Napoli A, Messina A. Photon number statistics manipulation of cavity fields based on a single atomic conditional measurement [J]. Optics Communication, 1998, 156:32 |
| [7] | Gou S C. Charateristic of phase properties for pair coherent states in the two-mode Jaynes-Cummings model dynamics [J]. Phys. Rev. A, 1993, 48:3233 |
| [8] | Zaheer K, Zubairy M S. Atom-field interaction without the rotating-wave approximation: A path-integral approach [J]. Phys. Rev. A, 1988, 37(5): 1628 |
| [9] | Milonni P W, Ackerhalt J R, Galbraith H W. Chaos in the semidassical N-atom Jaynes-Cummings model: failure of the rotating-wave approximation [J]. Phys. Rev. Lett., 1983, 50(13): 966 |
| [10] | .Liu Zhengdong, Zeng Liaug. The evolution of a micromaser cavity field without the rotating-wave approximation [J]. J. of Modern Optics, 1998, 45(5): 945 |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%