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1. 东莞理工学院 电子工程学院
2. 重庆大学 电气工程学院
3. 重庆交通大学 图书馆
收稿:2009-01-25,
修回:1900-1-2,
网络首发:2010-06-30,
纸质出版:2010-06-30
移动端阅览
张 梅, 罗晓华, 罗诗裕, 等. 晶体摆动场的辐射衰减与能量增益[J]. 发光学报, 2010,31(3):454-458.
ZHANG Mei, LUO Xiao-hua, LUO Shi-yu, et al. The Radiation Attenuation and Energy Gain for Crystallie Undulator Field[J]. Chinese Journal of Luminescence, 2010, 31(3): 454-458.
由于晶体弯曲、电子多重散射和晶格热振动引起的粒子退道
辐射同原子相互作用引起的电离损失
以及系统非线性引起的全局分叉与混沌行为等
晶体摆动场辐射面临的问题比自由电子激光要复杂得多。首先
引入晶体摆动场自发辐射谱分布
并在简谐近似下讨论了运动方程、系统增益和能量衰减。结果表明:一般情况下辐射谱只有少数几条谱线
而在简谐近似下
谱线只有一条。其次
指出了辐射能量比较高时
衰减是主要的
选择的晶体长度必须小于衰减长度
且可选择正电子或质子作炮弹;当辐射能量比较低时
退道是主要的
选择的晶体长度必须小于退道长度
且可选择重离子作炮弹。
paper
. Korol A V, Solovyov A V, Greiner W, et al. Photon emission in crystalline undulator [J]. Nucl. Inst. Methods in Physics Research B, 2008, 266 (8):1173-1176.
. Korol A, Solovyov A V, Greiner W. Advanced Radiation Sources and Applications [M]. Wiedemann H(ed.), Natherlands: Springer, 2006:165-189.
. Korol A V, Solovyov A V, Greiner W. Channeling of positrons through periodically bent crystals: on Feasibility of crystalline undulator and gamma-laser [J]. Int. J. Mod. Phys. E, 2004, 13 (5):867-916.
. Tabrizi M, Korol A V, Solovyov A V, et al. Feasibility of an electron-based crystalline undulator [J]. Phys. Rev. Lett., 2007, 98 (16):164801-1-4.
. Bryukov V M, Afonin A G, Baranov V T, et al. Accelerator Test of Crystal Undulators [M]. Wiedemann H(ed.), Natherlands, Springer, 2006:191-200.
. Korol A V, Andrey V, Solovyov A V, et al. Total energy losses due to the radiation in an acoustically bended undulator:the undulator and the channeling radiation included [J]. Int. J. Mod. Phys. E, 2000, 9 (1):77-105.
. Wang Yaxun, Shao Mingzhu, Luo Shiyu. The coherent parametric ray radiation and dechanneling effects in bent crystal [J]. Seimiconductor Optoelectronics(半导体光电), 2009, 30 (2):223-226 (in Chinese).
. Luo Shiyu, Shao Mingzhu. Possibility of undulator radiation as short length laser by a periodically bent crystal [J]. Chin. J. Laser (中国激光), 2009, 36 (6):1378-1382 (in Chinese).
. Zhang Li, Wang Shanjin, Luo Shiyu, et al. The parametric X-ray radiation and local bifurcation of rotated periodic orbit in system [J]. Chin. J. Lumin. (发光学报), 2009, 30 (4):520-524 (in Chinese).
. Tan Yongming, Shao Mingzhu, Luo Shiyu, et al. Ch-2x potential and classical describtion of planar channeling radiation for relativistic electron [J]. Chin. J. Lumin.(发光学报), 2005, 26 (2):163-67 (in Chinese).
. Luo Shiyu, Shao Mingzhu. Sine-squared potential and chaotic behaviour of strained superlattice [J]. Chin. J. Semiconductors (半导体学报), 2005, 26 (2):294-297 (in Chinese).
. Shao Mingzhu, Luo Shiyu. The tan2x potential and the eigenvalue and eigenfunction for planar channeling radiation [J]. Acta Phys. Sin. (物理学报), 2005, 54 (9):4092-4096 (in Chinese).
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