会计学2、射线与物质(wùzhì)相互作用的分类4、带电粒子在靶物质(wùzhì)中的慢化(1)电离损失(sǔnshī)——与核外电子的非弹性碰撞过程(2)、辐射损失——与原子核的非弹性(tánxìng)碰撞过程(3)、带电粒子与靶原子核的弹性(tánxìng)碰撞(4)、带电粒子与核外电子的弹性(tánxìng)碰撞5.2重带电粒子与物质(wùzhì)的相互作用2、重带电粒子在物质中的能量(néngliàng)损失规律2)Bethe公式(gōngshì)(Betheformula)2009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-302009-05-30