r =
~2
kme2= ao = 0.52A
Emin = �k2e4m
2~2= �13.6eV
�xo
�p = m�v � ~�xo
�x = �xo + �vt � �xo +
~m�xo
t
1 · 10
�6g
0,2 · 10
�9m
10
�8s
mo
� =
hp2moeV
✓1 +
eV
2moc2
◆�1/2
10
�12s
(2~/m)
1/2(2H/g)
1/4
h/p
2mEc hc/p
E2c + 2Ecmc2
⇠ 2 · 10
�15
� �
� = 0,122 Ec = 102
�v/v �v