Download Homework Set 4

Physics 601, Advanced Atomic Physics, Spring 2008
Homework Problem Set IV.
Do problems 2.2 and 2.3 at the end of chapter 2 of the Text. They are on page 140 of
the on-line version of the text. In problem 2.3 you may use any equation from the second
homework assignment answers that are posted on the course web site. Just reference the
equation number or numbers of the equations that you are using.
in problem 2.1 you may use the formula from Bethe and Salpeter, (See attached table)
Z3
1
|ψ
>
=
n,l,m
r3
n3 (` + 1)(` + 1/2)`
1
Z2
< ψn,l,m | 2 |ψn,l,m > = 3
.
r
n (` + 1/2)
< ψn,l,m |
(1)
(2)
Table from Bethe and Salpeter, Quantum mechanics of one and two electron systems,
(Plenum, 1977), p 17. :
1