T
ABLE
2.3
Product Operators in the Shift Basis for a Two-Spin System
1 2
E
¼
1 2
1000010000100001
2 664
3 775
I^0
¼
1 2
10 0 001 0 0 00
10
00 0
1
2 664
3 775
S^0
¼
1 2
10000
10 0
0010000
1
2 664
3 775
I^0
S^0
¼
1 4
10 00 0
100
00
10
00 01
2 664
3 775
þI
¼
1 ffiffiffip^2
0010000100000000
2 664
3 775
I
¼
1 ffiffiffip^2
0000000010000100
2 664
3 775
þI
S
0
¼
1 ffiffiffip^2
001 0 000
1
000 0000 0
2 664
3 775
I
S^0
¼
1 ffiffiffip^2
0000000010000
100
2 664
3 775
S
þ
¼
1 ffiffiffip^2
0100000000010000
2 664
3 775
S
¼
1 ffiffiffip^2
0000100000000010
2 664
3 775
I^0
S
þ
¼
1 ffiffiffip^2
010 0000 0 000
1
000 0
2 664
3 775
I^0
S
¼
1 ffiffiffip^2
00 0 010 0 000 0 0 00
10
2 664
3 775
þI
S
þ
¼
0001000000000000
2 664
3 775
I
S
þ
¼
0000000001000000
2 664
3 775
þI
S
¼
0000001000000000
2 664
3 775
I
S
¼
0000000000001000
2 664
3 775
2.6 COHERENCE 73