Concept explainers
Construct the quadruplet and the two doublets using the notation of Equation 4.175 and 4.176.
Answer to Problem 4.65P
Constructed the quadruplet and the two doublets using the notation of Equation 4.175 and 4.176:
The quadruplet is,
The doublet 1 is
The doublet 2 is
Explanation of Solution
To construct the quadruplet:
Let
Write the expression for lowering operator for one particle, Equation 4.146
And,
For all three states,
Therefore, the other states of the lowering operator is
From above equations,
Solving to find
Solving to find
Solving further,
Thus, the quadruplet is
To construct doublet 1:
Let
Hence,
Thus, the doublet 1 is
To construct doublet 2:
Let
Since,
Similarly to find
Since,
For normalization,
Substituting the relation of
The,
Substituting the value of
To solve for
Therefore,
Thus, the doublet 2 is
Conclusion:
Constructed the quadruplet and the two doublets using the notation of Equation 4.175 and 4.176:
The quadruplet is
The doublet 1 is
The doublet 2 is
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Chapter 4 Solutions
Introduction To Quantum Mechanics
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