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Quiz5 - Apply the variational principle to determine an...

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PHY4221 Quantum Mechanics I (Fall 2004) Quiz 5 A particle trapped by a Dirac delta-function potential is described by the Hamiltonian H = p 2 2 m - V 0 δ ( x ) , where m denotes the mass of the particle and V 0 the strength of the attractive potential.
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Unformatted text preview: Apply the variational principle to determine an upper bound to its ground state energy using the trial wave function Ψ( x ) = exp ‡-Ax 2 · ....
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