Consider a system of N identical free particles of mass m confined in a 3-dimensional box of volume V. (a) Show that the classical canonical partition function Z(V, N, ß) reads Z(V, N, B) and justify all steps. - WH (2mm) ² =
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- Consider a system in a state Y If the x component of 2, m angular momentum L is measured on it, find the possible values the measurement will yield and their correponding probabilities.The value of a partition function roughly represents the maximum energy of the states at a given temperature. O True FalseIn a gas identical, weakly interacting particles in a state with degeneracy 6 has 4 particles. The number of ways selecting the particles in the state under FD, MB, and BE distributions respectively 30, 256, 256 (b) 15, 1296, 126 (c) 30, 256, 63 (d) 15, 1296, 216
- (a) Construct the completely antisymmetric wave function ψ(xA, xB, xC) for three identical fermions, one in the state ψ5, one in the state ψ7, and one in the state ψ17. (b) Construct the completely symmetric wave function ψ(xA, xB, xC) for three identical bosons, (i) if all three are in state ψ11, (ii) if two are in state ψ1 and one is in state ψ19, and (iii) if one is in the state ψ5, one in the state ψ7, and one in the state ψ17.Sketch the expected occupation number for a state with energy ε as a function of the temperature T when the particles are (i) bosons or (ii) fermions, and explain how these simplify when the system is dilute.We have a three dimensional vector space where |P1), |P2) and |23) form a complete orthonormal basis. In this vector space we have two states |a)=5i|1)+3i 2)+(-2+2i) 3) and |B) =4i|1)-5 i) Calculate (a and (B, in terms of the dual basis vectors (y|, (p2|, (P3|. ii) Calculate the inner/scalar products (alB) and (Ba). Show that (8|a) =(a|B)".