Thermal and Statistical PhysicsStatistical Physics (IFS (Forests Services) Physics (Mains)): Questions 1  3 of 3
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Question number: 1
» Thermal and Statistical Physics » Statistical Physics » BoseEinstein Condensation
Appeared in Year: 2011
Write in Short
Write down the expression for the Bose – Einstein distribution function and explain the meaning of the symbols used. (PaperI) (Section  B)
Question number: 2
» Thermal and Statistical Physics » Statistical Physics » BoseEinstein Condensation
Appeared in Year: 2012
Describe in Detail
What are Einstein’s A and B coefficients? Establish a relation between the. (Section A)
Explanation

There are three Einstein coefficients associated with any pair of energy levels. Of these three only one is independent. The other two dependent upon the coefficient taken to be independent, plus the frequency of the transition and the statistical weight of the two associated terms.
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Question number: 3
» Thermal and Statistical Physics » Statistical Physics » BoseEinstein Condensation
Appeared in Year: 2011
Write in Short
Write down the expression for the Bose – Einstein distribution function and explain the meaning of the symbols used. (Section  B)