This course has been developed by (Prof P.K. AluwaliaProfessor,Shimla University).The Pi of this subject is (Prof. R.P. Tondon Professor, Deptt. of Physics, Univ. of Delhi, New Delhi)and team members/contenr writers are (P.K. Ahluwalia, (Physics Department,Himachal Pradesh University, Shimla )).This course is being offered/adopted by this university