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Module 4


Modern Physics & Quantum Mechanics: Introduction to blackbody radiation spectrum- Wien’s law, Rayleigh Jean’s law, Stefan -Boltzmann law and Planck’s law (qualitative), Deduction of Wien’s law and Rayleigh Jeans law from Planck’s law. Wave-Particle dualism, deBroglie hypothesis, de-Broglie wavelength. Heisenberg’s uncertainty principle and its physical significance, Application of uncertainty principle-Non-existence of electron in the nucleus (relativistic case), Wave functionProperties, Physical significance, Probability density, Normalization, Eigen values and Eigen functions. Time independent Schrödinger wave equation. Particle in a box- Energy Eigen values and probability densities, Numerical problems.