**Quantum Mechanics Handwritten Notes (pdf)**

*Date: 3rd Feb 2023*

In these “** Quantum Mechanics Handwritten Notes (pdf)**”, we will study the elements of modern physics, in this course students would be exposed to more advanced concepts in quantum physics and their applications to problems of the sub atomic world.

We have provided multiple complete quantum mechanics hand written notes pdf for any university student of BCA, MCA, B.Sc, B.Tech, M.Tech branch to enhance more knowledge about the subject and to score better marks in the exam. Students can easily make use of all these quantum mechanics handwritten notes pdf by downloading them.

**Topics in our Quantum mechanics notes for b.sc pdf**

The topics we will cover in these **Quantum mechanics notes for b.sc pdf** will be taken from the following list:

**Time-dependent Schrodinger equation: **Time-dependent Schrodinger equation and dynamical evolution of a quantum state; Properties of Wave Function. Interpretation of Wave Function: Probability and probability current densities in three dimensions; Conditions for Physical Acceptability of Wave Functions. Normalization. Linearity and Superposition Principles. Eigenvalues and Eigenfunctions. Position, momentum and Energy operators; commutator of position and momentum operators; Expectation values of position and momentum. Wave Function of a Free Particle.

**Time independent Schrodinger equation: **Hamiltonian, stationary states and energy eigenvalues; expansion of an arbitrary wavefunction as a linear combination of energy eigenfunctions; General solution of the time-dependent Schrodinger equation in terms of linear combinations of stationary states; Application to spread of Gaussian wave-packet for a free particle in one dimension; wave packets, Fourier transforms and momentum space wave function; Position-momentum uncertainty principle.

**General discussion of bound states in an arbitrary potential: **continuity of wave function, boundary condition and the emergence of discrete energy levels; application to one-dimensional problem-square well potential; Quantum mechanics of simple harmonic oscillator: energy levels and energy eigenfunctions using Frobenius method; Hermite polynomials; ground state, zero-point energy & uncertainty principle.

**Quantum theory of hydrogen-like atoms: **time-independent Schrodinger equation in spherical polar coordinates; separation of variables for second-order partial differential equation; angular momentum operator & quantum numbers; Radial wave functions from Frobenius method; shapes of the probability densities for ground and first excited states; Orbital angular momentum quantum numbers l and m; s, p, d shells.

**Atoms in Electric and Magnetic Fields: **Electron angular momentum. Angular momentum quantization. Electron Spin and Spin Angular Momentum. Larmor’s Theorem. Spin Magnetic Moment. Stern-Gerlach Experiment. Normal Zeeman Effect: Electron Magnetic Moment and Magnetic Energy.

**Many electron atoms: **Pauli’s Exclusion Principle. Symmetric and Anti-symmetric Wave Functions. Spin orbit coupling. Spectral Notations for Atomic States. Total angular momentum. Spin-orbit coupling in atoms-L-S and J-J couplings.

**Download Quantum Mechanics Notes for b.sc PDF**

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