Learn · Molecular Spectroscopy: A Physical Chemist’s perspective
Lecture 3 of 63Week 1
Lecture 3 : Sensitivity Light Collection and Signal to Noise Ratio
Prof. Anindya Datta · IIT Bombay
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- Molecular Spectroscopy: A Physical Chemist’s perspective, IIT Bombay (at NPTEL)
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All the lectures
- Lecture 1 : Frequency Domain Spectroscopy: An Introduction
- Lecture 2 : Schematics of Instrumentation for FD Spectroscopy
- Lecture 3 : Sensitivity Light Collection and Signal to Noise Ratio
- Lecture 4 : Time Domain Spectroscopy
- Lecture 5 : Frequency Modulation for Fourier Transform Spectroscopy
- Lecture 6 : Rigid Rotor Model for Diatomic Molecules
- Lecture 7 : Recapitulation of Quantum Mechanics
- Lecture 8 : Conditions for Microwave Activity-I
- Lecture 9 : Conditions for Microwave Activity-II
- Lecture 10 : Microwave Spectra: Diatomic Molecules
- Lecture 11 : Simple Harmonic Oscillator
- Lecture 12 : Selection Rule
- Lecture 13 : High Resolution IR Spectra
- Lecture 14 : Anharmonic Oscillator and Raman Effect
- Lecture 15 : Semi Classical Treatment: Radiation-Matter
- Lecture 16 : Time Dependent Perturbation Theory
- Lecture 17 : Transition Moment Integral
- Lecture 18 : Transition Probability and Natural Linewidth
- Lecture 19 : Einstein Treatment
- Lecture 20 : Relationship Between Theoretical and Experimental Quantities
- Lecture 21 : Level System: Concluding Remark-I
- Lecture 22 : Level System: Concluding Remark-II
- Lecture 23 : Laser Basic
- Lecture 24 : Applications of Laser in Spectroscopy
- Lecture 25 : Laser in Spectroscopy: Ultrafast Dynamics
- Lecture 26 : Snapshot of Bond Breaking
- Lecture 27 : Raman Effect
- Lecture 28 : Raman Spectroscopy: Quantum Theory of Raman Effect
- Lecture 29 : Raman Spectroscopy and Beyond Dipole Approximation
- Lecture 30 : Symmetry in Chemistry: An Introduction
- Lecture 31 : Symmetry Operations : Transformation Matrices
- Lecture 32 : Representations Reducible and Irreducible
- Lecture 33 : Matrix Representation of Symmetry Point Group
- Lecture 34 : Group Theory : Character Table
- Lecture 35 : Character Table : Compendium of Irreducible Representations
- Lecture 36 : Mulliken Nomenclature, 2D Irreducible Representations and Bases
- Lecture 37 : Character Tables for Different Symmetry Point Groups
- Lecture 38 : Wave Functions as Basis
- Lecture 39 : Symmetry of Atomic and Molecular Orbitals
- Lecture 40 : Polyatomic Molecules : Normal Modes of Vibration
- Lecture 41 : Determination of Symmetries of Normal Modes of Vibration-I
- Lecture 42 : Determination of Symmetries of Normal Modes of Vibration-II
- Lecture 43 : A Shortcut to Symmetry of Normal Modes
- Lecture 44 : Normal Modes : Internal Motion IR and Raman Activity
- Lecture 45 : IR and Raman Activity-I
- Lecture 46 : IR and Raman Activity-II
- Lecture 47 : Electronic Spectroscopy : Introduction
- Lecture 48 : Electronic Spectra
- Lecture 49 : Rotational Fine Structure
- Lecture 50 : Symmetry of Electronic States
- Lecture 51 : Electronic States of Oxygen
- Lecture 52 : Electronic States and Transitions of Benzene
- Lecture 53 : Vibronic Coupling
- Lecture 54 : Electronic Spectrum of Benzene
- Lecture 55 : Basics of NMR Spectroscopy
- Lecture 56 : Basics of NMR Spectroscopy:II
- Lecture 57 : Spin Spin Coupling- AX systems
- Lecture 58 : Coupling in A2 systems
- Lecture 59 : Coupling in A2 systems (Continued)
- Lecture 60 : NMR: Spectra & Measurement, FT NMR 900 Pulses
- Lecture 61 : FT NMR 1800 Pulses & Relaxation Phenomenon
- Lecture 62 : Relaxation Phenomenon: Inversion Recovery
- Lecture 63 : No Splitting for A2 Systems