InfoCoBuild

Ultrafast Laser Spectroscopy

Ultrafast Laser Spectroscopy. Instructor: Prof. Anindya Datta, Department of Chemistry, IIT Bombay. The course introduces students to laser spectroscopy, with an emphasis on ultrafast spectroscopy. It deals with fundamentals of instrumentation, data analysis and contemporary research in the field. The syllabus is as follows: Basics. Electronic absorption, fluorescence and phosphorescence. Fluorescence quantum yields and lifetimes. Solvent effects. FRET, fluorescence anisotropy. Tools. Fundamentals of instrumentation. Photon counting vs. analog detection. Time correlated single photon counting, Fluorescence upconversion, Transient absorption, Stimulated Raman spectroscopy. Temperature and pH jump experiments. Fluorescence Lifetime Imaging Microscopy.Applications. Ultrafast dynamics of the chemical bond, Solvation dynamics, Ultrafast dynamics of aqueous systems, Photoisomerization, Light harvesting antennae, Protein folding, Time resolved spectroscopic techniques in DNA sequencing, Ultrafast dynamics in nanomaterials and other novel fluorophores, Photoinduced electron transfer dynamics in Dye Sensitized Solar Cells. Time and space resolved spectroscopy of perovskites. (from nptel.ac.in)

Lecture 14 - FOG Lab


Go to the Course Home or watch other lectures:

Lecture 01 - Introduction to Ultrafast Laser Spectroscopy
Lecture 02 - Steady State Spectra
Lecture 03 - Spectrophotometer
Lecture 04 - How to Record Absorption and Emission Spectra
Lecture 05 - Excited State Processes
Lecture 06 - TCSPC for Picosecond-Nanosecond Time Domain
Lecture 07 - TCSPC for Picosecond-Nanosecond Time Domain (cont.)
Lecture 08 - TCSPC Lab
Lecture 09 - Data Fitting
Lecture 10 - Data Fitting (cont.)
Lecture 11 - Femtosecond Fluorescence Upconversion 1
Lecture 12 - Femtosecond Fluorescence Upconversion 2
Lecture 13 - Femtosecond Fluorescence Upconversion 3
Lecture 14 - FOG Lab
Lecture 15 - Gate Detectors and Streak Camera (Part 1)
Lecture 16 - Stimulated Emission
Lecture 17 - Two Level System
Lecture 18 - 3 and 4 Level System
Lecture 19 - From CW to Pulsed Laser
Lecture 20 - Longitudinal Modes
Lecture 21 - Modelocking for Short Pulses
Lecture 22 - Modelocking for Short Pulses (cont.)
Lecture 23 - Kerr Lens Modelocking for Femtosecond Pulses
Lecture 24 - Titanium Sapphire Lasers
Lecture 25 - Active and Passive Modelocking
Lecture 26 - Modelocking and Cavity Damping
Lecture 27 - Ti:Sapphire Laser (Lab Visit)
Lecture 28 - Cavity Dumping
Lecture 29 - Cavity Dumping (cont.)
Lecture 30 - Q-Switching
Lecture 31 - Stretching and Compressing Ultrafast Laser Pulses
Lecture 32 - Pulse Stretcher/Compressor: Single Grating
Lecture 33 - Chirped Pulse Amplification
Lecture 34 - Oscillators and Amplification: Designs and Materials
Lecture 35 - Alexandrite and Fibril Lasers
Lecture 36 - Regenerative Amplifier in Our Lab
Lecture 37 - Brief Overview of Nonlinear Optical Phenomena
Lecture 38 - Brief Overview of Nonlinear Optical Phenomena (cont.)
Lecture 39 - Brief Overview of Nonlinear Optical Phenomena (cont.)
Lecture 40 - SFG and SHG with Ultrafast Pulses
Lecture 41 - SFG and SHG with Ultrafast Pulses (cont.)
Lecture 42 - Optical Parametric Generation and Amplification
Lecture 43 - OPA in Our Lab TOPAS C, Part 1
Lecture 44 - OPA in Our Lab TOPAS C, Part 2
Lecture 45 - OPA in Our Lab TOPAS C, Part 3
Lecture 46 - Snapshots of Bond Breaking
Lecture 47 - Twisted Intramolecular Charge Transfer (Part 1)
Lecture 48 - Solvation Dynamics
Lecture 49 - Solvation Dynamics (cont.)
Lecture 50 - Vibrational Energy Transfer in Water
Lecture 51 - Excited State Proton Transfer: Introduction
Lecture 52 - Excited State Double Proton Transfer of 7-Azaindole Dimer
Lecture 53 - Excited State Double Proton Transfer of 7-Azaindole Dimer (cont.)
Lecture 54 - Excited State Double Proton Transfer of 7-Azaindole Dimer (cont.)
Lecture 55 - Plasmonic Nanoparticles
Lecture 56 - Plasmonic Nanoparticles (cont.)