Wave Optics and Gaussian Beams
+
Physical Properties of Gaussian
Beams
Laserphysics Course
June 1, 2011
Introduction
Before: ray optics
Now: also diffraction and thus wave nature of
light is taken i
Task 3
Laser Physics (Siegman), Chapter 4,5
Solutions have to be handed in by 4th May.
Questions and submission of solutions: [email protected]
1. Thermal equilibration in a two-level atomic syste
Homework 5 Chapter 8 - 9
Hand in by May 18 to
[email protected]
1. Sensitivity of pulse compression to disperser length.
A chirped Gaussian pulse whose initial time-bandwidth product is N times
Task 10
[email protected]
1 Diraction free beams
With the presented understanding of diraction it is straight forward to construct socalled diraction free beams, i.e. beams that do not change the
Task 12
Laser physics-Chapter 21, 22, [email protected]
th
Please hand in the solutions by 6 of July.
1. Inserting a weak gaussian aperture into an arbitrary ring resonator. A multi-element
paraxial ring
Presentation in Laser Physics Course
(Siegman)
Sara Rydberg
May 25, 2011
Chapter 14: Optical Beams and Resonators: An Introduction
Chapter 15: Ray Optics and Ray Matrices
Presentation in Laser Physics
Task 11
Laser physics-Chapter 19, 20, [email protected]
Please hand in the solutions by 29th of June.
1. Spot size adjustments in a near-hemispherical resonator. An He-Ne
632.8nm gas laser nominally 1m lo
Task 9
Homework on chapter 14 and 15, Laser Physics course (Siegman)
Please send solutions to [email protected] before 16th of june.
1
Ray propagation through a thick lens
Derive the thick lens exp
Laser Physics Course
Laser Pumping and Population Inversion
Laser Amplification
Daniel Lopez
2011-04-20
Laser Pumping and
Population inversion
26/04/2011
2
Example of multienergy-level system
Import
Task 4
Laser Physics Course, Chapter 6,7
The tasks have to be handed in by 11th May
Questions, comments and submission of solutions: [email protected]
1.- Four-level population inversion
In the fo
Task2LaserPhysics(Siegman),Chapter3
Solutiontobehandedinby27thofApril.
Questionsandsubmissionofsolutions:[email protected]
1) Midband absorption versus pressure in a gas.
Why does the midband abs
Task 6 [email protected]
1. Numerical calculation: A Gaussian pulse of duration 1ps
(FWHM) is incident on the infinitely long absorbing
medium that has a relaxation time of 1ps. The initial
input
Task 1
Laser Physics (Siegman), Chapter 2
The tasks have to be handed in by 27th April
If you have any questions: [email protected]
1) Classical derivation of the radiative decay rate. The ti
Real gain media
Multiple energy levels
Line broadening
Polarisation properties
Laser Physics, Lecture 3 Martin Levenius 2011-04-06
1
Agenda
Introduction adapting theCEOmodel to
realatoms
Oscillators
Laser Physics course
Stimulated transitions: the Classical
Oscillation Model
Lecture #2 (Chapter 2)
Michele Manzo
March 30th 2011
Laser Physics and Optical Materials, Dep. Of Applied Physics, KTH
1
Li