# Courses Catalogue

### Syllabus of the course: * Quantum Electronics I - Theory and Technology of Laser *

In this web page we provide the syllabus of the course Quantum Electronics I - Theory and Technology of Laser, offered by the Department of Physics.

The list of the courses offered during the current accademic year is available here.

The list of all courses offered by the Department of Physics is available here.

Code | Φ-665 |
---|---|

Type | B |

ECTS | 6 |

Hours | 4 |

Semester | Winter |

Instructor | D. Charalambidis |

Program | Tuesday, 14:00-16:00, 1st floor seminar room Thursday, 15:00-17:00, 1st floor seminar room Friday, 12:00-14:00, 1st floor seminar room |

Web page | |

Goal of the course | The course is an introduction to the theory and technology of lasers and is a compulsory course of the Photonics and Nonoelectronics postgraduate program. |

Syllabus | Introduction Introduction to the laser-Course content-The laser as a light source Statistical Optics Statistical quantities in optics, Theory of optical coherence, Temporal coherence (Temporal coherence function, degree of temporal coherence, Wiener Khinchin Theorem), Spatial coherence, Interferometry. About Photons The photon, Photon optics, Photon statistics, Quantum states of light Geometrical optics Propagation matrix, Propagation in optical cavities, Linear optics in non homogeneous continuous (diffractive) optical media Gaussian beams (wave optics) Gaussian beams in cavities, TEM00, ABCD law of Gaussian beams, Higher order modes TEMmn Resonant optical cavities Resonance, Resonance width, Q-factor, Finesse, photon life time, Resonance of the Hermite-Gauss modes, Cavity with gain Light-matter interaction The Einstein atom, The Hertz atom, The Schrödinger atom, The Rabi atom, Density matrix, Line broadening. Laser oscillation and amplification Amplification-gain, Threshold condition, Laser oscillation and amplification in a homogeneous broadened transition, Laser oscillation in an inhomogeneous system, Laser oscillation from the point of view of photons. Types of lasers Atomic-molecular gas lasers, Ion lasers, Solid state lasers, Excimer lasers, semiconductor lasers, Pulsed lasers, Generation of giant pulses, Generation of ultra-short pulses, Q-switching, Mode-locking (passive-active). |

Bibliography | Laser Electronics, J. T Verdeyen, Prentice Hall Series Quantum Theory of Light, R. Loudon, Oxford Sc. Publ. Physics of Atoms and Molecules, B.H. Bransden-C.J. Joachain, Longman Scientific & Technical |

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