MOLECULAR FLUORINE LASER DEVELOPMENT AND PHOTODISSOCIATION OF HGBR2 AT 157 NM

Abstract

A MOLECULAR FLUORINE LASER HAS BEEN DEVELOPED AND ITS OPERATION CHARACTERISTICSHAVE BEEN STUDIED. THE SMALL SIGNAL GAIN COEFFICIENT AND THE SATURATION INTENSITY HAVE BEEN MEASURED USING THE PASSIVE CELL ABSORPTION METHOD AND IN AN OSCILLATOR- AMPLIFIER CONFIGURATION, AND HAVE BEEN FOUND TO BE 4X10-2 CM-1 AND -5 MW CM-2 RESPECTIVELY FOR THE SPECIFIC OPERATING CONDITIONS OF DURING THE IRRADIATION OF HGBR2 WITH A MOLECULAR FLUORINE LASER, THE MOLECULE IS EXCITED IN ITS 21Σ+4 EXCITED STATE AND PHOTODISSOCIATES IN HGBR(C) + BR(2P). THE ABSORPTION OF AN ADDITIONAL PHOTON BY THE C STATE OF THE HGBR FRAGMENT IS RESPONSIBLE FOR THEDISSOCIATION OF THE MOLECULE AND THE DETECTION OF FLUORESCENCE FROM THE EXCITED STATES OF THE ATOMIC HG, DIMER HG2, AND TRIMER HG3. THE MECHANISM OF FORMATION OF THE ABOVE MENTIONED MOLECULES HAS BEEN DESCRIBED IN DETAIL.

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DOI
10.12681/eadd/1603
Handle URL
http://hdl.handle.net/10442/hedi/1603
ND
1603
Alternative title
ΑΝΑΠΤΥΞΗ LASER ΜΟΡΙΑΚΟΥ ΦΘΟΡΙΟΥ ΚΑΙ ΦΩΤΟΔΙΑΣΠΑΣΗ ΤΟΥ HGBR2 ΣΤΑ 157 ΝΜ
Author
Skordoulis, Constantinos
Date
1991
Degree Grantor
University of Ioannina
Committee members
ΤΣΕΚΕΡΗΣ ΠΕΡΙΚΛΗΣ
ΜΠΟΛΟΒΙΝΟΣ ΑΓΗΣΙΛΑΟΣ
ΦΙΛΗΣ ΙΩΑΝΝΗΣ
ΧΡΙΣΤΟΔΟΥΛΙΔΗΣ ΑΛΕΞΑΝΔΡΟΣ
ΣΕΡΑΦΕΤΙΝΙΔΗΣ ΑΛΕΞΑΝΔΡΟΣ
Discipline
Natural Sciences
Physical Sciences
Keywords
Fluorescence; Laser; Mercury; MERCURY DIBROMIDE; MOLECULAR FLUORINE; Photodissociation; SATURATION INTENSITY; SMALL SIGNAL GAIN COEFFICIENT
Country
Greece
Language
Greek
Description
105 σ.
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