Laser assisted nuclear decay spectroscopy : a new method for studying neutron-deficient Francium isotopes /

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Bibliographic Details
Author / Creator:Lynch, Kara Marie, author.
Imprint:Cham : Springer, 2015.
©2015
Description:1 online resource (xiii, 131 pages) : illustrations (some color).
Language:English
Series:Springer Theses, 2190-5053
Springer theses,
Subject:
Format: E-Resource Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/11086566
Hidden Bibliographic Details
ISBN:9783319071121
3319071122
3319071114
9783319071114
9783319071114
Notes:"Doctoral thesis accepted by the University of Manchester, UK."
Includes bibliographical references.
Online resource; title from PDF title page (SpringerLink, viewed August 1, 2014).
Summary:This work details an application of collinear resonance ionization spectroscopy for the separation of short-lived isomeric states and their subsequent study with decay spectroscopy. It reports the successful construction ofa novel decay spectroscopy apparatus that can operate at pressures below 1 x 10^-9 mbar. The method is demonstrated by separating the nuclear ground and isomeric states of 204Fr and performing alpha-decay spectroscopy. An equivalent mass spectrometer would require 4.6 million times as much resolution to achieve the same result. This work unambiguously confirms the existence of a second isomeric state in 204Fr. The author also demonstrates the effectiveness of this method for laser spectroscopy and identification of hyperfine-structure components with energy tagging. This method was successfully used in 202Fr to identify ground and isomeric states. The measurement of 202Fr reported in this thesis demonstrates a factor of 100 improvement in sensitivity compared to state-of-the-art fluorescence techniques. The work reported in this thesis won the author the IOP Nuclear Physics Group Early Career Prize.
Other form:Printed edition: 9783319071114
Standard no.:10.1007/978-3-319-07112-1