Isotopic fractionation study towards massive star-forming regions across the Galaxy / / Laura Colzi.
One of the most important tools to investigate the chemical history of our Galaxy and our own Solar System is to measure the isotopic fractionation of chemical elements. In the present study new astronomical observations devoted to the study of hydrogen and nitrogen fractionation (D/H and 14N/15N ra...
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Superior document: | Premio tesi di dottorato ; Volume 91 |
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Place / Publishing House: | Firenze, Italy : : Firenze University Press,, [2021] ©2021 |
Year of Publication: | 2021 |
Language: | English |
Series: | Premio Firenze University Press tesi di dottorato (Series) ;
Volume 91. |
Physical Description: | 1 online resource (226 pages) :; illustrations. |
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Colzi, Laura, author. Isotopic fractionation study towards massive star-forming regions across the Galaxy / Laura Colzi. Firenze, Italy : Firenze University Press, [2021] ©2021 1 online resource (226 pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier Premio tesi di dottorato ; Volume 91 Description based on publisher supplied metadata and other sources. One of the most important tools to investigate the chemical history of our Galaxy and our own Solar System is to measure the isotopic fractionation of chemical elements. In the present study new astronomical observations devoted to the study of hydrogen and nitrogen fractionation (D/H and 14N/15N ratios) of molecules, towards massive star-forming regions in different evolutionary phases, have been presented. Moreover, a new detailed theoretical study of carbon fractionation, 12C/13C ratios, has been done. One of the main results was the confirmation that the 14N/15N ratio increases with the galactocentric distance, as predicted by stellar nucleosynthesis Galactic chemical evolution models. This work gives new important inputs on the understanding of local chemical processes that favor the production of molecules with different isotopes in star-forming regions. Includes bibliographical references. Stars Formation. 88-5518-381-8 Premio Firenze University Press tesi di dottorato (Series) ; Volume 91. |
language |
English |
format |
eBook |
author |
Colzi, Laura, |
spellingShingle |
Colzi, Laura, Isotopic fractionation study towards massive star-forming regions across the Galaxy / Premio tesi di dottorato ; |
author_facet |
Colzi, Laura, |
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l c lc |
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VerfasserIn |
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Colzi, Laura, |
title |
Isotopic fractionation study towards massive star-forming regions across the Galaxy / |
title_full |
Isotopic fractionation study towards massive star-forming regions across the Galaxy / Laura Colzi. |
title_fullStr |
Isotopic fractionation study towards massive star-forming regions across the Galaxy / Laura Colzi. |
title_full_unstemmed |
Isotopic fractionation study towards massive star-forming regions across the Galaxy / Laura Colzi. |
title_auth |
Isotopic fractionation study towards massive star-forming regions across the Galaxy / |
title_new |
Isotopic fractionation study towards massive star-forming regions across the Galaxy / |
title_sort |
isotopic fractionation study towards massive star-forming regions across the galaxy / |
series |
Premio tesi di dottorato ; |
series2 |
Premio tesi di dottorato ; |
publisher |
Firenze University Press, |
publishDate |
2021 |
physical |
1 online resource (226 pages) : illustrations. |
isbn |
88-5518-381-8 |
callnumber-first |
Q - Science |
callnumber-subject |
QB - Astronomy |
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QB806 |
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QB 3806 C659 42021 |
illustrated |
Illustrated |
dewey-hundreds |
500 - Science |
dewey-tens |
520 - Astronomy |
dewey-ones |
523 - Specific celestial bodies & phenomena |
dewey-full |
523.88 |
dewey-sort |
3523.88 |
dewey-raw |
523.88 |
dewey-search |
523.88 |
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AT colzilaura isotopicfractionationstudytowardsmassivestarformingregionsacrossthegalaxy |
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Premio tesi di dottorato ; Volume 91 |
hierarchy_sequence |
Volume 91. |
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Isotopic fractionation study towards massive star-forming regions across the Galaxy / |
container_title |
Premio tesi di dottorato ; Volume 91 |
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