Possible scenarios for homochirality on earth:
Gespeichert in:
Weitere beteiligte Personen: | |
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Format: | Elektronisch E-Book |
Sprache: | Englisch |
Veröffentlicht: |
Basel ; Beijing ; Wuhan ; Barcelona ; Belgrade
MDPI
[2019]
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Schlagwörter: | |
Links: | https://www.doabooks.org/doab?func=fulltext&uiLanguage=en&rid=42636 https://mdpi.com/books/pdfview/book/1791 |
Abstract: | In 1978, Fred Hoyle proposed that interstellar comets carrying several viruses landed on Earth as part of the panspermia hypotheses. With respect to life, the origin of homochirality on Earth has been the greatest mystery because life cannot exist without molecular asymmetry. Many scientists have proposed several possible hypotheses to answer this long-standing L-D question. Previously, Martin Gardner raised the question about mirror symmetry and broken mirror symmetry in terms of the homochirality question in his monographs (1964 and 1990). Possible scenarios for the L-D issue can be categorized into (i) Earth and exoterrestrial origins, (ii) by-chance and necessity mechanisms, and (iii) mirror-symmetrical and non-mirror-symmetrical forces as physical and chemical origins. These scenarios should involve further great amplification mechanisms, enabling a pure L- or D-world |
Beschreibung: | This is a reprint of articles from the special issue published online in the open access journal Symmetry |
Umfang: | 1 electronic resource (318 pages) |
ISBN: | 9783039217236 |
Internformat
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245 | 1 | 0 | |a Possible scenarios for homochirality on earth |c special issue editor Michiya Fujiki |
264 | 1 | |a Basel ; Beijing ; Wuhan ; Barcelona ; Belgrade |b MDPI |c [2019] | |
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500 | |a This is a reprint of articles from the special issue published online in the open access journal Symmetry | ||
520 | 3 | |a In 1978, Fred Hoyle proposed that interstellar comets carrying several viruses landed on Earth as part of the panspermia hypotheses. With respect to life, the origin of homochirality on Earth has been the greatest mystery because life cannot exist without molecular asymmetry. Many scientists have proposed several possible hypotheses to answer this long-standing L-D question. Previously, Martin Gardner raised the question about mirror symmetry and broken mirror symmetry in terms of the homochirality question in his monographs (1964 and 1990). Possible scenarios for the L-D issue can be categorized into (i) Earth and exoterrestrial origins, (ii) by-chance and necessity mechanisms, and (iii) mirror-symmetrical and non-mirror-symmetrical forces as physical and chemical origins. These scenarios should involve further great amplification mechanisms, enabling a pure L- or D-world | |
653 | 0 | |a Science (General) | |
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institution | BVB |
isbn | 9783039217236 |
language | English |
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spellingShingle | Possible scenarios for homochirality on earth |
title | Possible scenarios for homochirality on earth |
title_auth | Possible scenarios for homochirality on earth |
title_exact_search | Possible scenarios for homochirality on earth |
title_full | Possible scenarios for homochirality on earth special issue editor Michiya Fujiki |
title_fullStr | Possible scenarios for homochirality on earth special issue editor Michiya Fujiki |
title_full_unstemmed | Possible scenarios for homochirality on earth special issue editor Michiya Fujiki |
title_short | Possible scenarios for homochirality on earth |
title_sort | possible scenarios for homochirality on earth |
url | https://www.doabooks.org/doab?func=fulltext&uiLanguage=en&rid=42636 https://mdpi.com/books/pdfview/book/1791 |
work_keys_str_mv | AT fujikimichiya possiblescenariosforhomochiralityonearth |