Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core
The variations of <math xmlns="http://www.w3.org/1998/Math/MathML" id="M5" display="inline" overflow="scroll" dspmath="mathml"><mrow class="chem"><mi mathvariant="italic">δ</mi><msub><mi mathvarian...
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Copernicus Publications
2021
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Online Access: | https://doi.org/10.5194/tc-15-5529-2021 https://doaj.org/article/d0059c1a940546db8ff04f38ad24d920 |
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ftdoajarticles:oai:doaj.org/article:d0059c1a940546db8ff04f38ad24d920 2023-05-15T13:50:11+02:00 Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core I. Oyabu K. Kawamura T. Uchida S. Fujita K. Kitamura M. Hirabayashi S. Aoki S. Morimoto T. Nakazawa J. P. Severinghaus J. D. Morgan 2021-12-01T00:00:00Z https://doi.org/10.5194/tc-15-5529-2021 https://doaj.org/article/d0059c1a940546db8ff04f38ad24d920 EN eng Copernicus Publications https://tc.copernicus.org/articles/15/5529/2021/tc-15-5529-2021.pdf https://doaj.org/toc/1994-0416 https://doaj.org/toc/1994-0424 doi:10.5194/tc-15-5529-2021 1994-0416 1994-0424 https://doaj.org/article/d0059c1a940546db8ff04f38ad24d920 The Cryosphere, Vol 15, Pp 5529-5555 (2021) Environmental sciences GE1-350 Geology QE1-996.5 article 2021 ftdoajarticles https://doi.org/10.5194/tc-15-5529-2021 2022-12-31T07:46:27Z The variations of <math xmlns="http://www.w3.org/1998/Math/MathML" id="M5" display="inline" overflow="scroll" dspmath="mathml"><mrow class="chem"><mi mathvariant="italic">δ</mi><msub><mi mathvariant="normal">O</mi><mn mathvariant="normal">2</mn></msub><mo>/</mo><msub><mi mathvariant="normal">N</mi><mn mathvariant="normal">2</mn></msub></mrow></math> <svg:svg xmlns:svg="http://www.w3.org/2000/svg" width="41pt" height="14pt" class="svg-formula" dspmath="mathimg" md5hash="816dbf852a36c410d98219a7c59262d8"><svg:image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="tc-15-5529-2021-ie00007.svg" width="41pt" height="14pt" src="tc-15-5529-2021-ie00007.png"/></svg:svg> and <math xmlns="http://www.w3.org/1998/Math/MathML" id="M6" display="inline" overflow="scroll" dspmath="mathml"><mrow class="chem"><mi mathvariant="italic">δ</mi><mi mathvariant="normal">Ar</mi><mo>/</mo><msub><mi mathvariant="normal">N</mi><mn mathvariant="normal">2</mn></msub></mrow></math> <svg:svg xmlns:svg="http://www.w3.org/2000/svg" width="39pt" height="14pt" class="svg-formula" dspmath="mathimg" md5hash="57ca8d874fcc8b04e3df557bec890511"><svg:image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="tc-15-5529-2021-ie00008.svg" width="39pt" height="14pt" src="tc-15-5529-2021-ie00008.png"/></svg:svg> in the Dome Fuji ice core were measured from 112 m (bubbly ice) to 2001 m (clathrate hydrate ice). Our method, combined with the low storage temperature of the samples ( −50 ∘ C), successfully excludes post-coring gas-loss fractionation signals from our data. From the bubbly ice to the middle of the bubble–clathrate transition zone (BCTZ) (112–800 m) and below the BCTZ ( >1200 m), the <math xmlns="http://www.w3.org/1998/Math/MathML" id="M10" display="inline" overflow="scroll" ... Article in Journal/Newspaper Antarc* Antarctic ice core Ice Sheet The Cryosphere Directory of Open Access Journals: DOAJ Articles Antarctic The Antarctic Dome Fuji ENVELOPE(39.700,39.700,-77.317,-77.317) The Cryosphere 15 12 5529 5555 |
institution |
Open Polar |
collection |
Directory of Open Access Journals: DOAJ Articles |
op_collection_id |
ftdoajarticles |
language |
English |
topic |
Environmental sciences GE1-350 Geology QE1-996.5 |
spellingShingle |
Environmental sciences GE1-350 Geology QE1-996.5 I. Oyabu K. Kawamura T. Uchida S. Fujita K. Kitamura M. Hirabayashi S. Aoki S. Morimoto T. Nakazawa J. P. Severinghaus J. D. Morgan Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core |
topic_facet |
Environmental sciences GE1-350 Geology QE1-996.5 |
description |
The variations of <math xmlns="http://www.w3.org/1998/Math/MathML" id="M5" display="inline" overflow="scroll" dspmath="mathml"><mrow class="chem"><mi mathvariant="italic">δ</mi><msub><mi mathvariant="normal">O</mi><mn mathvariant="normal">2</mn></msub><mo>/</mo><msub><mi mathvariant="normal">N</mi><mn mathvariant="normal">2</mn></msub></mrow></math> <svg:svg xmlns:svg="http://www.w3.org/2000/svg" width="41pt" height="14pt" class="svg-formula" dspmath="mathimg" md5hash="816dbf852a36c410d98219a7c59262d8"><svg:image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="tc-15-5529-2021-ie00007.svg" width="41pt" height="14pt" src="tc-15-5529-2021-ie00007.png"/></svg:svg> and <math xmlns="http://www.w3.org/1998/Math/MathML" id="M6" display="inline" overflow="scroll" dspmath="mathml"><mrow class="chem"><mi mathvariant="italic">δ</mi><mi mathvariant="normal">Ar</mi><mo>/</mo><msub><mi mathvariant="normal">N</mi><mn mathvariant="normal">2</mn></msub></mrow></math> <svg:svg xmlns:svg="http://www.w3.org/2000/svg" width="39pt" height="14pt" class="svg-formula" dspmath="mathimg" md5hash="57ca8d874fcc8b04e3df557bec890511"><svg:image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="tc-15-5529-2021-ie00008.svg" width="39pt" height="14pt" src="tc-15-5529-2021-ie00008.png"/></svg:svg> in the Dome Fuji ice core were measured from 112 m (bubbly ice) to 2001 m (clathrate hydrate ice). Our method, combined with the low storage temperature of the samples ( −50 ∘ C), successfully excludes post-coring gas-loss fractionation signals from our data. From the bubbly ice to the middle of the bubble–clathrate transition zone (BCTZ) (112–800 m) and below the BCTZ ( >1200 m), the <math xmlns="http://www.w3.org/1998/Math/MathML" id="M10" display="inline" overflow="scroll" ... |
format |
Article in Journal/Newspaper |
author |
I. Oyabu K. Kawamura T. Uchida S. Fujita K. Kitamura M. Hirabayashi S. Aoki S. Morimoto T. Nakazawa J. P. Severinghaus J. D. Morgan |
author_facet |
I. Oyabu K. Kawamura T. Uchida S. Fujita K. Kitamura M. Hirabayashi S. Aoki S. Morimoto T. Nakazawa J. P. Severinghaus J. D. Morgan |
author_sort |
I. Oyabu |
title |
Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core |
title_short |
Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core |
title_full |
Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core |
title_fullStr |
Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core |
title_full_unstemmed |
Fractionation of O 2 ∕N 2 and Ar∕N 2 in the Antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core |
title_sort |
fractionation of o 2 ∕n 2 and ar∕n 2 in the antarctic ice sheet during bubble formation and bubble–clathrate hydrate transition from precise gas measurements of the dome fuji ice core |
publisher |
Copernicus Publications |
publishDate |
2021 |
url |
https://doi.org/10.5194/tc-15-5529-2021 https://doaj.org/article/d0059c1a940546db8ff04f38ad24d920 |
long_lat |
ENVELOPE(39.700,39.700,-77.317,-77.317) |
geographic |
Antarctic The Antarctic Dome Fuji |
geographic_facet |
Antarctic The Antarctic Dome Fuji |
genre |
Antarc* Antarctic ice core Ice Sheet The Cryosphere |
genre_facet |
Antarc* Antarctic ice core Ice Sheet The Cryosphere |
op_source |
The Cryosphere, Vol 15, Pp 5529-5555 (2021) |
op_relation |
https://tc.copernicus.org/articles/15/5529/2021/tc-15-5529-2021.pdf https://doaj.org/toc/1994-0416 https://doaj.org/toc/1994-0424 doi:10.5194/tc-15-5529-2021 1994-0416 1994-0424 https://doaj.org/article/d0059c1a940546db8ff04f38ad24d920 |
op_doi |
https://doi.org/10.5194/tc-15-5529-2021 |
container_title |
The Cryosphere |
container_volume |
15 |
container_issue |
12 |
container_start_page |
5529 |
op_container_end_page |
5555 |
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1766253200379215872 |