ログイン
言語:

WEKO3

  • トップ
  • ランキング
To
lat lon distance
To

Field does not validate



インデックスリンク

インデックスツリー

メールアドレスを入力してください。

WEKO

One fine body…

WEKO

One fine body…

アイテム

{"_buckets": {"deposit": "ab832833-8b21-4e75-8339-e01a69b1b97b"}, "_deposit": {"id": "2008865", "owners": [1], "pid": {"revision_id": 0, "type": "depid", "value": "2008865"}, "status": "published"}, "_oai": {"id": "oai:u-ryukyu.repo.nii.ac.jp:02008865", "sets": ["1642838338003", "1642838406414"]}, "author_link": [], "item_1617186331708": {"attribute_name": "Title", "attribute_value_mlt": [{"subitem_1551255647225": "Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems", "subitem_1551255648112": "en"}]}, "item_1617186419668": {"attribute_name": "Creator", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "Kawaguchi, Shinsuke", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Chiba, Hitoshi", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Ishibashi, Jun-ichiro", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Yamanaka, Toshihiro", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Toki, Tomohiro", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Muramatsu, Yasuyuki", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Ueno, Yuichiro", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Makabe, Akiko", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Inoue, Kazuhiro", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Yoshida, Naohiro", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Nakagawa, Satoshi", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Nonoura, Takuro", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Takai, Ken", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Takahata, Naoto", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Sano, Yuji", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Narita, Taku", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Teranishi, Genta", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Obata, Hajime", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Gamo, Toshitaka", "creatorNameLang": "en"}]}]}, "item_1617186476635": {"attribute_name": "Access Rights", "attribute_value_mlt": [{"subitem_1522299639480": "open access", "subitem_1600958577026": "http://purl.org/coar/access_right/c_abf2"}]}, "item_1617186609386": {"attribute_name": "Subject", "attribute_value_mlt": [{"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "origin of methane"}, {"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "sediment-associated hydrothermal field"}, {"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "Iheya North hydrothermal field"}, {"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "Okinawa Trough"}, {"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "hydrothermal fluid geochemistry"}]}, "item_1617186626617": {"attribute_name": "Description", "attribute_value_mlt": [{"subitem_description": "Geochemical characteristics of hydrothermal fluids in the Iheya North hydrothermal field, mid-Okinawa Trough, was investigated. Twelve-years observation reveals temporal variation of vent fluid chemistry potentially controlled by temporally varying pattern of the phase-separation and -segregation, while the constant Element/Cl ratios among the periods and chimneys indicate the stable chemical composition of the source hydrothermal fluid prior to undergoing phase-separation. The high K contents in the estimated source fluid are typical in the arc-backarc hydrothermal systems due to the hydrothermal reaction with the K-enriched felsic rocks. The high I, B and NH4 contents and alkalinity are derived from decomposition of the sedimentary organic matters. Compositional and isotopic properties of gas species, CH4, H2, CO2, and C2H6, strongly suggest a dominance of biogenic CH4 associated with the sedimentary organic matter. Based on the carbon mass balance calculation and the multidisciplinary investigations of the Iheya North hydrothermal system since the discovery, we hypothesized that the microbial methanogenesis occurs not only within the Central Valley where hydrothermal vents exist, but also in the spatially abundant and widespread basin-filling sediments surrounding the Iheya North Knoll, and that the microbially produced CH4 is recharged together with the source fluid into the deep hydrothermal reaction zone. This \u201cMicrobial Methanogenesis at Recharge area in hydrothermal circulation\u201d (MMR) model would be an implication for the generation and incorporation of hydrothermal fluid CH4 in the deep-sea hydrothermal systems but also for those of cold seep CH4 and for the presently uncertain hydrothermal fluid paths in the subseafloor environments. In the near future, the IODP drilling will be conducted in the Iheya North hydrothermal system, and give an excellent opportunity to testify our MMR model.", "subitem_description_type": "Other"}, {"subitem_description": "\u8ad6\u6587", "subitem_description_type": "Other"}]}, "item_1617186643794": {"attribute_name": "Publisher", "attribute_value_mlt": [{"subitem_1522300295150": "en", "subitem_1522300316516": "The Geochemical Society of Japan"}]}, "item_1617186702042": {"attribute_name": "Language", "attribute_value_mlt": [{"subitem_1551255818386": "eng"}]}, "item_1617186783814": {"attribute_name": "Identifier", "attribute_value_mlt": [{"subitem_identifier_type": "HDL", "subitem_identifier_uri": "http://hdl.handle.net/20.500.12000/37848"}]}, "item_1617186920753": {"attribute_name": "Source Identifier", "attribute_value_mlt": [{"subitem_1522646500366": "ISSN", "subitem_1522646572813": "1880-5973"}]}, "item_1617186941041": {"attribute_name": "Source Title", "attribute_value_mlt": [{"subitem_1522650068558": "en", "subitem_1522650091861": "Geochemical Journal"}]}, "item_1617187056579": {"attribute_name": "Bibliographic Information", "attribute_value_mlt": [{"bibliographicIssueNumber": "2", "bibliographicPageEnd": "124", "bibliographicPageStart": "109", "bibliographicVolumeNumber": "45"}]}, "item_1617258105262": {"attribute_name": "Resource Type", "attribute_value_mlt": [{"resourcetype": "journal article", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_1617265215918": {"attribute_name": "Version Type", "attribute_value_mlt": [{"subitem_1522305645492": "VoR", "subitem_1600292170262": "http://purl.org/coar/version/c_970fb48d4fbd8a85"}]}, "item_1617353299429": {"attribute_name": "Relation", "attribute_value_mlt": [{"subitem_1522306287251": {"subitem_1522306382014": "DOI", "subitem_1522306436033": "https://doi.org/10.2343/geochemj.1.0105"}}, {"subitem_1522306287251": {"subitem_1522306382014": "DOI", "subitem_1522306436033": "info:doi/10.2343/geochemj.1.0105"}}]}, "item_1617605131499": {"attribute_name": "File", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_access", "download_preview_message": "", "file_order": 0, "filename": "Vol45no2p109.pdf", "future_date_message": "", "is_thumbnail": false, "mimetype": "", "size": 0, "url": {"objectType": "fulltext", "url": "https://u-ryukyu.repo.nii.ac.jp/record/2008865/files/Vol45no2p109.pdf"}, "version_id": "08cb0886-1b60-4495-80f5-738f60d31be1"}]}, "item_title": "Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems", "item_type_id": "15", "owner": "1", "path": ["1642838338003", "1642838406414"], "permalink_uri": "http://hdl.handle.net/20.500.12000/37848", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2018-02-14"}, "publish_date": "2018-02-14", "publish_status": "0", "recid": "2008865", "relation": {}, "relation_version_is_last": true, "title": ["Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems"], "weko_shared_id": -1}
  1. 学術雑誌論文
  2. その他
  1. 部局別インデックス
  2. 理学部

Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems

http://hdl.handle.net/20.500.12000/37848
http://hdl.handle.net/20.500.12000/37848
9159e8c2-7e1e-48d9-80b6-4b3ed6e74da8
名前 / ファイル ライセンス アクション
Vol45no2p109.pdf Vol45no2p109.pdf
Item type デフォルトアイテムタイプ(フル)(1)
公開日 2018-02-14
タイトル
タイトル Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems
言語 en
作成者 Kawaguchi, Shinsuke

× Kawaguchi, Shinsuke

en Kawaguchi, Shinsuke

Chiba, Hitoshi

× Chiba, Hitoshi

en Chiba, Hitoshi

Ishibashi, Jun-ichiro

× Ishibashi, Jun-ichiro

en Ishibashi, Jun-ichiro

Yamanaka, Toshihiro

× Yamanaka, Toshihiro

en Yamanaka, Toshihiro

Toki, Tomohiro

× Toki, Tomohiro

en Toki, Tomohiro

Muramatsu, Yasuyuki

× Muramatsu, Yasuyuki

en Muramatsu, Yasuyuki

Ueno, Yuichiro

× Ueno, Yuichiro

en Ueno, Yuichiro

Makabe, Akiko

× Makabe, Akiko

en Makabe, Akiko

Inoue, Kazuhiro

× Inoue, Kazuhiro

en Inoue, Kazuhiro

Yoshida, Naohiro

× Yoshida, Naohiro

en Yoshida, Naohiro

Nakagawa, Satoshi

× Nakagawa, Satoshi

en Nakagawa, Satoshi

Nonoura, Takuro

× Nonoura, Takuro

en Nonoura, Takuro

Takai, Ken

× Takai, Ken

en Takai, Ken

Takahata, Naoto

× Takahata, Naoto

en Takahata, Naoto

Sano, Yuji

× Sano, Yuji

en Sano, Yuji

Narita, Taku

× Narita, Taku

en Narita, Taku

Teranishi, Genta

× Teranishi, Genta

en Teranishi, Genta

Obata, Hajime

× Obata, Hajime

en Obata, Hajime

Gamo, Toshitaka

× Gamo, Toshitaka

en Gamo, Toshitaka

アクセス権
アクセス権 open access
アクセス権URI http://purl.org/coar/access_right/c_abf2
主題
言語 en
主題Scheme Other
主題 origin of methane
言語 en
主題Scheme Other
主題 sediment-associated hydrothermal field
言語 en
主題Scheme Other
主題 Iheya North hydrothermal field
言語 en
主題Scheme Other
主題 Okinawa Trough
言語 en
主題Scheme Other
主題 hydrothermal fluid geochemistry
内容記述
内容記述タイプ Other
内容記述 Geochemical characteristics of hydrothermal fluids in the Iheya North hydrothermal field, mid-Okinawa Trough, was investigated. Twelve-years observation reveals temporal variation of vent fluid chemistry potentially controlled by temporally varying pattern of the phase-separation and -segregation, while the constant Element/Cl ratios among the periods and chimneys indicate the stable chemical composition of the source hydrothermal fluid prior to undergoing phase-separation. The high K contents in the estimated source fluid are typical in the arc-backarc hydrothermal systems due to the hydrothermal reaction with the K-enriched felsic rocks. The high I, B and NH4 contents and alkalinity are derived from decomposition of the sedimentary organic matters. Compositional and isotopic properties of gas species, CH4, H2, CO2, and C2H6, strongly suggest a dominance of biogenic CH4 associated with the sedimentary organic matter. Based on the carbon mass balance calculation and the multidisciplinary investigations of the Iheya North hydrothermal system since the discovery, we hypothesized that the microbial methanogenesis occurs not only within the Central Valley where hydrothermal vents exist, but also in the spatially abundant and widespread basin-filling sediments surrounding the Iheya North Knoll, and that the microbially produced CH4 is recharged together with the source fluid into the deep hydrothermal reaction zone. This “Microbial Methanogenesis at Recharge area in hydrothermal circulation” (MMR) model would be an implication for the generation and incorporation of hydrothermal fluid CH4 in the deep-sea hydrothermal systems but also for those of cold seep CH4 and for the presently uncertain hydrothermal fluid paths in the subseafloor environments. In the near future, the IODP drilling will be conducted in the Iheya North hydrothermal system, and give an excellent opportunity to testify our MMR model.
内容記述タイプ Other
内容記述 論文
出版者
言語 en
出版者 The Geochemical Society of Japan
言語
言語 eng
資源タイプ
資源タイプ journal article
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
出版タイプ
出版タイプ VoR
出版タイプResource http://purl.org/coar/version/c_970fb48d4fbd8a85
識別子
識別子 http://hdl.handle.net/20.500.12000/37848
識別子タイプ HDL
関連情報
関連識別子
識別子タイプ DOI
関連識別子 https://doi.org/10.2343/geochemj.1.0105
関連識別子
識別子タイプ DOI
関連識別子 info:doi/10.2343/geochemj.1.0105
収録物識別子
収録物識別子タイプ ISSN
収録物識別子 1880-5973
収録物名
言語 en
収録物名 Geochemical Journal
書誌情報
巻 45, 号 2, p. 109-124
戻る
0
views
See details
Views

Versions

Ver.1 2022-01-28 07:19:23.321240
Show All versions

Share

Mendeley Twitter Facebook Print Addthis

Cite as

エクスポート

OAI-PMH
  • OAI-PMH JPCOAR
  • OAI-PMH DublinCore
  • OAI-PMH DDI
Other Formats
  • JSON

確認


Powered by WEKO3


Powered by WEKO3