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Volumn 297, Issue 5584, 2002, Pages 1154-1157

Subduction and recycling of nitrogen along the Central American margin

Author keywords

[No Author keywords available]

Indexed keywords

HELIUM; NITROGEN; SEDIMENTS;

EID: 0347457068     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.1073995     Document Type: Article
Times cited : (175)

References (57)
  • 1
    • 0347026489 scopus 로고    scopus 로고
    • note
    • sample represents the per mil deviation from this value.
  • 16
  • 28
    • 2142803437 scopus 로고    scopus 로고
    • Materials and methods are available on Science Online.
    • Science Online
  • 31
    • 0346396424 scopus 로고    scopus 로고
    • note
    • 15N values. A review of arc-related volcanic gases is provided by Giggenbach (45).
  • 34
    • 0346396421 scopus 로고    scopus 로고
    • note
    • 4He ratios at arcs worldwide.
  • 35
    • 0346396422 scopus 로고    scopus 로고
    • note
    • Bebout (47) notes that the N concentration in oceanic pelagic sediments can vary from 70 to 600 ppm; however, pelagic limestone (100% calcite) may contain essentially no N.
  • 39
    • 0346396415 scopus 로고    scopus 로고
    • note
    • 13 g sediment subducted over the entire length (1100 km) of the Central America trench (48).
  • 40
    • 0347657238 scopus 로고    scopus 로고
    • note
    • Staudacher and Allègre (49) first used the term "barrier" in the context of processing noble gases at subduction zones.
  • 41
    • 0346396423 scopus 로고    scopus 로고
    • note
    • Plank and Langmuir (48) calculate an average global subducting sediment (GLOSS) composition. The error on trace elements contents is 10 to 50%.
  • 46
    • 0038725324 scopus 로고    scopus 로고
    • D. Porcelli, C. J. Ballentine, R. Wieler, Eds. (Mineralogical Society of America, Washington, DC), chapter 9.
    • D. R. Hilton, T. P. Fischer, B. Marty, in Noble Gases in Cosmochemistry and Geochemistry, D. Porcelli, C. J. Ballentine, R. Wieler, Eds. (Mineralogical Society of America, Washington, DC, 2002), chapter 9.
    • (2002) Noble Gases in Cosmochemistry and Geochemistry
    • Hilton, D.R.1    Fischer, T.P.2    Marty, B.3
  • 53
    • 0345765371 scopus 로고    scopus 로고
    • in preparation
    • A. M. Shaw et al., in preparation.
    • Shaw, A.M.1
  • 54
    • 0346396414 scopus 로고    scopus 로고
    • note
    • 40Ar production ratio of 2 (50).
  • 55
    • 0345765370 scopus 로고    scopus 로고
    • note
    • See (52) for details of the correction procedure. Measured ratios are reported in (53).
  • 56
    • 0347657237 scopus 로고    scopus 로고
    • note
    • mantle. Adopting end member compositions from (54) gives a K value of 70 (i.e., 10,500/150).
  • 57
    • 0346396405 scopus 로고    scopus 로고
    • note
    • Supported by NSF grants EAR-0079402 MARGINS and EAR-0003668 (T.P.F.), EAR-0003628 (D.R.H.), and EAR-0003664 (J.A.W.). G. Alvarado and E. Molina provided logistical support during field work, and we thank C. Ramirez, B. Cameron, E. Mickelson, W. Suiter, and J. Hlebica for field assistance. V. Atudorei helped with N isotope analyses. We thank two anonymous reviewers for helpful comments.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.