Nuclear Tracks And Radiation Measurements最新文献

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Palaeogeothermal interpretation of surface track-length distribution in apatite 磷灰石地表径迹长度分布的古地热解释
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90220-4
G. Wagner, E. Hejl
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引用次数: 1
Age and tectonic evolution of the olympic subduction complex as inferred from FT ages for detrital zircons 从碎屑锆石的FT年龄推断奥林匹克俯冲杂岩的年龄和构造演化
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90269-F
Brandon Mark T.
{"title":"Age and tectonic evolution of the olympic subduction complex as inferred from FT ages for detrital zircons","authors":"Brandon Mark T.","doi":"10.1016/1359-0189(93)90269-F","DOIUrl":"10.1016/1359-0189(93)90269-F","url":null,"abstract":"","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Page 618"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90269-F","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90149361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Horizontal confined lengths of spontaneous and induced fission tracks in zircon 锆石中自发和诱导裂变径迹的水平限制长度
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90256-9
{"title":"Horizontal confined lengths of spontaneous and induced fission tracks in zircon","authors":"","doi":"10.1016/1359-0189(93)90256-9","DOIUrl":"https://doi.org/10.1016/1359-0189(93)90256-9","url":null,"abstract":"","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Page 611"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90256-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136556738","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Possible secondary apatite fission track age standard from altered volcanic ash beds in the middle Jurassic Carmel Formation, Southwestern Utah 犹他州西南部中侏罗世卡梅尔组蚀变火山灰床中可能的次生磷灰石裂变径迹年龄标准
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90192-C
Bart J. Kowallis , Eric H. Christiansen , Brent H. Everett , Kevin D. Crowley , Charles W. Naeser , Donald S. Miller , Alan L. Deino
{"title":"Possible secondary apatite fission track age standard from altered volcanic ash beds in the middle Jurassic Carmel Formation, Southwestern Utah","authors":"Bart J. Kowallis ,&nbsp;Eric H. Christiansen ,&nbsp;Brent H. Everett ,&nbsp;Kevin D. Crowley ,&nbsp;Charles W. Naeser ,&nbsp;Donald S. Miller ,&nbsp;Alan L. Deino","doi":"10.1016/1359-0189(93)90192-C","DOIUrl":"10.1016/1359-0189(93)90192-C","url":null,"abstract":"<div><p>Secondary age standards are valuable in intra- and interlaboratory calibration. At present very few such standards are available for fission track dating that is older than Tertiary. Several altered volcanic ash beds occur in the Middle Jurassic Carmel Formation in southwestern Utah. The formation was deposited in a shallow marine/sabhka environment. Near Gunlock, Utah, eight ash beds have been identified. Sanidines from one of the ash beds (GUN-F) give a single-crystal laser-probe <sup>40</sup>Ar/<sup>39</sup>Ar age of 166.3±0.8 Ma (2<em>σ</em>). Apatite and zircon fission track ages range from 152–185 Ma with typically 15–20 Ma errors (2σ). Track densities in zircons are high and most grains are not countable. Apatites are fairly common in most of the ash beds and have reasonable track densities ranging between 1.2–1.5 × 10<sup>6</sup> tracks/cm<sup>2</sup>. Track length distributions in apatites are unimodal, have standard deviations &lt;1<em>μ</em>m, and mean track lengths of about 14–14.5 μm. High Cl apatites (F:Cl:OH ratio of 39:33:28) are particularly abundant and large in ash GUN-F, and are fairly easy to concentrate, but the concentrates contain some siderite, most of which can be removed by sieving. GUN-F shows evidence of some reworking and detriaal contamination based on older single grain <sup>40</sup>Ar/<sup>39</sup>Ar analyses and some rounding of grains, but the apatite population appears to be largely uncontaminated. At present BJK has approximately 12 of apatite separate from GUN-F.</p></div>","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Pages 519-524"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90192-C","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90875968","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Dating zircon by combined use of fission and alpha tracks 结合使用裂变径迹和α径迹测定锆石年代
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90193-D
M. Kasuya, H. Iwano, T. Danhara
{"title":"Dating zircon by combined use of fission and alpha tracks","authors":"M. Kasuya,&nbsp;H. Iwano,&nbsp;T. Danhara","doi":"10.1016/1359-0189(93)90193-D","DOIUrl":"10.1016/1359-0189(93)90193-D","url":null,"abstract":"<div><p>A new approach to dating zircon by combining fission and alpha tracks is described. In this method (alpha track method), spontaneous fission tracks in a sample are counted routinely and alpha tracks originating from the sample are counted on a plastic track detector. Uranium content of the sample is monitored based on the alpha track density and the detection time. Radioactive equilibrium and equal Th/U ratios among samples are assumed. A comparison between the conventional fission track method and the alpha track method has been made using age standard and other zircon samples. The results suggest that the alpha track method provides acceptable dating results when internal zircon surfaces are used for track counts. The alpha track method should be beneficial to those who do not have close access to neutron irradiation facilities.</p></div>","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Pages 525-533"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90193-D","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77734446","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
New evidence for propagation of the opening of the Red Sea: An apatite fission-track study 红海开口扩张的新证据:磷灰石裂变径迹研究
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90203-L
G. Omar, M. Steckler
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引用次数: 1
Results of interlaboratory comparison of fission track ages for 1992 fission track workshop 1992年裂变径迹车间裂变径迹年龄实验室间比较结果
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90197-H
Donald S. Miller , Kevin D. Crowley , Roy K. Dokka , Rex F. Galbraith , Bart J. Kowallis , Charles W. Naeser
{"title":"Results of interlaboratory comparison of fission track ages for 1992 fission track workshop","authors":"Donald S. Miller ,&nbsp;Kevin D. Crowley ,&nbsp;Roy K. Dokka ,&nbsp;Rex F. Galbraith ,&nbsp;Bart J. Kowallis ,&nbsp;Charles W. Naeser","doi":"10.1016/1359-0189(93)90197-H","DOIUrl":"10.1016/1359-0189(93)90197-H","url":null,"abstract":"<div><p>Two apatites and one sphene were made available to the fission track research community for analysis prior to the 1992 Fission Track Workshop held in Philadelphia, U.S.A., 13–17 July. Eighteen laboratories throughout the world received aliquots of apatite and sphene. To date, analyses by 33 different scientists have been representing 15 different laboratories. With respect to the previous two interlaboratory comparisons, there is a noticeable improvement in the accuracy of the age results (Naeser and Cebula, 1978; Naeser <em>et al.</em>, 1981; Miller <em>et al.</em>, 1985;Miller <em>et al.</em>1990). Ninety-four percent of the analysis used the external detector method (EDM) combined with the zeta technique while the remaining individuals used the population method (POP). Track length measurements (requested for the first time in the interlaboratory comparison studies) were in relatively good agreement.</p></div>","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Pages 565-573"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90197-H","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78660916","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 26
Estimation of geological parameters from projected lengths and angles 根据投影长度和角度估算地质参数
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90233-Y
Rex Galbraith
{"title":"Estimation of geological parameters from projected lengths and angles","authors":"Rex Galbraith","doi":"10.1016/1359-0189(93)90233-Y","DOIUrl":"https://doi.org/10.1016/1359-0189(93)90233-Y","url":null,"abstract":"","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Page 600"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90233-Y","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72205681","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fission track dating of authigenic apatite in cambrian sediments, Southern Israel: Implications for timing of initiation of the Dead Sea transform 以色列南部寒武纪沉积物中自生磷灰石的裂变径迹测年:对死海转变起始时间的影响
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90223-V
Kohn Barry P., Weissbrod Tuvia
{"title":"Fission track dating of authigenic apatite in cambrian sediments, Southern Israel: Implications for timing of initiation of the Dead Sea transform","authors":"Kohn Barry P.,&nbsp;Weissbrod Tuvia","doi":"10.1016/1359-0189(93)90223-V","DOIUrl":"https://doi.org/10.1016/1359-0189(93)90223-V","url":null,"abstract":"","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Page 595"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90223-V","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72236786","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Isothermal plateau fission track age determinations on volcanic glass from pleistocene tephra in New Zealand 新西兰更新世火山玻璃的等温平台裂变轨道年龄测定
Nuclear Tracks And Radiation Measurements Pub Date : 1993-10-01 DOI: 10.1016/1359-0189(93)90244-4
{"title":"Isothermal plateau fission track age determinations on volcanic glass from pleistocene tephra in New Zealand","authors":"","doi":"10.1016/1359-0189(93)90244-4","DOIUrl":"https://doi.org/10.1016/1359-0189(93)90244-4","url":null,"abstract":"","PeriodicalId":82207,"journal":{"name":"Nuclear Tracks And Radiation Measurements","volume":"21 4","pages":"Page 605"},"PeriodicalIF":0.0,"publicationDate":"1993-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/1359-0189(93)90244-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72290108","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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