{"id":"7e62a306-2e37-49bf-8ab2-ef0a645e616b","title":"渤海湾盆地黄骅坳陷晚中生代LA-ICP-MS年龄数据集（190-75Ma）","title_en":"U-Pb data set of LateMesozoic strata in Huanghua depression, Bohai Bay basin（190-75Ma）","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"年代学数据以Excel表格存储，文件的名称为UPb- Geochronology data in  Hunghua depression in Bohai Bay basin.xlsx\"。使用方法：该数据为xlsx文件格式，可以用Excel直接打开。","description":"本数据属于华北克拉通内部渤海湾盆地黄骅坳陷中生代地层的U-Pb年代学数据，包括Pb、232Th、238U的含量，207Pb/206Pb，207Pb/235U，206Pb/238U比值及误差，207Pb/235U，206Pb/238U年龄及误差数据等。锆石U-Pb定年在武汉上谱科技有限责任公司采用第二套升级版准分子激光剥蚀系统(GeoLas-HD, 193nm波长)和四极ICP-MS(Agilent 7900)的激光烧蚀-电感耦合等离子体质谱仪进行了锆石的U-Pb定年。 激光频率为5Hz，光束尺寸为30μm。使用国际标样91500作为年龄计算的外部校准标准. 使用NIST610进行铀、钍、铅的浓度计算, 使用GJ-1进行同位素比值监测。用ICPMSDATA\u0002CAL10.8计算了U-Pb同位素比值，并用ComPb Corr#3-18校正了普通Pb。年龄小于1000mA的颗粒的年龄是基于其206Pb/208U比值。排除了>10%或<–5%不一致的分析。分析可接受的不一致性和精度列于。谐和年龄和平均年龄的计算使用ISOPLOT软件。平均年龄的不确定性为2σ，个体分析报告为1σ。年代学数据结果发表在Science China Earth Science，数据质量可靠，对于被新生代覆盖渤海湾盆地区的中生代地层格架的建立具有非常重要的作用，为该区中生代构造演化和盆地分析奠定了很好的基础，具有很好的应用前景。","doi":"10.11888/Geo.tpdc.271541","projection":"","language":"zh","share_type":"online","east":125.0,"west":115.0,"south":30.0,"north":40.0,"scale":null,"crs":null,"filesize":0.01,"share_policy":"a","ts_created":"2021-06-16T21:35:23.625863+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-06-27T18:00:21.707323+08:00","time_description":"70-190Ma","datas_group":3,"time_description_en":"70-190Ma","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"平先权","username":"平先权","email":"xqping@cug.edu.cn","is_cancel_expert":true}],"review_editor":{"id":66424,"last_login":"2021-08-31T17:09:37.293773+08:00","username":"YanHou","email":"ljz2hy@163.com","is_active":false,"is_staff":false,"user_name":"侯燕"},"data_sources":null,"temporal_resolution":"1000 year < x","spatial_resolution":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[521],"subtopics":{"metadata":"7e62a306-2e37-49bf-8ab2-ef0a645e616b","three_pole":null,"third_pole":null},"username":"武国利","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":327}