{"id":"f9b98c9a-1d0f-47de-919c-7cfb73ec488d","title":"塔里木盆地罗布泊钻孔同位素/青藏高原野外地质考察记录及照片数据集","title_en":"Stable Isotope Dataset of the Sediment Core Retrieved from Lop Nor in the Tarim Basin/Dataset of field investigation and field photos  of the Tibetan Plateau","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":"表格/图片形式，可以采用EXCEL、图片相关软件打开查看和分析.","description":"数据包含塔里木盆地罗布泊钻孔180米沉积岩心的碳酸盐碳同位素和氧同位素。沉积物中的碳酸盐碳氧同位素记录了地质历史时期的水文和植被等信息，是目前古环境示踪研究应用的主要指标之一。罗布泊钻孔沉积物样品经磨匀过筛后，由样品处理单元（碳酸盐装置）和MAT252同位素质谱联机的全自动在线系统完成碳氧同位素分析。样品的分析精度为：碳同位素优于±0.06‰，氧同位素优于±0.08‰。通过罗布泊钻孔的高分辨率碳氧同位素数据，可以重建塔克拉玛干沙漠更新世以来干旱环境的演化历史，进而探讨区域的气候变化趋势、变率、和影响因素。青藏高原野外地质考察照片数据集，主要为野外考察过程中拍摄的野外工作照以及地质剖面照片。","doi":"10.11888/Geo.tpdc.270485","projection":"","language":"zh","share_type":"online","east":88.0,"west":87.0,"south":39.0,"north":40.0,"scale":null,"crs":null,"filesize":64.2,"share_policy":"a","ts_created":"2019-07-22T00:20:24.572398+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T22:58:37.280091+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":null,"review_status":5,"review_invite":[{"user_name":"颜茂都","username":"颜茂都","email":"maoduyan@itpcas.ac.cn","is_cancel_expert":true}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":"","temporal_resolution":"Yearly","spatial_resolution":"1m - 10m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"f9b98c9a-1d0f-47de-919c-7cfb73ec488d","three_pole":null,"third_pole":"XDA20070202"},"username":"XDA20070202","review_time":"2020-06-04T19:35:05.704968+08:00","protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":2209}