{"id":"d07ce96b-f4a0-4bc3-9eb7-fa447219458d","title":"中国洛川和盱眙黄土剖面的光释光定年数据","title_en":"Optically stimulated luminescence dating data of the Luochuan and Xuyi loess sections in China","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":"中国洛川和盱眙黄土剖面的光释光定年数据","description":"本数据集由中国洛川（35°43′N, 109°25′E）和盱眙（118°39′ E, 32°51’ N）黄土剖面的光释光定年分析数据组成，包括45个样本释光年代学研究结果。其中，中国黄土高原洛川剖面21个样品的释光年代学研究，使用的是钾长石单片再生法（SAR）多步升温post-IR IRSL（MET-pIRIR）测年技术；盱眙剖面24个样本的释光年代学研究,分别为8个样品基于4-11微米石英颗粒依照标准单片再生法（SAR）测量流程的光释光定年，8个样品基于4-11微米多矿物细颗粒升温到225℃（pIRIR225）依照单片再生法测量流程的红外释光定年，和8个样品基于4-11微米多矿物细颗粒升温到290℃（pIRIR290）依照单片再生法测量流程的红外释光定年。洛川和盱眙黄土剖面的光释光定年使用的仪器为丹麦制造的Risø热释光/光释光测年仪，实验分析分别在香港大学地球科学系和罗马尼亚Babes-Bolyai大学完成。该数据对中国洛川和盱眙地区的黄土提供了进一步年龄约束，对于两地区古气候/古环境等方面的研究具有重要意义。","doi":"10.11888/Paleoenv.tpdc.271697","projection":"","language":"zh","share_type":"protected","east":119.0,"west":109.0,"south":32.5,"north":35.5,"scale":null,"crs":null,"filesize":0.02,"share_policy":"c","ts_created":"2021-09-06T11:49:19.750093+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-09-09T14:15:51.106358+08:00","time_description":"约20万年以来","datas_group":0,"time_description_en":"Since about two hundred thousand years","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"李育","username":"李育","email":"liyu@lzu.edu.cn","is_cancel_expert":false}],"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":null,"temporal_resolution":"1000 year < x","spatial_resolution":"-","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[622,627,628],"subtopics":{"metadata":"d07ce96b-f4a0-4bc3-9eb7-fa447219458d","three_pole":null,"third_pole":null},"username":"江奇达","review_time":null,"protected_duration":24,"protected_describe":null,"is_important":false,"hit_count":490}