大气^(14)CO_(2)的加速器质谱分析技术研究进展  

Research Progress on Accelerator Mass Spectrometry Analysis of Atmospheric^(14)CO_(2)

作　　者：崔晓宇 邢冠华[1] 王超[1] 于建钊[1] 袁懋[1] CUI Xiaoyu;XING Guanhua;WANG Chao;YU Jianzhao;YUAN Mao(State Environmental Protection Key Laboratory of Quality Control in Environmental Monitoring,China National Environmental Monitoring Center,Beijing 100012,China;Jiamusi Ecological Environment Monitoring Center of Heilongjiang Province,Jiamusi 154004,China)

机构地区：[1]中国环境监测总站,国家环境保护环境监测质量控制重点实验室,北京100012 [2]黑龙江省佳木斯生态环境监测中心,黑龙江佳木斯154004

出　　处：《中国环境监测》2024年第2期41-52,共12页Environmental Monitoring in China

基　　金：国家重点研发计划项目(2023YFF0614004)。

摘　　要：利用加速器质谱技术测定大气^(14)CO_(2)以示踪大气化石源CO_(2)成为当前减污降碳工作的热点。该文从加速器质谱14 C分析基础出发,系统介绍了加速器质谱的工作原理、大气样品的采集及纯化、石墨化样品的制备和测定,阐述了大气碳监测领域^(14)CO_(2)测试的研究进展。随着加速器质谱技术的不断发展,大气^(14)CO_(2)的研究将会更加广泛和深入,有助于进一步认识大气化石源CO_(2)的来源,更有针对性地开展减污降碳工作。未来应统一制定^(14)CO_(2)监测方法标准,规范操作流程和质控手段,完善实验仪器配套设施,加快提升监测能力和水平。Atmospheric^(14)CO_(2)monitoring by accelerator mass spectrometry technology for the tracing of atmospheric fossil fuel CO_(2)has become a research hotspot for reduction of pollution and carbon emissions.Starting from the fundamental of 14 C analysis by accelerator mass spectrometry,this paper systematically introduces the working principle of AMS,the collection and purification of atmospheric samples,the preparation and determination of graphitized samples,and elaborates the progress of^(14)CO_(2)measurement in the field of atmospheric carbon monitoring.With the continuous development of accelerator mass spectrometry technology,the research on atmospheric^(14)CO_(2)will be more extensive and in-depth,which will help to further understand the source of atmospheric fossil fuel CO_(2)and carry out more targeted reduction of pollution and carbon emissions work.In the future,^(14)CO_(2)monitoring standards should be uniformly formulated,operating procedures and quality control methods should be standardized,supporting facilities for experimental instruments should be improved,and monitoring capabilities and levels should be accelerated.

关 键 词：加速器质谱 ^(14)CO_(2)分析技术 研究进展 

分 类 号：X83[环境科学与工程—环境工程]