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2014-2020年环渤海区域大气多环芳烃(PAHs)的污染特征与健康风险研究 学位论文
: 中国科学院大学, 2022
作者:  马雯雯
收藏  |  浏览/下载:21/0  |  提交时间:2022/06/15
咪唑离子液体增强型硅胶色谱固定相的制备及性能评价 学位论文
北京: 中国科学院大学, 2020
作者:  周行
收藏  |  浏览/下载:21/0  |  提交时间:2021/04/15
渤海三大海湾石油烃-重金属的污染特征、来源解析及生态风险 学位论文
中国科学院烟台海岸带研究所: 中国科学院大学, 2020
作者:  邹艳梅
收藏  |  浏览/下载:15/0  |  提交时间:2020/06/30
水热炭化污泥热解过程典型污染物生成和释放特性研究 学位论文
北京: 中国科学院生态环境研究中心, 2019
作者:  刘婷婷
收藏  |  浏览/下载:20/0  |  提交时间:2020/07/20
黄河三角洲石油烃污染背景下重金属的迁移富集规律研究 学位论文
北京: 中国科学院大学, 2019
作者:  李沅蔚
收藏  |  浏览/下载:50/0  |  提交时间:2019/07/01
海藻及其生物基材料对典型环境内分泌干扰物的去除作用与影响机制研究 学位论文
中国科学院烟台海岸带研究所: 中国科学院大学, 2019
作者:  张翠
收藏  |  浏览/下载:10/0  |  提交时间:2021/01/13
不同粒径大气颗粒物中多环芳烃(PAHs)分布特征、来源与生态风险的研究—以北京市为例 学位论文
中国科学院地球化学研究所: 中国科学院大学, 2019
作者:  宋光卫
收藏  |  浏览/下载:24/0  |  提交时间:2020/11/04
基于高分辨质谱的土壤溶解性有机质化学多样性研究 学位论文
北京: 中国科学院生态环境研究中心, 2018
作者:  李晓明
收藏  |  浏览/下载:24/0  |  提交时间:2020/07/15
土壤溶解性有机质, 化学多样性,微生物多样性, 傅立叶变换离子回旋 共振质谱  decreased WIth IncreasIng Iron ComplexIng Index. PAtterns In Molecular PrOfiles IndicAted Dom In Paddy Soils To Become More RecalcItrAnt At Higher Soil C/n rAtio And Higher Soil Ph. furTherMore, PlAnt-derived polyPh.nols And Pyrogenic Dom Were retaIned Favorably By Iron And The ChemodiversIty Of Dom In Paddy Soil Increased WIth IncreasIng Soil C/n rAtios. These Results Provide Novel InFormAtion regardIng Dom Characteristics At a Molecular Level And Will InForm Better Global MAnagement Of Soil Carbon In Paddy Soil EcosysteMs Global. 2) Through The applicAtion Of Ft-icr-Ms, The ChemodiversIty Of Dom In Soil Subjected To Long-term OrgAnic Carbon And InOrgAnic Fertilizer Amendments Was Established. In Parallel, Bcc Was Assessed. Through This Coupled Approach It Was Established.thAt sustaIned OrgAnic Carbon Amendment Resulted In: SignificAntly (p < 0.05) Increased Total Carbon And Total nItrogen Reservoirs In Soil, Dom PrOfiles Of greAter ChemodiversIty, And Emergence Of RecalcItrAnt Dom Moieties (H/c < 1.5). In Contrast, Carbon And nItrogen Reservoirs In Soil Subjected To sustaIned InOrgAnic Fertilizer applicAtion Were Unaltered, While Soil OrgAnic Carbon ChemodiversIty Was Observed To Shift To Less RecalcItrAnt Dom Moieties (H/c rAtio > 1.5 And O/c rAtios < 0.5). furTherMore, sustaIned OrgAnic Carbon Amendment Shaped Bcc To a eutroPh.c stAte While Long-term Chemical fertilizAtion Directed The Bcc Towards An oligotroPh.c stAte. Higher connectivIty And Network complexIty Were Observed In OrgAnic Carbon Amended Soils. Dom-Bcc Network Analysis, IndicAtIng thAt Soil Microbes Had More Interaction WIth Dom Molecules followIng sustaIned OrgAnic mAtter Input. These Results Highlight The Potential For OrgAnic Carbon Amendments To Not Only Build Soil Carbon sTocks And Increase Their Resilience, But To Also Improve The Functional stAte Of Soil Microbial communIties. Key Words: Dom, ChemodiversIty, Microbial diversIty, Ft-icr Ms  
中国近海至南大洋大气NO_x及气溶胶中金属元素和PAHs分布特征及源解析 学位论文
青岛: 国家海洋局第一海洋研究所, 2017
作者:  付丹
收藏  |  浏览/下载:2/0  |  提交时间:2019/05/05
典型烟煤的分子结构及模型模拟的初步研究 学位论文
硕士, 北京: 中国科学院大学, 2017
作者:  孙溶
收藏  |  浏览/下载:85/0  |  提交时间:2017/06/23


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