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学者姓名:谢亚勃
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摘要 :
苯系物是以煤炭为原料的焦化企业主要挥发类有机污染物(VOCs).我国现行技术导则在评估VOCs呼吸暴露健康风险时推荐Johnson-Ettinger(J&E)蒸气入侵模型,该模型简单易用,但在某些实际场地应用中存在过于保守的问题,采用双元平衡模型(Dual Equilibrium Desorption, DED)对J&E模型进行校正后可以在一定程度上克服该问题.基于河北省某焦化厂前期土壤调查结果,选取约30 000 m~2污染较重的区域开展苯土壤气通量专项调查并进行精细化风险评估,采用J&E-DED模型计算苯的室内呼吸暴露途径健康风险,并与基于J&E模型和实测土壤气挥发通量计算的风险结果进行比...
关键词 :
土壤气挥发通量 土壤气挥发通量 精细化风险评估 精细化风险评估 苯 苯 J&E-DED模型 J&E-DED模型 J&E模型 J&E模型 焦化场地 焦化场地
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GB/T 7714 | 张蒙蒙 , 张超艳 , 郭晓欣 et al. 焦化场地包气带区土壤苯的精细化风险评估 [J]. | 环境科学研究 , 2021 , 34 (05) : 1223-1230 . |
MLA | 张蒙蒙 et al. "焦化场地包气带区土壤苯的精细化风险评估" . | 环境科学研究 34 . 05 (2021) : 1223-1230 . |
APA | 张蒙蒙 , 张超艳 , 郭晓欣 , 李卫东 , 闫珂 , 周友亚 et al. 焦化场地包气带区土壤苯的精细化风险评估 . | 环境科学研究 , 2021 , 34 (05) , 1223-1230 . |
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摘要 :
包气带区土壤气中苯的挥发通量测试及风险评估,属于风险评估技术领域。利用土柱模拟苯在室温条件下不同土壤类型、不同含水率、不同污染源浓度的包气带土壤中的迁移,被动式测量苯的挥发通量,基于实测土壤气挥发通量计算苯的呼吸暴露健康风险,选择全国7地不同的土壤类型,并与基于土壤苯浓度采用J&E和J&E‑DED模型计算的结果进行比较,旨在对模型和方法的选择提供依据。
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GB/T 7714 | 谢亚勃 , 张蒙蒙 , 李卫东 . 包气带区土壤气中苯的挥发通量测试及风险评估 : CN202110010674.X[P]. | 2021-01-05 . |
MLA | 谢亚勃 et al. "包气带区土壤气中苯的挥发通量测试及风险评估" : CN202110010674.X. | 2021-01-05 . |
APA | 谢亚勃 , 张蒙蒙 , 李卫东 . 包气带区土壤气中苯的挥发通量测试及风险评估 : CN202110010674.X. | 2021-01-05 . |
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摘要 :
重金属离子污染问题一直备受关注。开发利用多孔材料吸附去除水中重金属离子一直是材料、环境等相关学科领域的研究热点之一。金属有机框架材料(metal-organic frameworks,MOFs)是一类新型的多孔材料,具有结构多样、比表面积大、孔径可调、孔表面特征易设计调控等特点,在气体分离、催化、传感等领域表现出极大的应用潜力。近年来,高稳定MOF材料的构筑取得了许多重大突破,大量研究工作探索了这类材料在水中的应用,包括水中重金属离子的吸附去除。Cr(Ⅵ)离子是一类毒性大、分布广的重金属离子,不同条件下存在形态多样,其吸附去除研究具有理论和实际意义。本文主要综述了近年来利用MOF材料吸附去除水...
关键词 :
多孔材料 多孔材料 吸附去除 吸附去除 六价铬Cr(Ⅵ) 六价铬Cr(Ⅵ) 金属有机框架 金属有机框架 重金属污染 重金属污染
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GB/T 7714 | 李茹霞 , 钟文彬 , 谢林华 et al. 金属有机框架材料对Cr(Ⅵ)离子的吸附去除研究进展 [J]. | 无机化学学报 , 2021 , 37 (03) : 385-400 . |
MLA | 李茹霞 et al. "金属有机框架材料对Cr(Ⅵ)离子的吸附去除研究进展" . | 无机化学学报 37 . 03 (2021) : 385-400 . |
APA | 李茹霞 , 钟文彬 , 谢林华 , 谢亚勃 , 李建荣 . 金属有机框架材料对Cr(Ⅵ)离子的吸附去除研究进展 . | 无机化学学报 , 2021 , 37 (03) , 385-400 . |
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摘要 :
焦化场地包气带区土壤苯的精细化风险评估
关键词 :
J&E-DED模型 J&E-DED模型 J&E模型 J&E模型 土壤气挥发通量 土壤气挥发通量 焦化场地 焦化场地 精细化风险评估 精细化风险评估 苯 苯
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GB/T 7714 | 张蒙蒙 , 张超艳 , 郭晓欣 et al. 焦化场地包气带区土壤苯的精细化风险评估 [J]. | 张蒙蒙 , 2021 , 34 (5) : 1223-1230 . |
MLA | 张蒙蒙 et al. "焦化场地包气带区土壤苯的精细化风险评估" . | 张蒙蒙 34 . 5 (2021) : 1223-1230 . |
APA | 张蒙蒙 , 张超艳 , 郭晓欣 , 李卫东 , 闫珂 , 周友亚 et al. 焦化场地包气带区土壤苯的精细化风险评估 . | 张蒙蒙 , 2021 , 34 (5) , 1223-1230 . |
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摘要 :
金属有机框架材料对Cr(Ⅵ)离子的吸附去除研究进展
关键词 :
六价铬Cr(Ⅵ) 六价铬Cr(Ⅵ) 吸附去除 吸附去除 多孔材料 多孔材料 重金属污染 重金属污染 金属有机框架 金属有机框架
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GB/T 7714 | 李茹霞 , 钟文彬 , 谢林华 et al. 金属有机框架材料对Cr(Ⅵ)离子的吸附去除研究进展 [J]. | 李茹霞 , 2021 , 37 (3) : 385-400 . |
MLA | 李茹霞 et al. "金属有机框架材料对Cr(Ⅵ)离子的吸附去除研究进展" . | 李茹霞 37 . 3 (2021) : 385-400 . |
APA | 李茹霞 , 钟文彬 , 谢林华 , 谢亚勃 , 李建荣 , 无机化学学报 . 金属有机框架材料对Cr(Ⅵ)离子的吸附去除研究进展 . | 李茹霞 , 2021 , 37 (3) , 385-400 . |
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摘要 :
The pollution of heavy metal ions has long been a big concern to the society. The development and utilization of porous materials for the adsorptive removal of heavy metal ions in water represents one of the hottest research subjects in related areas, such as materials science and environmental science. Due to their structural variety, large specific surface area, adjustable pore size, and tailorable pore surface characteristics, metal-organic frameworks (MOFs) show great potential in many applications, such as gas separation, catalysis, and sensing. In the past few years, many major breakthroughs have been made in the construction of highly stable MOFs. A lot of research works have been explored for the applications of MOFs in water systems, including the adsorptive removal of heavy metal ions in water. Cr(VI) ions are a kind of wide-distributed heavy metal ions with high toxicity, existing in water in various forms under different conditions. The study on the removal of Cr(VI) ions from water is of significance academically and practically. Herein, the published research works about adsorptive removal of Cr(VI) ions with MOFs or MOF-based materials are reviewed. These materials are classified into four classes: (1) highly stable zirconium-based MOF, (2) cationic MOF, (3) post-modified MOF, and (4) MOF-based composite materials. The adsorption mechanism, adsorption capacity, and regenerability of these materials for Cr(VI) ions are also discussed. The existing problems and the trend of future works for the practical application of MOFs in the removal of heavy metal ions are analyzed at last.
关键词 :
adsorption removal adsorption removal Cd(VI) Cd(VI) heavy metal pollution heavy metal pollution metal-organic frameworks metal-organic frameworks porous materials porous materials
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GB/T 7714 | Li Ru-Xia , Zhong Wen-Bin , Xie Lin-Hua et al. Recent Advances in Adsorptive Removal of Cr(VI) Ions by Metal-Organic Frameworks [J]. | CHINESE JOURNAL OF INORGANIC CHEMISTRY , 2021 , 37 (3) : 385-400 . |
MLA | Li Ru-Xia et al. "Recent Advances in Adsorptive Removal of Cr(VI) Ions by Metal-Organic Frameworks" . | CHINESE JOURNAL OF INORGANIC CHEMISTRY 37 . 3 (2021) : 385-400 . |
APA | Li Ru-Xia , Zhong Wen-Bin , Xie Lin-Hua , Xie Ya-Bo , Li Jian-Rong . Recent Advances in Adsorptive Removal of Cr(VI) Ions by Metal-Organic Frameworks . | CHINESE JOURNAL OF INORGANIC CHEMISTRY , 2021 , 37 (3) , 385-400 . |
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摘要 :
Clenbuterol (CLE) and ractopamine (RAC) are two kinds of typical β2-adrenergic agonists which pose a serious threat to the health of human beings. In this work, 10 kinds of metal-organic frameworks (MOFs) with high stability and various pore features are screened to assess adsorption performance for CLE and RAC. An Al(III)-MOF (BUT-19) with abundant ethyl groups exhibits exceptional performance in removing CLE and RAC from water. The maximum adsorption capacity for CLE and RAC are up to 294.1 and 366.3 mg/g under the optimum adsorption conditions, respectively. Meanwhile, the adsorption mechanism effects of pH, temperature, and coexisted ions are investigated systematically. It is found that the MOF pore size and weak hydrogen-bond interactions between CLE/RAC molecules and the MOF are the main causes leading to the extraordinary adsorption. This study provides a new idea for the purposeful design and synthesis of MOFs for removing environmental pollutants and sheds light on the depuration of contaminated water.
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GB/T 7714 | Lv Jie , Chen Qiang , Liu Jing-Hao et al. Effective Removal of Clenbuterol and Ractopamine from Water with a Stable Al(III)-Based Metal-Organic Framework. [J]. | Inorganic chemistry , 2021 , 60 (3) : 1814-1822 . |
MLA | Lv Jie et al. "Effective Removal of Clenbuterol and Ractopamine from Water with a Stable Al(III)-Based Metal-Organic Framework." . | Inorganic chemistry 60 . 3 (2021) : 1814-1822 . |
APA | Lv Jie , Chen Qiang , Liu Jing-Hao , Yang Hao-Sen , Wang Peilong , Yu Jiamei et al. Effective Removal of Clenbuterol and Ractopamine from Water with a Stable Al(III)-Based Metal-Organic Framework. . | Inorganic chemistry , 2021 , 60 (3) , 1814-1822 . |
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摘要 :
一种基于芘四吡唑配体的钴的金属有机框架材料和制备方法及其应用,属于晶态材料的技术领域。化学分子式为Co(H4TPP)(CH3COO)2(H2O)(CH3CN)2,H4TPP为有机配体1, 3, 6, 8‑四(1H‑吡唑‑4‑基)芘。该金属‑有机框架的合成方法为封闭条件下,有机配体1, 3, 6, 8‑四(1H‑吡唑‑4‑基)芘与硝酸钴在N, N‑二甲基甲酰胺和乙酸、乙腈的混合溶液中,经由溶剂热反应得到晶体;此金属‑有机框架材料显示出选择性吸附分离二氧化碳、甲烷和氮气的潜在应用。
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GB/T 7714 | 谢亚勃 , 李铜川 , 孔祥婧 et al. 一种基于芘四吡唑配体的钴的金属有机框架材料和制备方法及其应用 : CN202011490245.9[P]. | 2020-12-15 . |
MLA | 谢亚勃 et al. "一种基于芘四吡唑配体的钴的金属有机框架材料和制备方法及其应用" : CN202011490245.9. | 2020-12-15 . |
APA | 谢亚勃 , 李铜川 , 孔祥婧 , 何涛 . 一种基于芘四吡唑配体的钴的金属有机框架材料和制备方法及其应用 : CN202011490245.9. | 2020-12-15 . |
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摘要 :
A defect-free, robust and selective barrier is essential for manufacturing membranes with targeted high permeability and selectivity. Here we report a new route to engineering a separation composite membrane by confining both channels in nanoscale metal organic frameworks (MOFs) and charges in a polyelectrolyte in the inner space of a porous supportviaa counter-diffusion method. A simple thermal annealing treatment of the interface between the MOF, polymer and support favorably reduced voids inside this nano-confinement environment. As this composite membrane combines both the support and barrier as one, it minimizes mass transfer resistance of water molecules. In a separation test, it readily achieved the state-of-the-art permeance. This simple chemical approach to upgrade membrane structures will offer wide opportunities in separation devices.
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GB/T 7714 | Li, Xiaoting , Wang, Naixin , Bao, Xinmin et al. Nano-confinement-inspired metal organic framework/polymer composite separation membranes [J]. | JOURNAL OF MATERIALS CHEMISTRY A , 2020 , 8 (33) : 17212-17218 . |
MLA | Li, Xiaoting et al. "Nano-confinement-inspired metal organic framework/polymer composite separation membranes" . | JOURNAL OF MATERIALS CHEMISTRY A 8 . 33 (2020) : 17212-17218 . |
APA | Li, Xiaoting , Wang, Naixin , Bao, Xinmin , Li, Qian , Li, Jie , Xie, Ya-Bo et al. Nano-confinement-inspired metal organic framework/polymer composite separation membranes . | JOURNAL OF MATERIALS CHEMISTRY A , 2020 , 8 (33) , 17212-17218 . |
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摘要 :
Cluster-based metal-organic frameworks (MOFs) supported by mixed ligands usually have unique properties due to the combined features from different ligands. In this regard, it is rather rare for carboxylate and pyrazolate ligands as "struts" to be present in one MOF. Herein, four isostructural heptanuclear Co(II)-based MOFs based on mixed carboxylate and pyrazolate ligands, [Co-7(mu(3)-OH)(4)(BDP)(2)(IPA-X)(5)] (BUT-127-X; X = H, OH, Br, and NH2, respectively; BDP2- = 1,4-benzenedipyrozolate and IPA(2)(-) = isophthalate), were synthesized through carefully tuning the solvothermal reaction conditions. Structurally, in these MOFs, alternately connecting Co-7(mu(3)-OH)(4) clusters with carboxylate ligands (IPA(2-)-X) generate two-dimensional (2D) layers, which are further supported by the pyrazolate ligands (BDP2), giving rise to the final pillared-layer frameworks with well adjustable pore surface environments. They have permanent porosity with high Brunauer-Emmett-Teller surfaces from 1030 to 1314 m(2) g(-1) as well as good chemical stability. Interestingly, four Co(II) atoms in the Co-7(mu(3)-OH)(4) cluster exhibit a five-coordinated configuration that affords open metal sites. The feature allows these MOFs to present good CO2 adsorption performance and catalytic activity for the CO2 fixation, where BUT-127-NH2 gave the best catalytic performance for the cycloaddition of CO2 with epoxides into cyclic carbonates under mild conditions (1 bar, 25 and 50 degrees C).
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GB/T 7714 | Bian, Zhen-Xing , Zhang, Yong-Zheng , Tian, Dan et al. Co-7-Cluster-Based Metal-Organic Frameworks with Mixed Carboxylate and Pyrazolate Ligands: Construction and CO2 Adsorption and Fixation [J]. | CRYSTAL GROWTH & DESIGN , 2020 , 20 (12) : 7972-7978 . |
MLA | Bian, Zhen-Xing et al. "Co-7-Cluster-Based Metal-Organic Frameworks with Mixed Carboxylate and Pyrazolate Ligands: Construction and CO2 Adsorption and Fixation" . | CRYSTAL GROWTH & DESIGN 20 . 12 (2020) : 7972-7978 . |
APA | Bian, Zhen-Xing , Zhang, Yong-Zheng , Tian, Dan , Zhang, Xiuling , Xie, Lin-Hua , Zhao, Minjian et al. Co-7-Cluster-Based Metal-Organic Frameworks with Mixed Carboxylate and Pyrazolate Ligands: Construction and CO2 Adsorption and Fixation . | CRYSTAL GROWTH & DESIGN , 2020 , 20 (12) , 7972-7978 . |
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