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学者姓名:谢亚勃
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Abstract :
MOF@COF heterostructures featuring abundant porosity, designable structures and efficient separation of photogenerated charge carriers are enthusiastically embraced as promising candidates for the capture and conversion of CO2. Nonetheless, their laborious synthesis procedures involving energy-consuming protection and degassing steps severely impede their widespread application. In this study, a concentration-acid co-regulation strategy was developed to synthesize highly efficient MOF@COF composites in atmospheric air, obviating the need for vacuum, inert gases, and/or repeated freezing. With reduced supersaturation of synthesis mixtures and intensified competitive coordination from acid modulators, the crystallization of COFs was strategically confined to the exterior surfaces of MOFs, fostering intimate contact to facilitate the interphase electron transfer. The synthesized MOF@COF heterostructures thereby exhibited radically enhanced CO2RR performances, yielding ca. 2.5 times more CO than the original deficiently contacted composite. Moreover, the versatility of the synthesis strategy was validated using altered MOF and COF structures, shedding light on the significance of crystallization regulation in fabricating advantageous heterostructures. These findings are poised to effectively propel the development and practical implementation of MOF@COF composites.
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GB/T 7714 | Ma, Ming-Li , Zheng, Le-Chen , Li, Rui et al. Facile and versatile construction of MOF@COF heterostructures in atmospheric air for enhanced CO2 photoreduction [J]. | CRYSTENGCOMM , 2025 , 27 (9) : 1297-1306 . |
MLA | Ma, Ming-Li et al. "Facile and versatile construction of MOF@COF heterostructures in atmospheric air for enhanced CO2 photoreduction" . | CRYSTENGCOMM 27 . 9 (2025) : 1297-1306 . |
APA | Ma, Ming-Li , Zheng, Le-Chen , Li, Rui , Xie, Yabo . Facile and versatile construction of MOF@COF heterostructures in atmospheric air for enhanced CO2 photoreduction . | CRYSTENGCOMM , 2025 , 27 (9) , 1297-1306 . |
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Abstract :
一种稳定的钴卟啉配体的金属‑有机框架材料的制备及应用,属于晶态材料的技术领域。该材料是由Zr6簇和5, 10, 15, 20‑四(3‑羧基苯基)卟啉‑钴(II)(H4T3CPP‑Co)构成,化学分子式为[Zr6O4(OH)8(H2O)4(T3CPP‑Co)2]。该金属‑有机框架的合成为封闭条件下,有机配体H4T3CPP‑Co与ZrOCl2·8H2O在N, N‑二甲基甲酰胺和苯甲酸的混合溶液中,经由溶剂热反应得到金属有机框架材料的晶体;此金属有机框架材料显示出较高的二氧化碳吸附能力。
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GB/T 7714 | 谢亚勃 , 吴伟 , 董辰 et al. 一种稳定的钴卟啉配体的金属-有机框架材料的制备及应用 : CN202310565638.9[P]. | 2023-05-18 . |
MLA | 谢亚勃 et al. "一种稳定的钴卟啉配体的金属-有机框架材料的制备及应用" : CN202310565638.9. | 2023-05-18 . |
APA | 谢亚勃 , 吴伟 , 董辰 , 何涛 , 吕修亮 . 一种稳定的钴卟啉配体的金属-有机框架材料的制备及应用 : CN202310565638.9. | 2023-05-18 . |
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本发明提出了一种基于金属有机框架材料的纳米阵列复合光催化剂及其制备方法,属于催化剂研发和制备技术领域。本发明在FTO导电玻璃基质上原位生长Ni‑BDC纳米片阵列,扩大了比表面积有利于CO2吸附;并负载吸光性较好的NH2‑MIL‑125,避免发生堆积,所构筑的异质结结构增加了对光的捕获和可见光利用,增加了比表面积,暴露出更多的活性位点,实现了光生电子‑空穴对的高效相间分离。除此之外,本发明制备方法简单,易于实施,产率高,易于批量生产。
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GB/T 7714 | 谢亚勃 , 何冰 , 王英杰 et al. 一种基于金属有机框架材料的纳米阵列复合光催化剂及其制备方法 : CN202310560125.9[P]. | 2023-05-18 . |
MLA | 谢亚勃 et al. "一种基于金属有机框架材料的纳米阵列复合光催化剂及其制备方法" : CN202310560125.9. | 2023-05-18 . |
APA | 谢亚勃 , 何冰 , 王英杰 , 李睿 , 李建荣 . 一种基于金属有机框架材料的纳米阵列复合光催化剂及其制备方法 : CN202310560125.9. | 2023-05-18 . |
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本发明公开了一种OER电催化剂及其制备方法和应用,涉及电解水技术领域。所述OER电催化剂为核壳结构的Ni‑BDC@CoFe‑LDH复合材料,其中核层为Ni‑BDC纳米片,壳层为CoFe‑LDH。本发明基于Ni‑BDC纳米阵列,进一步原位生长Ni‑MOF并进行氢氧化处理得到有规则形貌和有序阵列的Ni‑BDC@CoFe‑LDH多级结构复合材料。这种原位生长的异质结构催化剂,不仅增强了结构的完整性,还有助于提升析氧反应性能。本发明工艺简单、易于实施,可批量制备高性能的电极材料。
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GB/T 7714 | 谢亚勃 , 王英杰 , 何冰 et al. 一种OER电催化剂及其制备方法和应用 : CN202310337025.X[P]. | 2023-03-31 . |
MLA | 谢亚勃 et al. "一种OER电催化剂及其制备方法和应用" : CN202310337025.X. | 2023-03-31 . |
APA | 谢亚勃 , 王英杰 , 何冰 , 李睿 , 李建荣 . 一种OER电催化剂及其制备方法和应用 : CN202310337025.X. | 2023-03-31 . |
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本发明公开了一种用于气体分离的金属‑有机笼配合物混合基质膜及其制备方法和应用。涉及材料科学领域和气体分离领域。混合基质膜包括高分子聚合物与多孔金属‑有机笼状配合物ZRT‑1‑2OH。本发明混合基质膜中填充的多孔金属‑有机笼状配合物ZRT‑1‑2OH区别于传统的无机填充材料,传统的无机填充材料是随着在混合基质膜中填充量的增多,膜的分离性能越好;而本发明制备的多孔金属‑有机笼状配合物ZRT‑1‑2OH则是在较低填充量(2.17wt%)时膜的分离性能最好,之后随着其填充量的增多,膜的分离性能反而下降。本发明的混合基质膜可应用于多种气体的分离,应用前景广阔。
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GB/T 7714 | 谢亚勃 , 张瑞丽 , 刘桐欣 . 一种用于气体分离的金属-有机笼配合物混合基质膜及其制备方法和应用 : CN202310088093.7[P]. | 2023-02-09 . |
MLA | 谢亚勃 et al. "一种用于气体分离的金属-有机笼配合物混合基质膜及其制备方法和应用" : CN202310088093.7. | 2023-02-09 . |
APA | 谢亚勃 , 张瑞丽 , 刘桐欣 . 一种用于气体分离的金属-有机笼配合物混合基质膜及其制备方法和应用 : CN202310088093.7. | 2023-02-09 . |
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Abstract :
本发明公开了一种用于二氧化碳/氮气分离的混合基质膜及其制备方法与应用,属于膜制备技术与气体分离领域。将金属‑有机框架MIL‑101分散到有机溶剂中,搅拌,超声,得到悬浊液,再加入高分子聚合物PIM‑1,搅拌,超声,得到混合基质膜筑膜液,制膜,干燥,得到用于二氧化碳/氮气分离的混合基质膜。本发明公开的用于二氧化碳/氮气分离的混合基质膜所需原料成本较低,合成方法简单,其实现了与高分子基质的完全混合,克服了混合基质膜中填料易团聚、与高分子基质相容性不好的问题,能够实现CO2/N2的高效分离,可使用价值高,具有广泛的工业应用前景。
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GB/T 7714 | 谢亚勃 , 黄光灿 , 徐一然 et al. 用于二氧化碳/氮气分离的混合基质膜及其制备方法与应用 : CN202310108607.0[P]. | 2023-02-14 . |
MLA | 谢亚勃 et al. "用于二氧化碳/氮气分离的混合基质膜及其制备方法与应用" : CN202310108607.0. | 2023-02-14 . |
APA | 谢亚勃 , 黄光灿 , 徐一然 , 彭昊欣 , 田英杰 . 用于二氧化碳/氮气分离的混合基质膜及其制备方法与应用 : CN202310108607.0. | 2023-02-14 . |
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Abstract :
The rational design of mixed matrix membranes (MMMs) combining appropriate additives and industrial process-able polymers offers a new prospect for highly efficient membrane separations. However, the difficulty in their fabrication due to the lack of processability of most additives and the formation of segregated filler domains in polymer matrices hampers the development and application of MMMs. Herein, we present two new zirconocene-based metallocavitands (ZRA and ZRT) and a series of MMMs fabricated by blending ZRA, ZRT, and MOC-1-NH2 (a zirconocene-based metal-organic cage) with the polyimide (6FDA-DAM), respectively. It was found that ZRA exhibited high thermal stability and good solubility in various solvents, which can be homogeneously mixed with polymers to prepare ZRA-based MMMs without any indication of filler agglomeration. Compared to the pure 6FDA-DAM membrane, a low ZRA-loading MMM (ZRA-2.2%) exhibited better mechanical properties and 50% improved CO2 permeability for CO2/CH4 separation. ZRA-2.2% also exhibited a good performance after 6 months of aging and significantly alleviated the plasticization effect under high pressures. These results suggest the great potential of the ZRA-2.2% for CO2/CH4 separation and that the simple metallocavitands may serve as promising additives in fabricating MMMs for gas separations.
Keyword :
6FDA-DAM 6FDA-DAM mixed matrix membrane mixed matrix membrane molecularly homogenized composite membrane molecularly homogenized composite membrane metallocavitands metallocavitands gas separation gas separation
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GB/T 7714 | Liu, Tongxin , Zhang, Ruili , Si, Guang-Rui et al. Molecularly Homogenized Composite Membranes Containing Solvent-Soluble Metallocavitands for CO2/CH4 Separation [J]. | ACS SUSTAINABLE CHEMISTRY & ENGINEERING , 2022 , 10 (40) : 13534-13544 . |
MLA | Liu, Tongxin et al. "Molecularly Homogenized Composite Membranes Containing Solvent-Soluble Metallocavitands for CO2/CH4 Separation" . | ACS SUSTAINABLE CHEMISTRY & ENGINEERING 10 . 40 (2022) : 13534-13544 . |
APA | Liu, Tongxin , Zhang, Ruili , Si, Guang-Rui , Liu, Bin , Xie, Yabo , Xie, Lin-Hua et al. Molecularly Homogenized Composite Membranes Containing Solvent-Soluble Metallocavitands for CO2/CH4 Separation . | ACS SUSTAINABLE CHEMISTRY & ENGINEERING , 2022 , 10 (40) , 13534-13544 . |
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Abstract :
In this work, a UiO-66-diatomite composite was synthesized and used as sorbent to sample benzene, toluene and xylene (BTX) in indoor air. The physicochemical features of the as-prepared composite were deeply characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), thermo-gravimetric analysis (TGA) and nitrogen adsorption-desorption isotherm analysis. Moreover, an efficient analysis method for the enriched BTX compounds by the UiO-66-diatomite composite was successfully developed using thermal desorption (TD)GC-MS technique. The influence of desorption temperature was investigated to optimize the operation conditions. Under the desorption temperature of 180 ?, the method depicted good linearity (R-2 > 0.99) in the range of 5 ng to 1000 ng as well as excellent reproducibility with relative standard deviation (RSD) between 0.6% and 3.5%, in which the satisfactory recovery was achieved from 75.2% to 115%. More importantly, the developed method also exhibited high sensitivity with the method detection limit (MDL) in the range of 0.04-0.09 mu gm(-3). Hence, the findings evidence that this method might be one of the promising routes to detect trace levels of BTX compounds in indoor air and the MOF-based composite is feasible to be used as sorbent for the capture of volatile organic compounds in air.
Keyword :
UiO-66 UiO-66 Sorbent Sorbent Diatomite Diatomite Thermal desorption Thermal desorption BTX BTX
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GB/T 7714 | Lin, Xingtao , Tang, Lingli , Zhao, Jingqiang et al. Efficient determination of BTX compounds based on UiO-66-diatomite composite enrichment and thermal desorption GC-MS [J]. | MICROCHEMICAL JOURNAL , 2022 , 181 . |
MLA | Lin, Xingtao et al. "Efficient determination of BTX compounds based on UiO-66-diatomite composite enrichment and thermal desorption GC-MS" . | MICROCHEMICAL JOURNAL 181 (2022) . |
APA | Lin, Xingtao , Tang, Lingli , Zhao, Jingqiang , Liu, Shuzhen , Xie, Yabo . Efficient determination of BTX compounds based on UiO-66-diatomite composite enrichment and thermal desorption GC-MS . | MICROCHEMICAL JOURNAL , 2022 , 181 . |
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Abstract :
作为一类新型多孔材料,金属有机骨架(MOFs)常被开发作为荧光传感器用来监测水中的污染物,开发稳定且易制备的MOFs材料实现选择性检测有毒的Fe3+仍具有较高挑战.本工作中,我们报道一例水稳定的二重穿插In(Ⅲ)基MOF∶(NH2Me2)[In(fdc)2]·2H2O(BUT-205,BUT代表北京工业大学,H2fdc=呋喃-2,5-二羧酸).BUT-205的构筑采用生物质衍生配体,其结构通过单晶X射线衍射确立.这个材料可作为高效的水相Fe3+离子传感器,具有高的灵敏度和选择性.检测限达到1.3 μmol·L-1,低于美国环保局规定的饮用水中安全标准(15.7μmol·L-1),并且该传感材料可以回收利用至少4次.
Keyword :
荧光检测 荧光检测 金属有机骨架 金属有机骨架 水安全 水安全 阴离子框架 阴离子框架 金属阳离子 金属阳离子
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GB/T 7714 | Alamgir , 赵砚珑 , Khalid Talha et al. 一例互穿的阴离子型In(Ⅲ)金属有机骨架用于选择性检测水中Fe3+离子 [J]. | 无机化学学报 , 2022 , 38 (9) : 1817-1824 . |
MLA | Alamgir et al. "一例互穿的阴离子型In(Ⅲ)金属有机骨架用于选择性检测水中Fe3+离子" . | 无机化学学报 38 . 9 (2022) : 1817-1824 . |
APA | Alamgir , 赵砚珑 , Khalid Talha , 谢亚勃 , 王璐 , 谢林华 et al. 一例互穿的阴离子型In(Ⅲ)金属有机骨架用于选择性检测水中Fe3+离子 . | 无机化学学报 , 2022 , 38 (9) , 1817-1824 . |
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Abstract :
CO_2的资源化转化与利用是“双碳”目标达成的重要途径之一.金属-有机框架(metal-organic framework, MOF)因其充足的孔结构、丰富的活性位和可功能化等特性,在CO_2催化还原反应中展现出良好的应用前景.总结了基于MOF的新型功能材料依托光、电清洁能源,绿色催化CO_2还原的最新研究进展,分别探讨了活性MOF、MOF复合物和MOF衍生物的催化性能,并从理化特性上分析了材料性能优势的成因.在此基础上,对这类新型催化剂面临的主要问题和未来发展做出了总结与展望.
Keyword :
MOF复合物 MOF复合物 金属-有机框架(metal-organic framework 金属-有机框架(metal-organic framework MOF) MOF) 碳中和 碳中和 电催化 电催化 CO_2还原 CO_2还原 光催化 光催化 MOF衍生物 MOF衍生物
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GB/T 7714 | 王英杰 , 董辰 , 谢亚勃 et al. MOF基材料绿色催化CO_2还原研究进展 [J]. | 北京工业大学学报 , 2022 , 48 (03) : 261-272,305 . |
MLA | 王英杰 et al. "MOF基材料绿色催化CO_2还原研究进展" . | 北京工业大学学报 48 . 03 (2022) : 261-272,305 . |
APA | 王英杰 , 董辰 , 谢亚勃 , 李睿 , 李建荣 . MOF基材料绿色催化CO_2还原研究进展 . | 北京工业大学学报 , 2022 , 48 (03) , 261-272,305 . |
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