نتایج جستجو برای: MIL-53-Cu

تعداد نتایج: 137577  

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2014
mansoor anbia vahid hoseini sakineh mandegarzad elahe motaee sara sheykhi

mil-53-cu has been synthesized hydrothermally and has been used for the first time for gas separation. mil-53-cu shows adsorption capacities of 8.1, 0.7 and 0.5 m.mol/g, respectively, for ch4, co2 and h2 at 30 bar and 298 k. the high ch4 adsorption capacity of mil-53-cu maybe attributed to the high pore volume and large number of open metal sites. the high selectivity for ch4 over co2 (11.5) an...

Elahe Motaee Mansoor Anbia, Sakineh Mandegarzad, Sara Sheykhi Vahid Hoseini

MIL-53-Cu has been synthesized hydrothermally and has been used for the first time for gas separation. MIL-53-Cu shows adsorption capacities of 8.1, 0.7 and 0.5 m.mol/g, respectively, for CH4, CO2 and H2 at 30 bar and 298 K. The high CH4 adsorption capacity of MIL-53-Cu maybe attributed to the high pore volume and large number of open metal sites....

Journal: :Colloids and interfaces 2022

The alarming increase in pesticide residues poses a major threat to aquatic and natural habitats. Therefore, it has become essential design extremely operationally economically advantageous systems for the removal of carbofuran pesticides from wastewater. Here, an aluminum-based metal-organic framework (MOF), MIL-53-NH2, its modified forms, MIL-53-NH-ph, MIL-53-NH-ph-Fe, MIL-53-NH-ph-Zn, MIL-53...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده مهندسی شیمی 1393

در این پژوهش به منظور بررسی اثر حضور mil-53 ، غشای متقارن مرکب حاوی این ذرات ساخته و توسط روش¬های تحلیل مختلف tga، ftir، dsc و sem بررسی شده و در نهایت مقادیر تراوایی دو گاز co2 و ch4 در این غشا اندازه¬گیری می¬شود. در مرحله بعد غشای چندلایه و مرکب شامل دو نوع فاز پراکنده متفاوت (mil-53 و zsm-5) ساخته و بررسی شد. غشای چندلایه مورد نظر در این پژوهش psf/pi/silicon است. چهار پارامتر درصد و نوع فاز ...

In this paper, porous metal−organic frameworks (MIL-53 [CrIII (OH).{O2C-C6H4-CO2}.{HO2C-C6H4-CO2H}x]) were hydrothermally synthesized and, then, a hybrid composite of these synthesized porous metal−organic frameworks (MOF) with acid-treated multi-walled carbon nanotubes (MWCNTs) was prepared. The materials were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), Brunau...

2017
Qianqian Li Jingui Duan Wanqin Jin

Mixed matrix membrane used to selective removal of CO2 was considered as an efficient solution to energy and environmental sustainability. In this study, a MMM that consists of amide functionalized porous coordination polymer filler (MIL-53-NH2) was successfully prepared, which sharply promotes the CO2/N2 selectivity from 44 (neat polymeric membrane) to 75. Remarkably, the positive effect of am...

Journal: :Acta Crystallographica Section A Foundations and Advances 2014

Journal: :Dalton transactions 2016
Helge Reinsch Renjith S Pillai Renée Siegel Jürgen Senker Alexandra Lieb Guillaume Maurin Norbert Stock

The new aluminium based metal-organic framework [Al(OH)(O2C-C4H8-CO2)]·H2O denoted as Al-MIL-53-ADP-lp (lp stands for large pore) was synthesised under solvothermal conditions. This solid is an analogue of the archetypical aluminium terephthalate Al-MIL-53 based on the aliphatic single-chain linker molecule adipic acid (H2ADP, hexanedioic acid). In contrast to its aromatic counterparts, Al-MIL-...

In this work, the effects of preparation methods such as CE oven, microwave irradiation, and ultrasound on the morphology, particle size and crystallinity of MIL-53(Fe) are firstly investigated. Furthermore, the methods are utilized to prepare Pt NPs@MIL-53(Fe). As a result, well-defined Pt NPs@MIL-53(Fe) prepared by microwave irradiation exhibits uniformed morphology, hig...

Journal: :Dalton transactions 2016
Alexis S Munn Renjith S Pillai Shyam Biswas Norbert Stock Guillaume Maurin Richard I Walton

The flexibility of eight aluminium hydroxo terephthalates [Al(OH)(BDC-X)]·n(guest) (BDC = 1,4-benzene-dicarboxylate; X = -H, -CH3, -Cl, -Br, -NH2, -NO2, -(OH)2, -CO2H) crystallising in the MIL-53-type structure was investigated upon thermal dehydration of as-made samples, superhydration and methanol adsorption/desorption using in situ powder X-ray diffraction (PXRD). Profile fitting was used to...

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