Zeolite like metal–organic frameworks (ZMOFs) (1)

... with uniwork inside various zeolites, for instance, zeolites Y, b, and L, form pore sizes USY zeolite was adopted as the template to and then carbonized the polymer /zeolite composites to obtain ... walls of zeolites have a uniThe Mallouk group synthesized phenol–formaldehyde (PF) form thickness of < nm, zeolites have been used as inorganic polymers by making use of the acidity of the zeolite ... with the results obtained by Kyotani and zeolite Carbonization followed by the removal of the zeolite co-workers Moreover, the ordered structure of the zeolite template produced microporous carbon...

Zeolite like metal–organic frameworks (ZMOFs)

... as reflected in the high number of zeolite- like networks from hypothetical databases.89 The edge-expansion approach to zeolite- like metal–organic frameworks (ZMOFs) 3.1 ZMOFs from angular ditopic ... organic functionality and zeolite- like topologies and properties The portrayed examples demonstrate that complex structures, based on non-default nets, such as zeolite- like MOFs (ZMOFs), not only can ... of MOFs related to zeolite nets The focus will be placed on the breadth and eﬃcacy of design routes (Fig 1), delineating avenues toward the construction of zeolite- like MOFs (ZMOFs): (i) based...

Ứng dụng của Metal-Organic Frameworks ppt

... nghiên cứu tiến hành phòng thí nghiệm chứng tỏ khả tách lưu trữ khí MOF (N2, Ar, CO2, CH4, and H2) [1–9] Cấu trúc MOF-5 ...

Design, synthesis and applications of Metal Organic Frameworks

... Assembly of metal organic frameworks (MOFs) by the copolymerization of metal ions with organic linkers to give (a) flexible metal bipyridine structures with expanded diamond topology and (b) rigid metal carboxylate ... MOFs—namely synthesis of new ligands to expand the library of molecular building blocks for constructing MOFs as well as synthesis of MOFs from those ligands, investigation of several MOF systems ... Assembly of metal organic frameworks (MOFs) by the copolymerization of metal ions with organic linkers to give (a) flexible metal bipyridine structures with expanded diamond topology and (b) rigid metal carboxylate...

Nanoscale metal-organic frameworks synthesis and application of bimodal micromeso-structure and nanocrystals with controlled size and shape

... preparing bimodal micro- and meso-porous MOF nanocrystals, uniform nanosized MOFs with controlled- shape and size and subsequently, the extensive application of the prepared nanosized MOFs The first objective ... preparation of mesoporous MOF nanocrystals and uniform nanoscale MOFs with desired shape and size 1.2 Objectives of the thesis The aim of this thesis is to develop synthetic methods for preparing bimodal ... developed to achieve bimodal micro/mesoporous MOF nanocrystals as well as nanosized MOFs with controlled size and shape In addition, using the synthesized MOF nanocrystals as templates, a new hollow...

Molecular simulations for CO2 capture in metal organic frameworks

... MOLECULAR SIMULATIONS FOR CO2 CAPTURE IN METAL- ORGANIC FRAMEWORKS CHEN YIFEI (B.Eng., Hebei University of Technology, M Eng., Tianjin University, Tianjin, China) A THESIS SUBMITTED FOR THE ... ever-increasing computational power, molecular simulations have become increasingly important in materials science In particular, microscopic insights gained from simulations are indispensable in ... be interesting for pre- and post-combustion CO2 capture In addition, water has a negligible effect on the separation of these two CO2- containing mixtures Fourthly, CO2 adsorption is simulated in...

Molecular simulations of biofuel and water purification in metal organic frameworks

... increases with decreasing cavity size and also with increasing the number of carbon atoms in organic linker.140 Jiang and Sandler studied the separation of linear and branched alkanes in IRMOF-1 ... hydrolysis reaction and water stability in MOFs Among MOF-5, IRMOF-10 and MOF-74, they found MOF-74 has a superior resistance to water than other MOFs.149 The presence of water in MOFs influences not ... heats of water adsorption in Li-, Na- and Csexchanged rho-ZMOF as a function of loading 47 Figure 2.8 Locations of water in the single 8-membered ring in Li-, Na- and Cs-exchanged rho-ZMOF at...

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Computational study of adsorption and diffusion in metal organic frameworks

... linkers in various MOFs (IRMOF-1, IRMOF-3, IRMOF-1-4NH2, IRMOF-6, IRMOF-8, IRMOF-12, IRMOF-14, IRMOF-18 and IRMOF-993) and found that the larger linkers bind more H2 molecules and addition of ... predicted in catenated and non-catenated MOFs  To study the adsorption and diffusion of a model drug (ibuprofen) in mesoporous MIL-101 and UMCM-1 The energetics and dynamics of ibuprofen in the MOFs ... (left) and volumetric (right) isotherms of CO2 116 adsorption in IRMOF1, Mg-IRMOF1, Be-IRMOF1, IRMOF1 (NH2)4, IRMOF10, IRMOF13, IRMOF14, UMCM-1, F-MOF1 and COF102 Figure 5.9 Gravimetric (left) and...

Metal organic frameworks IRMOF 8, ZIP 9, MOF 199 and IRMOF 3 as catalysts for the friedel crafts acylation, knoevenagel, aza michael and paal knorr reactions

... NGUYEN THI LE LIEN METAL- ORGANIC FRAMEWORKS IRMOF- 8, ZIF -9, MOF1 99 AND IRMOF- 3 AS CATALYSTS FOR THE FRIEDEL CRAFTS ACYLATION, KNOEVENAGEL, AZA- MICHAEL AND PAAL- KNORR REACTIONS Major: Organic chemical ... measurements, given the high surface area materials of the four MOFs synthesized in this study The four MOFs: IRMOF- 8, ZIF -9, MOF- 1 99, IRMOF- 3 were applied as catalysts in the four organic reactions: ... 31 2.2 MOF synthesis 32 2.2.1 IRMOF- 8 32 2.2.2 ZIF-9 32 2.2 .3 MOF- 199 33 2.2.4 IRMOF- 3 33 2 .3 Catalytic studies 33 vi 2 .3. 1...

Liquid-Delivery Metal-Organic Chemical Vapour Deposition of Perovskites and Perovskite-Like Compounds pdf

... been paid to the physical and chemical properties of metal-organic precursors used for deposition of the layers with liquid-delivery MOCVD A study of SrRuO3 layers in terms of the surface morphology, ... γfilm and γsubs are the surface free energies of film and substrate, respectively, and γi the free energy of the interface The latter quantity depends on the strain and the strength of chemical ... decomposition properties of different metal-organic compounds The principle of MS is that chemical compounds are ionized to generate charged molecules or molecule fragments and measurement of their mass-to-charge...

Graphene metal organic framework composites and their potential applications 1

... reference 40 1. 4.2 Other graphene- based composites Other than inorganic nanostructures and polymers, materials such as organic crystals, 41 metal organic frameworks (MOF),42 biomaterials,43 and carbon ... C.; Bandosz, T J J Math Chem 2009, 19 , 65 21 25 (75) Petit, C.; Bandosz, T J Adv Mater 2009, 21, 4753 (76) Petit, C.; Bandosz, T J Adv Funct Mater 2 011 , 21, 210 8 (77) Petit, C.; Mendoza, B.; Bandosz, ... at 77 K and 17 8% at 298 K over pure MIL -10 1 Figure 1. 13 H2 adsorption isotherms measured at 77 K and bar using a volumetric method for MOF5/CNT composites compared to the parent MOF and MWCNTs...

Tài liệu Metal Organic Chemical Vapor Deposition: Technology and Equipment docx

... MOCVD Technology and Equipment 201 24 CVD Metalorganics for Vapor Phase Epitaxy Product Guide and Literature Review, Rohm and Haas, 60 Willow Street, North Andover, MA 01845 25 Haigh, J., and O’Brien, ... organometallic chemical vapor deposition (OMCVD), metal- organic vapor phase epitaxy (MOVPE—the name used by one of the most important conferences), organometallic pyrolysis, or metal- alkyl vapor ... (From Killeen and Breiland.)[72] Chapter 4: MOCVD Technology and Equipment 6.3 199 New Materials Although MOCVD has been used to deposit a large number of III-V and II-VI materials and structures,...

Topological insulator Bi2Te3 films synthesized by metal organic chemical potx

... MOCVD Bi2Te3 films from the TI perspective In this letter, we explore and report on such wafer-scale, high quality Bi2Te3 thin films grown by MOCVD on GaAs (001) substrates The TI nature of such films ... properties of Bi2Te3 films grown by MOCVD and using such films in fundamental research and device applications incorporating thermoelectric power and/or TI effects Heteroepitaxial Bi2Te3 thin films were ... electronics) desire large scale thin films Various deposition techniques, such as sputtering14, evaporation15,16,17, electrochemical deposition18, metal organic chemical vapor deposition (MOCVD)19,20,21...

Enhancement-Mode Metal Organic Chemical Vapor Deposition-Grown ZnO Thin-Film Transistors on Glass Substrates Using N2O Plasma Treatment docx

... reduction of electron concentration in the N2 Otreated ﬁlms Conclusions The postfabrication N2 O plasma treatment on the asfabricated MOCVD ZnO TFTs changed their device operation from depletion-mode ... number of ionized oxygen vacancies in the ZnO ﬁlm.57–59,61–63) In general, an ionized oxygen vacancy in a ZnO ﬁlm donates two electrons to the conduction band, which is mainly responsible for ... as-fabricated and N2 O -plasma- treated ZnO TFTs As-fabricated Device operation Depletion-mode Drain current at zero VGS 3.3 Characteristics of N2 O -plasma- treated ZnO TFTs 3.3.1 N2 O plasma treatment for...

Nitrogen doped ZnOﬁlm grown by the plasma-assisted metal-organic chemical vapor deposition pot

... ZnO ﬁlm In this paper, a nondoped ZnO ﬁlm and a nitrogen doped one are deposited by plasma-assisted metal-organic chemical vapor deposition (MOCVD) We have investigated their structural and optical ... of group theory imply the better crystal quality of nitrogen doped ZnO ﬁlm In the Raman spectrum of nitrogen doped ZnO ﬁlm, other peaks at 274, 508, 641.9, and 857 cmÀ1 can be found The possible ... 1608C followed by deionized water rinse The reaction temperature was 6008C and the power of the plasma source was 900 W The growth rate was mm/h The non -doped sample (sample A) was grown with O2...

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