Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Pcmm Pieter Magusin"'
Publikováno v:
Journal of Catalysis, 327, 10-21. Academic Press Inc.
Nanolayered ZSM-5 zeolites were synthesized at high framework Al content. Crystallization of ZSM-5 zeolite synthesis gel at Si/Al ratio of 20 at 423 K using C22H45–N+(CH3)2–C6H12–N+(CH3)2–R (R = hexyl or propyl) as structure-directing agents
Autor:
Smt Sami Almutairi, Leilei L Wu, X Xiaochun Zhu, Brahim Mezari, Pcmm Pieter Magusin, Volkan Degirmenci, Emiel Emiel Hensen, M Meiqin Li
Publikováno v:
Microporous and Mesoporous Materials, 189, 144-157. Elsevier
The acidic properties of nanolayered ZSM-5 zeolites synthesized with the aid of multiquaternary ammonium surfactants were investigated in detail. A substantial fraction of Al is present in highly dispersed form at extraframework positions indicative
Publikováno v:
Journal of Catalysis, 307, 194-203. Academic Press Inc.
The influence of steaming at varying temperatures on the physicochemical properties of a HZSM-5 zeolite (Si/Al = 27) was investigated by X-ray diffraction, 27Al MAS NMR, Ar physisorption and IR spectroscopy of adsorbed pyridine, 2,4,6-trimethylpyridi
Autor:
Bert M. Weckhuysen, Guanna Li, Evgeny A. Pidko, Jan P. Hofmann, Qiang Guo, Zhaochi Feng, Ejm Emiel Hensen, M Ming Guo, Can Li, Fengtao Fan, Pcmm Pieter Magusin
Publikováno v:
Chemistry : A European Journal, 18(38), 12078-12084. Wiley-VCH Verlag
Chemistry-A European Journal, 18(38), 12078-12084
Chemistry-A European Journal 18 (2012) 38
Chemistry-A European Journal, 18(38), 12078. Wiley
Chemistry-A European Journal, 18(38), 12078-12084
Chemistry-A European Journal 18 (2012) 38
Chemistry-A European Journal, 18(38), 12078. Wiley
The mechanism of crystallization of microporous titanosilicate ETS-10 was investigated by Raman spectroscopy combined with (29)Si magic-angle spinning (MAS) NMR spectroscopy, DFT calculations, and SEM imaging. The formation of three-membered ring spe
Publikováno v:
ACS Catalysis, 2(1), 71-83. American Chemical Society
A novel route for the introduction of well-defined zinc species into ZSM-5 zeolite via chemical vapor deposition of dimethylzinc (CVD(DMZ)) is explored. The structural properties and catalytic reactivity of the synthesized material (Zn/ZSM-5-CVD(DMZ)
Autor:
Cfc Carel Fitié, Pcmm Pieter Magusin, Rint P. Sijbesma, Martijn Kemerink, Wsc Christian Roelofs, Michael Wübbenhorst
Publikováno v:
Journal of Physical Chemistry B, 116(13), 3928-3937. American Chemical Society
The hydrogen-bonded hexagonal columnar LC (Col(hd)) phases formed by benzene-1,3,5-tricarboxamide (BTA) derivatives can be aligned uniformly by an electric field and display switching behavior with a high remnant polarization. The polar switching in
Publikováno v:
ChemCatChem, 3(6), 969-972. Wiley-VCH Verlag
Sugar it up: Stabilization of the CrCl2 active phase in a thin layer of an ionic liquid covalently grafted to mesoporous silica results in a highly selective catalyst for the dehydration of glucose to 5-hydroxymethylfurfural (HMF) in an aqueous mediu
Autor:
AE Alessandro Coumans, Pcmm Pieter Magusin, Dilip G. Poduval, van Jar Rob Veen, Ejm Emiel Hensen
Publikováno v:
Journal of Catalysis, 269(1), 201-218. Academic Press Inc.
A suite of amorphous silica-aluminas (ASAs) was prepared by homogeneous deposition–precipitation (HDP) of aluminium on a silica surface followed by calcination. The HDP process was investigated in detail by 27Al NMR spectroscopy of solid and liquid
Autor:
Pcmm Pieter Magusin, Victor M. Litvinov, van M Martin Duin, Maj Thijs Michels, RA Ramona Orza
Publikováno v:
Macromolecules, 42(22), 8914-8924. American Chemical Society
Detailed information about the chemical role of the third monomer 5-ethylidene-2-norbonene (ENB) in EPDM during peroxide cross-linking has been obtained by use of MAS 13C NMR spectroscopy and 1H NMR T2 relaxometry. Advanced 13C NMR techniques like IN
Autor:
Dmytro Byelov, Rint P. Sijbesma, Pcmm Pieter Magusin, Wim H. de Jeu, Michael Wübbenhorst, Cfc Carel Fitié, Itsuro Tomatsu
Publikováno v:
Journal of Physical Chemistry B, 113(43), 14158-14164. American Chemical Society
The thermotropic phase behavior of symmetric cyclohexanetriamides carrying various linear and branched alkyl chains was investigated using calorimetry, microscopy, solid-state NMR, dielectric relaxation spectroscopy, and X-ray scattering techniques.