Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Philipp Zeigermann"'
Publikováno v:
Chemical Society Reviews. 45:3439-3467
Adding mesopore networks in microporous materials using the principles of hierarchical structure design is recognized as a promising route for eliminating their transport limitations and, therefore, for improving their value in technological applicat
Autor:
Christian Chmelik, Alexander Lauerer, Philipp Zeigermann, Jörg Kärger, Jörg Lenzner, Rustem Valiullin, Matthias Thommes
Publikováno v:
Microporous and Mesoporous Materials. 214:143-148
Mesoporous silicon accommodating structured nano-channels is employed as a host material for recording the evolution of liquid–vapor phase transitions in nanoporous materials upon molecular adsorption and desorption. Analysis is based on the applic
Autor:
Michael Goepel, Christian Chmelik, Christian Küster, Jörg Kärger, Roger Gläser, Rustem Valiullin, Erisa Saraçi, Philipp Zeigermann, Dirk Enke, Humayun Kabir
Publikováno v:
Catalysis Science & Technology. 5:3137-3146
The liquid-phase hydrogenation of toluene and other alkyl substituted benzene derivatives with different critical diameters was investigated over Pt-catalysts supported on spherical controlled pore glasses (CPGs) as model supports at 373 K in the bat
Autor:
Philipp Zeigermann, Dirk Mehlhorn, C. Reichenbach, Daria Kondrashova, Alexander Shakhov, Dirk Enke, Rustem Valiullin
Publikováno v:
Chemie Ingenieur Technik. 85:1734-1741
Mesoporous glasses – the leaching products of phase-separated alkali borosilicate glasses – are widely used in fundamental research and practical applications. In this work, the option to control their internal mesopore structure by varying the c
Publikováno v:
Microporous and Mesoporous Materials. 178:84-89
Diffusion properties of hierarchical micro-mesoporous material, i.e. microporous materials with embedded mesoporosities, have been studied using computer modeling. Under external conditions corresponding to the mesopores containing gaseous phase, the
Autor:
Rustem Valiullin, Philipp Zeigermann
Publikováno v:
The Journal of Supercritical Fluids. 75:43-47
Diffusion properties of carbon dioxide-expanded toluene in bulk and confined to nanoporous glasses have been assessed using pulsed field gradient technique of NMR. In the bulk phase the diffusivity of toluene is found to increase significantly with i
Publikováno v:
ChemInform. 47
Publikováno v:
Carbon. 50:4804-4808
Assessing connectivity of mesopores formed in microporous matrices is of importance for a wide range of applications. In this work we present an experimental study of the transport of n-hexane and nitrobenzene in a commercial activated carbon materia
Publikováno v:
Adsorption. 17:69-74
The formation of adsorption hysteresis in mesoporous material with random pore structure may be interrelated with different distributions of the fluid density attained along different paths of the system preparation. To access microscopic details of
Autor:
Rustem Valiullin, Bernd M. Smarsly, Simone Mascotto, Sergej Naumov, Philipp Zeigermann, Jörg Kärger
Publikováno v:
Langmuir : the ACS journal of surfaces and colloids. 28(7)
Transport properties of cyclohexane confined to a silica material with an ordered, bimodal pore structure have been studied by means of pulsed field gradient nuclear magnetic resonance. A particular organization of the well-defined pore structure, co