KOBERA, L., J. HAVLIN, S. ABBRENT, J. ROHLICEK, M. STRECKOVA, T. SOPCAK, V. KYSELOVA, J. CZERNEK and J. BRUS. Gallium Species Incorporated into MOF Structure: Insight into the Formation of a 3D Polycrystalline Gallium-Imidazole Framework. Inorganic Chemistry. Washington: American Chemical Society, 2020, vol. 59, No 19, p. 13933-13941. ISSN 0020-1669. Available from: https://dx.doi.org/10.1021/acs.inorgchem.0c01563.
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Basic information
Original name Gallium Species Incorporated into MOF Structure: Insight into the Formation of a 3D Polycrystalline Gallium-Imidazole Framework
Authors KOBERA, L., J. HAVLIN, S. ABBRENT, J. ROHLICEK, M. STRECKOVA, T. SOPCAK, V. KYSELOVA, J. CZERNEK and J. BRUS.
Edition Inorganic Chemistry, Washington, American Chemical Society, 2020, 0020-1669.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10402 Inorganic and nuclear chemistry
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 5.165
RIV identification code RIV/00216224:14740/20:00121450
Organization unit Central European Institute of Technology
Doi http://dx.doi.org/10.1021/acs.inorgchem.0c01563
UT WoS 000580381700016
Keywords in English SOLID-STATE NMR; METAL-METAL BONDS; CATALYSIS; REMOVAL; NUCLEI; HYDROFORMYLATION; PSEUDOPOTENTIALS; CRYSTALLOGRAPHY; SIMULATION; PARAMETERS
Tags CF NMR, ne MU, rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Pavla Foltynová, Ph.D., učo 106624. Changed: 29/4/2021 13:18.
Abstract
The formation of a polycrystalline 3D gallium-imidazole framework (MOF) was closely studied in three steps using ssNMR, XRPD, and TGA. In all steps, the reaction products show relatively high temperature stability up to 500 degrees C. The final product was examined by structural analysis using NMR crystallography combined with TG and BET analyses, which enabled a detailed characterization of the polycrystalline MOF system on the atomic-resolution level. Ga-71 ssNMR spectra provided valuable structural information on the coexistence of several distinct gallium species, including a tunable liquid phase. Moreover, using an NMR crystallography approach, two structurally asymmetric units of Ga(Im(6))(6-) incorporated into the thermally stable polycrystalline 3D matrix were identified. Prepared polycrystalline MOF material with polymorphic gallium species is promising for use in catalytic processes.
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