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Title Structural and electrical properties of geopolymer materials based on different precursors Subtitle (kaolin, bentonite and diatomite) Author info Ljiljana Kljajević ... [et al.] Author Kljajević Ljiljana (40%)
Co-authors Melichová Zuzana 1966- (35%) UMBFP08 - Katedra chémie
Stojmenović Marija (5%)
Todorović Bratislav (5%)
Pavlović Vladimir B. (5%)
Čitaković Nada (5%)
Nenadović Snežana (5%)
Source document Macedonian Journal of Chemistry and Chemical Engineering. Vol. 38, no. 2 (2019), pp. 283-292. - Skopje : Sojuz na hemičarite i tehnolozite na Makedonija, 2019 Keywords chémia - chemistry elektrická vodivosť elektrické vlastnosti horniny - rocks chemické vlastnosti látok Form. Descr. články - journal articles Language English Country RS Annotation Geopolymers (GP) were successfully synthesized from metabentonite (MB), metadiatomite (MD) and metakaolinite (MK). Characterization of their phase structure and microstructure was performed by XRD, FTIR, SEM/EDX methods. A SEM micrograph of GPMD shows a homogeneous surface with some longitudinal cavities in the gel, and it is significantly different from the micrographs of the other two geopolymer samples, GPMB and GPMK. A considerable amount of unreacted particles, as well as the presence of pores in the geopolymer matrix of GPMK and GPMD, indicate an incomplete reaction in the system. Aluminosilicate inorganic polymers, geopolymers, are quasi solid electrolytes which possess a high electrical conductivity at room temperature in relation to materials of similar chemical composition. The highest conductivity was found for the sample obtained from GPMK, amounting to 2.14 x 10(-2) Omega(-1)cm(-1) at 700 degrees C. The corresponding activation energies of conductivity for this sample amou Public work category ADM No. of Archival Copy 47145 Repercussion category MIERZWIŃSKI, Dariusz - WALTER, Janusz - WANAT, Dominika. Possibilities of checking water content in porous geopolymer materials using impedance spectroscopy methods. In Materials. ISSN 1996-1944, 2023, vol. 16, no. 14, pp. 1-17.
NYKIEL, Marek - KORNIEJENKO, Kinga - SETLAK, Kinga - MELNYCHUK, Mykola - POLIVODA, Nina - KOZUB, Barbara - HEBDOWSKA-KRUPA, Maria - ŁACH, Michał. The influence of diatomite addition on the properties of geopolymers based on fly ash and metakaolin. In Materials. ISSN 1996-1944, 2024, vol. 17, no. 10, pp. 1-18.
KANG, Xin - LI, Sen-lin - MA, Xiong-ying. Molecular insights into the microstructure, dynamics, wettability and mechanical properties of sodium aluminum silicate hydrate with saturated nanopores. In Computational materials science. ISSN 0927-0256, 2024, vol. 233, art. no. 112733, pp. 1-12.
ZHANG, Feng - CHEN, Hongxia - YANG, Hua - ZHAO, Shenglan - ZHANG, Yaping - HE, Yufeng - SONG, Pengfei - WANG, Rongmin. Waste feather keratin composited geopolymer hydrogels for improving plant water retention and N nutrients utilization. In Colloids and surfaces. A, Physicochemical and engineering aspects. ISSN 0927-7757, 2024, vol. 682, art. no. 132925, pp. 1-10.
PANIGRAHI, Muktikanta - GANGULY, Ratan Indu - DASH, Radha Raman. High resistant exposed HCFC slag geopolymer. In High electrical resistant materials : ferrochrome slag resource ceramics. Hoboken : Wiley, 2024. ISBN 978-1-394-23125-6, pp. 177-195.
PANIGRAHI, Muktikanta - GANGULY, Ratan Indu - DASH, Radha Raman. High resistant PA/HCFC slag geopolymer materials. In High electrical resistant materials : ferrochrome slag resource ceramics. Hoboken : Wiley, 2024. ISBN 978-1-394-23125-6, pp. 159-176.
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