Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Mariana Suba"'
Publikováno v:
Molecules, Vol 29, Iss 13, p 3172 (2024)
The mesoporous silica KIT-6 was synthesized and functionalized with 3-aminopropyltriethoxysilane (APTES) by grafting at 110 °C. The composites were prepared with three different concentrations of APTES: 20, 30 and 40 wt.%. The as-prepared samples we
Externí odkaz:
https://doaj.org/article/8a335aa4ca674fb692546b04d6cb8124
Autor:
Carmen Cretu, Roxana Nicola, Sorin-Alin Marinescu, Elena-Mirela Picioruș, Mariana Suba, Corina Duda-Seiman, Adel Len, Levente Illés, Zsolt Endre Horváth, Ana-Maria Putz
Publikováno v:
International Journal of Molecular Sciences, Vol 24, Iss 18, p 13887 (2023)
Zr-based metal–organic framework materials (Zr-MOFs) with increased specific surface area and pore volume were obtained using chemical (two materials, Zr-MOF1 and Zr-MOF3) and solvothermal (Zr-MOF2) synthesis methods and investigated via FT-IR spec
Externí odkaz:
https://doaj.org/article/893d41da84e94befbeb53261f4aa5e6c
Publikováno v:
International Journal of Molecular Sciences, Vol 24, Iss 12, p 10345 (2023)
The ordered mesoporous silica MCM-48 with cubic Ia3d structure was synthesized using the cationic surfactant hexadecyltrimethylammonium bromide (CTAB) as a template agent and tetraethylorthosilicate (TEOS) as a silica source. The obtained material wa
Externí odkaz:
https://doaj.org/article/6e1bbbaecb1c4d4e8fa9a4fa7d524ce7
Publikováno v:
Catalysts, Vol 12, Iss 11, p 1339 (2022)
In this study, the Ni/KIT-6 and Ce/KIT-6 materials were prepared through the impregnation method and then amino-functionalized materials were obtained by the grafting of an amino-silane coupling agent 3-aminopropyl triethoxysilane (APTES). The sample
Externí odkaz:
https://doaj.org/article/9856b5daeb7446458f8138805b12eae6
Publikováno v:
Catalysts, Vol 12, Iss 9, p 1059 (2022)
Thermogravimetric analysis (TGA) was used to evaluate the thermal stability and the amount of coke deposition resulting from the deactivation of catalysts during ethanol dehydration reaction in a fixed bed continuous flow reactor. In this study, a se
Externí odkaz:
https://doaj.org/article/38b315904ed94cfa9e5f53be80741fe2
Publikováno v:
Catalysis Today. 366:123-132
The pure and palladium doped 12-tungstophosphoric acid - H3PW12O40 (HPW) and its cesium salts CsxH3-xPW12O40 (x = 1, 2, 2.25 and 2.5) were prepared and characterized by thermal analysis, FTIR, XRD, BET and XPS methods. In this paper were determined t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::45c95790aec6a6611b628e8d6c0ca76a
https://doi.org/10.1016/j.cattod.2019.12.040
https://doi.org/10.1016/j.cattod.2019.12.040
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 128:53-69
The dehydration reaction was studied using pure and palladium doped Keggin type heteropoly compounds (H3PW12O40 and Cs2.5H0.5PW12O40) in the temperature range from 433 to 573 K. The structure and texture of catalysts were characterized by thermal ana
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b80f4baabc214870e1c1c4dc154116b3
https://doi.org/10.1007/s11144-019-01631-8
https://doi.org/10.1007/s11144-019-01631-8
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 134:269-279
In this study, the preparation by grafting of amino-functionalized SBA-15 molecular sieves was carried out. Amino-functionalized molecular sieves were synthesized using a silane coupling agent and different types of amination reagents which react wit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9e4795e0064aaa4a301d8c2bc0355594
https://doi.org/10.1007/s10973-018-7457-7
https://doi.org/10.1007/s10973-018-7457-7
Autor:
Mariana Suba, Muguras Mocofan
Publikováno v:
2010 9th International Symposium on Electronics and Telecommunications.
This paper introduce a new method to characterize the preparation results of calcium aluminoferrite solid solutions, Ca 2 (Fe 1−x Al x ) 2 O 5 by means of combustion synthesis base on texture analysis. To define a image characteristics can be used
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::27228644b16e34b4e3a9f9a692662b46
https://doi.org/10.1109/isetc.2010.5679299
https://doi.org/10.1109/isetc.2010.5679299
Publikováno v:
Mariana Suba
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::914c38eafabc4d2fe80723c4aefe1445
http://www.eemj.icpm.tuiasi.ro/issues/vol11/vol11no3.htm
http://www.eemj.icpm.tuiasi.ro/issues/vol11/vol11no3.htm
