Zobrazeno 1 - 10
of 9 907
pro vyhledávání: '"MIXED OXIDES"'
Autor:
Moustafa Samar, Ali Atif Mossad, Shawaf Jawaher, Al dirham Sharah H., Alqhtani Norah, Al-Ghamdi Salah A., Helali Saloua, Fares Hesham, Rashad Mohamed
Publikováno v:
Nanotechnology Reviews, Vol 13, Iss 1, Pp 31-4 (2024)
In this study, V2O5, 5ZnO/10V2O5, and ZnO, 10ZnO/10V2O5 nanocomposites were synthesized by the sol–gel method. The sol–gel technique is an important process for the fabrication of advanced oxide materials with desirable catalytic, optical, and st
Externí odkaz:
https://doaj.org/article/3ad6fff989d94df3a9b966bff10bc7fe
Autor:
Ahmed E. Abasaeed, Ahmed A. Ibrahim, Anis H. Fakeeha, Mohammed O. Bayazed, Mabrook S. Amer, Jehad K. Abu‐Dahrieh, Ahmed S. Al‐Fatesh
Publikováno v:
ChemistryOpen, Vol 13, Iss 12, Pp n/a-n/a (2024)
Abstract Dry methane reforming (DRM) presents a viable pathway for converting greenhouse gases into useful syngas. Nevertheless, the procedure requires robust and reasonably priced catalysts. This study explored using cost‐effective cobalt and nick
Externí odkaz:
https://doaj.org/article/cfaf5b7c0b5d45059d92f191fec41d82
Autor:
Fiona Motswaiso, Ukyo Suzuki, Kyosuke Sawaguchi, Farzana Rahman, Tomohito Kameda, Shogo Kumagai, Yuko Saito, Toshiaki Yoshioka
Publikováno v:
Environmental Challenges, Vol 16, Iss , Pp 100970- (2024)
To address the increasing global levels of CO2 emissions, it is necessary to develop efficient strategies that can convert CO2 into useful chemicals such as carbonates, ureas, and carbamates. Hybrid systems that combine direct capture and subsequent
Externí odkaz:
https://doaj.org/article/fc26072e82784239a425bc5f4d749015
Autor:
Argüello, Dalma S. a, Barroso-Martín, Isabel b, Bálsamo, Nancy F. a, Rodríguez-Castellón, Enrique b, Eimer, Griselda A. a, Crivello, Mónica E. a, ⁎
Publikováno v:
In Chemical Engineering Research and Design December 2024 212:555-568
Publikováno v:
Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов, Iss 15, Pp 1029-1038 (2023)
DOI: 10.26456/pcascnn/2023.15.1029 Abstract: In this paper we investigate the changes in the surface topology of inorganic polymer-derived films resulted from photostimulated polymerization. With the use of the atomic-force microscopy, the surface s
Externí odkaz:
https://doaj.org/article/dfae3536cd3c448c9df58e28eabc2e4e
Publikováno v:
Green Energy & Environment, Vol 8, Iss 6, Pp 1654-1663 (2023)
A series of CeO2–TiO2 mixed oxides supports with various Ce/Ti molar ratio were synthesized by modified coprecipitation method. The corresponding Pt loaded (0.5 wt% Pt) catalysts were prepared by electronless deposition method and evaluated for the
Externí odkaz:
https://doaj.org/article/f100315697ac446fa1855369ea1adb8f
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Publikováno v:
Molecules, Vol 29, Iss 17, p 4172 (2024)
The use of heterogeneous catalysts to increase the development of green chemistry is a rapidly growing area of research to save industry money. In this paper, mesoporous SiO2-Al2O3 mixed oxide supports with various Si/Al ratios were prepared using tw
Externí odkaz:
https://doaj.org/article/34c2b5eb9f2f405e9b0c8fc20c7f39d7
Autor:
Elena O. Kobzar, Liudmila N. Stepanova, Aleksandr A. Nepomniashchii, Anastasia V. Vasilevich, Tatiana I. Gulyaeva, Mikhail V. Trenikhin, Aleksandr V. Lavrenov
Publikováno v:
Hydrogen, Vol 4, Iss 3, Pp 644-657 (2023)
Single phase CuCoMgAl-layered hydroxides were obtained by making fine adjustment to their composition through changing the (Co + Cu)/Mg = 0.5; 1; 2; 3 and Co/Cu = 0.5; 1; 2 ratios. The rise of Co/Cu in systems contributed to the increase in their the
Externí odkaz:
https://doaj.org/article/9ee7d943be1649669c6000ef2bec38d1
Publikováno v:
Ultrasonics Sonochemistry, Vol 104, Iss , Pp 106806- (2024)
This work reports on the ultrasonic synthesis of layered double hydroxides (LDH), also known as hydrotalcite-type materials. We have studied the influence of ultrasonic irradiation parameters (power, time, temperature) on the physicochemical properti
Externí odkaz:
https://doaj.org/article/b0866fbce5da46b5b17f38aab654c8ff