Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Abolhassan Najafi"'
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 7308-7327 (2024)
Multi-cation phosphate coatings are used in various industries today to enhance the properties of the painting process. This study explored the impact of adding nickel and manganese ions to the low-zinc phosphating process on the properties of the re
Externí odkaz:
https://doaj.org/article/fdc14095c030440b8c59c32addb08d6a
Publikováno v:
مواد نوین, Vol 14, Iss 53, Pp 53-68 (2023)
Abstract Introduction: In this research, the properties of zinc phosphate (single cation), zinc/nickel (double cation) and zinc/nickel/manganese (three cation) coatings were investigated. Methods: The basic phosphating solution was prepared based on
Externí odkaz:
https://doaj.org/article/47687a1e953443a091276ddf33a1f82b
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 6182-6192 (2023)
In this research, the dispersion characteristics of the suspension containing precursors were investigated in terms of charge, particle size, and rheological properties. Zirconium carbide nanopowder was prepared in the four-component system of alkoxi
Externí odkaz:
https://doaj.org/article/c305a7313c9445e38377188bc623f1ec
Publikováno v:
مواد نوین, Vol 14, Iss 51, Pp 17-38 (2023)
Abstract Introduction: In this research, the effect of different sources of magnesium oxide and the effect of CaO/MgO ratio, as the main oxides that activate the reactions during wall tile firing, on the path of transformations and the formation of u
Externí odkaz:
https://doaj.org/article/46b2468f747444caaf2a9c3a3a740229
Publikováno v:
مواد نوین, Vol 13, Iss 50, Pp 1-18 (2023)
AbstractIntroduction:In this research, the effect of CaO/MgO ratio, as the main oxides that activate the reactions during wall tile firing, was studied on the path of transformations and the formation of useful phases such as Anorthite, Diopside, and
Externí odkaz:
https://doaj.org/article/8a77afc7c4204be8817d209f2a00ac47
Autor:
Fahimeh Sharifi, Zahra Mahmoodi, Saloumeh Mesgari Abbasi, Abolhassan Najafi, Gholamreza Khalaj
Publikováno v:
Journal of Materials Research and Technology, Vol 22, Iss , Pp 2462-2472 (2023)
In the present research, Titanium carbide nanopowders and nanowhiskers were synthesized by the sol-gel process using phenolic resin and titanium alkoxide as precursors. The synthesis process was performed in a quaternary alkoxide-catalyst-dispersant-
Externí odkaz:
https://doaj.org/article/5e942dbd5dc9414dbb2bed584696e806
Publikováno v:
مواد نوین, Vol 13, Iss 49, Pp 27-40 (2022)
Abstract Introduction: In this research, the simultaneous effect of CaO and MgO as the main oxides that activate the reactions during rapid firing of ceramic tiles on the path of transformations and the formation of the beneficial phase of Anorthite
Externí odkaz:
https://doaj.org/article/04f80abdcc8f42638eeb30031ca29a52
Autor:
Hamidreza Ahmadi, Gholamreza Khalaj, Abolhassan Najafi, Saloumeh Mesgari Abbasi, Masumeh Safari
Publikováno v:
Materials Research Express, Vol 9, Iss 2, p 025011 (2022)
In this research, the mechanical properties and structural studies of the geopolymer nanocomposite of metakaolin-red mud/carbon nanotubes were investigated. The geopolymer was designed by using metakaolin and red mud as aluminosilicate sources. Red m
Externí odkaz:
https://doaj.org/article/1012d222bb7b40458f6211e2fae7726b
Publikováno v:
Materials Research Express, Vol 8, Iss 12, p 125009 (2021)
In the present research, the use of electronic waste in the synthesis of silver nanoparticles was investigated. For this purpose, electronic scraps were used as a consumable part to synthesize silver nanoparticles. The results revealed that by optimi
Externí odkaz:
https://doaj.org/article/99a4392500944e4d816c67f8c9e0190f
Publikováno v:
Materials Research Express, Vol 7, Iss 10, p 105005 (2020)
In this paper, alumina-based porous bodies were fabricated by the freeze casting method, and the effects of solid content and freezing conditions on mechanical properties, water permeability, and microstructure of samples were thoroughly investigated
Externí odkaz:
https://doaj.org/article/2336ca9035824ed4b896e4baa89c21d9