Zobrazeno 1 - 10
of 327
pro vyhledávání: '"Farid Akhtar"'
Publikováno v:
Journal of Advanced Ceramics, Vol 13, Iss 8, Pp 1268-1281 (2024)
An entropy-stabilized multicomponent ultrahigh-temperature ceramic (UHTC) coating, (Ti0.25V0.25Zr0.25Hf0.25)B2, on a graphite substrate was in-situ sintered by spark plasma sintering (SPS) from constituent transition metal diboride powders. The (Ti0.
Externí odkaz:
https://doaj.org/article/581981abbbad4c5d9a12f9c61b5ae0ca
Autor:
Marina Ciurans-Oset, Petr Flasar, Piotr Jenczyk, Dariusz Jarząbek, Johanne Mouzon, Farid Akhtar
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 3640-3649 (2024)
Cast tungsten carbide (CTC) is a biphasic, pearlitic-like structure composed of WC lamellae in a matrix of W2C. Besides excellent flowability, spherical CTC powders exhibit superior hardness and wear resistance. Nevertheless, the available literature
Externí odkaz:
https://doaj.org/article/152d8002f7584b598227096684b3defb
Publikováno v:
Water, Vol 16, Iss 14, p 1954 (2024)
The present study reports the surfactant modification of Bolivian natural zeolite with hexadecyltrimethylammonium bromide (HTDMA-Br) for the adsorption of hexavalent chromium Cr (VI) anions from water. The surfactant-modified natural zeolite was char
Externí odkaz:
https://doaj.org/article/1e853238fb9d45dbb9b08fd64a72b8c4
Publikováno v:
Heliyon, Vol 10, Iss 1, Pp e24006- (2024)
Population growth in recent years has led to increased wastewater production and pollution of water resources. This situation also heavily affects Bolivia, so wastewater treatment methods and materials suitable for Bolivian society should be explored
Externí odkaz:
https://doaj.org/article/d7d9cc55652f46c597cd2ead458fe9a8
Autor:
Yang Yu, Baojing Zhang, Xiaoping Cai, Zhejian Cao, Farid Akhtar, Xinyang Jiao, Xueding Chai, Peizhong Feng
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 3537-3550 (2023)
Ni–Al–Cr alloys in the β phase (B2–NiAl) region exhibit remarkable stability and mechanical property. Through thermal explosion (TE) reaction, Ni–Al–Cr intermetallic compounds with high porosity can be obtained. In this study, the focus li
Externí odkaz:
https://doaj.org/article/16d4928a7d1946159669b6bba911771a
Autor:
Sk S. Hossain, Farid Akhtar
Publikováno v:
Journal of CO2 Utilization, Vol 78, Iss , Pp 102631- (2023)
Geopolymer materials have garnered considerable interest as one of the most promising eco-friendly inorganic options over the last decade, thanks to their remarkable properties, including mechanical, chemical, and thermal stability, cost-effectivenes
Externí odkaz:
https://doaj.org/article/7c6e4d32e2bc4a548ddd5acd7d6ea659
Publikováno v:
Heliyon, Vol 9, Iss 9, Pp e19376- (2023)
The selective catalytic reduction (SCR) system in automobiles using urea solution as a source of NH3 suffers from solid deposit problems in pipelines and poor efficiency during engine startup. Although direct use of high pressure NH3 is restricted du
Externí odkaz:
https://doaj.org/article/01853a4a2a4448ff928c8f44d43c5a38
Publikováno v:
Boletín de la Sociedad Española de Cerámica y Vidrio, Vol 61, Iss 5, Pp 439-452 (2022)
Mechanism of MFI film growth from seed crystals and evolution of defects during the film growth were investigated. The hydrothermal growth of colloidal silicalite-1 crystals of 50 nm on silicon substrate was used to reveal the MFI film formation mech
Externí odkaz:
https://doaj.org/article/64ff07edb1d84ae1a73b443e2740c3fe
Autor:
Akeem Akinwekomi, Farid Akhtar
Publikováno v:
Materials, Vol 16, Iss 15, p 5320 (2023)
High-entropy alloys (HEA) with superior biocompatibility, high pitting resistance, minimal debris accumulation, and reduced release of metallic ions into surrounding tissues are potential replacements for traditional metallic bio-implants. A novel eq
Externí odkaz:
https://doaj.org/article/645b2fcd00b641168ae007ba9cfefb8c
Autor:
Hanzhu Zhang, Farid Akhtar
Publikováno v:
Ceramics, Vol 3, Iss 3, Pp 359-371 (2020)
Ultra-high temperature ceramic composites have been widely investigated due to their improved sinterability and superior mechanical properties compared to monolithic ceramics. In this work, high-entropy boron-carbide ceramic/SiC composites with diffe
Externí odkaz:
https://doaj.org/article/3830e2c1629e43739d1eb63694085596