Zobrazeno 1 - 10
of 19 532
pro vyhledávání: '"ceo2"'
Publikováno v:
Solids, Vol 5, Iss 3, Pp 404-421 (2024)
The atomistic structure and point-defect thermodynamics of the model Σ5(310)[001] grain boundary in CeO2 were explored with atomistic simulations. An interface with a double-diamond-shaped structural repeat unit was found to have the lowest energy.
Externí odkaz:
https://doaj.org/article/576453ef99e64bff82733298bb054f63
Publikováno v:
工程科学学报, Vol 46, Iss 7, Pp 1300-1310 (2024)
This study undertook a thorough examination of three different morphologies (rod-shaped, cubic, and spherical) of CeO2 and La-doped catalysts on CeO2. The focus was on understanding the impact of alkaline site quantity and intensity on catalytic acti
Externí odkaz:
https://doaj.org/article/d5615128232e4826ad7a862ecac505b4
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract To mitigate the decrease in mechanical performance of Sn58Bi/Cu solder joints resulting from electromigration-induced damage. The CeO2 nanoparticles were incorporated into Sn58Bi solder by a melt-casting method, and their effects on the micr
Externí odkaz:
https://doaj.org/article/b23ca1fb7499451e81ac3157e5cc6975
Autor:
Zhongxin Wang, Haiyong Liu, Jibo Huang, Shiye Zhuo, Yaosha Wu, Gang Wang, Zhigang Zheng, Zhaoguo Qiu, Dechang Zeng
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 1313-1325 (2024)
316L stainless steel is used in a wide variety of corrosion-prone locations. However, its low hardness and poor tribological properties limit its application under heavy wear conditions. In this study, 316L Fe-based composite coatings co-doped with T
Externí odkaz:
https://doaj.org/article/f8517c403fd444d1a31df0fa430bc4fb
Autor:
Guojian Lu, Hao Liang
Publikováno v:
Heliyon, Vol 10, Iss 23, Pp e40785- (2024)
Rare earth polishing powder has gained widespread usage in the surface polishing of high-precision materials, exhibiting an annual growth rate exceeding 10 %. However, a significant portion of this powder is discarded due to impurities and the need f
Externí odkaz:
https://doaj.org/article/50c01fd884ef4066ac92ef17a8a1814d
Autor:
Belén Bachiller-Baeza, João Elias F.S. Rodrigues, Maricarmen Capel-Sanchez, Javier Gainza, Victoria E. García-Sánchez, Ignacio J. Villar-García, Virginia Perez-Dieste, Carlo Marini, M. Teresa Fernández-Diaz, José A. Alonso, Consuelo Álvarez-Galván
Publikováno v:
Journal of CO2 Utilization, Vol 89, Iss , Pp 102969- (2024)
In this work, key factors that affect catalytic activity of Ni/La-doped ceria catalysts for the reverse water gas shift reaction (RWGS) have been revealed by applying in situ advanced synchrotron techniques, such as X-ray Absorption Spectroscopy (XAS
Externí odkaz:
https://doaj.org/article/d2835d639b4b413f8c98839eb8f5ec54
Autor:
Christian Di Stasi, Jaime López-de los Ríos, Alejandro Ayala-Cortés, Daniel Torres, José Luis Pinilla, Isabel Suelves
Publikováno v:
Journal of CO2 Utilization, Vol 89, Iss , Pp 102965- (2024)
Carbon nanofibers (CNFs) modified with CeO2 were employed as support for the synthesis of Ni catalysts for the CO2 methanation reaction. Two different preparation methods were investigated: incipient wetness impregnation and mechanochemical synthesis
Externí odkaz:
https://doaj.org/article/75309a0d97244d82b55e6bfbc922b1f4
Publikováno v:
Journal of Pharmaceutical Analysis, Vol 14, Iss 10, Pp 101023- (2024)
The overuse of antibiotics has led to the severe contamination of water bodies, posing a considerable hazard to human health. Therefore, the development of an accurate and rapid point-of-care testing (POCT) platform for the quantitative detection of
Externí odkaz:
https://doaj.org/article/b73080da301746859cce86af7a6d2b12
Publikováno v:
Materials Research, Vol 27, Iss suppl 2 (2024)
This work evaluates how adding cetyltrimethylammonium bromide (CTAB) in the synthesis affects the physical and chemical features of Ni/CeO2 catalysts. The samples were characterized by the Rietveld refinement from X-ray diffraction (XRD) and showed a
Externí odkaz:
https://doaj.org/article/804635011014471c93af49338336af43
Autor:
K. Loganathan, R.P. Suresh Jeyakumar, Natarajan Arumugam, Sinouvassane Djearamane, lingshing wong, Saminathan Kayarohanam
Publikováno v:
Journal of King Saud University: Science, Vol 36, Iss 6, Pp 103222- (2024)
Cerium oxide fine particles injected with metallic nanoparticles were produced using the co-precipitation method and characterized using various techniques such as XRD, SEM, FTIR, UV–Vis, and PL. Both injected and non-doped ceria nanoparticles exhi
Externí odkaz:
https://doaj.org/article/54128b22066849198f668843719b8e3c