Results 31 to 40 of about 102,012 (284)

CeO2 based catalysts for the treatment of propylene in motorcycle's exhaust gases [PDF]

, 2014
In this work, the catalytic activities of several single metallic oxides were studied for the treatment of propylene, a component in motorcycles' exhaust gases, under oxygen deficient conditions.
Minh, Thang Le, Nguyen, Tien The, Pham, Phuong Thi Mai, Van Driessche, Isabel   +3 more
core   +2 more sources

Magnetism and half-metallicity at the O surfaces of ceramic oxides [PDF]

, 2005
The occurence of spin-polarization at ZrO$_{2}$, Al$_{2}$O$_{3}$ and MgO surfaces is proved by means of \textit{ab-initio} calculations within the density functional theory.
Coey M, J Cerdá, J I Beltrán, M C Muñoz, Noguera C, S Gallego, Soler J M, Tasker P W   +7 more
core   +3 more sources

Microstructural and Tribological Properties of ZrO2 Film Grown by DC Magnetron Sputtering Technique

Gazi Üniversitesi Fen Bilimleri Dergisi
To improve the mechanical and tribological properties of biomedical materials, biocompatible coatings are obtained on surfaces using various methods.
Mevra Aslan Çakır
doaj   +1 more source

Chemical solution deposition of functional ceramic coatings using ink-jet printing [PDF]

, 2015
This paper discusses the development of environmentally-friendly precursor inks suited for ink-jet printing of functional ceramic coatings. We synthesized superconducting materials, SrTiO3 thin films for coated conductor applications and transparent TiO2
De Keukeleere, Katrien, De Roo, Jonathan, Feys, Jonas, Lommens, Petra, Pollefeyt, Glenn, Rijckaert, Hannes, Van Driessche, Isabel   +6 more
core   +2 more sources

A Review on Application of Noble Metal-Free Materials/ZrO2 Nano-photocatalysts for Removal of Organic Pollutants and Heavy Metals [PDF]

Journal of Water and Environmental Nanotechnology
Photocatalysis process is widely investigated for removal of various pollutants from water and wastewater. ZrO2 is a common metal oxide semiconductor with excellent optical properties, non-toxicity, stability in acidic and alkaline media, and high ...
Marjan Tanzifi
doaj   +1 more source

Photocatalytic activities of CTAB assisted ZrO2, V2O5, and ZrO2-V2O5 composite by precipitation process and their studies on structural, morphological and optical properties

Chemical Physics Impact, 2023
Nanocrystalline core/shell structures of cetytrimethylammonium bromide (CTAB)-assisted ZrO2, V2O5, and ZrO2-V2O5 composite was successfully prepared by co-precipitation method calcined at 500 °C.
R. Mekala, C. Ramamoorthy
doaj   +1 more source

Effect of Metal Oxides on Reaction Route and Product Distribution of Catalytic Cellulose Hydrogenolysis

BioResources, 2023
The effects of CeO2, ZrO2, Nb2O5, and ZnO catalysts supported on carbon nanotubes (CNT) relative to cellulose hydrothermal hydrogenolysis in the presence of Ni/CNT and pressured H2 was studied in this work. The catalysts were characterized by inductively
Guifang Fan, De Chen, Shizhong Li, Mingde Yang, Yulong Wu   +4 more
doaj   +2 more sources

Photocatalytic, electrochemical, antibacterial and antioxidant behaviour of carbon-sulphur Co-doped zirconium (IV) oxide nanocomposite

Cleaner Chemical Engineering, 2022
In this work, carbon-sulphur co-doped ZrO2 nanocomposites were synthesised using the aqueous leaves extract of Plumeria acuminate, zirconia salt precursor, polyvinylpyrrolidone and sodium hydrosulphide.
J.O. Tijani, E.I. Odeh, S. Mustapha, T.C. Egbosiuba, A.I. Daniel, A.S. Abdulkareem, F.N. Muya   +6 more
doaj   +1 more source

CO preferential oxidation in a novel Au@ZrO₂ flow-through catalytic membrane reactor with high stability and efficiency [PDF]

, 2016
CO preferential oxidation (CO-PROX) achieves much interest as a strategy to remove trace CO in reformed gases for hydrogen utilization. Herein, we reported a novel Au@ZrO₂ catalytic membrane reactor by embedding gold nano-particles in ZrO₂ hollow fiber ...
Chen, Changlin, Gu, Xuehong, Jin, Wanqin, Ke, Xuebin, Zhang, Yuting, Zhu, Feng   +5 more
core   +2 more sources

Z‐Scheme Water Splitting Systems Based on Solid‐State Electron Conductors

Advanced Functional Materials, EarlyView.
This review examines the latest advances in Z‐scheme overall water splitting (OWS) systems for solar hydrogen production. These systems consist of suspended or immobilized hydrogen evolution photocatalysts (HEPs) and oxygen evolution photocatalysts (OEPs).
Chen Gu, Takashi Hisatomi, Tsuyoshi Takata, Kazunari Domen   +3 more
wiley   +1 more source