Results 21 to 30 of about 2,632,404 (305)

Metal and Metal Oxide Nanoparticles in Caries Prevention: A Review

open access: yesNanomaterials, 2021
Nanoparticles based on metal and metallic oxide have become a novel trend for dental use as they interfere with bacterial metabolism and prevent biofilm formation.
Mohammed Zahedul Islam Nizami   +4 more
doaj   +1 more source

Biomedical applications of metal oxide–carbon composites

open access: yes, 2022
The synthesis and characterization of metal oxides have received substantial attention from researchers because of their wide-ranging applications in various fields, particularly in the biomedical area, resulting from their magnificent properties.
Ammar Z. Alshemary   +5 more
core   +1 more source

Oxidation of Graphene on Metals [PDF]

open access: yesThe Journal of Physical Chemistry C, 2010
We use low-energy electron microscopy to investigate how graphene is removed from Ru(0001) and Ir(111) by reaction with oxygen. We find two mechanisms on Ru(0001). At short times, oxygen reacts with carbon monomers on the surrounding Ru surface, decreasing their concentration below the equilibrium value.
Starodub, Elena   +2 more
openaire   +2 more sources

Opportunities in the design of metal@oxide core-shell nanoparticles

open access: yesAdvances in Physics: X, 2023
Nanoparticles composed of metallic cores encapsulated in oxide shells emerged in the last decade as an attractive class of nanocomposite materials due to their high stability and unique properties provided by the high contact area between the metal and ...
Paulo C. D. Mendes   +6 more
doaj   +1 more source

Porous anodic metal oxides [PDF]

open access: yes, 2008
An equifield strength model has been established to elucidate the formation mechanism for the highly ordered alumina pore arrays and titanium oxide nanotubular arrays prepared via a common electrochemical methodology, anodisation. The fundamentals of the
Su, Zixue   +3 more
core   +1 more source

Influencing factors for the migration of zinc ions in metal oxide powders

open access: yesJournal of Materials Research and Technology, 2023
Metal oxides can be doped by various metal ions to tune the properties. While the migration of metal ions especially extrinsic metal ions in metal oxides still needs to be clarified in order to adjust the composition and the structure of metal oxides ...
Dongzhu Lu   +6 more
doaj   +1 more source

Engineered Metal Oxide Nanoparticles as Fungicides for Plant Disease Control

open access: yesPlants, 2023
Metal oxide nanoparticles are considered to be good alternatives as fungicides for plant disease control. To date, numerous metal oxide nanoparticles have been produced and evaluated as promising antifungal agents.
Aida R. Cruz-Luna   +5 more
doaj   +1 more source

Design and synthesis of metal oxide–polymer composites

open access: yes, 2022
Recently, metal oxide-polymer composites have received significant attention in many industrial fields. The combination of metal oxides (commonly used TiO2, ZnO, Fe3O4, and Al2O3) with a polymer matrix governs to produce high-performance metal oxide ...
Deveci, Hüseyin   +3 more
core   +1 more source

Porosity through reduction in metal oxides [PDF]

open access: yes, 2008
Routes to porous materials with nanoscale dimensions have been investigated. In the first example presented, porous manganese oxide has been prepared by leaching Ni metal from a nickel-manganese oxide precursor via reduction.
Seshadri, R.   +2 more
core   +1 more source

Metal Oxides as Soluble Nano Catalyst on Biodiesel: A Review

open access: yesJournal of Applied Agricultural Science and Technology, 2021
Nano particles of metal oxide developed as soluble nano additive in liquid fuels to improve fuel quality. One application of nano metal oxide particles is an additive to biodiesel.
Setyo Pambudi   +5 more
doaj   +1 more source

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