Results 1 to 10 of about 112,673 (326)

Heterophase Polymorph of TiO2 (Anatase, Rutile, Brookite, TiO2 (B)) for Efficient Photocatalyst: Fabrication and Activity

open access: yesNanomaterials, 2023
TiO2 exists naturally in three crystalline forms: Anatase, rutile, brookite, and TiO2 (B). These polymorphs exhibit different properties and consequently different photocatalytic performances.
Diana Rakhmawaty Eddy   +8 more
doaj   +2 more sources

Physiological responses of Spirulina platensis to nanoparticles of TiO2 and citrate [PDF]

open access: yesZīst/shināsī-i Giyāhī-i Īrān, 2022
In order to investigate the stimulating effect of TiO2 nanoparticles on the growth rate and the increase of some metabolites in the microalgae Spirulina platensis, the anatase and rutile forms of the TiO2 nanoparticle were compared to the bulk form, in ...
Nahid Pourbozorgi Rudsari   +2 more
doaj   +1 more source

Effect of metallic agent on the carbothermic reduction of titanium dioxide in order to produce titanium carbide [PDF]

open access: yesمواد نوین, 2021
The effect of metallic agents such as aluminium, magnesium and mixture of magnesium-zinc was studied on the carbothermic reduction of titanium dioxide in this research under mechanical milling.
Fatemeh Homayooni   +4 more
doaj   +1 more source

A comparative geological, tectonic and geomorphological assessment of the Charlotte, Regent and Madina landslides, Western area, Sierra Leone

open access: yesGeoenvironmental Disasters, 2021
This work focused on three landslide events that have attracted significant public concern due to the associated calamities they recorded in 1945, 2017 and 2019, i.e. the Charlotte, Regent and Madina landslides, respectively.
Yusuf Alhaji Lahai   +4 more
doaj   +1 more source

Photocatalytic hydrogen under visible light by nitrogen-doped rutile titania graphitic carbon nitride composites: an experimental and theoretical study

open access: yesAdvanced Composites and Hybrid Materials, 2023
Photocatalysis technology is one of the hotspots in recent years to solve a series of social problems such as energy crisis and environmental pollution.
Jianxin Li   +11 more
semanticscholar   +1 more source

Mnemonic Rutile–Rutile Interfaces Triggering Spontaneous Dissociation of Water

open access: yesAdvanced Materials, 2023
AbstractWater interaction with mineral surfaces is a complex living system decisive for any photocatalytic process. Resolving the atomistic structure of mineral–water interfaces is thus crucial for understanding these processes. Fibrous rutile TiO2, grown hydrothermally on twinned rutile seeds under acidic conditions, is studied in terms of interface ...
Vesna Ribić   +5 more
openaire   +2 more sources

Germanium dioxide: A new rutile substrate for epitaxial film growth

open access: yesJournal of Vacuum Science & Technology A, 2022
Rutile compounds have exotic functional properties that can be applied for various electronic applications; however, the limited availability of epitaxial substrates has restricted the study of rutile thin films to a limited range of lattice parameters ...
S. Chae   +10 more
semanticscholar   +1 more source

Band Gap Measurements of Nano-Meter Sized Rutile Thin Films

open access: yesNanomaterials, 2020
Thin Titanium films were fabricated on quartz substrates by radio frequency magnetron sputtering under high vacuum. Subsequent annealing at temperatures of 600 ∘C in air resulted in single-phase TiO2 with the structure of rutile, as X-ray diffraction ...
Nikolaos C. Diamantopoulos   +6 more
doaj   +1 more source

Identification of TiO2 Polymorphs of the Bauxite Deposit in Central Guangxi by Laser Raman Spectroscopy

open access: yesYankuang ceshi, 2022
BACKGROUND Rutile, anatase and brookite are TiO2 polymorphs. In the rutile in-situ U-Pb dating, rutile was determined primarily on electron microprobe data and cathodoluminescence images, while these methods sometimes could not effectively distinguish ...
ZHANG Yongqing   +6 more
doaj   +1 more source

Inner-sphere complexation of cations at the rutile-water interface: A concise surface structural interpretation with the CD and MUSIC model [PDF]

open access: yes, 2009
Acid–base reactivity and ion-interaction between mineral surfaces and aqueous solutions is most frequently investigated at the macroscopic scale as a function of pH.
Hiemstra, T.   +3 more
core   +8 more sources

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