Enhanced photocatalytic activity of TiO2 by K incorporation …
Sep 15, 2022 · Low K content in TiO 2 boosted its photocatalytic activity for acetaldehyde oxidation. During NO oxidation NO 3– selectivity was significantly increased as a function of K content. Role of K content was different in different photocatalytic reactions and …
Titanium dioxide - Wikipedia
Titanium dioxide, also known as titanium(IV) oxide or titania / t aɪ ˈ t eɪ n i ə /, is the inorganic compound derived from titanium with the chemical formula TiO 2. When used as a pigment, it is called titanium white, Pigment White 6 (PW6), or CI 77891. [4] It is a white solid that is insoluble in water, although mineral forms can appear ...
Refractive index of TiO2 (Titanium dioxide) - Devore-o
Titanium dioxide (TiO 2) is a naturally occurring oxide of titanium. It possesses a high refractive index, making it an important material in optical coatings and components, especially as a white pigment in paints, cosmetics, and sunscreens due to its UV absorbing properties.
Enhanced photocatalytic degradation efficiency of TiO2 …
Jan 31, 2025 · Photocatalysis is an effective tool for the treatment of water polluted by various industrial effluents. Here, potassium (K) doping is done to engineer the structural, morphological and optical properties of TiO 2 nanotube arrays for the improvement of its photocatalytic degradation efficiency.
Photocatalytic efficiency of K-TiO2 for air pollutant treatment ...
Sep 15, 2024 · Rutile TiO 2 samples with varying levels of K incorporation and annealing temperatures were tested as catalysts for NO oxidation under visible light. Among the catalysts, 0.374% K-TiO 2 annealed at 375 °C exhibited the highest NO removal efficiency.
TiO2 photocatalysis: Design and applications - ScienceDirect
Sep 1, 2012 · TiO 2 photocatalysis is widely used in a variety of applications and products in the environmental and energy fields, including self-cleaning surfaces, air and water purification systems, sterilization, hydrogen evolution, and photoelectrochemical conversion.
Structural, optical and electrochemical properties of synthesized K ...
Sep 11, 2024 · The synthesised K/TiO 2 nanoparticles were characterized by Powder X-ray Diffraction, UV–Visible Spectroscopy, Fourier Transform Infrared Spectroscopy, Scanning Electron Microscopy and Energy-dispersive X-ray spectroscopy. The application study of electrochemical analysis and photocatalytic activity of K/TiO …
The refractive index (n) and extinction coefficient (k) of TiO 2 thin ...
In this work, the low-cost sol–gel, spin-coating technique was used to grow TiO2 thin films on silicon substrates. The influence of annealing temperature on the structural, morphological, and...
Refractive index, n , and extinction coefficient, k , of the TiO2film.
In this work, we report the structural, morphological, and optical properties of TiO2 thin films synthesized by the electro phoretic deposition technique. The TiO2 film was formed on a doped...
Preparation of K-doped TiO2 nanostructures by wet corrosion and …
Aug 30, 2016 · K-doped TiO 2 nanowire networks were prepared by the corrosion reaction of Ti nanoparticles in an alkaline (potassium hydroxide: KOH) solution.