Titanium Dio Ide Electroluminescent

Alternating current–driven electroluminescent devices on polyester fabrics were realized using a combination of coating and . The PEDOT:PSS front electrode was coated onto the fabric ...

Food grade titanium dioxide (TiO2) was an authorised Food Additive (E171) in the EU but from the 7th of August 2022 it is no longer permitted following the publication of Commission Regulation (EU) 2022/63, amending Annexes II and III to Regulation (EC) No 1333. Since August 2022, manufacturers in Northern Ireland have not been permitted to ...

To improve the light emission lifetime of electroluminescent ZnS:Cu, Cl phosphor, the surface of the phosphor was coated with titanium-silicon-oxide (TSO) film that was deposited by chemical vapor deposition using a mixture of titanium tetrachloride (TiCl 4 ) and silicon tetrachloride (SiCl 4 ) vapors, and water vapor. By adding SiCl4 during the hydrolysis of …

There are several oxide compounds such as SrTiO 3, PbTiO 3 and Sr(Zr, Ti)O 3, which have large figure of merit (defined by the product of ε 0 ε r E b, where ε r is the relative dielectric constant, ε 0 the permittivity of free space and E b the breakdown electric field) for applications as insulating layers in alternating current electroluminescent devices [8].

The invention discloses an organic electroluminescent device, including a glass substrate, an anode, a scattering layer, a hole injection layer, a hole transport layer, a luminous layer, an electron transport layer, an electron injection layer and a cathode which are stacked in sequence. The material of the scattering layer is a mixture of lithium salt and titanium dioxide of an …

In the last decade the production and use of titanium dioxide (TiO 2) have increased steadily due to its common availability, chemical stability, nontoxicity, optical-electronic properties, low cost, and high photocatalytic …

The invention discloses a method for enhancing the electroluminescence of silica-based titanium dioxide devices. A TiO2 film is prepared by using the sputtering, thermal oxidization, evaporation or sol-gel method on silicon substrate, the Ar plasma processing of the TiO2 film is carried out by using plasma to enhance chemical vapor deposition devices, transparent ITO electrodes are …

The present invention provides an organic electroluminescent device comprising an organic layer between a pair of electrodes, wherein the organic layer comprises a thin film of a titanium oxide derivative, or the organic layer comprises a mixed film of a titanium oxide derivative. It relates to a light emitting device.

An organic electroluminescent device comprises an organic layer between a pair of electrodes, wherein the organic layer comprises a thin film of a titanium oxide derivative. Preferably the titanium oxide derivative is represented by Ti(OR1)4 (wherein R1 are independently CH3CO-CH=CCH3-, C2H5OCO-CH=CCH3-, -CH3CH-COO^- NH4^+, -COR2, -CO(C6H4 ...

DFT investigations of metal-oxide ALD processes can be found in Elliott' s review [31]. In the case of TiO 2 simulation, Hu and co-workers reported the investigation of TiO 2 thin-film growth using an ALD process based on DFT calculation [27]. The most common titanium source (TiCl 4) is used as a titanium precursor and H 2 O is used as an ...

Ultrahigh selective room-temperature ammonia gas sensor based on tin–titanium dioxide/reduced graphene/carbon nanotube nanocomposites by the solvothermal method. ... A novel graphene-based electroluminescent gas sensor for carbon dioxide detection. Y Seekaew, C Wongchoosuk. Applied Surface Science 479, 525-531, 2019. 71:

An electroluminescence line /plate is featured as applying mixture of titanium dioxide and polyurethane as media layer to make power consumption of luminous line / plate be greatly reduced, applying metal foil as back electrode and mixture of titanium dioxide and polyurethane as media layer to prepare luminous plate to let preparation length of said plate be increased …

Titanium dioxide thin films were deposited by atomic layer epitaxy using TiCl4 and water as reactants. The film growth was performed over the temperature range 150–600 °C in order to study the ...

PROBLEM TO BE SOLVED: To provide a substrate for organic EL element with less crystal defects, on which titanium dioxide layer having high activity is formed, and an organic EL element using the substrate, having excellent electric property. SOLUTION: The substrate for organic electroluminescent element is composed of a base material, an electrode layer formed on the …

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A top-emitting organic electroluminescent device comprises a substrate, an anode, a hole injection layer, a hole transmission layer, a light emitting layer, an electron transmission layer and a cathode which are stacked in sequence, wherein the cathode material comprises titanium dioxide, and magnesium oxide and metal doped in titanium dioxide; the mass ratio of the …

Barium titanium oxide was also dispersed in the polymer paste, in the same weight ratio as the phosphor had been dispersed. The transparent electrode, phosphor layer, dielectric layer, and back electrode were laminated by an automatic screen- machine (TU2020-C, Seritech Co., Ltd., Osaka, Japan) on each substrate in this order.

According to the organic electroluminescent device provided by the invention, the scattering layer is made of hybrid doped material composed of anatase titanium dioxide particles, the anatase titanium dioxide particles have large specific surface area and uniform pore diameter distribution, have a strong scattering effect on light and are ...

In this work, steady-state bright ECL is implemented at single semiconductive titanium dioxide (TiO 2) nanoparticles for sensing the local efflux from single living cells.

The invention discloses an ultraviolet electroluminescence device based on a titanium dioxide film. A SiO2 film, a TiO2 film and a transparent indium tin oxide (ITO) electrode are sequentially formed in the front surface of a silicon substrate from bottom to top, and an ohmic contact electrode is deposited on the back surface of the silicon substrate. The invention also …

Titanium dioxide (TiO 2) has long been receiving attention as a promising material for enhancing the performance of photovoltaic devices due to its tunable optoelectronic …

We demonstrate that the electroluminescent performances of organic light-emitting diodes (OLEDs) are significantly improved by evaporating a thin F4-TCNQ film as an anode …

Disclosed is an organic electroluminescent device. The organic electroluminescent device comprises a first titanium dioxide layer, a glass substrate, a second titanium dioxide layer, an anode, a cavity injecting layer, a cavity transmission layer, a luminescent layer, an electron transmission layer, an electron injecting layer and a cathode which are successively stacked.

Provided is an organic electroluminescent device including an organic layer interposed between a pair of electrodes, the organic layer including a layer formed of a titanium oxide derivative or a mixture layer containing a titanium oxide derivative. The organic electroluminescent device has higher luminescent efficiency, a longer lifetime and a lower operating voltage than a …

The invention belongs to the field of luminescent materials, and discloses a titanium manganese co-doped yttrium oxide luminescent film, a preparation method thereof, and an organic electroluminescent device. The luminescent film has a chemical general formula of Y2O3:xTi<+4>, yMn<+4>, wherein Y2O3 is a substrate, Mn<+4> and Ti<+4> are doped …

The invention discloses a silicon-base titania electroluminescent device, wherein the front face of the silicon substrate is deposited with a TiO2 film and a transparent ITO electrode from down …

The present invention belongs to the field of luminescent materials, and discloses a titanium and cerium co-doped aluminosilicate oxynitride luminescent film, a preparation method and organic electroluminescent devices thereof. The titanium and cerium co-doped aluminosilicate oxynitride luminescent film comprises the following chemical components, by mass, 1-15% of Al2O3, …

An organic electroluminescent device comprises a glass substrate, an anode, a hole scattering layer, a hole transport layer, a luminescent layer, an electron transport layer, an electron injection layer and a cathode which are successively laminated. Materials of the hole scattering layer contain a lanthanide oxide and titanium dioxide doped in the lanthanide oxide.

Professor Hua's team from Shanghai University has designed a TiO 2 nanofilm that was coated on titanium alloy (Ti6Al4V) substrates by sol-gel method.

A manufacturing method for an organic electroluminescent device disposes a scattering layer between a substrate and an anode. The scattering layer is made of a titanium dioxide film, and the titanium dioxide film is formed by an electrospinning process. The density and thickness of an electrospun membrane can be adjusted through a voltage and a distance between electrodes …