In this paper, we discuss the influence of dehydrated nanotubed titanic acid (DNTA) on charge transport and luminescent properties of polymer light-emitting diodes (PLEDs) doped with fluorescent dye. Photoluminescence results confirm the efficient energy transfer from PVK to 4-(dicyanom-ethylene...

Silica-pillared and non-pillared H2Ti4O9 samples were doped with nitrogen from urea as a nitrogen precursor for visible light photocatalysis. The photocatalytic activities of the nitrogen-doped samples were evaluated for hydrogen evolution from aqueous methanol solution. Techniques such as XRD, ...

In the present work, graphene–TiO2 (GR–TiO2) photocatalyst with various weight ratios of graphene was synthesized using peroxo titanic acid solution (PTA) as a precursor for TiO2. Graphene oxide prepared by Hummer's method was converted to graphene under ultraviolet (UV) irradiation in et...

Nanotube titanic acid (H2Ti2O5 · H2O, NTA) is thermally unstable. Its low-temperature (100–300 °C) dehydrated product (LD-NTA) possesses a symmetrical ESR signal with a g = 2.003, which is the characteristic of a single-electron-trapped oxygen vacancy (SETOV). High concentration SETOV defects...

In this paper, we doped p-type conductivity dehydrated nanotubed titanic acid (DNTA) into insulator polymer poly(methyl methacrylate) (PMMA). The electric properties of this nanocomposite were investigated. The photoluminescence efficiency of fluorescent dye 4-(dicyanomethylene)-2-t-butyl-6(1,1,...

AbsrtactNanotubular titanic acid (denoted as NTA) with orthorhombic crystal structure was prepared by combining hydrothermal treatment of TiO2 in alkaline medium with follow-up pickling. Resultant NTA was further treated with the aqueous solution of H2O2 to extend its light absorbance responses ...

Nanotubed titanic acid (H2Ti2O4(OH)2) is a novel kind of material. The electron spin resonance (ESR) and inter-related properties of its vacuum-dehydrated product were investigated by means of transmission electron microscopic, X-ray diffraction, ESR, diffuse reflectance spectra. The results sho...

The titanic acid sheets were prepared by one-step hydrazine hydrate-assisted hydrothermal process. Then the reduced graphite oxide (rGO)@TiO2 nanosheet composites were finally obtained through ultrasonic exfoliation and following calcination treatment process. [email protected]2 nanosheet compos...

Carbon nanotube/TiO2 composites were synthesized by hydrothermal method using titanic acid nanotubes as the TiO2 precursor. The crystalline structures, morphologies, light absorption properties, specific surface areas of the prepared powders were investigated with XRD, TEM, UV–Vis absorption sp...

Anatase TiO2 nanocrystals exposed with {001} facets were fabricated by solvothermal strategy in HF-C4H9OH mixed solution, using titanic acid nanobelts (TAN) as a precursor. The shape of TAN is a long flat plane with a high aspect ratio, and F− is easily adsorbed on the surface of the nanobelts, ...

In this paper, we present the results of an investigation of the compositional and structural features of nanocrystalline tin sulfide (SnS) decorated with SnO2, which was synthesized in a high-energy ball-milled (HEBM) process. Tin and sulfur powders were used as starting reagents. The materials...

Tin sulfide (SnS) is a promising absorber material for photovoltaic cells, because of its optimum band gap, strong optical absorption, simple phase composition, earth-abundant and nontoxic constituents. However, this material is largely unexploited to date with only a handful of studies reportin...

In this paper, n-type polycrystalline tin sulfide (SnS) was firstly synthesized through optimizing Br doping. Comparably, n-type crystalline SnS with optimized Br doping was prepared, which exhibits better thermoelectric performance than that in polycrystalline SnS over a wide temperature range ...

Tin sulfides have attracted significant interests as the anode materials of lithium-ion batteries (LIBs) due to their high capacity and layered structure. However, metal sulfides suffer from a fast capacity decay caused by the large volume change during cycling, and poor conductivity. In this wo...

In the current study, tin sulfide Quantum Dots (QDs) was successfully synthesized through sonochemical synthesis method by applying sonication times of 10, 15, and 20 min. Structural studies showed an orthorhombic phase of SnS and Sn2S3, and hexagonal phase of SnS2. The particle size of tin sulf...

Highly active cobalt tin sulfides (CTS) nanocomposite have been prepared in a short time at 70 °C by using microwave-assisted process and solvothermal synthesis process. According to improve the activity, cobalt tin acetate hydroxide prepared using microwave treatment is used for the preparatio...

Tin sulfide (SnS) is an important semiconductor as it is one of the less common p-type materials with a bandgap of 1.53 eV which makes it an attractive material for photo detector application. In the thin film form, it is a sensitive photo conductor with attractive opto-electronic characteristic...

A simple gas–liquid reaction method between H2S vapor and a SnCl2 solution is employed for tin sulfide synthesis under standard conditions. Four different solvents, that present a distinct relative permittivity, have been used to dissolve the SnCl2 salt: water, ethylene glycol, polyethylene gly...

Molten thermoelectrics are proven candidates to harvest waste-heat from high-temperature industrial operations in the form of electrical power. However to date, the role of thermal conductivity remains to be evaluated in order to evaluate the overall efficiency. Herein, possible modes of heat tr...

The analytical usefulness of the combined use of laccase, terbium oxide nanoparticles (Tb4O7NPs) and 8-hydroxypyrene-3-sulphonate trisodium (HPTS) for the determination of polyphenol compounds in wine samples is described. The system is based on the temporal inhibition by polyphenols on the decr...