Tungsten trioxide (WO3) displays excellent performance in solar-related material applications. However, this is rare and expensive. Therefore, developing efficient materials using smaller amounts of WO3 inevitable. In study, we investigated how to create high photocatalytic particles containing platinum (Pt, as a co-catalyst) homogeneously spherical macropores (as medium enable access large molecules light penetration into the remote internal regions catalyst). The present were prepared by...

This research highlights the three-step hydrothermal synthesis of N-CQD and its effect on physical properties photocatalytic activity ZnO/N-CQD compared to ZnO commercial prepared nanoflower. The optical photocatalysts were conducted investigate correlation with photodegradation Methylene Blue (MB) under visible light. During 30 min, MB concentration decreased 80% by ZnO/N-CQD. result showed superior nanoflowers. Considering high performance ZnO/N-CQD, it can be further used as an efficient...

Information about correlation of material properties parameters (i.e., crystallite and particle sizes) photocatalytic activity tungsten trioxide (WO 3 ) particles are still lacking. For this reason, the purpose study was to synthesize WO with controllable (from 18 50 nm) sizes 58 677 using a spray‐pyrolysis method investigate crystallite/particle size activity. To gain control size, synthesis temperature (120–1300 ° C) initial precursor concentration (2.5–15 mmol/L) were investigated, which...

Studies on preparation of porous material have attracted tremendous attention because existence pores can provide with excellent performances. However, current reports described successful production only partial information charges, interactions, sizes, and compositions the template host materials. In this report, influences self-assembly parameters (i.e., surface charge, size, concentration colloidal nanoparticles) self-organized fabrication were investigated. Silica nanoparticles (as a...

High‐surface‐area macroporous WO 3 particles with deposited Pt (Pt/WO ) were successfully synthesized for the first time, using flame‐assisted spray pyrolysis. Nanoparticle aggregates‐like structures (nanoaggregates) formed, although a salt precursor was used synthesis. The structure tailored by changing mass ratio of polystyrene template to ammonium tungstate pentahydrate. cavities between nanoaggregates formed mesopores, which increased surface area. presence meso‐ and macro‐pores in Pt/WO...

Implementing nanosized materials (1–100 nm) are considered to be effective approaches in addressing the issue of liquid waste pollution. Herein, ZnO-carbon quantum dots (ZnO-Cdots) were conducted by three-steps hydrothermal synthesis and structural characterization is confirmed physical properties measurement, while, photodegradation activity ZnO-Cdots compared prepared ZnO nanoflower have been investigated using UV–visible absorbance spectroscopy its effect on organic pollutant removal from...

Bismuth oxychloride (BiOCl) is known for its unique layered microstructure, which plays a pivotal role in enhancing photocatalytic properties. This study introduces novel strategy controlling the phase composition, facet orientation, and oxygen vacancy formation BiOCl through precise pH adjustment during synthesis. By employing hydrothermal method, we systematically varied to produce distinct phases conducted detailed structural analyses. Remarkably, synthesized at = 7 demonstrated superior...

Degrading organic dyes via catalytic processes for waste water purification is an important research topic from the environmental conservation point of view. Herein, performance tungsten blue oxide (WO x ) nanoparticles was investigated systematically by varying reduction temperature. The optimum temperature to obtain most stable WO phase obtained when plasma-synthesized WO3 were thermally reduced at 425 °C. as-synthesized had average diameter 10 nm and a calculated band gap 2.37 eV, which...

Abstract Anatase‐TiO 2 and α‐Fe O 3 were successfully separated from Indonesia ilmenite minerals using a modification of the hydrometallurgy process. Sodium salt was used as an initiated roasting before hydrochloric leaching. The study investigated parameters that affect separation such mass ratios sodium to leaching temperature. results revealed Ti composition in residue‐TiO increased 76 % while Fe‐composition filtrate‐Fe 87 %. XRD diffractogram analysis confirmed main phase formed residue...

We described a novel system for applying titanium dioxide (TiO 2 ) particles on the surface of transparent plastic fibers and use coated as photocatalysts to decompose organic pollutants in water. examined several coating parameters identify optimum conditions used simulated waste solutions. The were scattered water catalytic reaction proceeded during days exposure sunlight. After completion decomposition process, easily recovered using filter. A simple model is also presented explain...

Abstract Fe 2 O 3 /TiO /AC nanocomposites were successfully synthesized via a sol–gel method, and their efficacy in decomposing methyl orange adsorption-photocatalytic processes was reported for the first time this study. Systematic exploration of physicochemical properties impacting photocatalytic activity conducted through x-ray diffraction, scanning electron microscopy—energy-dispersive spectroscopy, Fourier transform infrared spectroscopy (FTIR) characterizations. The study revealed that...

Abstract The increasing customer awareness and supporting regulation on environmentally-friendly products around the globe has fostered need for revealing environmental performance information their label, using an instrument called ecolabel. Ecolabeling system requires a life cycle consideration product, Life Cycle Assessment (LCA) serves as method to perform assessment entire product’s cycle. In field of food industry, specifically tea 2014 report by International Institute Sustainable...

Abstract The photocatalytic performance of low-grade Titanium Dioxide (TiO 2 ) anatase was successfully improved by compositing with graphene oxide (GO) via microwave-assisted, activated UV and Xe light. various experimental conditions were conducted. X-ray diffraction (XRD), Particle size analyzer (PSA), Prepared TiO /GO photocatalyst characterized several instruments such as Specific surface area (BET) Scanning electron microscopy (SEM). Effect annealing times (30 to 120 minutes)...

TiO2 nanoparticles have been coated on the polypropylene (PP) copolymers using a milling method with temperature controller modification. These experiments were carried out at different temperature: 100 °C, 110 120 °C and 130 for 90 minute time each experiment. Photocatalytic degradation of methylene blue (MB) was investigated PP copolymer which floats MB solution illuminated under sunlight 36 hours. It found that polymer resulted in optimum decomposition solution. The concentration test...