نتایج جستجو برای: heterogeneous photocatalysis
تعداد نتایج: 128833 فیلتر نتایج به سال:
The oxidative coupling of sp(3) hybridized carbon atoms by photocatalysis is a valuable synthetic method as stoichiometric oxidation reagents can be avoided and dihydrogen is the only byproduct of the reaction. Cadmium sulfide, a readily available semiconductor, was used as a visible light heterogeneous photocatalyst for the oxidative coupling of benzyl alcohols and benzyl amines by irradiation...
Reducing the size from the bulk material to nanoparticles produces a scaling behavior in physical properties in the later ones, due to the large surface-to-volume fraction. By further size reduction, entering into the subnanometric cluster region, physical properties are largely affected by strong quantum confinement. These quantum size effects (HOMO-LUMO gap), the small size and the specific g...
Enhancing the photocatalytic performance for contaminant degradation to accelerate large-scale application of photocatalysis still is an enduring challenge. Herein, ternary PDI/BiOCl-BiPO4 composited materials with different contents PDI were designed and constructed by multi-step compound method. The tetracycline hydrochloride rhodamine B chosen as targeted pollutants investigate materials. st...
With a distinct electronic structure and unsaturated coordination centers, supported single-atoms (SAs) have shown great potential in heterogeneous catalysis due to their superior activity, stability, selectivity. Over the last few years, fascination of SA-use spread also over photocatalysis, i.e., particular case which chemical reactions are activated by charge transfer from an illuminated sem...
Abstract The energy crisis and environmental pollution have recently fostered research on efficient methods such as catalysis to produce biofuel clean water. Environmental refers green catalysts used breakdown pollutants or chemicals without generating undesirable by-products. For example, derived from waste inexpensive materials are promising for the circular economy. Here we review photocatal...
Increased concentrations of natural organic matter (NOM), a complex mixture substances found in most surface waters, have recently emerged as substantial environmental issue. NOM has significant variety molecular and chemical properties, which combination with its varying both geographically seasonally, introduce the opportunity for an array interactions environment. Due to observable increase ...
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