تصفح حسب الموضوع "Energy gap"
السجلات المعروضة 1 -- 10 من 10
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CHAPTER 4: Graphitic Carbon Nitride Nanostructures as Potent Catalysts for Water Splitting: Theoretical Insights
( Royal Society of Chemistry , 2021 , Book chapter)The water-splitting reaction is a highly promising green and sustainable energy source. However, finding effective catalysts for both water reduction and oxidation is an unnerving challenge. Graphitic carbon nitride (gCN) ... -
CHAPTER 9: Combination of Carbon Nitride and Semiconductors for the Enhancement of the Photocatalytic Degradation of Organic Pollutants and Hydrogen Production
( Royal Society of Chemistry , 2021 , Book chapter)This chapter summarizes the utilization of promoted graphitic carbon nitride (gCN) semiconductors in photocatalytic hydrogen generation and photocatalytic environmental remediation. This includes the methods of tailoring, ... -
Effect of Zn and Ni substitution on structural, morphological and magnetic properties of tin oxide nanoparticles
( Elsevier , 2016 , Article)Structural, morphological, optical and magnetic properties of Zn and Zn–Ni co-doped tin oxide (SnO2) nanoparticles synthesized by sol-gel method. The influence of doping concentration on phase and particle size of the ... -
A Facile Synthesis of Poly(aniline-co-3-trifluoromethyl aniline) Doped Silver Nanoparticles in Micellar Solution: Its Humidity Sensor Application
( Pleiades Publishing , 2018 , Article)© 2018, Pleiades Publishing, Ltd. Copolymerization of aniline and 3-trifluoromethyl aniline was carried out by in-situ chemical oxidative technique using slow dispersion of silver nanoparticles. The prepared copolymer was ... -
High Excitation Intensity Opens a New Trapping Channel in Organic-Inorganic Hybrid Perovskite Nanoparticles
( American Chemical Society , 2016 , Article)We investigated the excited-state dynamics of CH3NH3PbBr3 perovskite nanoparticles (NPs) and bulk crystals under various excitation intensity regimes using transient absorption spectroscopy. We confirmed the sub-band gap ... -
Improving the efficiency of dye sensitized solar cells by TiO2-graphene nanocomposite photoanode
( Elsevier B.V. , 2015 , Article)Nanocomposite photoanodes were prepared by addition of graphene (GR) micro-platelets to TiO2 nanoparticulate paste. TiO2/graphene based DSSCs were fabricated using Z907 photosensitizer. Transmission electron microscope was ... -
Influence of the heteroatom on the optoelectronic properties and transistor performance of soluble thiophene-, selenophene- and tellurophene-vinylene copolymers
( Royal Society of Chemistry , 2016 , Article)We report the first soluble poly(3-dodecyl tellurophenylene-vinylene) polymer (P3TeV) by Stille copolymerization and compare its properties to the analogous thiophene and selenophene containing polymers. The optical band ... -
Investigation of the structural, optical and gas sensing properties of PANI coated Cu-ZnS microsphere composite
( Royal Society of Chemistry , 2020 , Article)Polyaniline (PANI)/Cu-ZnS composites with porous microspheres are prepared by a hydrothermal and in situ polymerization method. The structural, optical, and morphological properties are characterized by X-ray powder ... -
Preparation and characterization of green graphene using grape seed extract for bioapplications
( Elsevier Ltd , 2016 , Article)The development of functionalized graphene materials concerning health and environmental aspects via green approaches is currently the most recent topic in the field of nanoscience and nanotechnology. Herein, we report the ... -
Synthesis and characterisation of Co2+-incorporated ZnO nanoparticles prepared through a sol-gel method
( Elsevier B.V. , 2016 , Article)The properties of ZnO nanoparticles were modified by doping them with cobalt ions (Co2+) in various compositions through a sol-gel route. The Co2+-doped ZnO nanoparticles were characterised using X-ray diffraction (XRD), ...