g-C3N4
A Highly Sensitive and Selective Electrochemical Mercury(II) Sensor Based on Nanoparticles of Hg(II)-imprinted Polymer and Graphitic Carbon Nitride (g-C3N4)
... modify a carbon paste electrode (CPE) and the modified electrode was used for the analysis of Hg(II).The analysis method involved a first step of includes accumulating Hg(II) on the modified electrode under open circuit ...
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0D/2D P-doped ZnxCd1-xS/g-C3N4 Heterojunctions towards Highly Efficient Photocatalytic Hydrogen Evolution
... located at 13.1° and 27.4°, which could be ascribed to (100) and (002) diffraction plane of graphitic carbon nitrogen, separately representing the in-plane structural packing motif and inter-planar stacking peak of ...
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Organic semiconductor g C3N4 modified TiO2 nanotube arrays for enhanced photoelectrochemical performance in wastewater treatment
... duces the visible light photoelectrochemical activity. On the other hand, some surface defect sites were created on the TNTs during the thermal treatment process as shown in the UV/Vis spectra. These defect sites would ...
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Exceedingly high photocatalytic activity of g-C3N4/Gd-N-TiO2 composite with nanoscale heterojunctions
... Experimental Instrument Co. & Ltd. Catalytic MB degradation rate was used to evaluate the photocatalytic performance of the synthesized samples. The quartz reactor was loaded with 0.08 g catalysts, 200 mL MB ...
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Photo catalytic hydrogen production over Au/g C3N4 : effect of gold particle dispersion and morphology
... Fig. 9 presents hydrogen production using the testing apparatus referred to as ‘‘set-up 1’’ (see Section 2.4) in the presence of oxalic acid as an electron donor. Initially the three samples had similar reaction rates ...
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Mechanistic Characteristics of Surface Modified Organic Semiconductor g C3N4 Nanotubes Alloyed with Titania
... supercapacitors and excellent photocatalytic activity toward photodegradation of RhB because of the existence of nitrogen, a higher surface area, suitable band gap, and fewer textural structure defects [8]. Since the ...
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Highly Selective and Sensitive Detection of Hg2+ Based on Förster Resonance Energy Transfer between CdSe Quantum Dots and g C3N4 Nanosheets
... The pH value increased from 3 to 7 with the fluor- escence intensity. However, the fluorescence intensity gradually decreased when the pH value varied in- creased from 7 to 10, which could be attributed to the effect of ...
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The effect of Pt NPs crystallinity and distribution on the photocatalytic activity of Pt–g C3N4
... The TEM and HRTEM images of the impregnated sample after photocatalysis are compared with those of the photodeposited in Fig. 3e–h. Due to the higher number of visible nanoparticles compared to the samples before test, ...
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Large-scale synthesis of crystalline g-C3N4 nanosheets and high-temperature H2 sieving from assembled films
... Fig. 2. Mild exfoliation of PTI. (A) Diagram showing the color of the PTI dispersion before and after exfoliation. Photo credit: Luis Francisco Villalobos, École Polytechnique Fédérale de Lausanne. (B) Bright-field TEM ...
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Enhancing Performance of CdS Quantum Dot Sensitized Solar Cells by Two Dimensional g C3N4 Modified TiO2 Nanorods
... photoanodes were subjected to a sintering process in air at 450 °C for 30 min. After cooling to room temperature, the photoanodes were decorated with CdS QDs by suc- cessive ionic layer adsorption and reaction (SILAR) ...
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PtNi Alloy Cocatalyst Modification of Eosin Y Sensitized g C3N4/GO Hybrid for Efficient Visible Light Photocatalytic Hydrogen Evolution
... hydrogen evolution [23]. The expensive Pt cocatalyst plays one of the important role for the relatively high hydrogen production performance. In order to decrease the expen- sive Pt usage and further improve its visible ...
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Preparation of g-C3N4/ Zn3In2S6 Composite Materials as Photocatalysts for the Highly Efficient Degradation of Antibiotic
... various g-C 3 N 4 /ZIS hybrids was displayed in the ..., g-C 3 N 4 and the blank experiment (direct photolysis without any catalyst) for ...of g-C 3 N 4 (0.5 wt.%)/ZIS, g-C 3 N 4 (1 wt.%)/ZIS, ...
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Preparation of a New Carbon/g C3N4 Composite and its Photocatalytic Activity
... diffraction patterns of pure graphitic carbon nitride revealed an intense broad peak at 2θ value of 27.57 o , indexed to (002) planes which is a characteristic indicator of layered stacking with a distance of 0.326 nm in ...
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Co-modified Commercial P25 TiO2 by Fe Doping and g-C3N4 Coating as High Performance Photocatalyst under visible light irradiation
... the visible light absorption, as indicated from UV-vis DRS. The photocatalysts showed significant enhancement in photodegradation of RhB, MO and Cr(VI) under visible-light irradiation, while the excellent cycle stability ...
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Hydrogen adsorption by g-C3N4 and graphene oxide nanosheets
... prepared g-C 3 N 4 and graphene oxide samples were studied using TEM, FT-IR spectroscopy and surface area ...of g-C 3 N 4 and graphene oxide samples are ...and g-C 3 N 4 samples, ...both g-C 3 ...
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Visible Light Driven Photocatalytic Performance of N Doped ZnO/g C3N4 Nanocomposites
... evolution [13], and reducing carbon dioxide [14] under irradiation. However, the easy recombination of its photogenerated charges restricts its photocatalytic per- formance and greatly limits its wide practical ...
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BiOCl Nanoplates Decorated on g-C3N4 for Enhanced Photocatalytic Activities
... BiOCl displayed the distinctive peaks at 2θ =11.9°, 24.1°, 25.9°, 32.5°, 33.4°, 36.5°, 40. 9°, 43.5°, 46.6°, 49.6°, 54.1°, 55.1°, 58.6°, and 77.9 °, corresponding to the (0 0 1), ( 0 0 2), ( 1 0 1), ( 1 1 0), ( 1 0 2), ( ...
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Enhanced Photocatalytic Performance of Luminescent g C3N4 Photocatalyst in Darkroom
... hibits good performance on wastewater cleaning both under lamp irradiation and turning off light. This work not only provides a new promising strategy for the full time wastewater purification but also broadens the ...
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Adsorptive Removal Of MB Dye By Graphitic-C3N4 From Industrial Effluents
... The different concentrations of MB (10, 20, 30, and40 mg L−1) with varying time was studied and after 240 min equilibrium was attained. Initially, the adsorption is quickly increased and after 90 min, it decreased ...
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Mini Review on the Structure and Properties (Photocatalysis), and Preparation Techniques of Graphitic Carbon Nitride Nano Based Particle, and Its Applications
... The interesting tribological and electronic nature of graph- itic carbon nitrides makes it possible to develop a method to deposit layers of graphitic carbon nitrides in a controlled manner; hence, graphene nitride can ...
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