Results 1 to 10 of about 107,974 (298)

Organocatalysis with carbon nitrides

open access: yesScience and Technology of Advanced Materials, 2023
Carbon nitrides, a distinguished class of metal-free catalytic materials, have presented a good potential for chemical transformations and are expected to become prominent materials for organocatalysis.
Sujanya Maria Ruban   +8 more
doaj   +3 more sources

Research progress in carbon nitride in field emission cold cathode materials

open access: yesCailiao gongcheng, 2022
Carbon nitride has the advantages of excellent thermal stability, high thermal conductivity, larger forbidden band width and negative electron affinity. Therefore, carbon nitride is a promising field emission cathode material. On the basis of introducing
XIAO Haochun, FENG Yibing, WANG Jigang
doaj   +1 more source

Synthesis and Characterization Graphene- Carbon Nitride Nanostructure in One Step

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2023
Graphene-carbon nitride can be synthesized from thiourea in a single step at a temperature of four hours at a rate of 2.3 ℃/min. Graphene-carbon nitride was characterized by Fourier-transform infrared spectroscopy (FTIR), energy dispersive X-ray ...
Khalil Ibrahim Alabid, Hajar Nasser
doaj   +1 more source

Spectroscopy and Formation of Carbon Nitride by Pulse Laser Ablation in Liquid of Graphite Target [PDF]

open access: yesEngineering and Technology Journal, 2016
In this work carbon nitride was synthesized by pulsed laser ablation of graphite in ammonium solution. Fourier Transform Infrared Spectroscopy (FTIR), UV-Visible Spectrophotometer and Transmission Electron Microscopy (TEM) were used to study the bonding,
Mayyadah H. Mohsin, Khawla S. khashan
doaj   +1 more source

The MoS2/S-doped graphitic carbon nitride: synthesis and application as a composite for removing organic pollutant [PDF]

open access: yesJournal of Water and Environmental Nanotechnology, 2020
The MoS2/S-doped graphitic carbon nitride (MoS2/S-g-C3N4) was synthesized by a simple method and applied for methylene blue (MB) removal as an organic pollutant.
Mahdieh Chegeni   +2 more
doaj   +1 more source

Laser direct writing derived robust carbon nitride films with efficient photon‐to‐electron conversion for multifunctional photoelectrical applications

open access: yesCarbon Energy, 2022
Carbon nitride, an emerging polymeric semiconductor, has attracted attention in research ranging from photocatalysis to photodetection due to its favorable visible light response and high physicochemical stability.
Haotian Tan   +9 more
doaj   +1 more source

Extent of carbon nitride photocharging controls energetics of hydrogen transfer in photochemical cascade processes

open access: yesNature Communications, 2023
Graphitic carbon nitride is widely studied in organic photoredox catalysis. Reductive quenching of carbon nitride excited state is postulated in many photocatalytic transformations.
Oleksandr Savateev   +5 more
doaj   +1 more source

Metal-free polymeric carbon nitride photocatalytic bactericide: precursor-controlled killing activity of E. coli

open access: yesEnvironmental Advances, 2021
The photocatalytic sterilization activity of polymeric carbon nitride is closely related to its microstructure. In this study, four kinds of polymeric carbon nitride were prepared with melamine, dicyandiamine, thiourea and urea as precursors respectively.
Shan Ding, Yan Li, Tao Sun, Bin Xue
doaj   +1 more source

Metal-free photoanodes for C–H functionalization

open access: yesNature Communications, 2023
Organic semiconductors, such as carbon nitride, when employed as powders, show attractive photocatalytic properties, but their photoelectrochemical performance suffers from low charge transport capability, charge carrier recombination, and self-oxidation.
Junfang Zhang   +8 more
doaj   +1 more source

Advances of the functionalized carbon nitrides for electrocatalysis

open access: yesCarbon Energy, 2022
Over the past few decades, the design and development of carbon materials have occurred at a rapid pace. In particular, these porous graphene‐like carbon nitride materials have received considerable attention due to their superior structures and ...
Qianqian Fan   +8 more
doaj   +1 more source

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