Ab Initio Calculation of Solid-State NMR Spectra for Different …
Aug 22, 2007 · We present a comprehensive theoretical study of the structure and NMR parameters of a large number of triazine and heptazine based structure proposals for g-C3N4 in different condensation states. T...
1 H and 13 C NMR spectra of g-C3N4, C3N4ZnxOy, and ZnO
Download scientific diagram | 1 H and 13 C NMR spectra of g-C3N4, C3N4ZnxOy, and ZnO samples. The spectra were obtained at a MAS spinning rate of 8 kHz and the symbol * represents the...
(A) Solid-state NMR spectra of ¹³C and basic g-C3N4 triazine unit ...
It is found that bulk- and nanosheet-g-C3N4 were highly insulating (resistivity ρ ∼ 10⁸ Ω cm unchanged with temperature), resembling layered van der Waals materials such as graphite fluoride...
Surface modified C, O co-doped polymeric g-C3N4 as an efficient ...
Dec 15, 2019 · Herein, a surface-modified g-C 3 N 4 was synthesized by the co-condensation of urea + thiourea and 2-methyl imidazole. Physicochemical characterizations reveal that O and C are co-doped, as evident by the XPS and solid-state NMR spectroscopy.
Solid state ¹³C NMR of C3N4@ TNT and N-TNT - ResearchGate
A Pd–C3N4@titanate nanotube (Pd–C3N4@TNT) catalyst workable in water medium, robust against leaching and agglomeration was prepared in a facile synthetic procedure using quite common...
Strong ferromagnetism of g-C3N4 achieved by atomic ... - Nature
Apr 20, 2023 · In this work, we propose a strategy to enhance the ferromagnetism of 2D graphite carbon nitride (g-C 3 N 4), which is facilitating the short-range exchange interaction by introducing...
Ab initio calculation of solid-state NMR spectra for different …
Sep 13, 2007 · We present a comprehensive theoretical study of the structure and NMR parameters of a large number of triazine and heptazine based structure proposals for g-C3N4 in different condensation states. This approach includes a detailed investigation of cyclic melon which tends toward the formation of dens …
From 1D to 3D Graphitic Carbon Nitride (Melon): A Bottom-Up …
Dec 2, 2021 · In this study, an ordered mesoporous g-C3N4 (ompg-C3N4) photocatalyst was synthesized successfully using silica material SBA-15 as the hard template via an impregnation method at different calcinations temps.
Simultaneous bulk and surface modifications of g-C3N4 via …
Mar 1, 2025 · In this work, a high-temperature ScCO 2 /methanol/acetonitrile (ScCO 2 /MeOH/MeCN) post-treatment strategy is developed to simultaneously modify the bulk and surface structures of g-C 3 N 4, using ScCO 2 as a penetrant and a small amount of MeOH/MeCN mixture as modifiers.
Synthesis of 13C-,15N-Labeled Graphitic Carbon Nitrides and NMR …
May 22, 2017 · In this study, we present that solid-state NMR (SSNMR) analysis for 13 C- and 15 N-labeled g-C 3 N 4 prepared from urea offers an unparalleled structural view for the heterogeneous in-plane structure of g-C 3 N 4 and most likely for its moieties.