Jan 25, 2022 · Herein, a family of ultrafine metal oxide/reduced graphene oxide (rGO) nanocomposites are synthesized through a heterogenous nucleation and diffusion-controlled growth process for dye...

Sep 27, 2024 · For the first time, a one-pot synthesis of reduced graphene oxide (rGO) is reported avoiding the use of a post-synthesis chemical or thermal reduction of the graphene oxide that requires further...

Aug 1, 2014 · The commercial and synthesised few-layer graphene oxide, prepared using oxidation reactions, and few-layer reduced graphene oxide samples were structurally and chemically investigated by the X-ray diffraction (XRD), transmission electron microscopy (TEM) and electron spectroscopy methods, i.e. X-ray photoelectron spectroscopy (XPS) and ...

Jun 25, 2023 · The morphological characteristics of GO and rGO can be explained using scanning electron microscopy (SEM) and transmission electron microscopy (TEM). SEM is beneficial for the inquiry of structural morphology of the GO, rGO.

Efficient reduction of GO was performed, using cellular extracts of three algal strains. The rGO were characterized by SEM, TEM, UV-Visible spectroscopy, XRD, FTIR, Raman spectroscopy, Zeta...

May 15, 2015 · Here, we report the synthesis of RGO by sonication-assisted oxidation of graphite in a solution of potassium permanganate and concentrated sulfuric acid followed by reduction with ascorbic acid...

Nov 17, 2024 · In this work, we performed in-situ transmission electron microscopy (TEM) study of rGO. The changes occurring during GO’s thermal reduction process were analyzed by exploring the selected area electron diffraction (SAED) and …

Jul 15, 2020 · XRD, SEM, TEM, HRTEM, XPS, Zeta potential, EDX, AFM, and UV–Vis spectroscopy confirmed the successful stable attachment of Ag NPs on the RGO surface. In addition to protecting human health and the environment as a sustainable compound, the celery seeds extract could be employed to act as a reducing agent as well as an effective capping agent.

Nov 9, 2020 · Graphene oxide (GO) prepared from graphite powder using a modified Hummers method and reduced graphene oxide (rGO) obtained from GO using different reductants, i.e., sodium borohydride, hydrazine, formaldehyde, sodium hydroxide and L-ascorbic acid, were investigated using transmission electron microscopy, X-ray diffraction, Raman, infrared and ...

We present a simple chemical approach to obtain bulk quantities of multifunctionalized reduced graphene oxide (rGO) that combines chemical doping and functionalization using the thiol-ene click reaction.