▎ 摘　　要

NOVELTY - Synthezing the thermally reduced graphene oxide-gold-silicon oxide hybrid nanoparticles from the thermally reduced graphene oxide, comprises: (i) synthezing the graphene oxide by electrochemical exfoliation method, using a cylindrical graphite rod as cathode and anode; (ii) filtering slurry (graphite oxide and electrolyte) of the exfoliation in step (i) using HM2 filter paper to collect graphite oxide; (iii) sonicating the collected graphite oxide of step (ii) in ethanol using probe sonicator for 20 minutes; (iv) filtering again the collected graphite oxide of step (iii) with HM2 filter paper; (v) thermally reducing the collection of step (iv) (inside borosil beaker) of the preoxidized graphite powder at 650 degrees C for 30 minutes at a heating rate of 20 degrees C/minutes followed by cooling process carried out inside the muffle furnace itself; and (vi) confirming the collected material was thermally reduced graphene oxide using Raman spectroscopy and X-ray diffraction analysis (XRD) analysis. USE - The method is useful for synthezing thermally reduced graphene oxide-gold-silicon oxide hybrid nanoparticles which is used in field-effect transistors, ultrasensitive sensors, transparent electrodes, and novel nanocomposites. ADVANTAGE - The method is simple and cost effective. DETAILED DESCRIPTION - Synthezing the thermally reduced graphene oxide-gold-silicon oxide hybrid nanoparticles from the thermally reduced graphene oxide, comprises: (i) synthezing the graphene oxide by electrochemical exfoliation method, using a cylindrical graphite rod as cathode and anode; (ii) filtering slurry (graphite oxide and electrolyte) of the exfoliation in step (i) using HM2 filter paper to collect graphite oxide; (iii) sonicating the collected graphite oxide of step (ii) in ethanol using probe sonicator for 20 minutes; (iv) filtering again the collected graphite oxide of step (iii) with HM2 filter paper; (v) thermally reducing the collection of step (iv) (inside borosil beaker) of the preoxidized graphite powder at 650 degrees C for 30 minutes at a heating rate of 20 degrees C/minutes followed by cooling process carried out inside the muffle furnace itself; (vi) confirming the collected material was thermally reduced graphene oxide using Raman spectroscopy and X-ray diffraction analysis (XRD) analysis; (vii) depositing the thermally reduced graphene oxides over the 2 mm thick stainless steel and quartz substrate (dimensions of both the substrates of 1x bx t is 10x 5x 2 mm), where the average thickness of the deposited layer was approximately 2 mm; (viii) after the deposition of the thermally reduced oxides, keeping both the substrates (stainless steel and quartz substrate) inside the muffle furnace simultaneously at a room temperature to 950 degrees C; (ix) selecting heating rate for the muffle furnace to reach 950 degrees C from room temperature of 20 degrees C/minutes at a temperature 950 degrees C both the substrates is kept simultaneously inside the muffle furnace for 30 minutes (temperature holding time); (x) carrying cooling process simultaneously (in both the substrate) inside the muffle furnace for 6 hours; (xi) carrying out both the substrates from the muffle furnace for the further investigation, where sample over the stainless substrate was termed as EX-27F-SS-950 and sample over the quartz substrate was termed as EX-27G-QU-950; and (xii) obtaining thermally reduced graphene oxide, gold and silicon oxide hybrid nanoparticles, and converting the black color of the thermally reduced graphene oxide into light cream color in the substrates. DESCRIPTION OF DRAWING(S) - The figure illustrates the graphical abstract for the synthesis of the reduced graphene oxide-Silicon-gold hybrid nanoparticles. Graphite anode (1) Graphite cathode (2) Borosil beaker containing 1 M sulfuric acid (3) Electrochemical cell (4) Exfoliated graphite oxide (5)