▎ 摘　　要

NOVELTY - Vertical graphene nanobelt comprises silicon chip, and graphene nanobelt, where graphene is kept in a vertical by single wall carbon nanotube. USE - Vertical graphene nanobelt used for super capacitor (claimed). DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of nanobelt comprises ultrasonically cleaning silicon chip with methanol, acetone and isopropyl ketone, introducing dry nitrogen gas, sequentially depositing 8-12 nm thick aluminum oxide, and 0.7-1.2 nm thick iron by electron beam evaporation system; setting furnace temperature to 700-800 degrees C, total flow rate of hydrogen gas at 200 plus minus 10 sccm, acetylene at 2 plus minus 0.5 sccm, and deionized water at 200 plus minus 10 sccm, total pressure to 25 plus minus 1 Torr, and power at 30-35 W, placing prepared silicon chip parallel to 0.3-0.5 cm tungsten filament, reacting for 30 seconds, taking tungsten filament, setting power to 0, regulating air pressure to 6.4 Torr, reacting for 15 minutes; taking four parallel tungsten filament, putting into furnace at 700 degrees C, flow rate of hydrogen gas at 200 plus minus 10 sccm, methane at 0.1-0.75 sccm, and deionized water at 15 sccm, total air pressure of 25 plus minus 1 Torr, and 65-75 W, placing single-walled carbon nanotube vertical array parallel to silicon chip, and reacting for 30-120 minutes.