▎ 摘　　要

NOVELTY - Graphene nanoribbon aqua-gel has a has the open pore. USE - Graphene nanoribbon aqua-gel. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) a method for preparing graphene nanoribbon aqua-gel, which involves preparing a graphene oxide nanoribbon dispersion; and (2) immersing a metal template in the graphene oxide nanoribbon dispersion to form a graphene nanoribbon hydrogel with graphene nanoribbons laminated on the surface of the metal template; and (3) an electrochemical device comprising the graphene nanoribbon hydrogel.