The production of electrodes for microsupercapacitors based on MoS2-modified reduced graphene oxide aerogels by 3D printing

• 3D printing enables fabrication of MSC electrodes with stable macrostructure and GA-crosslinked micropore structure. • Surface modification with MoS2 nanosheets significantly enhances electrochemical performance. • Achieved ultra-high areal capacitance of 3.99 F cm−2 and energy density of 1997 mWh cm−2. • The method offers a simple, efficient route for high-performance MSC electrodes suitable for portable electronics.