Flexible zinc-ion hybrid supercapacitors with high energy density and long cycling life enabled by the microfluidic assembly of MXene composite fibers

Key Points

• The aim is to develop zinc-ion hybrid supercapacitors (ZIHSCs) with high energy density and long cycling life through advanced assembly techniques.
• Utilized microfluidic wet-spinning technology to prepare well-aligned MXene/MnO2 battery cathode and rGO/MXene capacitor anode.
• Assembled flexible ZIHSCs using the prepared electrodes.
• The flexible ZIHSCs demonstrated high energy density, enhancing their performance for energy storage.
• Cycling stability was excellent, indicating a long lifespan for the devices.