3D-printed carbon nanoparticle monoliths enabling ultrahigh mass loading of NiCoAl layered double hydroxides for asymmetric supercapacitors

. These results highlight the synergistic effect of 3D-printed electrode architectures and Al-modified NiCoAl-LDH, offering a promising pathway toward the design of high-performance monolithic electrodes for advanced supercapacitors and related electrochemical energy storage applications.