A novel design of coplanar 8-bit ripple carry adder using field-coupled quantum-dot cellular automata nanotechnologySankit Kassa, Neeraj Kumar Misra, Seyed Sajad Ahmadpour, Vijay Lamba and Narendar VadthiyaEur. Phys. J. Plus, 138 8 (2023) 731DOI: https://doi.org/10.1140/epjp/s13360-023-04369-4