Look at our early contribution to functional additive manufacturing technology, where silver conductive traces were applied onto 3D flexible surfaces like on an inflated balloon and even onto the head of an insect!
Citation
Mastropietro, M., Rawson, I., Akhavan, V., Chen, X., & Church, K. (2014, October). p3D Micro Dispensing & Photonic Curing of Silver Nanoparticle Inks on Low Thermal Stability Molded Plastic Parts. In International Symposium on Microelectronics (Vol. 2014, No. 1, pp. 000882-000886). International Microelectronics Assembly and Packaging Society.