Optical properties of silver clusters formed by ion irradiationJ. C. Pivin, M. A. García, H. Hofmeister, A. Martucci, M. Sendova Vassileva, M. Nikolaeva, O. Kaitasov and J. LlopisEur. Phys. J. D, 20 2 (2002) 251-260DOI: https://doi.org/10.1140/epjd/e2002-00130-3