First-principles calculations of SO2 sensing with Si nanowiresAleandro Antidormi, Mariagrazia Graziano, Gianluca Piccinini, Luca Boarino and Riccardo RuraliEur. Phys. J. B, 89 12 (2016) 275DOI: https://doi.org/10.1140/epjb/e2016-70575-6