Electron impact elastic scattering from methane and silane molecules Dibyendu Mahato, Lalita Sharma, Allan D. Stauffer and Rajesh Srivastava Eur. Phys. J. D, 73 8 (2019) 189 Published online: 27 August 2019 DOI: 10.1140/epjd/e2019-100060-5