ATTACKS ON IRANIAN SCIENTISTS

Jan 2012 - Mostafa Ahmadi Roshan, a professor at the Technical University of Tehran, died after bomb was placed on his car by a motorcyclist 

Mr Ahmadi-Roshan supervised a department at an uranium enrichment facility in Isafahan

Nov 2010 - Majid Shahriari, member of nuclear engineering faculty at Shahid Beheshti University, killed in Tehran after bomb attached to his car by motorcyclist in Tehran. Another scientist, Fereydoon Abbasi Davani - future head of the Atomic Energy Organisation of Iran - is hurt in a separate attack

Jan 2010 - Massoud Ali Mohammadi, a physics professor, died when a motorcycle rigged with explosives exploded near his car