ROTTERDAM :A Dutch court on Thursday sentenced a former employee of semiconductor firms ASML and NXP to three years in prison for sharing sensitive company technology with a contact in Russia, in violation of European Union sanctions. The Rotterdam court convicted German Aksenov, 43, of computer intrusion and illegally providing technical assistance to Russia. Dutch semiconductor firm NXP told Reuters it had cooperated with prosecutors. ASML, the world's top chipmaking equipment supplier,