2008 release of the E=MC2 album. The album name means (E) Emancipation = (MC) Mariah Carey to the second power. It is a play on Einstein's famous mass energy equivalence formula. The 11th studio album of her career, E=MC½ is the follow-up to The Emancipation Of Mimi, Mariah's worldwide 10 million selling #1 album, which generated three Grammy awards and countless more industry honors during its 18-month stay on the charts. In addition to C. Tricky Stewart and The-Dream, other guest producers joining Mariah on E=MC½ include Jermaine Dupri, DJ Toomp, Stargate, Will I Am, Bryan Michael Cox, Nate "Danjahandz" Hills and James Poyser.