Miyazaki, Kunimasade Schepper, I. M.2004-12-032004-12-0320012001http://hdl.handle.net/2003/166410.17877/DE290R-11442enThe American Physical SocietyPhysical Review Letters530Exact Calculation of the Linear Term in the Density Expansion of the Dynamic Structure Factor of a Dilute Gas10.1103/PhysRevLett.87.214502article (journal)