Media type: E-Article Title: Noncommutative harmonic analysis on semigroup and ultracontractivity Contributor: Xiong, Xiao imprint: Indiana University Mathematics Journal, 2017 Published in: Indiana University Mathematics Journal Language: English DOI: 10.1512/iumj.2017.66.6221 ISSN: 0022-2518 Keywords: General Mathematics Origination: Footnote: