Media type: E-Article Title: Exact Fermi-edge singularity exponent in a Luttinger liquid Contributor: Komnik, Andrei; Egger, Reinhold; Gogolin, Alexander O. Published: American Physical Society (APS), 1997 Published in: Physical Review B, 56 (1997) 3, Seite 1153-1160 Language: English DOI: 10.1103/physrevb.56.1153 ISSN: 1095-3795; 0163-1829 Origination: Footnote: