TY - JOUR AU - Takashi Okaji AU - Hubert Kalf AU - Osanobu Yamada TI - The Dirac operator with mass $m_0 \ge 0$: non-existence of zero modes and of threshold eigenvalues JO - Documenta mathematica PY - 2015 SP - 37 EP - 64 VL - 20 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/485/ DO - 10.4171/dm/485 ID - 10_4171_dm_485 ER -