Alternative IR geometries for TESLA with a small crossing angle
  The formulation of hybrid crossing angle schemes has been a recent development of the TESLA collision geometry debate. Here we report on two such schemes, characterised by either a small vertical or horizontal beam crossing angle. 
R. Appleby, D. Angal-Kalinin (ASTEC), P. Bambade (LAL), B. Mouton   (LAL), O. Napoly (DAPNIA), J. Payet (DAPNIA), the TESLA ...