AM_Ti5075Ni4775Fe150 Formula: Ti.88 Ni Name: Ti50.75Ni47.75Fe1.50 Unit cell: 4.2579 4.2579 5.2149 90.0 90.0 120.0 , V=81.88 Space group: P11-3 (1)

Sitepu H , Wright J P , Hansen T , Chateigner D , Brokmeier H G , Ritter C , Ohba T , Materials Science Forum , 495 (2005) p.255-260, Combined synchrotron and neutron structural refinement of R-phase in, Ti50.75Ni47.75Fe1.50 shape memory alloy