Ti50.75Ni47.75Fe1.50 Sitepu H, Wright J P, Hansen T, Chateigner D, Brokmeier H G, Ritter C, Ohba T Materials Science Forum 495 (2005) 255-260 Combined synchrotron and neutron structural refinement of R-phase in Ti50.75Ni47.75Fe1.50 shape memory alloy _database_code_amcsd 0014391 4.2579 4.2579 5.2149 90 90 120 P3 atom x y z occ Uiso Ti1 0 0 0 .875 .00714 Ni2 0 0 .5249 .00587 Ti3 -.0129 .3248 .6463 .875 .00714 Ni4 -.0116 .3364 .1306 .00587 Ti5 1/3 2/3 .0150 .875 .00714 Ni6 1/3 2/3 .5301 .00587 Ti7 .0063 .6748 .3314 .875 .00714 Ni8 .0204 .6834 .8336 .00587 Ti9 2/3 1/3 -.0447 .875 .00714 Ni10 2/3 1/3 .4172 .00587