Archerite
Nelmes R J, Meyer G M, Tibballs J E
Journal of Physics C: Solid State Physics 15 (1982) 59-75
The crystal structure of tetragonal KH2PO4
and KD2PO4 as a function of temperature
Sample: T = 263 K
_database_code_amcsd 0013167
7.4794 7.4794 6.995 90 90 90 I-42d
atom       x      y      z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K          0      0     .5      .0259  .0259  .0163      0      0      0
D     .14736 .22010 .12113  .5  .0205  .0238  .0255 -.0005 -.0026 -.0033
P          0      0      0      .0139  .0139  .0174      0      0      0
O     .14839 .08108 .12554      .0182  .0184  .0227  .0025 -.0072 -.0049