Hydrate - propane Rawn C J, Rondinone A J, Chakoumakos B C, Circone S, Stern L A, Kirby S H, Ishii Y Canadian Journal of Physics 81 (2003) 431-438 Neutron powder diffraction studies as a function of temperature of structure II hydrate formed from propane Sample: T = 12 K, C3H8*17D20 _database_code_amcsd 0012175 17.092 17.092 17.092 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso C10 .4182 .3313 .4203 .042 .0281 C11 .3927 .4014 .3740 .042 .0281 C12 .3181 .3922 .3307 .042 .0281 H13 .470 .339 .452 .042 .0281 H14 .367 .319 .462 .042 .0281 H15 .419 .281 .381 .042 .0281 H16 .389 .453 .413 .042 .0281 H17 .440 .415 .332 .042 .0281 H18 .271 .379 .373 .042 .0281 H19 .323 .342 .291 .042 .0281 H20 .303 .445 .297 .042 .0281 O1 .1823 .1823 .3693 .0152 O2 .2187 .2187 .2187 .0152 O3 .125 .125 .125 .0152 D4 -.0163 -.021 .149 .5 .042 D5 .1453 .1453 .369 .5 .042 D6 .192 .192 .316 .5 .042 D7 .208 .208 .270 .5 .042 D8 .160 .160 .160 .5 .042 D9 .183 .183 .183 .5 .042