To change moderator density from 1.1929 g.cm^3: ! Moderator D2O ! Atom purity - 99.91 % ! Density 1.0829 - g/cm3 ! Temperature - 346 K ! COMPUTE DENSITY AND WGT% FOR MODERATOR INFO: :: TMP: <> K PUR: <> ATM% CALC DENS WATER >>Dmod<< LIB: WIMSD4 FIL: IAEALB ISO: 3 <> <> <> CALC WGT% D2O >>wgt1Hm<< >>wgt2Dm<< >>wgtOXm<< ; [Add the following lines:] Evaluate Dmod := Dmod 0.9 * (or other value of factor)