135195 > ATOMIC ENEMGY F. B. Forzel, Program 6 (Norv. 22, 1952) $4 PURPOSE OF TESTS > vb 66-767 # 7¥8 With due regard for the preliminary nature of teste results to date, it {is useful and probably Justified to draw some tentative conclusions. 7 ‘The interest in blast on Operation Ivy falls into three phases, which formed the framevork of Program 6, Firat, Decnase of the large aize of the veapon, the earth's atuonyhere 3 3 : can no longer be consideredhoangeneous in stulyingits blast hyrodynunics. On the scale of these boubs, particularly MIKE, at pressures of practical & interest, the bosbwasLiterally burst inarelatively thin lejer of air at J a> ee, eee surfaces.meet of tho blast wave propagatedin anear vacuum at highaltitede vherescund velocities arelow andvindsare highsodvariable. ae In addition, largescale) attervinds|from theriseofthe MIKEfivebell were : t ee oe eta, iw ¢ “ Mite ie te Zi ee TE eet OD ee “ear | Dosterand Tumbler verelargely ° BED ser ulseks a : ‘Socmernedwith neagurementa overessentiallypoormurfucos, withhighheights. gk Ee fo - “er ot bet i et, , tcpcees ork cers intheetota Miaetrssigectad arfundtobe seriou ag <r tAgeoe bp ee ra ees: . seeSag iy rt “He, ae . See ee ariae re Chawaz : _ in z Bee weensoy “ a? tapeae “gate wh ty ge 4, ee ei weBe whatee OU| “On8 aes f ae Aire Sot ake y_Duntersnaber-Iy,danignetostutytbeeffectofGromwetuce 12 i Seat ch 4 « renadt hart Me, Py aom he ic 2 a . Pp 2 tee 3 o co, r 1 m] o ba) ‘sequenc ” — oe om, DP G.. ae . ree: |meattmesteryManeeslaah . ene a ot or RS ybat20otertsavailable«at eee aeaedn‘these i> ef 2 rae Me ves PS ee i “to pe ata uns * ee“spawed meanttr heneeate mane yn , J TORE ian nmeiet vosfeinttn