曼哈顿计划英文展示ppt

Oneofthegreatestprojects———TheManhattanProjectDIRECTORYBackgroundManhattanProjectAchievementsKeyfiguresTheManhattanProjectwasaresearchanddevelopmentprojectthatproducedthefirstatomicbombsduringWorldWarII.Active:1942to1946Leader:MajorGeneralLeslieGrovesFrom1942to1946,theprojectwasunderthedirectionofMajorGeneralLeslieGrovesoftheU.S.ArmycorpsofEngineers.ManhattanProjectTheManhattanProjectbeganmodestlyin1939,butgrewtoemploymorethan130,000people.ItwasledbytheUnitedStateswiththesupportoftheUnitedKingdomandCanada.Background:In1937，NaziGermanybegantoexecutethe“Uraniumprogram”（铀计划）Attheendof1941,thePearlHarborincident(珍珠港事件),theUnitedStatestookpartinthesecondworldwaranddeclearedwaronNaziGermany.SomescientistsintheUnitedStatesproposedAmericashouldcreattheatomicbombbeforetheNaziGermany.ToDecember6,1941,theUnitedStatesformallyestablishedcode-namedManhattantopsecretplan.PresidentRooseveltgivestheplanspecialpriorityaboveall.X-10GraphiteReactor（反应堆）HanfordReactorsKeyfiguresMajorGeneralLeslieGrovespresidentRooseveltJuliusRobertOppenheimer奥本海默(April22,1904–February18,1967)wasanAmericantheoreticalphysicistandprofessorofphysicsattheUniversityofCalifornia,Berkeley，whowashonouredasthefatheroftheatomicbomb.AlbertEinstein:AlbertEinstein(14March1879–18April1955)wasaGerman-borntheoreticalphysicist.Einsteindevelopedthetheoryofrelativity,oneofthetwopillarsofmodernphysics.ThefirstatomicbombexplodedonJuly16,1945,inNewMexico.OnAugust6and9,1945,theUnitedStatesdroppedtheatomicbombsinHiroshimaandNagasakiinJapan,whichallcausedhugeinjuriesanddeaths.OnAugust15,1945,theJapaneseemperordeclaredunconditionalsurrender.ThesecondWorldWarended.AchievementsFatManLittleBoyABUSINESSPLANClickheretoaddatitleexplosioninHiroshimaexplosioninNagasakiAfterthewarSourses：://en.wikipedia.org/wiki/J._Robert_Oppenheimer