The Gadget

E15286

nuclear explosive device plutonium implosion device prototype nuclear weapon

"The Gadget" was the codename for the first nuclear explosive device ever detonated, tested by the United States at the Trinity site in New Mexico in 1945.

Statements (47)

Predicate	Object
instanceOf	nuclear explosive device → plutonium implosion device → prototype nuclear weapon →
associatedProgram	U.S. World War II atomic bomb program →
codenameFor	first nuclear explosive device ever detonated →
coreShape	plutonium pit →
country	United States →
countryOfOrigin	United States →
dateYear	1945 →
designType	implosion-type nuclear device →
detonatedBy	United States Army → United States Army Corps of Engineers →
detonationMethod	tower detonation →
developedBy	Los Alamos Laboratory →
developedUnder	Manhattan Engineer District →
era	World War II →
fissileMaterial	plutonium-239 →
followedBy	Fat Man bombing of Nagasaki →
fundedBy	United States government →
historicalSignificance	beginning of the nuclear age → first man-made nuclear explosion →
legacy	foundation for subsequent nuclear weapons design →
locationRegion	Jornada del Muerto desert →
militaryDirector	Leslie R. Groves Jr. →
nicknameLanguage	English →
notUsedInCombat	true →
oversightAgency	U.S. Army Corps of Engineers Manhattan District →
partOf	Manhattan Project →
projectDirector	J. Robert Oppenheimer →
purpose	proof of concept for Fat Man bomb → test of plutonium implosion design →
relatedWeapon	Fat Man →
resultedIn	radioactive fallout in surrounding area →
safetyTesting	preceded by non-nuclear implosion tests →
state	New Mexico →
technology	explosive lens implosion system →
testDate	1945-07-16 →
testedAt	Trinity test site →
testedIn	New Mexico →
testedNear	Alamogordo →
testEnvironment	atmospheric nuclear test →
testName	Trinity →
testSeries	Trinity →
testTime	05:29:21 local time →
towerHeight	about 30 meters →
usedExplosives	conventional high explosives for implosion →
yield	about 21 kilotons of TNT →

Referenced by (3)

Subject (surface form when different)	Predicate
Trinity test device →	codeName
Trinity →	deviceNickname
Trinity test site, New Mexico →	weaponNickname