Item (United States)

متى

24 مايو 1951

النوع

تجربة نووية

القدرة (kt)

46

الموقع

Enewetak

إحداثيات

11.30° N, 162.15° E

Yield kt

45.5

Type

tower

Purpose

weapons development programme

Reported by

DOE

1951 American nuclear test

Greenhouse Item was an American nuclear test conducted on May 25, 1951, as part of Operation Greenhouse at the Pacific Proving Ground, specifically on the island of Engebi in the Enewetak Atoll in the Central Pacific Ocean. This test explosion was the first test of a boosted fission weapon, and the second instance of artificial thermonuclear fusion, following the Greenhouse George test on May 9.

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