Am

Americium

Actinide

Americium is a synthetic radioactive element commonly used in smoke detectors. It is produced in nuclear reactors from plutonium.

Key Facts

Atomic Number
95
Atomic Weight
243
State
Solid
Half-life
7,370 years (Am-241)
Discovered
1944
Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso

Overview

Description

Americium is a synthetic radioactive element commonly used in smoke detectors. It is produced in nuclear reactors from plutonium.

Discovery

Americium was discovered in 1944 by Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso.