Lr

Lawrencium

Actinide

Lawrencium is a synthetic element named after Ernest Lawrence, inventor of the cyclotron. Only a few atoms have ever been made.

Key Facts

Atomic Number
103
Atomic Weight
266
State
Solid
Half-life
11 hours (Lr-266)
Discovered
1961
Albert Ghiorso, Torbjørn Sikkeland, Almon E. Larsh, Robert M. Latimer

Overview

Description

Lawrencium is a synthetic element named after Ernest Lawrence, inventor of the cyclotron. Only a few atoms have ever been made.

Discovery

Lawrencium was discovered in 1961 by Albert Ghiorso, Torbjørn Sikkeland, Almon E. Larsh, Robert M. Latimer.