Description & History
ra·di·um (1899):
an intensely radioactive brilliant white metallic element that resembles barium chemically, occurs in combination in minute quantities in minerals (as pitchblende or carnotite), emits alpha particles and gamma rays to form radon, and is used chiefly in luminous materials and in the treatment of cancer
|
|
Element
| Symbol | Ra |
| Z | 0 |
| Atomic Weight | -1.99985075 |
|---|
| Density | 0. |
|
Edge Energies
(keV)
| K | 2.10053062 |
|---|
| L1 | 2.33094978 |
|---|
| L2 | 2.00911665 |
|---|
| L3 | 2.33094978 |
|---|
| M | 2.0189085 |
|---|
| K-alpha | -1.99987841 |
|---|
| K-beta | 3.84070563 |
|---|
| L-alpha | -1.99986362 |
|---|
| L-beta | 2.10064292 |
|---|
|
Edge jumps
| Edge jumps can not be calculated for z < 10 |
|---|
|
Fluorescence
yield
| K | 2.01948357 |
|---|
| L1 | 1.40129846E-45 |
|---|
| L2 | 2.0189085 |
|---|
| L3 | -1.99987841 |
|---|
|
