Description & History
irid·i·um (1804):
a silver-white hard brittle very heavy metallic element
|
|
Element
| Symbol | Ir |
| Z | 77 |
| Atomic Weight | 192.199997 |
|---|
| Density | 22.4200001 |
|
Edge Energies
(keV)
| K | 76.1119995 |
|---|
| L1 | 13.4239998 |
|---|
| L2 | 12.8240004 |
|---|
| L3 | 11.2150002 |
|---|
| M | 3.17199993 |
|---|
| K-alpha | 64.8860016 |
|---|
| K-beta | 73.5490036 |
|---|
| L-alpha | 9.17300034 |
|---|
| L-beta | 10.7060003 |
|---|
|
Edge jumps
| K | 5.17625856 |
|---|
| L1 | 1.15978658 |
|---|
| L2 | 1.40999997 |
|---|
| L3 | 2.38700008 |
|---|
|
Fluorescence
yield
| K | 0.962000012 |
|---|
| L1 | 0.119999997 |
|---|
| L2 | 3.17199993 |
|---|
| L3 | 64.8860016 |
|---|
|
