Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:X-rays
|
| gptkbp:component |
vacuum tube
anode cathode filament target |
| gptkbp:enables |
control of X-ray energy
control of X-ray intensity |
| https://www.w3.org/2000/01/rdf-schema#label |
Coolidge tube
|
| gptkbp:introducedIn |
1913
|
| gptkbp:inventedBy |
gptkb:William_D._Coolidge
|
| gptkbp:materialOfFilament |
tungsten
|
| gptkbp:materialOfTarget |
tungsten
|
| gptkbp:operates |
thermionic emission
high vacuum |
| gptkbp:replacedBy |
gptkb:Crookes_tube
|
| gptkbp:significance |
first practical X-ray tube with controllable output
|
| gptkbp:usedFor |
X-ray generation
|
| gptkbp:usedIn |
scientific research
medical imaging industrial radiography |
| gptkbp:bfsParent |
gptkb:William_Coolidge
|
| gptkbp:bfsLayer |
6
|