Atomic and nuclear physics

Incandescent cathode tubes heated directly; gold anode embedded in copper block; with screw thread for cooling element and 2-pole pin contact for cathode heating; suitable for X-ray (554 800 and 554 801).

• Max. emission current: 1 mA
• Max. anode voltage: 35 kV
• Focal spot size: approx. 2 mm²
• Minimum length of operation: 300 hours
  • Diameter: 4.5 cm
  • Length: 20 cm
  • Mass: 0.3 kg

  Kat.-Nr.	Anode material	Characteristic radiation	Absorber foil
  554 861	Molybdenum (Z=42)	Kα = 71.1 pm (17.4 keV) Kβ = 63.1 pm (19.6 keV)	Zirconium
  554 862	Copper (Z=29)	Kα = 154 pm (8.04 keV) Kβ = 139 pm (8.91 keV)	Nickel
  554 863	Iron (Z=26)	Kα = 194 pm (6.40 keV) Kβ = 176 pm (7.06 keV)
  554 864	Tungsten (Z=74)	Lα = 148 pm (8.39 keV) Lβ = 128 pm (9.67 keV)
  554 865	Silver (Z=47)	Kα = 56.1 pm (22.1 keV) Kβ = 49.7 pm (24.9 keV)
  554 866	Gold (Z=79)	Kα = 128 pm (9.71 keV) Kβ = 108 pm (11.4 keV)