Free standing PBN crucibles


    Characteristics:

  • High purity

  • High chemical stability

  • Low outgasing in Ultra High Vacuum (UHV)

  • Excellent thermal shock resistance

  • High electrical insulator

     

  • Anisotropic structure

  • Flexible ceramic

  • Machinable

  • Low thermal mass

    Applications:

    Crucibles:

  • Evaporation of pure metals in UHV Molecular Beam Epitaxy (MBE)

  • Vertical Gradient Freeze (VGF) processes

  • Vertical Bridgman (VB) and Horizontal Bridgman (HB) processing

  • Liquid Encapsulated Czochralski (LEC) crystal growth

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Acknowledgements:
VEECO COMPOUND
SEMICONDUCTOR INC.


Machined PBN


     

  • Electrical insulators and thermocouple tubes

  • Effusion cell heater components

  • Spacers and insulating washers

  • High precision Helix Support Rods

  • Tubes

  • PG heater elements

    Others:

  • Components for rapid thermal processing

  • Dedicated sample heaters

  • Wafer annealing and handling equipment

  • Metallorganic CVD components

  • Evaporation crucibles and heaters

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