Laser heated pedestal growth (LHPG) : high temperature furnace

LHPG furnace for rods or fibers growth of materials up to 3000°

The Laser Heater Pedestal Growth (LHPG) system from ECM Lab Solutions is a high temperature furnace utilizing a high energy laser beam focused on a localized area of the rod sample. The furnace can reach temperatures up to 3000°C. It operates based on the floating zone technique using one rod of the grown material, or operated using a seed and feeding rod to provide the melted drop. Both of these solutions are possible thanks to the independent vertical conversion between the upper and lower holders in the furnace. The rod movement is perfectly synchronized using the Cyberstar control software, which is included with the furnace. It can be used to obtain crystal rods or fibers depending on the independent speed translation programming of the upper and the lower holders. This specific design of the furnace makes it ideal for laboratory use, universities, and R&D centers.

Technical specifications

Features

  • Operating temperature up to 2750°C
  • Precise pressure regulation system
  • Equipped with quartz (or sapphire) window view ports
  • Operating security loop system
  • Primary vacuum, inert gas, reductive and oxidizing atmospheres
  • Chamber capabilities for primary and secondary vacuum
  • Laser power up to 400W

Precise and synchronized upper an lower translations

With a resolution up to 0.01 mm/h

Water cooled chamber

Water cooled chamber up to 3000°C

Integration

Flexibility to include monitoring and analysis equipment

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