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Possible research topics for graduate students and postdocs

Thermal Noise

  • Mechanical Q measurement (sapphire fiber, blade spring, bonding, coatings, ...)
  • Evaluation of sapphire suspension thermal noise
  • Evaluation of thermal noise of integrated cryo-payload
  • Design of new sapphire blade spring
  • Measurement of violin mode of sapphire suspension fibers and their subtraction from data


  • Development of high-sensitivity local displacement sensor at low temperature
  • Development of frosting removal on mirror by using CO2 laser or heater
  • Evaluation of low-magnetism black-coating (optical absorption at 1064nm ...)
  • Optical absorption measurement of sapphire mirror at low temperature
  • Development of non-contact temperature measurement method of mirror

KAGRA/KSC/EducationTraining/ResearchTopics (last edited 2021-04-12 23:25:37 by terrence.tsang)