IBS Institute for Basic Science
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Time-resolved magneto-optic Kerr effect (TR-MOKE) and Time-domain thermoreflectance (TDTR) measureme

equipment explanation
Model Customed
Operating time SUN(00:00~24:00)
MON(00:00~24:00)
TUE(00:00~24:00)
WED(00:00~24:00)
THU(00:00~24:00)
FRI(00:00~24:00)
SAT(00:00~24:00)
Location 86191
inquiry Kyung-Hun Ko
010-5334-8658
dmdhdhdn@naver.com
Reservation

Time-resolve magneto-optic Kerr effect (TR-MOKE) system: measurement of magnetization dynamics in subpicosecond time-scale.
Time-domain thermoreflectance (TDTR) system: measurement of thermal properties of thin films.

 

* Light source: Coherent Camelon
  - Wavelength: 784 nm
  - Pulse width: 100 fs
* Main instruments
  - Radio frequency modulator; Eletro-optic modulator (EOM)
  - Radio frequency signal amplifier; SR844 lock-in amplifier
  - Mechanical delay stage - 600 mm travel length
* Experimental ability
  - Spatial resolution: ~ 2 um
  - Time resolution: ~ 1 ps
  - Maximum delay time: ~ 4 ns
  - Kerr rotation resolution: ~1 nrad
  - Beam power: ~ 200 mW

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