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Facilities:

Home-built 3He MFM with vector magnet capabilities:

 

Specifications:

  • Temperature range: 0.5 K - 300 K
  • Magnetic fields: 2-2-9 T in x-y-z direction
  • Detection scheme: Optical fiber interferometry
  • Multi-sample stage for comparative studies
  • Operating inside a vibration-isolation building

 

 

Home-built 4He MFM:

Tip & Fiber are well-aligned and we are ready to scan:

Specifications:

  • Temperature range: 4.5 K - 300 K
  • Magnetic field: 7 T in z direction
  • Detection scheme: Optical fiber interferometry
  • Multisample stage for comparative studies

 

 

In-situ Omicron VT-SPM with DC magnetron sputtering system:

Specifications:


1)Omicron VT-SPM

  • Temperature range: 20 K - 300 K
  • Vacuum: up to 10-10 Torr
  • Detection scheme: laser beam-deflection
  • Multisample carousell
  • Modes: MFM, AFM, PFM, EFM, conductive AFM, STM
  • in-situ sample transfer from sputtering system

2)DC magnetron sputtering system

  • Vacuum: up to 10-10 Torr
  • Sample heating range: up to 900℃
  • Target size: 1.55 inch

 

 

Park Systems room temperature AFM:

Specifications:

  • Commercial SPM operating under ambient conditions
  • Home-built variable temperature stage (0°C - 100°C)
  • Modes: MFM, AFM, PFM, EFM, conductive AFM
  • Detection scheme: laser beam deflection

 

 

Tunnel diode oscillator setup:

LEFT: TDO setup inside the closed cycle refrigerator; RIGHT: temperature dependent penetration depth measurements in an s-wave superconductor.

Specifications:

  • Temperature range: 3.6 K - 300 K
  • Magnetic field: 9 T in z-direction
  • Operating frequency: 32 MHz
  • Stability: +/- 0.5 Hz
  • Highly sensitive spiral coil type; G-factor ~ 0.1 nm/Hz

 

 

Transport properties:

Specifications:

  • Temperature range: 0.3 - 320 K
  • Magnetic field range: 0 - 9 T
  • 17 electrical leads available
  • Measurement modus: 4-probe resistivity, Hall, Heat capacity, AC transport, optical excitation via fiber optics

 

 

MPMS:

Specifications:

  • Quantum Design Magnetic Properties Measurement System "MPMS5"
  • Temperature range: 2 - 300 K
  • Magnetic field: 0 - 5 T

 

 

Sample growth lab:

coming soon!

 

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