Main Instruments

1. Femtosecond laser combined LT-STM/AFM system

Createc STM/AFM:

Lowest working temperature 5K±5mK; XY drift:<0.003nm/min; Helium consumption:<1L/day;

Frequency resolution:20mHz; Q factor of qPlus sensor:>80,000

Maitai HP laser:

Pulse duration:<100fs; Average power:>2.5W; Wavelength:690-1020nm(with BBO:345-510nm) ;

Repetition frequency:80MHz

 

2.Our home-made LT-STM

Homemade STM:

Lowest working temperature: 5.4K±5mK; XY drift at LHe:<0.1pm/min ; Helium consumption:<1L/day

Nanosecond laser:

Pulse duration:<20ns; Average power:>6W; Wavelength:532nm and 355nm;

Repetition frequency:30kHz or triggered externally

 

3.Vibration isolated foundation

 

4.Our home-made portable UHV chamber

 

5.Our home-made MBE doser

Doser version1(left): heating temperature>1000℃, water cooling.

Doser version2(right): heating temperature>1200℃, water cooling.

 

6. Mini MBE equipped LT-STM/AFM system

Createc STM/AFM:

Lowest working temperature 5K±5mK; XY drift:<0.003nm/min; Helium consumption:<4L/3day;

Frequency resolution:20mHz; Q factor of qPlus sensor:>80,000

1D(perpendicular to the sample)magenetic field:0~2T

 

7. Our home-made NV-AFM system

Home-made NV-AFM in ambient:

AFM: horizontal resolution <10nm; vertical resolution <300pm; Q factor >2000

Confocal: spatial resolution<700nm; photon efficiency: >200kcts/s per NV

Microwave: bandwidth <6GHz; rabi >10MHz

NV: Spin contrast> 15%; T2 >20us

 

 

 

Labaratory and Student Office:

1. B103, East of Physics Building

2. B217, Integrated Research Building(综合科研楼)

3. B120, Integrated Research Building(综合科研楼)

 

 

 

Open positions

One to two PH.D students each year.

One post-doctor position open.