Time-resolved scanning tunneling microscopy systemPDF (Brochure)
✔Collaboration with Prof. Shigekawa group (University of Tsukuba)
✔This project was supported by A-STEP, JST.
Compact optical pump-probe system
●Temporal resolution ~ 80 ps
●Easy operation & maintenance
●Stable laser illumination on sample surface
●Integration into an existing STM system possible
※The optical system alone can be purchased.
Nanoscale carrier dynamics measurement
●Spatial resolution ~ 1 nm
●Long-term time-resolved measurements (~ 1 day)
|Performance test1:Time-resolved tunneling current of low temperature grown GaAs (T = 300 K)||Performance test2:Relaxation time mapping of GaAs(110) surface (T = 6 K)|
●Semiconductor surfaces, heterostructures
●Transition metal dichalcogenides
●Solar cell materials, etc.
Time-resolved multiprobe microscopy system
Carrier dynamics measurement of micro samples on insulating substrate
●Sample and probe observation using a long-focus microscope
Demo measurement conditions
●Temperature: 77 K or 300 K