MCh's AFM/STM-system is a JSPM-4500A “Ultrahigh Vacuum Atomic Force Microscope” made by JEOL. It consists out of three chambers: exchange, sample cleaning and observation chamber.

Currently, the AFM/STM has not been used for a while. An AFM/STM-training is considered for some MCh staff.

• MCh ID no.: (fill only if known)
• Nickname:
• Inventory number: (fill only if known)
• Person in charge:

• Built:
• Company:
• Specifications:
  • Vacuum:
    • Exchange chamber: 1*10^-5 Pa
    • Sample cleaning: 5*10^-7 Pa (down to 10^-7 Pa)
    • Observation chamber: < 3*10^-8 Pa
  • Pumping system:
    • Exchange chamber: oil rotary pump & turbo molecular pump
    • Treatment chamber: sputter ion pump (SIP2) / Ti sublimation pump (TSP)
    • Observation chamber: sputter ion pump (SIP1) / Ti sublimation pump (TSP)
  • Vacuum gauges:
    • Exchange chamber: Pirani/Penning gauge
    • Treatment chamber: Pirani/Penning gauge
    • Observation chamber: nude filament (ion) gauge
  • Detection signal:
    • AFM contact mode: 10 pN up to 10 nN
    • Tunnelling current (STM mode): 50 pA up to 1µA

Documentation to AFM/STM JEOL JSPM-4610 with some older manuals can be found on the institute's file server (as of September 2024):

K:\Organization\General organization data\MCh Infrastructure\Manuals and information\EQUIPMENT MANUALS\JEOL AFM_STM JSPM-4610

See current status and issues
Back to the list