High Pressure Photoelectron Spectroscopy (HiPPES)

X-ray photoelectron spectroscopy (XPS) and ultra-violet photoelectron spectroscopy (UPS) are fundamental techniques in the analysis of the surfaces of materials providing key information on their elemental composition and electronic properties.

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Detailed Description

The system is equipped with state-of-the-art monochromated X-ray and UV sources and an hemispherical electron energy analyser capable of operating from UHV up to 25 mbar (XPS only) while dosing a variety of gases (air, N2, O2, H2, H2O, CO2, etc.) or gas mixtures.

VG Scienta R4000 HiPP-2 XPS/UPS analyser, MX650 monochromated X-ray source, VG Scienta VUV5000 monochromated UV source and FG300 flood gun for charge compensation

Sample analysis Temperature = -140 to 1000 ˚C

Preparation chamber: Argon sputter, electron beam annealing and LEED optics.


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