ultraviolet photoelectron spectroscopy angle-resolved ultraviolet photoelectron spectroscopy angle-integrated ultra-violet photoemission spectrometry angle-integrated ultraviolet photoelectron spectrometry Spectroscopy where the sample is illuminated with ultraviolet (10–400 nm) photons causing ionisation and the emission of photoelectrons, which are detected as a function of emission angle. angle-integrated ultraviolet photoemission spectrometry angle-integrated ultraviolet photoelectron spectroscopy angle-resolved ultra-violet photoemission spectroscopy UVARUPES angle-resolved ultra-violet photoelectron spectroscopy angle-resolved ultraviolet photoemission spectroscopy angle-integrated ultra-violet photoelectron spectroscopy UVAIUPS angle-resolved ultraviolet photoelectron spectrometry angle-integrated ultraviolet photoemission spectroscopy angle-integrated ultra-violet photoelectron spectrometry UVARUPS UVAIUPES angle-resolved ultra-violet photoemission spectrometry CHMO:0000402 angle-resolved ultraviolet photoemission spectrometry angle-resolved ultra-violet photoelectron spectrometry