Michelle Coffie 10 June 2020 Application Note Using Raman Spectroscopy to Probe the Degradation of Perovskite Thin Film Photovoltaic Devices Michelle Coffie 10 June 2020 Application Note Linkam’s THMS600H and RH95 are used to observe the effect of temperature and humidity on perovskite photovoltaic films by researchers at the University of Swansea.