2 papers
cond-mat.mtrl-sci2025
Determining the density of in-gap states in organic semiconductors: A pitfall of photoelectron yield spectroscopy
Ryotaro Nakazawa, Masaya Kitaoka, Ryota Kaimori +4
Accurate determination of low-density electronic states in the bandgap (in-gap states) is crucial for optimizing the performance of organic optoelectronic devices. Derivative photo…
physics.ins-det2025
Peak separation methods for inverse photoelectron spectra: Comparing second derivative, curve fitting, and deconvolution analyses
Ryotaro Nakazawa, Haruki Sato, Hiroyuki Yoshida
Inverse photoelectron spectroscopy (IPES) is a powerful technique for probing the unoccupied electronic states of materials. It can be regarded as the inversion process of photoele…