The weak intermolecular interactions inherent in organic semiconductors make them
susceptible to defect formation, resulting in localized states in the band-gap that can trap …

The rapid progress of organic–inorganic metal halide perovskite solar cells (PSCs) has
attracted broad interest in photovoltaic community. A typical PSC consists of anode/cathode …

The presence of dipolar layers determines the functionality of most technologically relevant
interfaces. The present contribution reviews how periodic dipole assemblies modify the …

Today's champion organic (opto-) electronic devices comprise an ever-increasing number of
different organic-semiconductor layers. The functionality of these complex heterostructures …

The functionality of organic semiconductor devices crucially depends on molecular
energies, namely the ionisation energy and the electron affinity. Ionisation energy and …

Ultraviolet photoelectron spectroscopy (UPS) is a key technique to determine the work
function (Φ) of surfaces by measuring the secondary‐electron cut‐off (SECO). However, the …

An organic semiconductor thin film is a solid‐state matter comprising one or more
molecules. For applications in electronics and photonics, several distinct functional organic …

Charge transport characteristics in organic semiconductor devices become altered in the
presence of traps due to defects or impurities in the semiconductors. These traps can lead to …

The interface properties of organic–organic heterojunctions (OOHs), such as interface
energy level alignment (ELA), interfacial charge transfer, interface nanostructuring …

We reported an ionization potential (IP) dependent air exposure effect on the MoO3/organic
interface energy level alignment by carrying out in situ ultraviolet photoelectron …