Charge carrier traps in organic semiconductors: a review on the underlying physics and impact on electronic devices

HF Haneef, AM Zeidell, OD Jurchescu - Journal of Materials Chemistry …, 2020 - pubs.rsc.org
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 …

Manipulating the electronic and chemical properties of graphene via molecular functionalization

HY Mao, YH Lu, JD Lin, S Zhong, ATS Wee… - Progress in Surface …, 2013 - Elsevier
Graphene, a single atomic layer of sp2-hybridized carbon atoms arranged in a hexagonal
structure and the Nobel winning material in 2010, has attracted extensive research attention …

Characterization of the polymer energy landscape in polymer: fullerene bulk heterojunctions with pure and mixed phases

S Sweetnam, KR Graham… - Journal of the …, 2014 - ACS Publications
Theoretical and experimental studies suggest that energetic offsets between the charge
transport energy levels in different morphological phases of polymer: fullerene bulk …

Origin and role of gap states in organic semiconductor studied by UPS: as the nature of organic molecular crystals

JP Yang, F Bussolotti, S Kera… - Journal of Physics D …, 2017 - iopscience.iop.org
This article reviews experimental studies on'bridging electronic structure and charge
transport property of organic semiconductors' performed using ultraviolet photoelectron …

Organic–organic heterostructures: Concepts and applications

A Hinderhofer, F Schreiber - ChemPhysChem, 2012 - Wiley Online Library
We review basic concepts as well as recent examples and applications of organic–organic
heterostructures. We organize the different types of heterostructures according to material A …

Gap states in pentacene thin film induced by inert gas exposure

F Bussolotti, S Kera, K Kudo, A Kahn, N Ueno - Physical review letters, 2013 - APS
We studied gas-exposure effects on pentacene (Pn) films on SiO 2 and Au (111) substrates
by ultrahigh sensitivity photoelectron spectroscopy, which can detect the density of states …

Interfaces of (ultra) thin polymer films in organic electronics

Q Bao, S Braun, C Wang, X Liu… - Advanced Materials …, 2019 - Wiley Online Library
In this short review the energy level alignment of interfaces involving solution‐processed
conjugated polymer (and soluble small molecules) films is described. Some general …

Calculating the Universal Energy‐Level Alignment of Organic Molecules on Metal Oxides

L Ley, Y Smets, CI Pakes… - Advanced Functional …, 2013 - Wiley Online Library
Abstract Recently, Greiner et al.[Nat. Mater. 2012, 11, 76] published a survey of the level
alignment of about 40 metal oxide/organic molecule interfaces. They observed a striking …

Influence of traps and Lorentz Force on charge transport in organic semiconductors

S Morab, MM Sundaram, A Pivrikas - Materials, 2023 - mdpi.com
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 …

Accessing surface brillouin zone and band structure of picene single crystals

Q **n, S Duhm, F Bussolotti, K Akaike, Y Kubozono… - Physical review …, 2012 - APS
We have experimentally revealed the band structure and the surface Brillouin zone of
insulating picene single crystals (SCs), the mother organic system for a recently discovered …