Optical differential reflectance spectroscopy on thin molecular films

R Forker, M Gruenewald, T Fritz - Annual Reports Section" C"(Physical …, 2012 - pubs.rsc.org
Optical spectroscopy is a powerful tool to study in depth manifold physical processes
occurring in molecular solids, at interfaces between molecules and substrates, and at …

Charge Transfer into Organic Thin Films: A Deeper Insight through Machine‐Learning‐Assisted Structure Search

AT Egger, L Hörmann, A Jeindl, M Scherbela… - Advanced …, 2020 - Wiley Online Library
Density functional theory calculations are combined with machine learning to investigate the
coverage‐dependent charge transfer at the tetracyanoethylene/Cu (111) hybrid …

Integer charge transfer and hybridization at an organic semiconductor/conductive oxide interface

M Gruenewald, LK Schirra, P Winget… - The Journal of …, 2015 - ACS Publications
We investigate the prototypical hybrid interface formed between PTCDA and conductive n-
doped ZnO films by means of complementary optical and electronic spectroscopic …

Collective effects of band offset and wave function dimensionality on impeding electron transfer from 2D to organic crystals

K Rijal, F Rudayni, TR Kafle… - The Journal of Physical …, 2020 - ACS Publications
Excited-state electron transfer (ET) across molecules/transition metal dichalcogenide crystal
(TMDC) interfaces is a critical process for the functioning of various organic/TMDC hybrid …

Ultrafast exciton dynamics and charge transfer at PTCDA/metal interfaces

K Stallberg, A Namgalies, S Chatterjee… - The Journal of …, 2022 - ACS Publications
The functionality of organic electronic devices is governed by the dynamics of charge
carriers and excited states in organic semiconductors. In particular, the relaxation of excitons …

Absorption spectra of PTCDI: A combined UV–Vis and TD-DFT study

M Oltean, A Calborean, G Mile, M Vidrighin… - … Acta Part A: Molecular …, 2012 - Elsevier
Absorption spectra of PTCDI (3, 4, 9, 10-perylene-tetracarboxylic-diimide) have been
investigated in chloroform, N, N′-dimethylformamide (DMF) and dimethylsulfoxide (DMSO) …

Pronounced polarization-induced energy level shifts at boundaries of organic semiconductor nanostructures

KA Cochrane, A Schiffrin, TS Roussy… - Nature …, 2015 - nature.com
Organic semiconductor devices rely on the movement of charge at and near interfaces,
making an understanding of energy level alignment at these boundaries an essential …

Density-dependent reorientation and rehybridization of chemisorbed conjugated molecules for controlling interface electronic structure

B Bröker, OT Hofmann, GM Rangger, P Frank… - Physical review …, 2010 - APS
The adsorption of the molecular acceptor hexaazatriphenylene-hexacarbonitrile on Ag (111)
was investigated as function of layer density. We find that the orientation of the first …

Recent progress in the consistent interpretation of complementary spectroscopic results obtained on molecular systems

R Forker, M Gruenewald… - Advanced Optical …, 2021 - Wiley Online Library
Research on organic thin films is largely driven by potential (opto‐) electronic applications
and turns out to be no less intriguing from a fundamental point of view. Numerous studies …

Linear and nonlinear optical properties of nano-spherical Perylenetetracarboxylic dianhydride/ITO as a new optical system

AA Abuelwafa, MS Abd El-sadek, IS Yahia - Optics & Laser Technology, 2018 - Elsevier
In the current work, the thermal evaporation method was used to deposit the
Perylenetetracarboxylic dianhydride (PTCDA) into conductive glass titled (ITO glass) as a …