[HTML][HTML] Charge transport in organic field-effect transistors

X Chen, J Guo, L Peng, Q Wang, S Jiang… - Materials Today Electronics, 2023 - Elsevier
Understanding the charge transport physics is crucial for improving organic field-effect
transistors (OFETs) performance. Diverse mobility behaviour has been discovered and …

Understanding the electronic pi-system of 2D covalent organic frameworks with Wannier functions

K Merkel, J Greiner, F Ortmann - Scientific Reports, 2023 - nature.com
We investigate a family of hexagonal 2D covalent organic frameworks (COFs) with phenyl
and biphenyl spacer units and different chemical linker species. Chemical trends are …

Linear scaling approach for optical excitations using maximally localized Wannier functions

K Merkel, F Ortmann - Journal of Physics: Materials, 2023 - iopscience.iop.org
We present a theoretical method for calculating optical absorption spectra based on
maximally localized Wannier functions, which is suitable for large periodic systems. For this …

Hall transport in organic semiconductors

M Panhans, F Ortmann - Physical Review B, 2024 - APS
We establish a universal theory to understand quasiparticle Hall effects and transverse
charge-carrier transport in organic semiconductors. The simulations are applied to organic …

Structure-independent flat bands induced by discontinuity plasma-air interface in photonic crystals

X Ye, Y Wang, J Yao, Y Wang, C Yuan, Z Zhou - Physical Review B, 2023 - APS
The band structures of transverse electric (TE) polarized dispersive photonic crystals are
generally more complicated than those of transverse magnetic (TM) polarized photonic …

[HTML][HTML] Direct observation of the electronic structure and many-body interactions of low-mobility carriers in perylene diimide derivative

J Palassery Ithikkal, K Fukutani, F Nishino… - Applied Physics …, 2024 - pubs.aip.org
Despite the rapid progresses in the field of organic semiconductors, aided by the
development of high-mobility organic materials, their high carrier mobilities are often …

Charge transport limited by nonlocal electron-phonon interaction. I. Hierarchical equations of motion approach

V Janković - arxiv preprint arxiv:2501.05054, 2025 - arxiv.org
Studying charge transport in models with nonlocal carrier-phonon interaction is difficult
because it requires finite-temperature real-time correlation functions of mixed carrier-phonon …