Michael C. Heiber
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View article: Electrical Conductivity of Doped Organic Semiconductors Limited by Carrier–Carrier Interactions
Electrical Conductivity of Doped Organic Semiconductors Limited by Carrier–Carrier Interactions Open
High electrical conductivity is a prerequisite for improving the performance of organic semiconductors for various applications and can be achieved through molecular doping. However, often the conductivity is enhanced only up to a certain …
View article: Excimontec v1.0: An Open-Source Software Tool for Kinetic Monte Carlo Simulations of Organic Electronic Devices
Excimontec v1.0: An Open-Source Software Tool for Kinetic Monte Carlo Simulations of Organic Electronic Devices Open
Heiber, M. C., (2020). Excimontec v1.0: An Open-Source Software Tool for Kinetic Monte Carlo Simulations of Organic Electronic Devices. Journal of Open Source Software, 5(53), 2307, https://doi.org/10.21105/joss.02307
View article: Crystallography, Morphology, Electronic Structure, and Transport in Non-Fullerene/Non-Indacenodithienothiophene Polymer:Y6 Solar Cells
Crystallography, Morphology, Electronic Structure, and Transport in Non-Fullerene/Non-Indacenodithienothiophene Polymer:Y6 Solar Cells Open
Emerging nonfullerene acceptors (NFAs) with crystalline domains enable high-performance bulk heterojunction (BHJ) solar cells. Thermal annealing is known to enhance the BHJ photoactive layer morphology and performance. However, the microsc…
View article: KMC\_Lattice v2.0: An Object-Oriented C\texttt{++} Library for Custom Kinetic Monte Carlo Simulations
KMC\_Lattice v2.0: An Object-Oriented C\texttt{++} Library for Custom Kinetic Monte Carlo Simulations Open
Kinetic Monte Carlo (KMC) simulations are a powerful method for investigating the dynamics of non-equilibrium systems (Voter, 2007) and have been used to help solve problems in a wide variety of scientific domains, including atomic simulat…
View article: Ising\_OPV v4.0: Experimental Tomography Data Import, Interpretation, and Analysis
Ising\_OPV v4.0: Experimental Tomography Data Import, Interpretation, and Analysis Open
Understanding the impact of the complex meso-scale morphology is critical for the development of organic semiconductor materials and devices.This is particularly important in organic photovoltaics (OPVs), where a blend of two or more compo…
View article: Charge Generation and Recombination in an Organic Solar Cell with Low Energetic Offsets
Charge Generation and Recombination in an Organic Solar Cell with Low Energetic Offsets Open
Organic bulk heterojunction (BHJ) solar cells require energetic offsets between the donor and acceptor to obtain high short‐circuit currents ( J SC ) and fill factors ( FF ). However, it is necessary to reduce the energetic offsets to achi…
View article: MikeHeiber/Excimontec: Exciton Spin and Correlated Disorder Update!
MikeHeiber/Excimontec: Exciton Spin and Correlated Disorder Update! Open
Excimontec is an open-source lattice KMC simulation software package for modeling organic semiconductor materials and devices, such as OPVs, OLEDs, and more. The software is being developed in C++11 and optimized for efficient execution on…
View article: MikeHeiber/KMC_Lattice: API Documentation Update
MikeHeiber/KMC_Lattice: API Documentation Update Open
This object-oriented C++ software package contains a general framework for lattice kinetic Monte Carlo (KMC) simulations. This framework consists of a number of base classes and utility functions that must be extended to create a full oper…
View article: Erratum: Efficient Generation of Model Bulk Heterojunction Morphologies for Organic Photovoltaic Device Modeling [Phys. Rev. Applied <b>2</b>, 014008 (2014)]
Erratum: Efficient Generation of Model Bulk Heterojunction Morphologies for Organic Photovoltaic Device Modeling [Phys. Rev. Applied <b>2</b>, 014008 (2014)] Open
Received 14 April 2017DOI:https://doi.org/10.1103/PhysRevApplied.8.019902© 2017 American Physical Society
View article: Ising_OPV: Ising_OPV v3.0
Ising_OPV: Ising_OPV v3.0 Open
What's New in v3.0? Version 3.0 fixes a significant bug present in the previous versions, adds several exciting new features, and contains several major performance improvements. Major New Features: Added the ability to shrink the lattice …
View article: Analysis of Triplet Exciton Loss Pathways in PTB7:PC71BM Bulk Heterojunction Solar Cells
Analysis of Triplet Exciton Loss Pathways in PTB7:PC71BM Bulk Heterojunction Solar Cells Open
A strategy for increasing the conversion efficiency of organic photovoltaics has been to increase the V OC by tuning the energy levels of donor and acceptor components. However, this opens up a new loss pathway from an interfacial charge t…
View article: Charge carrier concentration dependence of encounter-limited bimolecular recombination in phase-separated organic semiconductor blends
Charge carrier concentration dependence of encounter-limited bimolecular recombination in phase-separated organic semiconductor blends Open
Understanding how the complex intermolecular- and nano-structure present in\norganic semiconductor donor-acceptor blends impacts charge carrier motion,\ninteractions, and recombination behavior is a critical fundamental issue with a\nparti…
View article: Ising_OPV v2.0
Ising_OPV v2.0 Open
This software tool is used to generate and analyze model bulk heterojunction morphologies in a parallel computing environment.
View article: Encounter-Limited Charge-Carrier Recombination in Phase-Separated Organic Semiconductor Blends
Encounter-Limited Charge-Carrier Recombination in Phase-Separated Organic Semiconductor Blends Open
The theoretical effects of phase separation on encounter-limited charge carrier recombination in organic semiconductor blends are investigated using kinetic Monte Carlo simulations of pump-probe experiments. Using model bulk heterojunction…