Doping approaches for organic semiconductors

AD Scaccabarozzi, A Basu, F Aniés, J Liu… - Chemical …, 2021 - ACS Publications
Electronic doping in organic materials has remained an elusive concept for several
decades. It drew considerable attention in the early days in the quest for organic materials …

Mixed ionic and electronic conduction in small-molecule semiconductors

CJ Kousseff, R Halaksa, ZS Parr, CB Nielsen - Chemical Reviews, 2021 - ACS Publications
Small-molecule organic semiconductors have displayed remarkable electronic properties
with a multitude of π-conjugated structures developed and fine-tuned over recent years to …

Disorder‐Controlled Efficient Doping of Conjugated Polymers for High‐Performance Organic Thermoelectrics

J Kim, D Ju, S Kim, K Cho - Advanced Functional Materials, 2024 - Wiley Online Library
Molecular doping of conjugated polymers (CPs) is critical to improve their electrical
properties in organic thermoelectric materials, which are promising candidates for low …

Mitigating Iodine Diffusion by a MoO3–Organic Composite Hole Transport Layer for Stable Perovskite Solar Cells

J Hong, Z Xu, D Lungwitz, J Scott, HM Johnson… - ACS Energy …, 2023 - ACS Publications
Halide perovskite solar cells (PSCs) exhibit commercialization potential, but long-term
stability still must be addressed. Among various products of perovskite decomposition …

Electroactive covalent organic framework enabling photostimulus-responsive devices

Y Yang, AP Sandra, A Idstrom, C Schafer… - Journal of the …, 2022 - ACS Publications
Two-dimensional covalent organic frameworks (2D COFs) feature graphene-type 2D
layered sheets but with a tunable structure, electroactivity, and high porosity. If these traits …

Novel Organic Superbase Dopants for Ultraefficient N‐Doping of Organic Semiconductors

H Wei, Z Cheng, T Wu, Y Liu, J Guo… - Advanced …, 2023 - Wiley Online Library
Doping is a powerful technique for engineering the electrical properties of organic
semiconductors (OSCs), yet efficient n‐doping of OSCs remains a central challenge. Herein …

Tuning the Work Function of Ti3C2Tx MXene by Molecular Doping without Changing its Surface Functional Groups

JK El-Demellawi, AE Mansour, AM El-Zohry… - ACS Materials …, 2022 - ACS Publications
Owing to their impressive electronic/optoelectronic properties, MXenes have attracted
significant attention among the 2D materials research community. Their work function (WF) …

Understanding the evolution of the Raman spectra of molecularly p-doped poly (3-hexylthiophene-2, 5-diyl): signatures of polarons and bipolarons

AE Mansour, AM Valencia, D Lungwitz… - Physical Chemistry …, 2022 - pubs.rsc.org
Molecular doping is a key process to increase the density of charge carriers in organic
semiconductors. Doping-induced charges in polymer semiconductors result in the formation …

Designing donor–acceptor copolymers for stable and high-performance organic electrochemical transistors

X Luo, H Shen, K Perera, DT Tran… - ACS Macro …, 2021 - ACS Publications
Organic electrochemical transistors (OECTs) are oft-used for bioelectronic applications, and
a variety of OECT channel materials have been developed in recent years. However, the …

Understanding how Lewis acids dope organic semiconductors: a “complex” story

PS Marqués, G Londi, B Yurash, TQ Nguyen… - Chemical …, 2021 - pubs.rsc.org
We report on computational studies of the potential of three borane Lewis acids (LAs)(B
(C6F5) 3 (BCF), BF3, and BBr3) to form stable adducts and/or to generate positive polarons …