Benzodithiophene‐Based Copolymers as Dopant‐Free Hole‐Transporting Materials for Perovskite Solar Cells

PK Vineetha, PV Nair, SP Sruthy, S Anas - Energy Technology, 2024 - Wiley Online Library
Over a decade, single‐junction perovskite solar cells (PSCs) have achieved a remarkable
power conversion efficiency of 26.4%. However, the pressing challenge remains to address …

Electrolyte-gated perovskite transistors functionalized with conjugated polymers

V Nketia-Yawson, B Nketia-Yawson, H Opoku… - ACS Materials …, 2023 - ACS Publications
In emerging perovskite transistors, interfacial engineering is pivotal for modulating the
effective charge carrier transport; however, the gate dielectric layer and its interface remain …

Ionic liquid-mediated reconstruction of perovskite surface for highly efficient photovoltaics

JH Lee, B Nketia-Yawson, JJ Lee, JW Jo - Chemical Engineering Journal, 2022 - Elsevier
To achieve efficient harvesting of light energy, perovskite photovoltaics require a surface
passivation process of the perovskite layer. In this study, 1-butylmethylimidazolium …

Ethylene glycol-containing ammonium salt for develo** highly compatible interfaces in perovskite solar cells

JH Lee, D Kim, H Opoku, H Ahn, JJ Lee… - Chemical Engineering …, 2023 - Elsevier
For achieving efficient and stable perovskite solar cells (PSCs), the interface between the
perovskite absorber and charge transport material should be modulated to provide proper …

Oligo (ethylene glycol) functionalization of a dopant-free hole transport material for perovskite photovoltaics

H Opoku, JH Lee, JJ Lee, H Ahn, JW Jo - ACS Materials Letters, 2022 - ACS Publications
Advancing the performance of perovskite photovoltaics (PPVs) complementarily
necessitates the utilization of charge transport layers. The development of functionalized …

Underlying Interface Defect Passivation and Charge Transfer Enhancement via Sulfonated Hole-Transporting Materials for Efficient Inverted Perovskite Solar Cells

M Li, J Chang, R Sun, H Wang, Q Tian… - … Applied Materials & …, 2022 - ACS Publications
To date, numbers of polymeric hole-transporting materials (HTMs) have been developed to
improve interfacial charge transport to achieve high-performance inverted perovskite solar …

Dual‐Phase Stabilized Perovskite Nanowires for Reduced Defects and Longer Carrier Lifetime

YM Shin, JH Lee, GY Kim, HM Ju… - Advanced Functional …, 2023 - Wiley Online Library
Abstract 1D perovskite materials are of significant interest to build a new class of
nanostructures for electronic and optoelectronic applications. However, the study of colloidal …

Inclusion of triphenylamine unit in dopant-free hole transport material for enhanced interfacial interaction in perovskite photovoltaics

JH Lee, MH Jang, CH Lee, JJ Lee, SY Lee, JW Jo - Dyes and Pigments, 2022 - Elsevier
Dopant-free hole transport material (HTM) has been recognized as an essential material for
achieving efficient and stable perovskite photovoltaics (PPVs). Currently, conjugated …

Tailored Polymeric Hole‐Transporting Materials Inducing High‐Quality Crystallization of Perovskite for Efficient Inverted Photovoltaic Devices

W Xu, G Zhao, M Li, Y Pan, H Ma, R Sun, J Wang, Y Liu… - Small, 2022 - Wiley Online Library
For achieving high‐performance p‐i‐n perovskite solar cells (PSCs), hole transporting
materials (HTMs) are critical to device functionality and represent a major bottleneck to …

Interfacial Interaction Enables Enhanced Mobility in Hybrid Perovskite‐Conjugated Polymer Transistors with High‐k Fluorinated Polymer Dielectrics

V Nketia‐Yawson, B Nketia‐Yawson… - Macromolecular Rapid …, 2023 - Wiley Online Library
The charge carrier mobility of organic field‐effect transistors (OFETs) has been remarkably
improved through several engineering approaches and techniques by targeting pivotal …