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Mohammad Khaja Nazeeruddin

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Publications associées (846)

Tuning 2D Perovskite Passivation: Impact of Electronic and Steric Effects on the Performance of 3D/2D Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Hiroyuki Kanda, Roland Christopher Turnell-Ritson, Ümmügülsüm Günes

Surface passivation with 2D perovskites is a powerful strategy to achieve improved stability and performance in perovskite solar cells (PSCs). Various large organic cations have been successfully implemented, led by phenylethylammonium (PEA+) and its deriv ...

WILEY-V C H VERLAG GMBH2023

Synthetic approaches for perovskite thin films and single-crystals

Mohammad Khaja Nazeeruddin

Halide perovskites are compelling candidates for the next generation of clean-energy-harvesting photovoltaic technologies owing to an unprecedented increase in power conversion efficiency and their low cost, facile fabrication and outstanding semiconductor ...

Royal Soc Chemistry2023

Article Organic-inorganic hybrid nature enables efficient and stable CsPbI3-based perovskite solar cells

Mohammad Khaja Nazeeruddin

CsPbI3-based perovskite solar cells (PSCs) have attracted intense research interest since the inorganic absorber layer has better thermal stability compared with hybrid perovskites. However, CsPbI3 suffers from structural instability due to an easily induc ...

Cell Press2023

Design and development of a low-cost imidazole-based hole transporting material for perovskite solar cells

Mohammad Khaja Nazeeruddin

Low-cost and facile synthesis routes of hole-transporting materials (HTMs) are promising approaches to minimize the total cost of perovskite solar cells (PSCs) on both laboratory and commercial scales. Herein, we report 2-(3-nitrophenyl)-4,5-diphenyl-1H-im ...

Royal Soc Chemistry2023

All-inorganic halide perovskites for air-processed "n-i-p" monolithic perovskite/organic hybrid tandem solar cells exceeding 23% efficiency

Mohammad Khaja Nazeeruddin

All-perovskite tandem solar cells recently surpassed 26% power conversion efficiency using a Sn(ii)-based halide perovskite rear subcell, which introduces several issues related to the chemical instability and the effectiveness of common, inexpensive inter ...

Royal Soc Chemistry2023

Co-deposition of hole-selective contact and absorber for improving the processability of perovskite solar cells

Mohammad Khaja Nazeeruddin, Yi Zhang

Simplifying the manufacturing processes of renewable energy technologies is crucial to lowering the barriers to commercialization. In this context, to improve the manufacturability of perovskite solar cells (PSCs), we have developed a one-step solution-coa ...

NATURE PORTFOLIO2023

Influence of an Organic Salt-Based Stabilizing Additive on Charge Carrier Dynamics in Triple Cation Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Bin Ding, Yong Ding, Roland Christopher Turnell-Ritson

Besides further improvement in the power conversion efficiency (PCE) of perovskite solar cells (PSC), their long-term stability must also be ensured. Additives such as organic cations with halide counter anions are considered promising candidates to addres ...

Wiley2023

Steric hindrance driven passivating cations for stable perovskite solar cells with an efficiency over 24%

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Yi Zhang, Jianxing Xia

In this work, a series of passivating salts for perovskite solar cells (PSCs) based on ortho-methylammonium iodide functional units are molecularly engineered to study the steric hindrance driven passivation effect. The incorporation of fluorine atoms into ...

Royal Society of Chemistry2023

Molecular Tailoring of Pyridine Core-Based Hole Selective Layer for Lead Free Double Perovskite Solar Cells Fabrication

Mohammad Khaja Nazeeruddin, Peng Huang

To solve the toxicity issues related to lead-based halide perovskitesolar cells, the lead-free double halide perovskite Cs2AgBiBr6 is proposed. However, reduced rate of charge transferin double perovskites affects optoelectronic performance. We designeda s ...

AMER CHEMICAL SOC2023

Transparent Liquid Crystal Hole-Transporting Material for Stable Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Kasparas Rakstys, Hiroyuki Kanda, Jianxing Xia

Hexakis(hexyloxy)triphenylene (HAT6) discotic liquid crystal is employed as a transparent hole-transporting material (HTM) for perovskite solar cells (PSCs) and a power conversion efficiency (PCE) of 15.7% is obtained, which is the highest using HAT6 type ...

WILEY-V C H VERLAG GMBH2023

Device Performance of Emerging Photovoltaic Materials (Version 4)

Mohammad Khaja Nazeeruddin, Tor Jesper Jacobsson, Fei Guo

Following the 3rd release of the "Emerging PV reports", the best achievements in the performance of emerging photovoltaic (e-PV) devices in diverse e-PV research subjects are summarized, as reported in peer-reviewed articles in academic journals since Augu ...

Wiley-V C H Verlag Gmbh2023

Critical analysis of decision variables for high-throughput experimentation (HTE) with perovskite solar cells

Mohammad Khaja Nazeeruddin, François Maréchal

Perovskite solar cells are among the most dominant emerging PV technologies which have shown unparallel improvement in power conversion efficiency in just over a decade. Long charge carrier diffusion lengths and lifetimes, high absorption coefficients, ban ...

PERGAMON-ELSEVIER SCIENCE LTD2023

Branched Fluorenylidene Derivatives with Low Ionization Potentials as Hole-Transporting Materials for Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Kasparas Rakstys, Jianxing Xia

A group of small-molecule hole-transporting materials(HTMs) thatare based on fluorenylidene fragments were synthesized and testedin perovskite solar cells (PSCs). The investigated compounds weresynthesized by a facile two-step synthesis, and their properti ...

AMER CHEMICAL SOC2023

A Triethyleneglycol C-60 Mono-adduct Derivative for Efficient Electron Transport in Inverted Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Tobias Seewald, Konstantina Kalliopi Armadorou

Inverted perovskite solar cells (PSCs) have attracted increasing attention in recent years owing to their low-temperature fabrication proces s. However, they suffer from a limited number of electron transport materials available with [6,6]-phenyl C-61 buty ...

WILEY-V C H VERLAG GMBH2023

Drastic influence of substituent position on orientation of 2D layers enables efficient and stable 3D/2D perovskite solar cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Andreas Züttel, Hiroyuki Kanda, Liping Zhong, Ümmügülsüm Günes

The lack of long-term stability and reproducibility of perovskite solar cells (PSCs) is the main roadblock preventing their successful commercialization. 3D/2D PSCs are one of the most prominent ways to address these issues. Various salts that are mostly b ...

CELL PRESS2023

Photovoltaic devices containing cyclobutane-based hole transport materials

Mohammad Khaja Nazeeruddin, Yi Zhang

The teachings herein relate to hole transport compounds containing cyclobutyl moieties that can be made into organic hole conductors and hole transport materials. Furthermore, optoelectronic and photoelectrochemical devices, in particular photovoltaic devi ...

2023

Efficient and Stable Perovskite Solar Cells by Tailoring of Interfaces

Mohammad Khaja Nazeeruddin, Muhammad Sohail, Jianxing Xia

The interface tailoring is crucial for the efficiency and stability of Perovskite Solar Cells (PSCs). The reported interface engineering primarily focuses on the energy level turning and trap state passivation to improve the photovoltaic performance of PSC ...

Wiley-V C H Verlag Gmbh2023

Visualizing Interfacial Energy Offset and Defects in Efficient 2D/3D Heterojunction Perovskite Solar Cells and Modules

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Bin Ding, Yong Ding

Currently, the full potential of perovskite solar cells (PSCs) is limited by chargecarrier recombination owing to imperfect passivation methods. Here, the recombination loss mechanisms owing to the interfacial energy offset and defects are quantified. The ...

Wiley-V C H Verlag Gmbh2023

Interface connection of functionalized carbon nanotubes for efficient and stable perovskite solar cells

Mohammad Khaja Nazeeruddin, Ruiyuan Hu, Jianxing Xia

The ionic defects of hetero-junction interfaces always attract and trap carriers via surface electrostatic forces, which are crucial for the efficiency and intrinsic stability of perovskite solar cells (PSCs). Herein, functionalized carbon nanotubes (CNTs) ...

Royal Society of Chemistry2023

Controlled crystallization and surface engineering of mixed-halide y-CsPbI2Br inorganic perovskites via guanidinium iodide additive in air-processed perovskite solar cells

Mohammad Khaja Nazeeruddin

In this report, we demonstrate enlarged grain size (up to-3 lm) in ambient-stable black c-phase CsPbI2Br thin films through the regulated addition of guanidinium iodide (GAI) as an effective volatile additive. Nuclear magnetic resonance (NMR) and X-ray pho ...

Elsevier Sci Ltd2023

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