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Hiroyuki Kanda

Cette personne a quitté l’EPFL

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Publications associées (60)

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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, Xiaoxin Gao, 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

Asymmetrically Substituted 10H,10 ' H-9,9 '-Spirobi[acridine] Derivatives as Hole-Transporting Materials for Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Yi Zhang, Hiroyuki Kanda, Bin Ding, Jianxing Xia, Hobeom Kim, Nadja Isabelle Desiree Klipfel, Xiaoxin Gao

Hole-transporting materials (HTMs) based on the 10H, 10 ' H-9,9 '-spirobi [acridine] core (BSA50 and BSA51) were synthesized, and their electronic properties were explored. Experimental and theoretical studies show that the presence of rigid 3,6-dimethoxy- ...

Wiley-VCH Verlag GmbH2022

Stable perovskite solar cells using tin acetylacetonate based electron transporting layers

Mohammad Khaja Nazeeruddin, Robin Humphry-Baker, Yi Zhang, Emad Oveisi, Hiroyuki Kanda, Sanghyun Paek, Kyung Taek Cho, Yonghui Lee, Aron Joel Huckaba, Hobeom Kim, Mousa Abdulla M E Abuhelaiqa

Organic-inorganic lead halide perovskites with over 23% power conversion efficiency have attracted enormous academic and industrial attention due to their low-cost fabrication and high device performance. Self-passivated tin oxide as an electron transport ...

ROYAL SOC CHEMISTRY2019

Dual-Site Synergistic Passivation for Highly Efficient and Stable Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Bin Ding, Yong Ding

Defect passivation has been recognized as an effective strategy to improve efficiency and stability of perovskite solar cells (PSCs). In this work, in-depth theoretical calculations and experimental characterizations reveal the dual-site synergistic passiv ...

WILEY-V C H VERLAG GMBH2022

Shallow-level defect passivation by 6H perovskite polytype for highly efficient and stable perovskite solar cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Farzaneh Fadaei Tirani, Hiroyuki Kanda, Pascal Alexander Schouwink, Yong Ding, Hobeom Kim, So-Min Yoo

The power conversion efficiency of perovskite solar cells continues to increase. However, defects in perovskite materials are detrimental to their carrier dynamics and structural stability, ultimately limiting the photovoltaic characteristics and stability ...

Nature Research2024

Molecular Design and Operational Stability: Toward Stable 3D/2D Perovskite Interlayers

Mohammad Khaja Nazeeruddin, Anne-Clémence Corminboeuf, Hiroyuki Kanda, Sanghyun Paek, Pascal Alexander Schouwink, Kyung Taek Cho, Cristina Roldán Carmona, Hobeom Kim, Kun-Han Lin, Marius Franckevicius, Nikita Drigo

Despite organic/inorganic lead halide perovskite solar cells becoming one of the most promising next-generation photovoltaic materials, instability under heat and light soaking remains unsolved. In this work, a highly hydrophobic cation, perfluorobenzylamm ...

2020

Area-Scalable Zn2SnO4 Electron Transport Layer for Highly Efficient and Stable Perovskite Solar Modules

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Yi Zhang, Hiroyuki Kanda, Jianxing Xia, Keith Gregory Brooks, Xiaoxin Gao

The development of a scalable chemical bath deposition (CBD) process facilitates the realization of electrontransporting layers (ETLs) for large-area perovskite solar modules (PSMs). Herein, a method to prepare a uniform and scalable thick Zn2SnO4 ETL by C ...

AMER CHEMICAL SOC2022

Structural and photophysical investigation of single-source evaporation of CsFAPbI(3) and FAPbI(3) perovskite thin films

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Albertus Adrian Sutanto, Maria Cristina Momblona Rincón, Nadja Isabelle Desiree Klipfel

Thermal vacuum deposition is a stimulating technique for upscaling perovskite solar cells. However, the operational complexity of multisource vapor deposition (MSVD) and achieving stoichiometric perovskite layers may impede its implementation. The single-s ...

Royal Society of Chemistry2022

Retarding solid-state reactions enable efficient and stable all-inorganic perovskite solar cells and modules

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Rosario Scopelliti, Farzaneh Fadaei Tirani, Zhaofu Fei, Hiroyuki Kanda, Bin Ding, Yong Ding, Yen-Cheng Liu, Olga Syzgantseva

All-inorganic CsPbI3 perovskite solar cells (PSCs) with efficiencies exceeding 20% are ideal candidates for appli-cation in large-scale tandem solar cells. However, there are still two major obstacles hindering their scale-up: (i) the inhomogeneous solid-s ...

AMER ASSOC ADVANCEMENT SCIENCE2023

Tuning structural isomers of phenylenediammonium to afford efficient and stable perovskite solar cells and modules

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Hiroyuki Kanda, Bin Ding, Keith Gregory Brooks, Yen-Cheng Liu

Salt passivation of perovskite often results in formation of 2D perovskite layers, which impaired charge transport behaviour. Here, the authors study the energy barrier of 2D perovskite formation upon passivation by different iodide salt, and provide insig ...

Nature Portfolio2021

Single-crystalline TiO2 nanoparticles for stable and efficient perovskite modules

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Hiroyuki Kanda, Bin Ding, Wen Luo, Yong Ding, Keith Gregory Brooks, Valentin Ianis Emmanuel Queloz, Yen-Cheng Liu

The incorporation of electron transport layers based on single-crystalline TiO2 rhombohedral nanoparticles enables the realization of stable and efficient large-area perovskite solar cell modules. ...

Nature Portfolio2022

Gradient 1D/3D Perovskite Bilayer using 4-tert-Butylpyridinium Cation for Efficient and Stable Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Tom Theodorus Antonius Lummen

To achieve both high efficiency and long-term stability of perovskite solar cells (PSCs), it is effective to use a perovskite layer in which a low-dimensional perovskite layer is stacked on a 3D perovskite layer. However, the guidelines for the effective s ...

2021

Co-evaporation as an optimal technique towards compact methylammonium bismuth iodide layers

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Mounir Driss Mensi, Cristina Roldán Carmona, Albertus Adrian Sutanto, Maria Cristina Momblona Rincón

the most studied perovskite‑based solar cells reported up to date contain the toxic lead in its composition. photovoltaic research and development towards non‑toxic, lead‑free perovskite solar cells are critical to finding alternatives to reduce human heal ...

Nature Research2020

Dopant‐Free Hole Transport Materials Afford Efficient and Stable Inorganic Perovskite Solar Cells and Modules

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Hiroyuki Kanda, Kasparas Rakstys, Bin Ding, Yong Ding, Cansu Igci, Xianfu Zhang, Olga Syzgantseva

The emerging CsPbI3 perovskites are highly efficient and thermally stable materials for wide-band gap perovskite solar cells (PSCs), but the doped hole transport materials (HTMs) accelerate the undesirable phase transition of CsPbI3 in ambient. Herein, a d ...

Wiley-VCH Verlag GmbH2021

Perovskite Solar Cells Using Surface-Modified NiOx Nanoparticles as Hole Transport Materials in n-i-p Configuration

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Tom Theodorus Antonius Lummen

Modified NiOx nanoparticles (NPs) developed via surface engineering are applied to a hole transport layer (HTL) in n-i-p-structured perovskite solar cells (PSCs). Hexanoic acid (HA) as a surfactant improves the dispersibility of NiOx NPs in chlorobenzene ( ...

2019

Increasing efficiency of perovskite solar cells using low concentrating photovoltaic systems (vol 4, pg 528, 2020)

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda

Correction for 'Increasing efficiency of perovskite solar cells using low concentrating photovoltaic systems' by Hasan Baiget al.,Sustainable Energy Fuels, 2020,4, 528-537, DOI: ;10.1039/c9se00550a. ...

2020

Exploring pi-extended subporphyrinoids as electron transporting materials in perovskite solar cells

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Maria Cristina Momblona Rincón

Due to their strong acceptor properties and enhanced charge transport capabilities, non-fullerene electron acceptors based on pi-extended derivatives - subnaphthalocyanines (SubNc) or subphtalocyanine dimers (SubPc(2)) - have been employed in organic photo ...

WORLD SCIENTIFIC PUBL CO PTE LTD2022

Subphthalocyanine-based electron-transport materials for perovskite solar cells

Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Maria Cristina Momblona Rincón, Nadja Isabelle Desiree Klipfel

Non-fullerene ETMs are emerging as a hot topic in the field of PSCs due to the inherent shortcomings of fullerene derivatives. Herein, the potential of SubPcs as ETMs in PSCs has been evaluated. To this end, ETMs based on two SubPcs (with chlorine or fluor ...

Royal Society of Chemistry2021

Molecular Engineering of Thienyl Functionalized Ullazines as Hole-Transporting Materials for Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Yi Zhang, Hiroyuki Kanda, Bin Ding, Maria Cristina Momblona Rincón, Cansu Igci, Nadja Isabelle Desiree Klipfel

Organic hole-transporting materials (HTMs) based on the Ullazine core yield so far only moderate power conversion efficiencies of up to 13.08% in perovskite solar cells (PSCs). Aiming to fabricate efficient and stable PSCs, novel Ullazine derivatives beari ...

WILEY-V C H VERLAG GMBH2021

Branched Methoxydiphenylamine-Substituted Carbazole Derivatives for Efficient Perovskite Solar Cells: Bigger Is Not Always Better

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

A set of novel branched molecules bearing a different number of 3,6-bis(4,4'-dimethoxydiphenylamino)carbazole-based (CzOMeDPA) periphery arms linked together by aliphatic chains have been developed, and their performance has been tested in perovskite solar ...

AMER CHEMICAL SOC2021