Concept

Perovskite

Related publications (612)

Vapor Transport Deposition of Methylammonium Iodide for Perovskite Solar Cells

Christophe Ballif, Quentin Thomas Jeangros, Florent Sahli, Cédric Bucher, Aymeric Michel Schafflützel, Björn Niesen, Léo Duchêne, Quentin Jean-Marie Armand Guesnay, Niccolo Salsi, Nathanaël Miaz

Vapor-based processes are promising options to deposit metal halide perovskite solar cells in an industrial environment due to their ability to deposit uniform layers over large areas in a controlled environment without resorting to the use of (possibly to ...

2021

Beyond Tolerance Factor: Using Deep Learning for Prediction Formability of ABX3 Perovskite Structures

Mohammad Khaja Nazeeruddin, Valentin Ianis Emmanuel Queloz, Alexander Fedorovskiy

Deep learning (DL) is a modern powerful instrument for multiple purposes, including classification. In this study, this technique is applied to the task of perovskites formability. A commonly known perovskite dataset is used to try to make an instrument su ...

2021

Orientation‐Engineered Small‐Molecule Semiconductors as Dopant‐Free Hole Transporting Materials for Efficient and Stable Perovskite Solar Cells

Hong Zhang, Zhiwen Zhou, Miao Chen

Crystallized p-type small-molecule semiconductors have great potential as efficient and stable hole transporting materials (HTMs) for perovskite solar cells (PSCs) due to their relatively high hole mobility, good stability and tunable HOMOs depending on th ...

2021

Nanoscale Phase Segregation in Supramolecular π-Templating for Hybrid Perovskite Photovoltaics from NMR Crystallography

Shaik Mohammed Zakeeruddin, David Lyndon Emsley, Ursula Röthlisberger, Jovana Milic, Yuhang Liu, Michael Allan Hope, Marko Mladenovic, Ulf Anders Hagfeldt, Dominik Józef Kubicki, Paramvir Ahlawat, Manuel Cordova, Aditya Mishra, Brian Irving Carlsen, Farzaneh Jahanbakhshi, Loï Charles Carbone, Rashmi Runjhun, Toru Nakamura, Thomas Schneeberger

The use of layered perovskites is an important strategy to improve the stability of hybrid perovskite materials and their optoelectronic devices. However, tailoring their properties requires accurate structure determination at the atomic scale, which is a ...

2021

In Situ Graded Passivation via Porphyrin Derivative with Enhanced Photovoltage and Fill Factor in Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Yi Zhang, Bing Zhang, Keith Gregory Brooks

While perovskite solar cells (PSCs) have recently experienced a rapid rise in power conversion efficiency (PCE), the prevailing PSCs still contain nondesirable defects in the interior and interface of the perovskite layer, which limits further enhancement ...

WILEY-V C H VERLAG GMBH2021

Perovskitoid-Templated Formation of a 1D@3D Perovskite Structure toward Highly Efficient and Stable Perovskite Solar Cells

Ulf Anders Hagfeldt, Dongqin Bi, Haibing Xie

Longevity is a long-standing concern for organic-inorganic hybrid perovskite solar cells (PSCs). Recently, the use of low dimensional perovskite has been proven to be a promising strategy to improve the stability of PSCs. Herein, it is demonstrated that 1D ...

WILEY-V C H VERLAG GMBH2021

Formation of High-Performance Multi-Cation Halide Perovskites Photovoltaics by delta-CsPbI3/delta-RbPbI3 Seed-Assisted Heterogeneous Nucleation

Shaik Mohammed Zakeeruddin, Mounir Driss Mensi, Felix Thomas Eickemeyer, Thomas Paul Baumeler, Ulf Anders Hagfeldt, Zaiwei Wang, Bowen Yang, Linfeng Pan, Essa Awadh R Alharbi, Masaud Hassan S Almalki, Anurag Krishna, Olivier Ouellette

The performance of perovskite solar cells is highly dependent on the fabrication method; thus, controlling the growth mechanism of perovskite crystals is a promising way towards increasing their efficiency and stability. Herein, a multi-cation halide compo ...

WILEY-V C H VERLAG GMBH2021

Role of ions and interfaces for efficient and stable perovskite solar cells

Anand Agarwalla

Perovskite Solar Cells (PSCs) have grabbed global attention of the researchers due to their outstanding Photovoltaic (PV) performance. PSCs have the potential to be the future of the PV technology as they can generate power with performance being comparabl ...

EPFL2021

Phosphine Oxide Derivative as a Passivating Agent to Enhance the Performance of Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Mounir Driss Mensi, Hiroyuki Kanda, Aron Joel Huckaba, Valentin Ianis Emmanuel Queloz, Albertus Adrian Sutanto, Hobeom Kim, Cansu Igci

Defects of metal-halide perovskites detrimentally influence the optoelectronic properties of the thin film and, ultimately, the photovoltaic performance of perovskite solar cells (PSCs). Especially, defect-mediated nonradiative recombination that occurs at ...

2021

Effect of illumination and applied potential on the electrochemical impedance spectra in triple cation (FA/MA/Cs) 3D and 2D/3D perovskite solar cells

Mohammad Khaja Nazeeruddin, Sanghyun Paek, Zubair Ahmad

Even though there has been numerous works performed based on electrochemical impedance spectroscopy (EIS) of perovskite solar cells (PSCs), however, many aspects of the obtained EI spectra are yet to be fully grasped. Moreover, the change of these spectra ...

ELSEVIER SCIENCE SA2021

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