Publications associées à High-Work-Function 2D Perovskites as Passivation Agents in Perovskite Solar Cells

Publications associées (18)

3D Conjugated Hole Transporting Materials for Efficient and Stable Perovskite Solar Cells and Modules

Keith Gregory Brooks, Paul Joseph Dyson, Zhaofu Fei, Tom Theodorus Antonius Lummen, Bin Ding, Yong Ding

The orthogonal structure of the widely used hole transporting material (HTM) 2,2 ',7,7 '-tetrakis(N, N-di-p-methoxyphenylamino)-9,9 '-spirobifluorene (Spiro-OMeTAD) imparts isotropic conductivity and excellent film-forming capability. However, inherently w ...

Wiley-V C H Verlag Gmbh2024

High-Performance Perovskite Solar Cells with Zwitterion-Capped-ZnO Quantum Dots as Electron Transport Layer and NH4X (X = F, Cl, Br) Assisted Interfacial Engineering

Michael Graetzel, Shaik Mohammed Zakeeruddin, Mounir Driss Mensi, Thomas Paul Baumeler, Essa Awadh R Alharbi, Rashmi Runjhun, Felix Thomas Eickemeyer, Viktor Skorjanc, Anurag Krishna, Georgios Kakavelakis

The systematic advances in the power conversion efficiency (PCE) and stability of perovskite solar cells (PSCs) have been driven by the developments of perovskite materials, electron transport layer (ETL) materials, and interfacial passivation between the ...

Wiley2024

Buried Interface Engineering Enables Efficient and 1,960‐hour Isos‐L‐2i Stable Inverted Perovskite Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Ursula Röthlisberger, Xiong Li, Mathias Dankl, Felix Thomas Eickemeyer, Nikolaos Lempesis, Mingyang Wei, Virginia Carnevali, Lorenzo Agosta

High-performance perovskite solar cells (PSCs) typically require interfacial passivation, yet this is challenging for the buried interface, owing to the dissolution of passivation agents during the deposition of perovskites. Here, this limitation is overco ...

Wiley2024

Perovskite/Silicon Tandem Solar Cells Above 30% Conversion Efficiency on Submicron-Sized Textured Czochralski-Silicon Bottom Cells with Improved Hole-Transport Layers

Christophe Ballif, Kerem Artuk, Christian Michael Wolff

In perovskite/silicon tandem solar cells, the utilization of silicon heterojunction (SHJ) solar cells as bottom cells is one of the most promising concepts. Here, we present optimization strategies for the top cell processing and their integration into SHJ ...

2024

Intrinsic thermal stability of inverted perovskite solar cells based on electrochemical deposited PEDOT

Jing Gao

Thermal stability of perovskite materials is an issue impairing the long-term operation of inverted per-ovskite solar cells (PSCs). Herein, the thermal attenuation mechanism of the MAPbI3 films that deposited on two different hole transport layers (HTL), p ...

ELSEVIER2023

III-N Optoelectronic Devices: Understanding the Physics of Electro-Optical Degradation

Jean-François Carlin, Nicolas Grandjean, Camille Haller

III-N optoelectronic devices are of great interest for many applications. Visible emitters (based on InGaN) are widely used in the lighting, display and automotive fields. Ultraviolet LEDs (based on AlGaN) are expected to be widely used for disinfection, m ...

SPIE2023

Superhalogen Passivation for Efficient and Stable Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Hobeom Kim

Metal-halide perovskites are optoelectronic materials applied to solar cells as a light absorber due to their excellent optoelectronic properties. The power conversion efficiency of perovskite solar cells (PSCs) reaches 25.7% certified, which stands in com ...

WILEY-V C H VERLAG GMBH2022

In-situ peptization of WO3 in alkaline SnO2 colloid for stable perovskite solar cells with record fill-factor approaching the shockley-queisser limit

Mohammad Khaja Nazeeruddin

SnO2-based electron transport layers (ETLs) offer outstanding band alignment, excellent chemical and UV stability, high transmittance, high conductivity, and processability at low temperatures. However, unfortunately, the state-of-the-art SnO2 colloid prec ...

Elsevier2022

Experimental and theoretical study of organic sensitizers for solid-state dye-sensitized solar cells (s-DSSCs)

Nikolaos Vlachopoulos

The effect of a series of triarylamine based D-pi-A organic dyes, namely RK1, BA504, BA741 and the simple L1 reference dye on solid-state dye sensitized solar cells (s-DSSCs) performances was studied. The solid hole transporting material (HTM) was obtained ...

ELSEVIER SCIENCE SA2022

Photoelectrochemical properties and reactivity of supported titanium NTs for bacterial inactivation and organic pollutant removal

Sami Rtimi

In this work, we report on the effect of anodization time on the morphology, optical, and photocatalytic properties of TiO2 nanotubes (NTs) allowing bacterial inactivation and two organic pollutant degradation under low-intensity solar-simulated light. Sca ...

SPRINGER HEIDELBERG2022

Hydrophobic Organic Ammonium Halide Modification toward Highly Efficient and Stable CsPbI(2.25)Br(0.75 )Solar Cell

Ulf Anders Hagfeldt, Zaiwei Wang

Inorganic cesium lead halide perovskite solar cells are promising candidates for next-generation photovoltaic applications. However, their phase instability and relatively low efficiency hinder their commercialization. Herein, hydrophobic organic ammonium ...

WILEY-V C H VERLAG GMBH2021

Interfacial Passivation Engineering of Perovskite Solar Cells with Fill Factor over 82% and Outstanding Operational Stability on n-i-p Architecture

Michael Graetzel, Shaik Mohammed Zakeeruddin, Ulf Anders Hagfeldt, Bowen Yang, Yeonju Kim, Jiajia Suo

Tremendous efforts have been dedicated toward minimizing the open-circuit voltage deficits on perovskite solar cells (PSCs), and the fill factors are still relatively low. This hinders their further application in large scalable modules. Herein, we employ ...

AMER CHEMICAL SOC2021

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

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

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

Interfacial versus Bulk Properties of Hole-Transporting Materials for Perovskite Solar Cells: Isomeric Triphenylamine-Based Enamines versus Spiro-OMeTAD

Ulf Anders Hagfeldt, Bowen Yang, Yeonju Kim, Jiajia Suo

Here, we report on three new triphenylamine-based enamines synthesized by condensation of an appropriate primary amine with 2,2-diphenylacetaldehyde and characterized by experimental techniques and density functional theory (DFT) computations. Experimental ...

AMER CHEMICAL SOC2021

Organic Spacers in 2D Perovskites: General Trends and Structure-Property Relationships from Computational Studies

Ursula Röthlisberger, Marko Mladenovic, Ariadni Boziki, Farzaneh Jahanbakhshi, Paramvir Ahlawat, Mathias Dankl

Addition of large organic molecules to halide perovskites has been shown to provoke dimensionality reduction and formation of two-dimensional phases that demonstrate improved long-term stabilities. Optoelectronic properties of the resulting 2D layered pero ...

WILEY-V C H VERLAG GMBH2021

Ultrathin polymeric films for interfacial passivation in wide band-gap perovskite solar cells

Sandy Sanchez Alonso

Wide band-gap perovskite solar cells have the potential for a relatively high output voltage and resilience in a degradation-inducing environment. Investigating the reasons why high voltages with adequate output power have not been realized yet is an under ...

NATURE RESEARCH2020

Fully textured monolithic perovskite/silicon tandem solar cells with 25.2% power conversion efficiency

Christophe Ballif, Laura Ding, Sylvain Nicolay, Quentin Thomas Jeangros, Davide Sacchetto, Mathieu Gérard Boccard, Matthieu Despeisse, Jérémie Werner, Florent Sahli, Loris Barraud, Raphaël Monnard, Gianluca Cattaneo, Bertrand Yves Paul Paviet-Salomon, Björn Niesen, Matthias Wolfgang Bräuninger

Tandem devices combining perovskite and silicon solar cells are promising candidates to achieve power conversion efficiencies above 30% at reasonable costs. State-of-the-art monolithic two-terminal perovskite/silicon tandem devices have so far featured sil ...

2018

Nanostructured Composite Films for Dye-Sensitized Solar Cells by Electrostatic Layer-by-Layer Deposition

Pascal Comte, Michael Graetzel, Mohammad Khaja Nazeeruddin, Ilkay Cesar

2006