Publications related to Limits to Electrical Mobility in Lead-Halide Perovskite Semiconductors

Related publications (15)

Cation interdiffusion control for 2D/3D heterostructure formation and stabilization in inorganic perovskite solar modules

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Yong Ding, Xianfu Zhang

Inorganic perovskite solar cells could benefit from surface passivation using 2D/3D perovskite heterostructures. However, conventional spacer cations fail to exchange with the tightly bonded Cs cation in the inorganic perovskite to form 2D layers atop; or, ...

2025

Single junction CsPbBr3 solar cell coupled with electrolyzer for solar water splitting

Jin Hyung Kim, Michael Graetzel, Shaik Mohammed Zakeeruddin, Jaeki Jeong

Artificial photosynthesis system to realize Solar overall water splitting has been regarded as sustainable and renewable solution for energy and environmental issues. While artificial photosynthesis system (efficiency of 12.4%) greatly exceeds efficiency o ...

2025

Benzothiazole-based arylamines as hole transporting materials for perovskite solar cells

Mohammad Khaja Nazeeruddin, Shun Tian

The performance of perovskite solar cells (PSCs) is partially dependent on the properties of the hole transporting material (HTM) used. Here, we present the synthesis and study of novel benzothiazole-based arylamine HTMs. The compounds are thermally stable ...

Royal Society of Chemistry2025

Excitonic devices based on van der Waals heterostructures

Edoardo Lopriore

The unique physical properties of two-dimensional materials have attracted substantial research efforts in the last twenty years. The possibility of stacking layered materials in freely-configurable stacks, called van der Waals heterostructures, has enable ...

EPFL2025

Roadmap on atomic-scale semiconductor devices

Gabriel Aeppli

Spin states in semiconductors provide exceptionally stable and noise-resistant environments for qubits, positioning them as optimal candidates for reliable quantum computing technologies. The proposal to use nuclear and electronic spins of donor atoms in s ...

IOP Publishing Ltd2025

Integration and tunability of rare-earth-doped YSZ for next generation photonic devices

Christian André Clément Lafforgue

The rapid advancement of modern technology has led to a steep rise in global energy demand, posing serious challenges related to climate change and the geopolitical complexities of energy sourcing. In this context, modulators and optical amplifiers have be ...

SPIE2025

The Role of Oxygen Exposure on the Performance of All-Vapor-Processed Perovskite Solar Cells With CuPC Hole Transport Layers

Austin George Kuba

Methylammonium lead iodide (MAPbI(3)) perovskite solar cells were made using an all-vapor process, including two-step close space vapor transport-processed MAPbI(3) absorber and evaporated copper phthalocyanine (CuPC) hole transport layer (HTL). N-i-p sola ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2024

Formamidinium Incorporates into Rb-based Non-Perovskite Phases in Solar Cell Formulations

Michael Graetzel, David Lyndon Emsley, Lukas Pfeifer, Michael Allan Hope, Likai Zheng, Ümmügülsüm Günes, Yuxuan Zhang

Organic-inorganic hybrid perovskite materials, such as formamidinium lead iodide (FAPbI3), are among the most promising emerging photovoltaic materials. However, the spontaneous phase transition from the photoactive perovskite phase to an inactive non-pero ...

Wiley-VCH Verlag GmbH2024

Migration of hole polarons in anatase and rutile TiO2 through piecewise-linear functionals

Giorgio Palermo, Alfredo Pasquarello, Stefano Falletta

We investigate the migration properties of hole polarons in rutile and anatase TiO2 using Hubbard U semilocal and hybrid functionals with parameters set to enforce the piecewise linearity condition. The polarons in anatase and in rutile are found to be sta ...

2024

Bayesian Inference of Excited State Properties of Organic Semiconductor Properties

Mohammed Azzouzi

FUNDACIO DE LA COMUNITAT VALENCIANA SCITO2024

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, Xiaoxin Gao, 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

Interface passivation for 31.25%-efficient perovskite/silicon tandem solar cells

Christophe Ballif, Mathieu Gérard Boccard, Quentin Thomas Jeangros, Mounir Driss Mensi, Christian Michael Wolff, Kerem Artuk, Deniz Türkay, Peter Joseph Fiala, Daniel Anthony Jacobs, Quentin Jean-Marie Armand Guesnay, Xin Yu Chin

Silicon solar cells are approaching their theoretical efficiency limit of 29%. This limitation can be exceeded with advanced device architectures, where two or more solar cells are stacked to improve the harvesting of solar energy. In this work, we devise ...

American Association for the Advancement of Science2023

Inter-comparison of spatial models for high shares of renewable electricity in Switzerland

Michael Lehning, Jérôme François Sylvain Dujardin

This study presents an inter-comparison of three structurally different electricity system models (EXPANSE, Nexus-e, and OREES) with sub-national spatial resolution in Switzerland in 2035. We analyze technology and regional implications of three targets fo ...

ELSEVIER SCI LTD2023

Growth and characterization of thorium-doped calcium fluoride single crystals

Kjeld Adrianus Antonius Gerardus Beeks

We have grown Th-232:CaF (2) and Th-229:CaF (2) single crystals for investigations on the VUV laser-accessible first nuclear excited state of Th-229, with the aim of building a solid-state nuclear clock. To reach high doping concentrations despite the extr ...

Nature Portfolio2023

Persistence of Structural Distortion and Bulk Band Rashba Splitting in SnTe above Its Ferroelectric Critical Temperature

Jan Hugo Dil

The ferroelectric semiconductor alpha-SnTe has been regarded as a topological crystalline insulator, and the dispersion of its surface states has been intensively measured with angle-resolved photoemission spectroscopy (ARPES) over the past decade. However ...

2023