Publications related to Nanostructured ZnO electrodes for dye-sensitized solar cell applications

Photoelectrochemical Cell Engineering for Solar Energy Conversion

Solar energy is the most abundant energy source, harnessing solar energy holds the solution to the challenge of increasing global energy demand and reducing our dependence on fossil fuels. Photovoltaics which directly convert solar energy into electricity ...

EPFL2023

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

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 ...

Oxford2023

Electrical Losses Mitigation in Silicon Heterojunction Solar Cells

Laurie-Lou Senaud

To overcome the worldwide challenges of climate change, photovoltaics is foreseen to play a significant role in the world electricity production. Nowadays, single junction crystalline silicon (c-Si) based solar cells hold the largest share of the global ph ...

EPFL2021

The emergence of concentrator photovoltaics for perovskite solar cells

Mohammad Khaja Nazeeruddin, Anurag Roy

The emergence of high-efficiency photovoltaic research is undergoing intense study and is technologically desirable to meet sustainable energy and environmental demand. However, every single solar cell has a theoretical power conversion efficiency limit, a ...

AIP Publishing2021

Recent progress in black phosphorus nanostructures as environmental photocatalysts

Sami Rtimi, Yucheng Wu

Hazardous chemicals excruciatingly contaminated water, air, and soil for the past few decades. Eco-friendly techniques to clean and or destroy these harmful chemicals is an urgent requirement at this moment. In this direction, a large number of methodologi ...

ELSEVIER SCIENCE SA2020

Annealing of Silicon Heterojunction Solar Cells: Interplay of Solar Cell and Indium Tin Oxide Properties

Christophe Ballif, Raphaël François Lemerle, Mathieu Gérard Boccard, Jan Haschke, Brahim Aissa

In this paper, we report the evolution of silicon heterojunction solar cell properties focusing, in particular, on the indium tin oxide (ITO) layers upon consecutive thermal annealing. We find that the charge carrier density

N_{\rm e}

of the ITO increase ...

2019

Donor design and modification strategies of metal-free sensitizers for highly-efficient n-type dye-sensitized solar cells

Xiaoyu Zhang

Dye-sensitized solar cells (DSSCs) cannot be developed without the research on sensitizers. As the key of light harvesting and electron generation, thousands of sensitizers have been designed for the application in DSSC devices. Among them, organic sensiti ...

Higher Education Press2016

Cobalt and/or copper complexes for use as hole transport layer dopants to improve optoelectronic or photoelectrochemical devices

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Fabrizio Giordano, Ulf Anders Hagfeldt, Marina Freitag, Julian Burschka

This invention discloses a new class of dopants that allows easy tuning of the chem., phys., optical and/or electronic properties of the doping agent in order to carefully adapt it to the desired application, such as org. solar cells or solid state dye-sen ...

U.S. Pat. Appl. Publ. (2016),2016

Parasitic Absorption Reduction in Metal Oxide-Based Transparent Electrodes: Application in Perovskite Solar Cells

Christophe Ballif, Stefaan De Wolf, Sylvain Nicolay, Björn Niesen, Monica Morales Masis, Jérémie Werner, Ali Dabirian

Transition metal oxides (TMOs) are commonly used in a wide spectrum of device applications, thanks to their interesting electronic, photochromic, and electrochromic properties. Their environmental sensitivity, exploited for gas and chemical sensors, is how ...

Amer Chemical Soc2016

Nanostructured ZnO electrodes for dye-sensitized solar cell applications

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Photoelectrochemical Cell Engineering for Solar Energy Conversion

Photovoltaic devices containing cyclobutane-based hole transport materials

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

Electrical Losses Mitigation in Silicon Heterojunction Solar Cells

The emergence of concentrator photovoltaics for perovskite solar cells

Recent progress in black phosphorus nanostructures as environmental photocatalysts

Annealing of Silicon Heterojunction Solar Cells: Interplay of Solar Cell and Indium Tin Oxide Properties

Donor design and modification strategies of metal-free sensitizers for highly-efficient n-type dye-sensitized solar cells

Cobalt and/or copper complexes for use as hole transport layer dopants to improve optoelectronic or photoelectrochemical devices

Parasitic Absorption Reduction in Metal Oxide-Based Transparent Electrodes: Application in Perovskite Solar Cells

Photoelectrochemical Cell Engineering for Solar Energy Conversion

Electrical Losses Mitigation in Silicon Heterojunction Solar Cells

Photovoltaic devices containing cyclobutane-based hole transport materials

The emergence of concentrator photovoltaics for perovskite solar cells

Recent progress in black phosphorus nanostructures as environmental photocatalysts

Parasitic Absorption Reduction in Metal Oxide-Based Transparent Electrodes: Application in Perovskite Solar Cells

Donor design and modification strategies of metal-free sensitizers for highly-efficient n-type dye-sensitized solar cells

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

Annealing of Silicon Heterojunction Solar Cells: Interplay of Solar Cell and Indium Tin Oxide Properties

Cobalt and/or copper complexes for use as hole transport layer dopants to improve optoelectronic or photoelectrochemical devices