Publications related to Organic Semiconductors as Photoanodes for Solar-driven Photoelectrochemical Fuel Production

Related publications (13)

In Situ Synthesis of CuxO/N Doped Graphdiyne with Pyridine N Configuration for Ammonia Production via Nitrate Reduction

Sophia Haussener, Jian Li, Roberto Valenza

Electroreduction of nitrate to ammonia provides an interesting pathway for wastewater treatment and valorization. Cu-based catalysts are active for the conversion of NO3− to NO2− but suffer from an inefficient hydrogenation process of NO2−. Herein, CuxO/N- ...

2024

Interactions between aluminium and fired passivating contacts during fire-through metallization

Christophe Ballif, Franz-Josef Haug, Aïcha Hessler-Wyser, Mario Joe Lehmann, Sofia Libraro

Replacing silver metallization with earth-abundant materials in Si solar cells is a critical step towards the sustainable growth of photovoltaics. In this work, we investigate fire-through processes using Al for the metallization of solar cells with p-type ...

ELSEVIER2023

Integrated solar-driven high-temperature electrolysis operating with concentrated irradiation

Jan Van Herle, Sophia Haussener, Stefan Diethelm, Meng Lin, Clemens Gregor Suter

High-temperature electrolysis for reducing H2O (and CO2) to H2 (and CO) converts concentrated solar energy into fuels and chemical feedstock. We invented an integrated reactor concept comprising a solar cavity receiver for reactant heating, a solid oxide e ...

2022

Ultrarapid crystallization of low-dimensional perovskite with excellent stability for future high-throughput fabrication

Mohammad Khaja Nazeeruddin, Yi Zhang

Perovskite solar cells (PSCs) as an emerging photovoltaic technique have achieved exceptional power conversion efficiency (PCE) up to 25.7% after fast development over the past decade. But currently some critical issues are still not well addressed in term ...

ELSEVIER2022

Halide exchange in the passivation of perovskite solar cells with functionalized ionic

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Rosario Scopelliti, Andreas Züttel, Farzaneh Fadaei Tirani, Zhaofu Fei, Yi Zhang, Hiroyuki Kanda, Bin Ding, Wen Luo, Mo Li, Mousa Abdulla M E Abuhelaiqa

Applying additives to perovskite precursor solutions is an effective way to passivate perovskite films for the construction of perovskite solar cells (PSCs) with increased power-conversion efficiencies (PCEs) and enhanced stabilities. Ionic liquids (ILs) w ...

ELSEVIER2022

Interfacial passivation of wide-bandgap perovskite solar cells and tandem solar cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Hiroyuki Kanda, Cristina Roldán Carmona

Perovskite/silicon tandem solar cells offer the potential to surpass the power conversion efficiency (PCE) of single-junction solar devices beyond the Shockley-Queisser limit at relatively low costs. However, obtaining wide-bandgap materials that provide i ...

Royal Society of Chemistry2021

Photovoltaic organic interface for neuronal stimulation in the near-infrared

Diego Ghezzi, Marta Jole Ildelfonsa Airaghi Leccardi, Laura Ferlauto, Naïg Aurelia Ludmilla Chenais, Elodie Geneviève Zollinger

Organic materials, such as conjugated polymers, are attractive building blocks for bioelectronic interfaces. In particular, organic semiconductors show excellent performance in light-mediated excitation and silencing of neuronal cells and tissues. However, ...

2020

Towards industrialization of perovskite solar cells using slot die coating

Frank Nüesch, Jakob Heier

Carbon-based hole transport layer-free carbon mesoscopic perovskite solar cells (MPSCs) are considered to be cell architectures with high potential for commercialization, due to their enhanced stability. In the standard process for large area and module fa ...

Royal Society of Chemistry2020

A sequential condensation route as a versatile platform for low cost and efficient hole transport materials in perovskite solar cells

Mohammad Khaja Nazeeruddin

In an effort to diminish the cost of perovskite solar cells (PSCs) with regard to hole transport materials (HTMs), we employed an easily attainable condensation route to synthesize a cheap and efficient HTM. Using a newly engineered small organic molecule, ...

Royal Society of Chemistry2019

Covalent Immobilization of a Molecular Catalyst on Cu2O Photocathodes for CO2 Reduction

Michael Graetzel, Peng Gao, Thomas Moehl, Jingshan Luo, Peng Gao, Matthew Thomas Mayer, Marcel Roland Schreier

Sunlight-driven CO2 reduction is a promising way to close the anthropogenic carbon cycle. Integrating light harvester and electrocatalyst functions into a single photo electrode, which converts solar energy and CO2 directly into reduced carbon species, is ...

American Chemical Society2016

Perovskite-Hematite Tandem Cells for Efficient Overall Solar Driven Water Splitting

Michael Graetzel

Photoelectrochemieal water splitting half reactions on semiconducting photoelectrodes have received much attention but efficient overall water splitting driven by a single photoelectrode has remained elusive due to stringent electronic and thermodynamic pr ...

American Chemical Society2015

Fast and non-destructive detection on the EVA gel content in photovoltaic modules by optical reflection

Christophe Ballif, Laure-Emmanuelle Perret Aebi, Hengyu Li

Poly(ethylene-co-vinyl acetate) (EVA) has been the dominating material in the photovoltaic (PV) encapsulant market for decades, owing to its superior cost-performance balance. To achieve its desired material properties, EVA undergoes a curing reaction duri ...

Ieee-Inst Electrical Electronics Engineers Inc2015

Influence of Structural Variations in Push-Pull Zinc Porphyrins on Photovoltaic Performance of Dye-Sensitized Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Chenyi Yi, Fabrizio Giordano, Hoi Nok Tsao

We designed and synthesized two new zinc porphyrin dyes for dye-sensitized solar cells (DSCs). Subtle molecular structural variation in the dyes significantly influenced the performance of the DSC devices. By utilizing these dyes in combination with a coba ...

Wiley-VCH Verlag Berlin2014