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Pascal Alexander Schouwink

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Related publications (40)

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All-polyamide nanofibrillar composites by in situ fibrillation of aramid fibers

John Christopher Plummer, Holger Frauenrath, Sylvain Cyril Claude Galland, Pascal Alexander Schouwink, Nicolas Candau, Oguzhan Oguz

All-polyamide composites containing up to 30 vol% highly dispersed PPTA nanofibrils with diameters in the range 50-500 nm were prepared by melt-compounding polyamide 6,10 (PA610) with chopped poly(p-phenylene terephthalamide) (PPTA) fibers in the temperatu ...

Elsevier Sci Ltd2023

Naphthalenediimide/Formamidinium-Based Low-Dimensional Perovskites

Michael Graetzel, Jacques-Edouard Moser, Shaik Mohammed Zakeeruddin, Ursula Röthlisberger, Marko Mladenovic, Dominik Józef Kubicki, David Lyndon Emsley, Farzaneh Jahanbakhshi, Paramvir Ahlawat, Pascal Alexander Schouwink, Jovana Milic, George Cameron Fish, Marco Alejandro Ruiz Preciado, Masaud Hassan S Almalki, Aditya Mishra

Low-dimensional hybrid perovskites have emerged as promising materials for optoelectronic applications. Although these materials have already demonstrated enhanced stability as compared to their three-dimensional perovskite analogues, their functionality h ...

2021

Methylammonium Triiodide for Defect Engineering of High-Efficiency Perovskite Solar Cells

Michael Graetzel, Jacques-Edouard Moser, Shaik Mohammed Zakeeruddin, Mounir Driss Mensi, Ursula Röthlisberger, Ulf Anders Hagfeldt, Thomas Paul Baumeler, Linfeng Pan, Paramvir Ahlawat, Claudia Esther Avalos, Essa Awadh R Alharbi, Pascal Alexander Schouwink, George Cameron Fish, Mathias Dankl, Bowen Yang, Felix Thomas Eickemeyer, Viktor Skorjanc, Anurag Krishna, Olivier Ouellette, Lukas Pfeifer

The defects present in metal halide perovskite are deleterious to both the performance and stability of photovoltaic devices. Consequently, there is an intense focus on developing defect mitigation strategies. Herein we report a facile strategy that employ ...

2021

Universal approach toward high-efficiency two-dimensional perovskite solar cells via a vertical-rotation process

Mohammad Khaja Nazeeruddin, Tom Theodorus Antonius Lummen, Cristina Roldán Carmona, Pascal Alexander Schouwink, Mo Li, Yong Ding

The emerging 2D perovskites exhibit superior stability and similar optoelectronic attributes compared to the 3D analogues, but their strong exciton-binding energy and inferior interlayer charge-transport reduce dramatically the device performance. Herein, ...

2020

Gas-sieving zeolitic membranes fabricated by condensation of precursor nanosheets

Michele Ceriotti, Mojtaba Chevalier, Kumar Varoon Agrawal, Claudia Esther Avalos, Pascal Alexander Schouwink, Mostapha Dakhchoune, Luis Francisco Villalobos Vazquez de la Parra, Rocio Semino Barbaresi

The synthesis of molecular-sieving zeolitic membranes by the assembly of building blocks, avoiding the hydrothermal treatment, is highly desired to improve reproducibility and scalability. Here we report exfoliation of the sodalite precursor RUB-15 into cr ...

2020

Stiff, Strong, Tough, and Highly Stretchable Hydrogels Based on Dual Stimuli-Responsive Semicrystalline Poly(urethane–urea) Copolymers

Pascal Alexander Schouwink, Nicolas Candau, Adrien Julien Demongeot, Oguzhan Oguz

There has been a considerable interest in developing stiff, strong, tough, and highly stretchable hydrogels in various fields of science and technology including biomedical and sensing applications. However, simultaneous optimization of stiffness, strength ...

2021

Enhanced ductility in high performance polyamides due to strain-induced phase transitions

John Christopher Plummer, Véronique Michaud, Holger Frauenrath, Pascal Alexander Schouwink, Nicolas Candau

Copolymerizing poly(hexamethylene terephthalamide-co-isophthalamide) (PA6TI) with 40 wt% polyamide 66 (PA66) results in only minor decreases in modulus and yield stress owing to isomorphous substitution of PA6TI units by PA66 units in the PA6TI alpha phase ...

ELSEVIER SCI LTD2022

Dynamical evolution of the 2D/3D interface: a hidden driver behind perovskite solar cell instability

Mohammad Khaja Nazeeruddin, Valentin Ianis Emmanuel Queloz, Kyung Taek Cho, Sanghyun Paek, Nikita Drigo, Giulia Grancini, Pascal Alexander Schouwink, Inés Garcia Benito, Albertus Adrian Sutanto

Engineering two-/three-dimensional (2D/3D) perovskite solar cells is nowadays a popular strategy for efficient and stable devices. However, the exact function of the 2D/3D interface in controlling the long-term device behavior is still obscure. Here, we re ...

Royal Society of Chemistry2020

Nanosegregation in arene-perfluoroarene pi-systems for hybrid layered Dion-Jacobson perovskites

Michael Graetzel, Shaik Mohammed Zakeeruddin, Pascal Alexander Schouwink, Jovana Milic, Masaud Hassan S Almalki, Algirdas Ducinskas, Lukas Pfeifer, Laura Piveteau

Layered hybrid perovskites are based on organic spacers separating hybrid perovskite slabs. We employ arene and perfluoroarene moieties based on 1,4-phenylenedimethylammonium (PDMA) and its perfluorinated analogue (F-PDMA) in the assembly of hybrid layered ...

2022

Unraveling metal effects on CO2 uptake in pyrene-based metal-organic frameworks

Emad Oveisi, Berend Smit, Wendy Lee Queen, Nency Patricio Domingues, Christopher Patrick Ireland, Pascal Alexander Schouwink, Fatma Pelin Uran, Elias Moubarak, Andres Adolfo Ortega Guerrero, Miriam Jasmin Pougin, Jordi Espin Marti, Yutao Li

Pyrene-based metal-organic frameworks (MOFs) have tremendous potential for various applications. With infinite structural possibilities, the MOF community often relies on simulations to identify the most promising candidates for given applications. Among t ...

NATURE PORTFOLIO2025

Revealing Weak Dimensional Confinement Effects in Excitonic Silver/Bismuth Double Perovskites

Mohammad Khaja Nazeeruddin, Valentin Ianis Emmanuel Queloz, Giulia Grancini, Pascal Alexander Schouwink, Inés Garcia Benito, Albertus Adrian Sutanto

Lead-free perovskites are attracting increasing interest as nontoxic materials for advanced optoelectronic applications. Here, we report on a family of silver/bismuth bromide double perovskites with lower dimensionality obtained by incorporating phenethyla ...

AMER CHEMICAL SOC2022

Shallow-level defect passivation by 6H perovskite polytype for highly efficient and stable perovskite solar cells

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Farzaneh Fadaei Tirani, Pascal Alexander Schouwink, Hiroyuki Kanda, Hobeom Kim, So-Min Yoo, Yong Ding

The power conversion efficiency of perovskite solar cells continues to increase. However, defects in perovskite materials are detrimental to their carrier dynamics and structural stability, ultimately limiting the photovoltaic characteristics and stability ...

Nature Research2024

Molecular Design and Operational Stability: Toward Stable 3D/2D Perovskite Interlayers

Mohammad Khaja Nazeeruddin, Anne-Clémence Corminboeuf, Kyung Taek Cho, Marius Franckevicius, Sanghyun Paek, Cristina Roldán Carmona, Nikita Drigo, Kun-Han Lin, Pascal Alexander Schouwink, Hiroyuki Kanda, Hobeom Kim

Despite organic/inorganic lead halide perovskite solar cells becoming one of the most promising next-generation photovoltaic materials, instability under heat and light soaking remains unsolved. In this work, a highly hydrophobic cation, perfluorobenzylamm ...

2020

Selective growth of layered perovskites for stable and efficient photovoltaics

Mohammad Khaja Nazeeruddin, Manuel Tschumi, Emad Oveisi, Yonghui Lee, Kyung Taek Cho, Sanghyun Paek, Giulia Grancini, Pascal Alexander Schouwink

Perovskite solar cells (PSCs) are promising alternatives toward clean energy because of their high-power conversion efficiency (PCE) and low materials and processing cost. However, their poor stability under operation still limits their practical applicati ...

2018

Doped but Stable: Spirobisacridine Hole Transporting Materials for Hysteresis-Free and Stable Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Anne-Clémence Corminboeuf, Marius Franckevicius, Sanghyun Paek, Cristina Roldán Carmona, Nikita Drigo, Kun-Han Lin, Pascal Alexander Schouwink, Albertus Adrian Sutanto, Hobeom Kim

Four spirobisacridine (SBA) hole-transporting materials were synthesized and employed in perovskite solar cells (PSCs). The molecules bear electronically inert alkyl chains of different length and bulkiness, attached to in-plane N atoms of nearly orthogona ...

AMER CHEMICAL SOC2020

Enhanced Visible-Light-Driven Hydrogen Production through MOF/MOF Heterojunctions

Fatmah Ebrahim, Berend Smit, Kyriakos Stylianou, Christopher Patrick Ireland, Stavroula Kampouri, Pascal Alexander Schouwink, Maria Fumanal Quintana

A strategy for enhancing the photocatalytic performance of MOF- based systems (MOF: metal-organic framework) is developed through the construction of MOF/MOF heterojunctions. The combination of MIL-167 with MIL-125-NH2 leads to the formation of MIL-167/MIL ...

2021

Efficient Hydrogen Oxidation Catalyzed by Strain-Engineered Nickel Nanoparticles

Xile Hu, Weiyan Ni, Pascal Alexander Schouwink

The hydroxide-exchange membrane fuel cell (HEMFC) is a promising energy conversion device. However, the development of HEMFC is hampered by the lack of platinum-group-metal-free (PGM-free) electrocatalysts for the hydrogen oxidation reaction (HOR). Now, a ...

Wiley-VCH Verlag GmbH2020

Pascal Alexander Schouwink

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All-polyamide nanofibrillar composites by in situ fibrillation of aramid fibers

Naphthalenediimide/Formamidinium-Based Low-Dimensional Perovskites

Methylammonium Triiodide for Defect Engineering of High-Efficiency Perovskite Solar Cells

Universal approach toward high-efficiency two-dimensional perovskite solar cells via a vertical-rotation process

Gas-sieving zeolitic membranes fabricated by condensation of precursor nanosheets

Stiff, Strong, Tough, and Highly Stretchable Hydrogels Based on Dual Stimuli-Responsive Semicrystalline Poly(urethane–urea) Copolymers

Enhanced ductility in high performance polyamides due to strain-induced phase transitions

Dynamical evolution of the 2D/3D interface: a hidden driver behind perovskite solar cell instability

Nanosegregation in arene-perfluoroarene pi-systems for hybrid layered Dion-Jacobson perovskites

Unraveling metal effects on CO2 uptake in pyrene-based metal-organic frameworks

Revealing Weak Dimensional Confinement Effects in Excitonic Silver/Bismuth Double Perovskites

Shallow-level defect passivation by 6H perovskite polytype for highly efficient and stable perovskite solar cells

Molecular Design and Operational Stability: Toward Stable 3D/2D Perovskite Interlayers

Selective growth of layered perovskites for stable and efficient photovoltaics

Doped but Stable: Spirobisacridine Hole Transporting Materials for Hysteresis-Free and Stable Perovskite Solar Cells

Enhanced Visible-Light-Driven Hydrogen Production through MOF/MOF Heterojunctions

Efficient Hydrogen Oxidation Catalyzed by Strain-Engineered Nickel Nanoparticles

Formation pathways of metal–organic frameworks proceeding through partial dissolution of the metastable phase

Mixed-phase MOF-derived Titanium Dioxide for Photocatalytic Hydrogen Evolution: The Impact of the Templated Morphology

Combinatorial Use of Reference Electrodes and DRT for Disentangling AEM Electrolyzer Losses