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Mounir Driss Mensi

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Publications associées (76)

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Enhanced Water Evaporation from A-Scale Graphene Nanopores

Mounir Driss Mensi, Kumar Varoon Agrawal, Shiqi Huang, Mostapha Dakhchoune, Luis Francisco Villalobos Vazquez de la Parra, Wan-Chi Lee, Kuang-Jung Hsu

Enhancing the kinetics of liquid-vapor transition from nanoscale confinements is an attractive strategy for developing evaporation and separation applications. The ultimate limit of confinement for evaporation is an atom thick interface hosting angstrom-sc ...

AMER CHEMICAL SOC2022

Millisecond lattice gasification for high-density CO2- and O2-sieving nanopores in single-layer graphene

Mounir Driss Mensi, Emad Oveisi, Deepu Joseph Babu, Kumar Varoon Agrawal, Shiqi Huang, Mostapha Dakhchoune, Luis Francisco Villalobos Vazquez de la Parra, Shaoxian Li, Marina Micari

Etching single-layer graphene to incorporate a high pore density with sub-angstrom precision in molecular differentiation is critical to realize the promising high-flux separation of similar-sized gas molecules, e.g., CO2 from N2. However, rapid etching ki ...

2021

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

Understanding and Mitigating the Degradation of Perovskite Solar Cells Based on a Nickel Oxide Hole Transport Material during Damp Heat Testing

Christophe Ballif, Mounir Driss Mensi, Jun Ho Yum, Kevin Sivula, Yongpeng Liu, Marion Solange Madeleine Dussouillez, Christian Michael Wolff

The development of stable materials, processable on alarge area,is a prerequisite for perovskite industrialization. Beyond the perovskiteabsorber itself, this should also guide the development of all otherlayers in the solar cell. In this regard, the use o ...

AMER CHEMICAL SOC2023

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

Print-Light-Synthesis of Ni and NiFe-nanoscale catalysts for oxygen evolution

Hubert Girault, Mounir Driss Mensi, Emad Oveisi, Andreas Stephan Lesch, Victor Costa Bassetto

By hyphenating inkjet printing and flash light irradiation, Ni- and NiFe-nano-electrocatalysts of diameters below 2.5 nm with ultralow loadings below 2 µg·cm–2 are synthesized. To achieve this, nanoliter ink volumes containing Ni and Fe chlorides as cataly ...

2019

“Grafting-from” and “Grafting-to” Poly(N-isopropyl acrylamide) Functionalization of Glass for DNA Biosensors with Improved Properties

Mounir Driss Mensi, Sandrine Gerber, Pauline Skigin, Perrine Agnes Edith Robin, Alireza Kavand

Surface-based biosensors have proven to be of particular interest in the monitoring of human pathogens by means of their distinct nucleic acid sequences. Genosensors rely on targeted gene/DNA probe hybridization at the surface of a physical transducer and ...

MDPI AG2024

An Organic Semiconductor Photoelectrochemical Tandem Cell for Solar Water Splitting

Mounir Driss Mensi, Jun Ho Yum, Kevin Sivula, Han-Hee Cho, Dan Zhang

Photoelectrochemical cells employing organic semiconductors (OS) are promising for solar-to-fuel conversion via water splitting. However, despite encouraging advances with the half reactions, complete overall water splitting remains a challenge. Herein, a ...

WILEY-V C H VERLAG GMBH2022

Engineering the ZrO2–Pd Interface for Selective CO2 Hydrogenation by Overcoating an Atomically Dispersed Pd Precatalyst

Mounir Driss Mensi, Jeremy Luterbacher, Oliver Kröcher, Florent Emmanuel Héroguel, Yuan-Peng Du, Alimohammad Bahmanpour, Luka Milosevic

Tailoring the interfacial sites between metals and metal oxides can be an essential tool in designing heterogeneous catalysts. These interfacial sites play a vital role in many renewable applications, for instance, catalytic CO2 reduction. Postsynthesis de ...

2020

Polycondensation as a Universal Method for Preparing High-density Single-atom Catalyst Libraries

Mounir Driss Mensi, Paul Joseph Dyson, Daniel Ortiz Trujillo, Pascal Miéville, Miyeon Chang, Xinbang Wu, Lindsey Eirika Kaelene Frederiksen, Xunhui Wang, Niccolò Martinolli, Laura Piveteau, Ariana Serban, Jaques-Christopher Schmidt, Timo Markus Oskar Felder, David Fernando Reyes Vasquez, Stefano Di Leone

Single-atom catalysts (SACs) present a promising subclass of classic heterogeneous catalysts by maximizing metal dispersion and enhancing efficiency. Although high-density SACs (HD-SACs) are reported, their synthesis is typically constrained to specific me ...

WILEY-V C H VERLAG GMBH2025

Discovery of a self-healing catalyst for the hydrolytic dehydrogenation of ammonia borane

Mounir Driss Mensi, Emad Oveisi, Fatmah Ebrahim, Kyriakos Stylianou, Andrzej Gladysiak, Bardiya Valizadeh, Ngoc Tú Nguyên, Fatma Pelin Uran

Sustainable catalysts based on earth-abundant elements are considered as economical alternatives to precious-metal-bearing catalysts and could be impactful for many applications. Self-healing sustainable catalysts, which in addition to their 'green' charac ...

Royal Society of Chemistry2019

Phosphine Oxide Derivative as a Passivating Agent to Enhance the Performance of Perovskite Solar Cells

Mohammad Khaja Nazeeruddin, Mounir Driss Mensi, Valentin Ianis Emmanuel Queloz, Tom Theodorus Antonius Lummen, Michael Gullberg, Aditya Gilra, Aron Joel Huckaba, Hiroyuki Kanda, Cansu Igci, Albertus Adrian Sutanto, Hobeom Kim

Defects of metal-halide perovskites detrimentally influence the optoelectronic properties of the thin film and, ultimately, the photovoltaic performance of perovskite solar cells (PSCs). Especially, defect-mediated nonradiative recombination that occurs at ...

2021

3D vs. turbostratic: controlling metal-organic framework dimensionality via N-heterocyclic carbene chemistry

Mounir Driss Mensi, Emad Oveisi, Mehrdad Asgari, Wendy Lee Queen, Ilia Kochetygov, Vikram Vinayak Karve, Shuliang Yang, Anita Justin, Till Marian Schertenleib

Using azolium-based ligands for the construction of metal-organic frameworks (MOFs) is a viable strategy to immobilize catalytically active N-heterocyclic carbenes (NHC) or NHC-derived species inside MOF pores. Thus, in the present work, a novel copper MOF ...

ROYAL SOC CHEMISTRY2022

Structure Evolution of Graphitic Surface upon Oxidation: Insights by Scanning Tunneling Microscopy

Mounir Driss Mensi, Nicola Marzari, Mojtaba Chevalier, Kumar Varoon Agrawal, Shiqi Huang, Mohammad Tohidivahdat, Shaoxian Li, Kuang-Jung Hsu

Oxidation of graphitic materials has been studied for more than a century to synthesize materials such as graphene oxide, nanoporous graphene, and to cut or unzip carbon nanotubes. However, the understanding of the early stages of oxidation is limited to t ...

AMER CHEMICAL SOC2022

Benzodithiophene‐Based Spacers for Layered and Quasi‐Layered Lead Halide Perovskite Solar Cells

Mounir Driss Mensi, Jun Ho Yum, Kevin Sivula, Nestor Guijarro Carratala, Liang Yao, Barbara Alexandra Primera Darwich, Han-Hee Cho

Incorporating extended pi-conjugated organic cations in layered lead halide perovskites is a recent trend promising to merge the fields of organic semiconductors and lead halide perovskites. Herein, we integrate benzodithiophene (BDT) into Ruddlesden–Poppe ...

2021

Nanocrystal/Metal–Organic Framework Hybrids as Electrocatalytic Platforms for CO2 Conversion

Mounir Driss Mensi, Raffaella Buonsanti, Pascal Alexander Schouwink, Valeria Mantella, Yannick Thomas Guntern, Jan Vávra, James Richard Pankhurst

The tunable chemistry linked to the organic/inorganic components in colloidal nanocrystals (NCs) and metal–organic frameworks (MOFs) offers a rich playground to advance the fundamental understanding of materials design for various applications. Herein, we ...

Wiley-VCH Verlag GmbH2019

Molecular tunability of surface-functionalized metal nanocrystals for selective electrochemical CO2 reduction

Mounir Driss Mensi, Raffaella Buonsanti, Yannick Thomas Guntern, James Richard Pankhurst

Organic ligands are used in homogeneous catalysis to tune the metal center reactivity; in contrast, clean surfaces are usually preferred in heterogeneous catalysis. Herein, we demonstrate the potential of a molecular chemistry approach to develop efficient ...

2019

Metal-ligand bond strength determines the fate of organic ligands on the catalyst surface during the electrochemical CO(2)reduction reaction

Mounir Driss Mensi, Raffaella Buonsanti, Anna Loiudice, Pranit Srinivas Iyengar, James Richard Pankhurst

Colloidally synthesised nanocrystals (NCs) are increasingly utilised as catalysts to drive both thermal and electrocatalytic reactions. Their well-defined size and shape, controlled by organic ligands, are ideal to identify the parameters relevant to the a ...

2020

Crown Ether Modulation Enables over 23% Efficient Formamidinium-Based Perovskite Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Mounir Driss Mensi, Ursula Röthlisberger, Ulf Anders Hagfeldt, Jun Ho Yum, Kevin Sivula, Marko Mladenovic, David Lyndon Emsley, Farzaneh Jahanbakhshi, Jovana Milic, Dan Ren, Aditya Mishra, Felix Thomas Eickemeyer, Hong Zhang, Michael Allan Hope, Jun Li, Anurag Krishna, Olivier Ouellette, Zhiwen Zhou

The use of molecular modulators to reduce the defect density at the surface and grain boundaries of perovskite materials has been demonstrated to be an effective approach to enhance the photovoltaic performance and device stability of perovskite solar cell ...

2020

Mechanistic classification and benchmarking of polyolefin depolymerization over silica-alumina-based catalysts

Mounir Driss Mensi, Paul Joseph Dyson, Antoine Philippe Van Muyden, Felix Daniel Bobbink, Wei-Tse Lee, Jed Russell Carullo

Carbon-carbon bond cleavage mechanisms play a key role in the selective deconstruction of alkanes and polyolefins. Here, we show that the product distribution, which encompasses carbon range and formation of unsaturated and isomerization products, serves a ...

Nature Research2022