Publications de Ngoc Tú Nguyên

Reply to "Inconsistencies in the specific nucleobase pairing motif prone to photodimerization in a MOF nanoreactor"

Berend Smit, Dominik Józef Kubicki, David Lyndon Emsley, Samantha Lynn Anderson, Kyriakos Stylianou, Peter George Boyd, Andrzej Gladysiak, Ngoc Tú Nguyên

Nature Portfolio2022

Sustainable Hydrogenation of Nitroarenes to Anilines with Highly Active in-situ Generated Copper Nanoparticles

Mounir Driss Mensi, Berend Smit, Kyriakos Stylianou, Christopher Patrick Ireland, Ngoc Tú Nguyên, Fatma Pelin Uran

Metal nanoparticles (NPs) are usually stabilized by a capping agent, a surfactant, or a support material, to maintain their integrity. However, these strategies can impact their intrinsic catalytic activity. Here, we demonstrate that the in-situ formation ...

Wiley-VCH Verlag2020

A novel integrated Cr(vi) adsorption–photoreduction system using MOF@polymer composite beads

Mounir Driss Mensi, Berend Smit, Daniel Teav Sun, Wendy Lee Queen, Kyriakos Stylianou, Bardiya Valizadeh, Stavroula Kampouri, Ngoc Tú Nguyên

Royal Society of Chemistry2020

Metal organic frameworks and methods for using thereof

Paul Joseph Dyson, Fatmah Ebrahim, Berend Smit, Kyriakos Stylianou, Serhii Shyshkanov, Ngoc Tú Nguyên

The invention features metal-organic frameworks (MOFs) having a crystalline lattice comprising metallic nodes and organic ligands, wherein each organic ligand comprises a Lewis acidic or basic centre bound to N conjugated systems, wherein N is comprised be ...

2020

A recyclable metal-organic framework for ammonia vapour adsorption

Kyriakos Stylianou, Ngoc Tú Nguyên

Herein, we present a new strategy to design metal-organic frameworks (MOFs) as adsorbents for ammonia (NH3) vapour. The linking ligand is functionalized with a sterically hindered Lewis acidic boron (B) centre, allowing efficient capture of NH3 and easy re ...

Royal Society of Chemistry2020

Design of lanthanide-based metal-organic frameworks with enhanced near-infrared emission

Kyriakos Stylianou, Andrzej Gladysiak, Ngoc Tú Nguyên

A strategy based on the use of ligand steric hindrance and metal doping is reported for the design and synthesis of near-infrared (NIR) emitting lanthanide-based metal-organic frameworks (MOFs). The lanthanide ions are free of coordinated solvents, and the ...

Royal Society of Chemistry2020

CO(2)Methanation via Amino Alcohol Relay Molecules Employing a Ruthenium Nanoparticle/Metal Organic Framework Catalyst

Paul Joseph Dyson, Zhaofu Fei, Kyriakos Stylianou, Arunraj Chidambaram, Serhii Shyshkanov, Ngoc Tú Nguyên, Xinjiang Cui

Methanation of carbon dioxide (CO2) is attractive within the context of a renewable energy refinery. Herein, we report an indirect methanation method that harnesses amino alcohols as relay molecules in combination with a catalyst comprising ruthenium nanop ...

Wiley-VCH Verlag GmbH2020

Incarceration of Iodine in a Pyrene-Based Metal-Organic Framework

Andreas Züttel, Kyriakos Stylianou, Mariana Spodaryk, Andrzej Gladysiak, Ngoc Tú Nguyên

A pyrene-based metal-organic framework (MOF) SION-8 captured iodine (I-2) vapor with a capacity of 460 and 250 mg g(MOF)(-1) at room temperature and 75 degrees C, respectively. Single-crystal X-ray diffraction analysis and van-der-Waals-corrected density f ...

2019

Frustrated Lewis pair-mediated fixation of CO2 within a metal-organic framework

Paul Joseph Dyson, Kyriakos Stylianou, Arunraj Chidambaram, Serhii Shyshkanov, Ngoc Tú Nguyên

Finding pragmatic solutions to curb the accumulation of atmospheric CO2 and tackle the associated greenhouse effect is challenging. Herein, we demonstrate the use of an in situ formed frustrated Lewis pair (FLP) within a metal-organic framework (MOF) to ef ...

Royal Society of Chemistry2019

Photocatalytic system comprising a titanium-based mof

Berend Smit, Kyriakos Stylianou, Christopher Patrick Ireland, Stavroula Kampouri, Ngoc Tú Nguyên

The present invention concerns a photocatalytic system comprising or consisting of: a titanium-based metal-organic framework MOF based on or including a single ligand type or a plurality of different ligand types for generating photo-generated charge carri ...

2019

Nucleobase pairing and photodimerization in a biologically derived metal-organic framework nanoreactor

Berend Smit, Dominik Józef Kubicki, David Lyndon Emsley, Samantha Lynn Anderson, Kyriakos Stylianou, Peter George Boyd, Andrzej Gladysiak, Ngoc Tú Nguyên

Biologically derived metal-organic frameworks (bio-MOFs) are of great importance as they can be used as models for bio-mimicking and in catalysis, allowing us to gain insights into how large biological molecules function. Through rational design, here we r ...

Nature Research2019

In Situ Formation of Frustrated Lewis Pairs in a Water-Tolerant Metal-Organic Framework for the Transformation of CO2

Paul Joseph Dyson, Fatmah Ebrahim, Kyriakos Stylianou, Serhii Shyshkanov, Ngoc Tú Nguyên

Frustrated Lewis pairs (FLPs) consist of sterically hindered Lewis acids and Lewis bases, which provide high catalytic activity towards non-metal-mediated activation of "inert" small molecules, including CO2 among others. One critical issue of homogeneous ...

Wiley-VCH Verlag GmbH2019

Selective, Fast-Response, and Regenerable Metal-Organic Framework for Sampling Excess Fluoride Levels in Drinking Water

Paul Joseph Dyson, Fatmah Ebrahim, Kyriakos Stylianou, Andrzej Gladysiak, Serhii Shyshkanov, Ngoc Tú Nguyên, Patrick Favre

Prolonged consumption of water contaminated with fluoride ions (F-) at concentrations exceeding 1.5 ppm can lead to considerable health implications, particularly in children and developing embryos. With irreversible and potentially severe forms of fluorid ...

2019

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

Photoluminescent, upconversion luminescent and nonlinear optical metal-organic frameworks: From fundamental photophysics to potential applications

Fatmah Ebrahim, Kyriakos Stylianou, Ngoc Tú Nguyên

Metal-organic frameworks (MOFs) are a class of porous materials prepared by the self-assembly of metal ions or clusters with organic ligands. The unique characteristics of MOFs, including structural tunability, high surface areas, low densities and tailore ...

2018

Photocatalytic Hydrogen Generation from a Visible-Light-Responsive Metal–Organic Framework System: Stability versus Activity of Molybdenum Sulfide Cocatalysts

Berend Smit, Andreas Züttel, Kyriakos Stylianou, Daniele Ongari, Ophélie Marie Planes, Bardiya Valizadeh, Stavroula Kampouri, Wen Luo, Ngoc Tú Nguyên

We report the use of two earth abundant molybdenum sulfide-based cocatalysts, Mo(3)S(13)(2-)clusters and 1T-MoS2 nanoparticles (NPs), in combination with the visible-light active metal-organic framework (MOF) MIL-125-NH2 for the photocatalytic generation o ...

2018

Photocatalytic hydrogen generation from a visible-light responsive metal–organic framework system: the impact of nickel phosphide nanoparticles

László Forró, Andrzej Sienkiewicz, Kevin Sivula, Gloria Capano, Fatmah Ebrahim, Nestor Guijarro Carratala, Berend Smit, Kyriakos Stylianou, Daniele Ongari, Christopher Patrick Ireland, Bardiya Valizadeh, Stavroula Kampouri, Amber Kashan Mace, Ngoc Tú Nguyên

Royal Society of Chemistry2018

Lanthanide-based near-infrared emitting metal-organic frameworks with tunable excitation wavelengths and high quantum yields

Gloria Capano, Fatmah Ebrahim, Berend Smit, Kyriakos Stylianou, Andrzej Gladysiak, Arunraj Chidambaram, Bardiya Valizadeh, Ngoc Tú Nguyên

Royal Society of Chemistry2018

Porous Metal-Organic Framework@Polymer Beads for Iodine Capture and Recovery Using a Gas-Sparged Column

Berend Smit, Kyriakos Stylianou, Bardiya Valizadeh, Ngoc Tú Nguyên

2018

Shape engineering of metal-organic frameworks

Kyriakos Stylianou, Bardiya Valizadeh, Ngoc Tú Nguyên

2018