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Paul Joseph Dyson

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Related publications (669)

Influence of the Anion on the Oxidation of 5-Hydroxy-methylfurfural by Using Ionic-Polymer-Supported Platinum Nanoparticle Catalysts

Paul Joseph Dyson, Zhaofu Fei, Ning Yan, Felix Daniel Bobbink, Simone Mozzettini, Sviatlana Siankevich

Platinum nanoparticles stabilized by an imidazolium-based cross-linked polymer (with chloride as the counteranion) efficiently catalyzed the oxidation of 5-hydroxymethylfurfural to form 2,5-furandicarboxylic acid in water under mild conditions with oxygen ...

2018

Pyrazolium Ionic Liquid Co-catalysts for the Electroreduction of CO2

Paul Joseph Dyson, Dmitry Vasilyev, Erfan Shirzadi

Pyrazolium ionic liquids (Pz ILs) were employed as co-catalysts for electrochemical conversion of CO2 to CO on a silver disk electrode, leading to a significant decrease in the onset potential for the reduction (ca. 500 mV). The electrochemical conversion ...

2018

Oxazolium Iodide Modified Perovskites for Solar Cell Fabrication

Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Zhaofu Fei, Erfan Shirzadi

Perovskites solar cells are gaining interest due to their attractive solar-to-electricity conversion efficiencies; however, they suffer from certain problems, such as suboptimal ion migration and stability issues. We report here on the inclusion of a pheny ...

2018

Organotin(IV) 4-(benzo[d][1,3]dioxol-5-ylmethyl)piperazine-1-carbodithioates: Synthesis, characterization and biological activities

Paul Joseph Dyson

A series of organotin(IV) derivatives R3SnL (1-3), R2SnLCl (4-6) and R2SnL2 (7-9) (where R = Me, Bu, Ph and L = 4-(benzo[d][1,3]dioxol-5-ylmethyl)piperazine-1-carbodithioate) were prepared from the reaction of 4-(benzo[d][1,3]dioxol-5-ylmethyl)piperazine-1 ...

2018

Multi-layered tumor-targeting photothermal-doxorubicin releasing nanotubes eradicate tumors in vivo with negligible systemic toxicity

Paul Joseph Dyson, Zhaofu Fei, Peng Huang

Multi-layered single-walled carbon nanotubes, t ermed SWNT@BSA@Au-S-PEG -FA@DOX, which int egrate photothermal therapy with small molecule drug delivery, were prepared using a facile layer-by-layer assembly process. Oxidized and eut single-walled carbon na ...

2018

Development of an Efficient Dual-Action GST-Inhibiting Anticancer Platinum(IV) Prodrug

Paul Joseph Dyson, Wee Han Ang, Patrycja Nowak-Sliwinska

The cytotoxicity of cisplatin (cDDP) is enhanced when co-administered with ethacrynic acid (EA), a glutathione S-transferase (GST) inhibito r. A Pt-lV EA conjugate containing a cDDP core and two axial ethacrynate ligands (compound 1) was shown to be an ex ...

2018

Palladium(II)-Stabilized Pyridine-2-Diazotates: Synthesis, Structural Characterization, and Cytotoxicity Studies

Paul Joseph Dyson, Alexander Tskhovrebov, Tina Riedel

Well-defined diazotates are scarce. Here we report the synthesis of unprecedented homoleptic palladium(II) diazotate complexes. The palladium(II)-mediated nitrosylation of 2-aminopyridines with NaNO2 results in the formation of metal-stabilized diazotates, ...

2018

Ionic liquid containing electron-rich, porous polyphosphazene nanoreactors catalyze the transformation of CO2 to carbonates

Paul Joseph Dyson, Zhaofu Fei, Felix Daniel Bobbink, Yefeng Wang, Zhangjun Huang, Jorge Gustavo Uranga, Haiyan Jia

We show that ionic liquids (ILs) interact with electron-rich, porous polyphosphazene (PPZ), to form hybrid PPZ-IL nanoreactors able to simultaneously capture and transform CO2 into carbonates. The PPZ nanospheres swell in organic solvents and effectively a ...

Royal Society of Chemistry2018

Inkjet-printed mesoporous TiO2 and perovskite layers for high efficiency perovskite solar cells

Hubert Girault, Mohammad Khaja Nazeeruddin, Paul Joseph Dyson, Emad Oveisi, Andreas Stephan Lesch, Yonghui Lee, Victor Costa Bassetto, Sanghyun Paek, Aron Joel Huckaba, Rui Xia

2018

Towards a frustrated Lewis pair-ionic liquid system

Gabor Laurenczy, Rosario Scopelliti, Paul Joseph Dyson, Zhaofu Fei, Florian Gérald Abela, Felix Daniel Bobbink, Emilia Paunescu

An ionic liquid encompassing a bulky tertiary amine was synthesized and used as a dual solvent-reactant for the formation of a frustrated Lewis pair with tris(pentafluorophenyl) borane, forming a pseudo-frustrated Lewis pair-ionic liquid system. The ionic ...

Elsevier2018

Characterizing the Effects of a “Switchable Water” Additive on the Aqueous Solubility of Small Molecules

Paul Joseph Dyson, Sarika Burra, Philip Gregory Jessop

“Switchable water” is an aqueous solution containing a water‐soluble amine additive that exhibits CO2‐switchable properties, such as large changes in ionic strength, by forming an ammonium bicarbonate salt. Switchable water has been used to reversibly “sal ...

2018

Influence of Functionalized η6 -Arene Rings on Ruthenium(II) Curcuminoids Complexes

Rosario Scopelliti, Paul Joseph Dyson, Tina Riedel, Laure Debora Pittet, Agnese Petrini

A series of organometallic Ru(II) complexes containing functionalized η6‐arene ligands, together with curcumin and bisdemethoxycurcumin as O,O’‐chelating ligands and their RAPTA (ruthenium arene complexes bearing the 1,3,5‐triaza‐7‐phosphaadamantane ligand ...

2018

Composite Materials Based on (Cymene)Ru(II) Curcumin Additives Loaded on Porous Carbon Adsorbents from Agricultural Residues Display Efficient Antibacterial Activity

Paul Joseph Dyson

Alternative composite materials with antibacterial activity have been developed by combining the porosity of carbon materials and the antibacterial activity of half sandwich (cymene)Ru-curcumin complexes. Different types of activated carbon were used, from ...

2018

Extraction of carbon dioxide from gas

Paul Joseph Dyson

The present invention relates to a method for removing carbon dioxide from gases. Further, the invention relates to a method for preparing organic cyclic carbonates by reacting the carbon dioxide contained in a gas at ambient pressure with an epoxide in th ...

2018

alpha-Diimine homologues of cisplatin: synthesis, speciation in DMSO/water and cytotoxicity

Paul Joseph Dyson, Lucinda Kate Batchelor, Silvia Schoch

The Pt(ii) -diimine complexes [PtCl2{N-2-(HCNR)(2)}] (R = C6H11, 1; 4-C6H10OH, 2; 4-C6H4CH3, 3; 4-C6H4OH, 4) and [PtCl2{N-2-(CH3CNOH)(2)}] (5) were prepared in 60-81% yields from the 1:1 molar reactions of cis-[PtCl2(DMSO)(2)] with the appropriate -diimine ...

ROYAL SOC CHEMISTRY2018

Chemoselective reduction of heteroarenes with a reduced graphene oxide supported rhodium nanoparticle catalyst

Paul Joseph Dyson, Zhaofu Fei, Alena Karakulina, Aswin Gopakumar

2018

Insertion of germanium atoms in high- nuclearity rhodium carbonyl compounds: synthesis, characterization and preliminary biological activity of the heterometallic [ Rh13Ge( CO) 25] 3-, [ Rh14Ge2( CO) 30] 2-and [ Rh12Ge( CO) 27] 4-clusters+

Paul Joseph Dyson, Silvia Ruggieri

The reaction of the Rh-7(CO)(16) cluster anion with Ge2+ salts, in different stoichiometric ratios and under different atmospheres, leads to the formation of new heterometallic Rh-Ge clusters, representing the first known examples of Rh carbonyl comp ...

ROYAL SOC CHEMISTRY2018

α-Diimines as Versatile, Derivatizable Ligands in Ruthenium(II) p-Cymene Anticancer Complexes

Paul Joseph Dyson, Lucinda Kate Batchelor

α-Diimines are among the most robust and versatile ligands available in synthetic coordination chemistry, possessing finely tunable steric and electronic properties. A series of novel cationic ruthenium(II) p-cymene complexes bearing simple α-diimine ligan ...

2018

Homogeneous Catalysis for Sustainable Hydrogen Storage in Formic Acid and Alcohols

Paul Joseph Dyson, Katerina Stefania Sordakis

Hydrogen gas is a storable form of chemical energy that could complement intermittent renewable energy conversion. One of the main disadvantages of hydrogen gas arises from its low density, and therefore, efficient handling and storage methods are key fact ...

2018

Iron-Rich Natural Mineral Gibeon Meteorite Catalyzed N -formylation of Amines using CO2 as the C1 Source

Paul Joseph Dyson, Arnaud Magrez, Kevin Sivula, Florian Le Formal, Ismail Akçok, Aswin Gopakumar

2018

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