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[Ni(NHC)2] as a scaffold for structurally characterized trans [H-Ni-PR2] and trans [R2P-Ni-PR2] complexes
Sara Sabater, David Schmidt, Heidi Schmidt, Maximilian Kuntze-Fechner, Thomas Zell, Connie Isaac, Nasir Rajabi, Harry Grieve, Will Blackaby, John Lowe, Stuart MacGregor, Mary Mahon, Udo Radius, Michael Whittlesey
Sep 15, 2021
The addition of PPh2H, PPhMeH, PPhH2, P(para-Tol)H2, PMesH2 and PH3 to the two-coordinate Ni0 N-heterocyclic carbene species [Ni(NHC)2] (NHC=IiPr2, IMe4, IEt2Me2) affords a series of mononuclear, terminal phosphido nickel...
Mono- and dinuclear Ni(I) products formed upon bromide abstraction from the Ni(I) ring-expanded NHC complex [Ni(6-Mes)(PPh<sub>3</sub>)Br]
William J. M. Blackaby, Sara Sabater, Rebecca C. Poulten, Michael J. Page, Andrea Folli, Vera Krewald, Mary F. Mahon, Damien M. Murphy, Emma Richards, Michael K. Whittlesey
Jan 01, 2018
Bromide abstraction from the three-coordinate Ni(I) ring-expanded N-heterocyclic carbene complex [Ni(6-Mes)(PPh3)Br] (1; 6-Mes = 1,3-bis(2,4,6-trimethylphenyl) 3,4,5,6-tetrahydropyrimidin-2-ylidene) with...
[Ni(NHC)2] as a scaffold for structurally characterized trans [H-Ni-PR2] and trans [R2P-Ni-PR2] complexes
Sara Sabater, David Schmidt, Heidi Schmidt, Maximilian Kuntze-Fechner, Thomas Zell, Connie Isaac, Nasir Rajabi, Harry Grieve, Will Blackaby, John Lowe, Stuart MacGregor, Mary Mahon, Udo Radius, Michael Whittlesey
Sep 15, 2021
The addition of PPh2H, PPhMeH, PPhH2, P(para-Tol)H2, PMesH2 and PH3 to the two-coordinate Ni0 N-heterocyclic carbene species [Ni(NHC)2] (NHC=IiPr2, IMe4, IEt2Me2) affords a series of mononuclear, terminal phosphido nickel...
Mono- and dinuclear Ni(I) products formed upon bromide abstraction from the Ni(I) ring-expanded NHC complex [Ni(6-Mes)(PPh<sub>3</sub>)Br]
William J. M. Blackaby, Sara Sabater, Rebecca C. Poulten, Michael J. Page, Andrea Folli, Vera Krewald, Mary F. Mahon, Damien M. Murphy, Emma Richards, Michael K. Whittlesey
Jan 01, 2018
Bromide abstraction from the three-coordinate Ni(I) ring-expanded N-heterocyclic carbene complex [Ni(6-Mes)(PPh3)Br] (1; 6-Mes = 1,3-bis(2,4,6-trimethylphenyl) 3,4,5,6-tetrahydropyrimidin-2-ylidene) with...
The direct synthesis of hydrogen peroxide from H<sub>2</sub> and O<sub>2</sub> using Pd-Ni/TiO<sub>2</sub> catalysts
David A. Crole, Ricci Underhill, Jennifer K. Edwards, Greg Shaw, Simon J. Freakley, Graham J. Hutchings, Richard J. Lewis
Jul 24, 2020
The direct synthesis of hydrogen peroxide (H2O2) from molecular H2 and O2 offers an attractive, decentralized alternative to production compared to the current means of production, the anthraquinone process. Herein we...
Green chemistry Hydrogen Peroxide Nanoparticles Nickel Palladium /dk/atira/pure/subjectarea/asjc/2600/2600 name=General Mathematics /dk/atira/pure/subjectarea/asjc/2200/2200 name=General Engineering /dk/atira/pure/subjectarea/asjc/3100/3100 name=General Physics and Astronomy /dk/atira/pure/sustainabledevelopmentgoals/decent_work_and_economic_growth name=SDG 8 - Decent Work and Economic Growth /dk/atira/pure/sustainabledevelopmentgoals/responsible_consumption_and_production name=SDG 12 - Responsible Consumption and Production
The direct synthesis of hydrogen peroxide from H<sub>2</sub> and O<sub>2</sub> using Pd-Ni/TiO<sub>2</sub> catalysts
David A. Crole, Ricci Underhill, Jennifer K. Edwards, Greg Shaw, Simon J. Freakley, Graham J. Hutchings, Richard J. Lewis
Jul 24, 2020
The direct synthesis of hydrogen peroxide (H2O2) from molecular H2 and O2 offers an attractive, decentralized alternative to production compared to the current means of production, the anthraquinone process. Herein we...
Green chemistry Hydrogen Peroxide Nanoparticles Nickel Palladium /dk/atira/pure/subjectarea/asjc/2600/2600 name=General Mathematics /dk/atira/pure/subjectarea/asjc/2200/2200 name=General Engineering /dk/atira/pure/subjectarea/asjc/3100/3100 name=General Physics and Astronomy /dk/atira/pure/sustainabledevelopmentgoals/decent_work_and_economic_growth name=SDG 8 - Decent Work and Economic Growth /dk/atira/pure/sustainabledevelopmentgoals/responsible_consumption_and_production name=SDG 12 - Responsible Consumption and Production
Stoichiometric and catalytic reactivity of Ni(6-Mes)(PPh<sub>3</sub>)<sub>2</sub>
The three-coordinate Ni(0) N-heterocyclic carbene complex Ni(6-Mes)(PPh3)2 (1; 6-Mes = 1,3-bis(2,4,6-trimethylphenyl)-3,4,5,6-tetrahydropyrimidin-2-ylidene) is formed in the reaction of Ni(cod)2 with a 1:2 mixture of 6-Mes and...
Stoichiometric and catalytic reactivity of Ni(6-Mes)(PPh<sub>3</sub>)<sub>2</sub>
The three-coordinate Ni(0) N-heterocyclic carbene complex Ni(6-Mes)(PPh3)2 (1; 6-Mes = 1,3-bis(2,4,6-trimethylphenyl)-3,4,5,6-tetrahydropyrimidin-2-ylidene) is formed in the reaction of Ni(cod)2 with a 1:2 mixture of 6-Mes and...
Ni/Au contacts to corundum α-Ga<inf>2</inf>O<inf>3</inf>
Abstract
The structural, chemical and electrical properties of Ni/Au contacts to the atomic layer deposited...
FCP Massabuau, F Adams, D Nicol, JC Jarman, M Frentrup, JW Roberts, TJ O’Hanlon, A Kovács, PR Chalker, RA Oliver
Mar 10, 2023
Linking the Cu(II/I) and the Ni(IV/II) Potentials to Subsequent Passive Film Breakdown for a Cu-Ni Alloy in Aqueous 0.5 M NaCl
Copper and copper-nickel alloys are known to form partially passive films in marine conditions, both naturally and under positive potential bias. Here, the anodic passivation behaviour of copper and of constantan (Cu54Ni45Mn1)...
Linking the Cu(II/I) and the Ni(IV/II) Potentials to Subsequent Passive Film Breakdown for a Cu-Ni Alloy in Aqueous 0.5 M NaCl
Copper and copper-nickel alloys are known to form partially passive films in marine conditions, both naturally and under positive potential bias. Here, the anodic passivation behaviour of copper and of constantan (Cu54Ni45Mn1)...
Ni(II) Ions May Target the Entire Melatonin Biosynthesis Pathway-A Plausible Mechanism of Nickel Toxicity.
Nickel is toxic to humans. Its compounds are carcinogenic. Furthermore, nickel allergy is a severe health problem that affects approximately 10-20% of humans. The mechanism by which these conditions develop remains unclear, but...
Effect of the Graphene- Ni/NiFe2O4 Composite on Bacterial Inhibition Mediated by Protein Degradation.
Narayanam Phani Satyanarayana Acharyulu, Arya Sohan, Pravallika Banoth, Srinivasu Chintalapati, Sejal Doshi, Venu Reddy, Chella Santhosh, Andrews Nirmala Grace, Luis De Los Santos Valladares, Pratap Kollu
Oct 13, 2022
Recent investigations have demonstrated that nickel ferrite nanoparticles and their derivatives have toxicity effects on bacterial cells. In this study, we have prepared nickel ferrite nanoparticles (Ni/NiFe2O4) and...
Conformational isomerism controls collective flexibility in metal-organic framework DUT-8(Ni)
Petkov Petkov, Volodymyr Bon, Claire Hobday, Agnieszka Kruc, Patrick Melix, Stefan Kaskel, Tina Düren, Thomas Heine
Jan 01, 2019
Metal-organic frameworks (MOFs) are coordination networks with organic ligands containing potential voids. Some MOFs show pronounced structural flexibility that may result in closing and re-opening these pores. Here, we show...
Effect of Heat Treatment on Chemical Plating of Ni-Cr-P on 65Mn Alloy Steel
The chemical plating of Ni-Cr-P significantly affects the improvement of the structure and characteristics of the metal surface. This study aimed to investigate the impact of various plating solution components and process...
Published by: IGI Global Scientific Publishing
ZnSe quantum dots modified with a Ni(cyclam) catalyst for efficient visible-light driven CO2 reduction in water.
Moritz F Kuehnel, Constantin D Sahm, Gaia Neri, Jonathan R Lee, Katherine L Orchard, Alexander J Cowan, Erwin Reisner
Mar 27, 2018
A precious metal and Cd-free photocatalyst system for efficient CO2 reduction in water is reported. The hybrid assembly consists of ligand-free ZnSe quantum dots (QDs) as a visible-light photosensitiser combined with a...
"Explosive" synthesis of metal-formate frameworks for methane capture
Xiao-Wei Liu, Ya Guo, Andi Tao, Michael Fischer, Tian-Jun Sun, Peyman Z Moghadam, David Fairen-Jimenez, Shu-Dong Wang
Jan 19, 2018
In this work, we show a solvent-free "explosive" synthesis (SFES) method for the ultrafast and low-cost synthesis of metal-formate frameworks (MFFs). A combination of experiments and in-depth molecular modelling analysis - using...
Conformational isomerism controls collective flexibility in metal-organic framework DUT-8(Ni)
Petkov Petkov, Volodymyr Bon, Claire Hobday, Agnieszka Kruc, Patrick Melix, Stefan Kaskel, Tina Düren, Thomas Heine
Jan 01, 2019
Metal-organic frameworks (MOFs) are coordination networks with organic ligands containing potential voids. Some MOFs show pronounced structural flexibility that may result in closing and re-opening these pores. Here, we show...
Visualizing Magnetic Structure in 3D Nanoscale Ni-Fe Gyroid Networks.
Justin Llandro, David M Love, András Kovács, Jan Caron, Kunal N Vyas, Attila Kákay, Ruslan Salikhov, Kilian Lenz, Jürgen Fassbender, Maik RJ Scherer, Christian Cimorra, Ullrich Steiner, Crispin HW Barnes, Rafal E Dunin-Borkowski, Shunsuke Fukami, Hideo Ohno
Apr 27, 2020
Arrays of interacting 2D nanomagnets display unprecedented electromagnetic properties via collective effects, demonstrated in artificial spin ices and magnonic crystals. Progress toward 3D magnetic metamaterials is hampered by...
Raman and Mössbauer spectroscopic studies of tungsten doped Ni–Zn nano ferrite
Abhilash Pathania, Kush Rana, Nikhil Bhalla, Preeti Thakur, Pedro Estrela, Jean Luc Mattei, Patrick Queffelec, Atul Thakur
Jan 01, 2017
In this study, tungsten substituted Ni-Zn nano ferrites of the composition Ni0.5Zn0.5WxFe2−xO4 with x = 0.0, 0.2, 0.4 have been synthesized by a co-precipitation method. The...
Preparation of Solid Solution and Layered IrO <sub>x</sub>-Ni(OH)<sub>2</sub>Oxygen Evolution Catalysts
Jonathan Ruiz Esquius, Gerardo Algara-Siller, Ioannis Spanos, Simon J. Freakley, Robert Schlögl, Graham J. Hutchings
Dec 18, 2020
Minimizing iridium loading in oxygen evolution reaction (OER) catalysts, without impairing electrocatalytic activity and stability is crucial to reduce the cost of water electrolysis. In this work, two Ir0.5Ni0.5Ox mixed...
Preparation of Solid Solution and Layered IrO <sub>x</sub>-Ni(OH)<sub>2</sub>Oxygen Evolution Catalysts
Jonathan Ruiz Esquius, Gerardo Algara-Siller, Ioannis Spanos, Simon J. Freakley, Robert Schlögl, Graham J. Hutchings
Dec 18, 2020
Minimizing iridium loading in oxygen evolution reaction (OER) catalysts, without impairing electrocatalytic activity and stability is crucial to reduce the cost of water electrolysis. In this work, two Ir0.5Ni0.5Ox mixed...
Raman and Mössbauer spectroscopic studies of tungsten doped Ni–Zn nano ferrite
Abhilash Pathania, Kush Rana, Nikhil Bhalla, Preeti Thakur, Pedro Estrela, Jean Luc Mattei, Patrick Queffelec, Atul Thakur
Jan 01, 2017
In this study, tungsten substituted Ni-Zn nano ferrites of the composition Ni0.5Zn0.5WxFe2−xO4 with x = 0.0, 0.2, 0.4 have been synthesized by a co-precipitation method. The...
The effect of Ni
SCH Llewelyn, KA Christofidou, VJ Araullo-Peters, NG Jones, MC Hardy, EA Marquis, HJ Stone
Jun 29, 2017
Detailed structural analysis of amorphous Pd<sub>40</sub>Cu<sub>40</sub>P<sub>20</sub>
Shinya Hosokawa, Jean François Bérar, Nathalie Boudet, Wolf Christian Pilgrim, László Pusztai, Satoshi Hiroi, Shinji Kohara, Hidemi Kato, Henry E. Fischer, Anita Zeidler
Mar 01, 2021
To clarify the relationship between the glass-forming ability (GFA) and local atomic structure of Pd-based metallic glasses, the structures of an amorphous Pd40Cu40P20 (PCP) were investigated...
Anomalous X-ray scattering Glass-forming ability Hyper-ordered structures metallic glasses neutron diffraction Reverse Monte Carlo modeling /dk/atira/pure/subjectarea/asjc/2500/2504 name=Electronic, Optical and Magnetic Materials /dk/atira/pure/subjectarea/asjc/2500/2503 name=Ceramics and Composites /dk/atira/pure/subjectarea/asjc/3100/3104 name=Condensed Matter Physics /dk/atira/pure/subjectarea/asjc/2500/2505 name=Materials Chemistry
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