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Browsing publications by Dr Nick Walker.

Newcastle AuthorsTitleYearFull text
Charlotte Cummings
Dr Nick Walker
Hydrogen Bonding and Molecular Geometry in Isolated Hydrates of 2-Ethylthiazole Characterised by Microwave Spectroscopy2024
Eva Gougoula
Charlotte Cummings
Dr Nick Walker
Cooperative hydrogen bonding in thiazole⋯(H2O)2 revealed by microwave spectroscopy2023
Charlotte Cummings
Dr Nick Walker
Noncovalent Interactions in the Molecular Geometries of 4‑Methylthiazole···H2O and 5‑Methylthiazole···H2O Revealed byMicrowave Spectroscopy2023
Eva Gougoula
Charlotte Cummings
Dr Chris Medcraft
Juliane Heitkamper
Dr Nick Walker
et al.
Microwave Spectra, Molecular Geometries, and Internal Rotation of CH3 in N-methylimidazole...¼H2O and 2-methylimidazole...¼H2O Complexes2022
Dr Su Stephens
Dr Nick Walker
The microwave spectrum of the C2H2…AgI complex assigned and analysed using PGOPHER2022
Dr Nick Walker
Professor Anthony Legon
Non-Covalent Interactions of the Lewis Acids Cu–X, Ag–X, andAu–X (X = F and Cl) with Nine Simple Lewis Bases B: A SystematicInvestigation of Coinage–Metal Bonds by Ab Initio Calculations2021
Eva Gougoula
Dr Nick Walker
A chalcogen-bonded complex (CH3)3N...S=C=O characterised by rotational spectroscopy2020
Eva Gougoula
Dr Daniel Cole
Dr Nick Walker
Bifunctional Hydrogen Bonding of Imidazole with Water Explored by Rotational Spectroscopy and DFT Calculations2020
Eva Gougoula
Dr Nick Walker
A chalcogen-bonded complex H3N⋯S=C=S formed by ammonia and carbon disulfide characterised by chirped-pulse, broadband microwave spectroscopy2019
Eva Gougoula
Dr Chris Medcraft
Juliane Heitkamper
Dr Nick Walker
Barriers to internal rotation in methylimidazole isomers determined by rotational spectroscopy2019
Eva Gougoula
Dr Nick Walker
Conformational Isomers of Trans-Urocanic Acid Observed by Rotational Spectroscopy2019
Dr Chris Medcraft
Dr Nick Walker
Rotational Spectra and Nuclear Quadrupole Coupling Constants of 4- and 2-Iodoimidazole2018
Dr Nick Walker
The H2S Dimer is Hydrogen-Bonded: Direct Confirmation from Microwave Spectroscopy2018
Professor Anthony Legon
Dr Nick Walker
What's in a name? 'Coinage-metal' non-covalent bonds and their definition2018
Dr Chris Medcraft
John Mullaney
Dr Nick Walker
Professor Anthony Legon
A complex Ar-AgI produced by laser ablation and characterised by rotational spectroscopy and ab initio calculations: Variation of properties along the series Ar-AgX (X = F, Cl, Br and I)2017
John Mullaney
Dr Chris Medcraft
Emeritus Professor Bernard Golding
Dr Nick Walker
Professor Anthony Legon
et al.
Cooperative Hydrogen Bonds Form a Pseudocycle Stabilizing an Isolated Complex of Isocyanic Acid with Urea2017
Dr Graham Cooper
Dr Chris Medcraft
Josh Littlefair
Professor Thomas Penfold
Dr Nick Walker
et al.
Halogen bonding properties of 4-iodopyrazole and 4-bromopyrazole characterised by rotational spectroscopy and ab initio calculations2017
Dr Chris Medcraft
Eva Gougoula
Dror Bittner
John Mullaney
Dr Nick Walker
et al.
Molecular Geometries and Other Properties of H2O⋯AgI and H3N⋯AgI as Characterised by Rotational Spectroscopy and Ab Initio Calculations2017
Dror Bittner
Dr Nick Walker
Professor Anthony Legon
A two force-constant model for complexes B⋯M–X (B is a Lewis base and MX is any diatomic molecule): Intermolecular stretching force constants from centrifugal distortion constants DJ or 𝜟𝑱2016
Dror Bittner
Dr Su Stephens
Dr Daniel Zaleski
Dr Nick Walker
Professor Anthony Legon
et al.
Gas phase complexes of H3N ··· CuF and H3N ··· CuI studied by rotational spectroscopy and ab initio calculations: the effect of X (X = F, Cl, Br, I) in OC ··· CuX and H3N ··· CuX2016
Dr Chris Medcraft
Dror Bittner
Dr Nick Walker
Professor Anthony Legon
Geometries of H2S-MI (M = Cu, Ag, Au) complexes studied by rotational spectroscopy: The effect of the metal atom2016
John Mullaney
Dr Daniel Zaleski
Dr Nick Walker
Professor Anthony Legon
Geometry of an Isolated Dimer of Imidazole Characterised by Broadband Rotational Spectroscopy and Ab Initio Calculations2016
Susanna Stephens
Dr Nick Walker
Professor Anthony Legon
H3P⋯AgI: generation by laser-ablation and characterization by rotational spectroscopy and ab initio calculations2016
Dror Bittner
Dr Daniel Zaleski
Dr Nick Walker
Professor Anthony Legon
Highly-Unsaturated Platinum and Palladium Carbenes, PtC3 and PdC3, Isolated and Characterised in the Gas Phase2016
John Mullaney
Dr Su Stephens
Dr Nick Walker
Vibrational Energies and Full Analytic Potential Energy Functions ofPbI and InI from Pure Microwave Data2016
Dror Bittner
Dr Daniel Zaleski
Dr Su Stephens
Dr Nick Walker
Professor Anthony Legon
et al.
A monomeric complex of ammonia and cuprous chloride: H3N···CuCl isolated and characterised by rotational spectroscopy and ab initio calculations 2015
John Mullaney
Dr Su Stephens
Dr Daniel Zaleski
Dr Nick Walker
Professor Anthony Legon
et al.
An Isolated Complex of Ethyne and Gold Iodide Characterized by Broadband Rotational Spectroscopy and Ab initio Calculations2015
Dr Su Stephens
Dr Daniel Zaleski
Dr Nick Walker
Professor Anthony Legon
Characterisation of the Weak Halogen Bond in N2···ICF3 by Pure Rotational Spectroscopy2015
Dr Daniel Zaleski
Dr Nick Walker
Professor Anthony Legon
Chemistry in Laser-Induced Plasmas: Formation of M–C≡C–Cl (M = Ag or Cu) and their Characterization by Rotational Spectroscopy2015
Dr Daniel Zaleski
Dr Su Stephens
Dror Bittner
Dr Nick Walker
Professor Anthony Legon
et al.
Distortions of ethyne when complexed with a cuprous or argentous halide: the rotational spectrum of C2H2⋯CuF2015
Professor Anthony Legon
Dr Nick Walker
Halogen Bonding in the Gas Phase: A Comparison of the Iodine Bond in B⋯ICl and B⋯ICF3 for Simple Lewis Bases B2015
Dr Daniel Zaleski
John Mullaney
Dror Bittner
Dr Nick Walker
Professor Anthony Legon
et al.
Interaction of a pseudo-π C—C bond with cuprous and argentous chlorides: Cyclopropane⋯CuCl and cyclopropane⋯AgCl investigated by rotational spectroscopy and ab initio calculations2015
Dr Nick Walker
Dr Daniel Zaleski
Dr Su Stephens
The Pure Rotational Spectra of the Open-Shell Diatomic Molecules PbI and SnI2015
Dror Bittner
Dr Daniel Zaleski
Dr Su Stephens
Dr Nick Walker
Professor Anthony Legon
et al.
The Sigma-Hole Interaction Between Sulfur Hexafluoride and Ammonia Characterised by Broadband Rotational Spectroscopy2015
Dr Daniel Zaleski
Dr Su Stephens
Dr Nick Walker
A perspective on chemistry in transient plasma from broadband rotational spectroscopy2014
Dr Su Stephens
Dror Bittner
Dr Nick Walker
Professor Anthony Legon
Changes in the Geometries of C2H2 and C2H4 on Coordination to CuCl Revealed by Broadband Rotational Spectroscopy and ab-Initio Calculations2014
Dr Su Stephens
Dr Daniel Zaleski
Dr Nick Walker
Professor Anthony Legon
Distortion of ethyne on coordination to silver acetylide, C2H2⋅⋅⋅AgCCH, characterised by broadband rotational spectroscopy and ab initio calculations2014
Dr Su Stephens
Dr Nick Walker
Professor Anthony Legon
Distortion of ethyne on formation of a pi complex with silver chloride: C2H2...Ag-Cl characterised by rotational spectroscopy and ab initio calculations2012
Dr Nick Walker
H2S...Ag–I synthesized by a laser-ablation method and identified by its rotational spectrum2012
Dr Nick Walker
Molecular geometry of OC⋅⋅⋅AgI determined by broadband rotational spectroscopy and ab initio calculations2012
Dr Su Stephens
Dr Nick Walker
Professor Anthony Legon
The halogen bond between ethene and a simple perfluoroiodoalkane: C2H4...ICF3 identified by broadband rotational spectroscopy2012
Dr Nick Walker
A prototype transition-metal olefin complex C2H4⋯AgCl synthesised by laser ablation and characterised by rotational spectroscopy and ab initio methods2011
Dr Nick Walker
Characterisation of H2S...CuCl and H2S...AgCl Isolated in the Gas Phase: A Rigidly Pyramidal Geometry at Sulphur Revealed by Rotational Spectroscopy and Ab Initio Calculations2011
Dr Nick Walker
Internal Rotation and Halogen Bonds in CF3I...NH3 and CF3I...N(CH3)3 Probed by Broadband Rotational Spectroscopy2011
Dr Nick Walker
Molecular Geometries of H2S...ICF3 and H2O...ICF3 Characterised by Broadband Rotational Spectroscopy2011
Dr Nick Walker
Monohydrate of Argentous Fluoride; H2O...Ag-F Characterised by Rotational Spectroscopy and Ab Initio Calculations2011
Dr Nick Walker
Monohydrates of Cuprous Chloride and Argentous Chloride: H2O...Cu-Cl and H2O...Ag-Cl Characterised by Rotational Spectroscopy and ab initio Calculations2011
Dr Nick Walker
Rotational spectra and properties of complexes B···ICF3 (B=Kr or CO) and a comparison of the efficiency of ICI and ICF3 as iodine donors in halogen bond formation2011
Dr Nick Walker
Determination of Nuclear Spin-rotation Coupling Constants in CF3I by Chirped-pulse Fourier Transform Microwave Spectroscopy2010
Dr Nick Walker
Experimental Detection and Properties of H2O⋅⋅⋅AgCl and H2S⋅⋅⋅AgCl by Rotational Spectroscopy2010
Dr Nick Walker
H3N...Ag–Cl: Synthesis in a Supersonic Jet and Characterisation by Rotational Spectroscopy and Ab Initio Calculations2010
Dr Nick Walker
An Investigation of the Molecular Geometry and Electronic Structure of Nitryl Chloride by a Combination of Rotational Spectroscopy and Ab Initio Calculations2008
Dr Nick Walker
Microwave Spectrum and Structure of the Polar N2O Dimer2008
Dr Nick Walker
Nuclear Hyperfine Coupling Constants of Nitryl Bromide from Rotational Spectroscopy2008
Dr Nick Walker
Quadrupole Mass Spectrometry and Time-of-flight Analysis of Ions Resulting from 532 nm Pulsed Laser Ablation of Ni, Al and ZnO Targets2008
Dr Nick Walker
Microwave Spectrum and Structure of Carbonyl Gold Iodide, OCAuI2007
Dr Nick Walker
New Opportunities and Emerging Themes of Research in Microwave Spectroscopy2007
Dr Nick Walker
N2-Cu-F: A Complex of Dinitrogen and Cuprous Fluoride Characterized by Rotational Spectroscopy2006
Dr Nick Walker
Nuclear Hyperfine Coupling Constants of Aluminium Monoiodide Determined by Fourier-transform Microwave Spectroscopy2006
Dr Nick Walker
Nuclear Hyperfine Coupling Constants of Indium Monoiodide Determined by Fourier-transform Microwave Spectroscopy2006
Dr Nick Walker
Frontiers in the Infrared Spectroscopy of Gas Phase Metal Ion Complexes2005
Dr Nick Walker
Infrared Photodissociation Spectroscopy of Mg+(H2O)Arn Complexes: Isomers in Progressive Microsolvation2005
Dr Nick Walker
Growth Dynamics and Intracluster Reactions in Ni+(CO2)n via Infrared Spectroscopy2004
Dr Nick Walker
Infrared Spectroscopy of V+(CO2)n and V+(CO2)nAr Complexes2004
Dr Nick Walker
Microwave Spectra and Structures of KrAuF, KrAgF, and KrAgBr; 83Kr Nuclear Quadrupole Coupling and the Nature of Noble Gas-Noble Metal Halide Bonding2004
Dr Nick Walker
Generation of "Unstable" Doubly Charged Metal Ion Complexes in a Laser Vaporization Cluster Source2003
Dr Nick Walker
Generation of "Unstable" Doubly Charged Metal Ion Complexes in a Laser Vaporization Cluster Source2003
Dr Nick Walker
Infrared Spectroscopy of V+(H2O) and V+(D2O) Complexes: Solvent Deformation and an Incipient Reaction2003
Dr Nick Walker
Solvent Coordination in Gas-Phase [Mn·(H2O)n]2+ and [Mn·(ROH)n]2+ Complexes: Theory and Experiment2003
Dr Nick Walker
The Metal Coordination in Ni+(CO2)n and NiO2+(CO2)m Complexes2003
Dr Nick Walker
Microwave Spectra, Geometries and Hyperfine Interactions of OCAgX (X=F, Cl, Br)2002
Dr Nick Walker
Microwave Spectrum, Geometry and Hyperfine Constants of PdCO2002
Dr Nick Walker
The Microwave Spectrum and Structure of KrAgF2002
Dr Nick Walker
Comparisons in the Behaviour of Stable Copper(II), Silver(II) and Gold(II) Complexes in the Gas Phase: Are There Implications for Condensed Phase Chemistry?2001
Dr Nick Walker
Coordination and Chemistry of Stable Cu(II) Complexes in the Gas Phase2001
Dr Nick Walker
Fourier Transform Microwave Spectroscopy of the 2Σ+ Ground States of YbX (X=F, Cl, Br): Characterisation of Hyperfine Effects and Determination of the Molecular Geometries2001
Dr Nick Walker
Microwave Spectra, Geometries and Hyperfine Interactions of OCCuX (X=F, Cl, Br)2001
Dr Nick Walker
Unexpected Stability of [CuAr]2+, [AgAr]2+, [AuAr]2+, and Their Larger Clusters2001
Dr Nick Walker
A Gas-Phase Study of the Coordination of Mg2+ with Oxygen- and Nitrogen-containing Ligands2000
Dr Nick Walker
Comment on "Do Cu2+NH3 and Cu2+H2O Exist?: Theory Confirms Yes!"(Chemical Physics Letters 318 (2000) 333–339)2000
Dr Nick Walker
Competitive Charge Transfer Reactions in Small [Mg(H2O)n]2+ Clusters2000
Dr Nick Walker
Cluster Ion Studies of Ho2+ and Ho3+ Solvation in the Gas Phase1999
Dr Nick Walker
Stable Gold(II) Complexes in the Gas Phase1999