Publications by authors named "Malcolm A Halcrow"

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Optical signatures of hydration-controlled hysteretic spin-crossover in single crystals of an Fe(II) complex.
Chinmoy Das, Malcolm A Halcrow, Denisa Coltuneac, Laurentiu Stoleriu, Pradip Chakraborty

Dalton Trans· December 2025

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The impact of whole-molecule disorder on spin-crossover in a family of isomorphous molecular crystals.
Holly E Sephton, Rhiannon L Watson, Namrah Shahid, Hari Babu Vasili, Daniel L Baker, Malcolm A Halcrow

Chem Sci· May 2025

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Structural Bifurcation in the High→Low-Spin and Low→High-Spin Phase Transitions Explains the Asymmetric Spin-Crossover in [FeL][BF] (L=2,6-Di{pyrazol-1-yl}isonicotinonitrile).
Ahmed Ahmed, Amy Hall, Hari Babu Vasili, Rafal Kulmaczewski, Alexander N Kulak, Malcolm A Halcrow

Angew Chem Int Ed Engl· January 2025

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Mix and match - controlling the functionality of spin-crossover materials through solid solutions and molecular alloys.
Malcolm A Halcrow

Dalton Trans· August 2024

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Activating a high-spin iron(II) complex to thermal spin-crossover with an inert non-isomorphous molecular dopant.
Malcolm A Halcrow, Hari Babu Vasili, Christopher M Pask, Alexander N Kulak, Oscar Cespedes

Dalton Trans· April 2024

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A Survey of the Angular Distortion Landscape in the Coordination Geometries of High-Spin Iron(II) 2,6-Bis(pyrazolyl)pyridine Complexes.
Izar Capel Berdiell, Evridiki Michaels, Orde Q Munro, Malcolm A Halcrow

Inorg Chem· February 2024

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Iron(II) complexes of 2,6-bis(imidazo[1,2-]pyridin-2-yl)pyridine and related ligands with annelated distal heterocyclic donors.
Rafal Kulmaczewski, Malcolm A Halcrow

Dalton Trans· October 2023

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Jahn-Teller Switching of a Redox-Active Nickel(III) Center in a Homoleptic Thiolato Metalloligand Environment.
Masahiro Kouno, Naoto Kuwamura, Nobuto Yoshinari, Tatsuhiro Kojima, Malcolm A Halcrow

Inorg Chem· June 2023

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Ligand-Directed Metalation of a Gold Pyrazolate Cluster.
Ryan A Smith, Rafal Kulmaczewski, Malcolm A Halcrow

Inorg Chem· June 2023

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Di-Iron(II) [2+2] Helicates of Bis-(Dipyrazolylpyridine) Ligands: The Influence of the Ligand Linker Group on Spin State Properties.
Rafal Kulmaczewski, Isaac T Armstrong, Pip Catchpole, Emily S J Ratcliffe, Hari Babu Vasili, Malcolm A Halcrow

Chemistry· February 2023

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Correction: Heteroleptic iron(II) complexes of chiral 2,6-bis(oxazolin-2-yl)-pyridine (PyBox) and 2,6-bis(thiazolin-2-yl)pyridine ligands - the interplay of two different ligands on the metal ion spin state.
Namrah Shahid, Kay E Burrows, Christopher M Pask, Oscar Cespedes, Mark J Howard, Malcolm A Halcrow

Dalton Trans· April 2022

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Heteroleptic iron(II) complexes of chiral 2,6-bis(oxazolin-2-yl)-pyridine (PyBox) and 2,6-bis(thiazolin-2-yl)pyridine ligands - the interplay of two different ligands on the metal ion spin sate.
Namrah Shahid, Kay E Burrows, Christopher M Pask, Oscar Cespedes, Mark J Howard, Malcolm A Halcrow

Dalton Trans· March 2022

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Iron(II) Complexes of 4-(Alkyldisulfanyl)-2,6-di(pyrazolyl)pyridine Derivatives. Correlation of Spin-Crossover Cooperativity with Molecular Structure Following Single-Crystal-to-Single-Crystal Desolvation.
Rafal Kulmaczewski, Laurence J Kershaw Cook, Christopher M Pask, Oscar Cespedes, Malcolm A Halcrow

Cryst Growth Des· March 2022

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Structures and Spin States of Iron(II) Complexes of Isomeric 2,6-Di(1,2,3-triazolyl)pyridine Ligands.
Izar Capel Berdiell, Daniel J Davies, Jack Woodworth, Rafal Kulmaczewski, Oscar Cespedes, Malcolm A Halcrow

Inorg Chem· October 2021

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Spin-States of Diastereomeric Iron(II) Complexes of 2,6-Bis(thiazolin-2-yl)pyridine (ThioPyBox) Ligands and a Comparison with the Corresponding PyBox Derivatives.
Namrah Shahid, Kay E Burrows, Mark J Howard, Christopher M Pask, Oscar Cespedes, Malcolm A Halcrow

Inorg Chem· September 2021

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The number and shape of lattice solvent molecules controls spin-crossover in an isomorphous series of crystalline solvate salts.
Izar Capel Berdiell, Rafal Kulmaczewski, Namrah Shahid, Oscar Cespedes, Malcolm A Halcrow

Chem Commun (Camb)· July 2021

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The effect of tether groups on the spin states of iron(II)/bis[2,6-di(pyrazol-1-yl)pyridine] complexes.
Izar Capel Berdiell, Victor García-López, Mark J Howard, Miguel Clemente-León, Malcolm A Halcrow

Dalton Trans· June 2021

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The flexibility of long chain substituents influences spin-crossover in isomorphous lipid bilayer crystals.
Iurii Galadzhun, Rafal Kulmaczewski, Namrah Shahid, Oscar Cespedes, Mark J Howard, Malcolm A Halcrow

Chem Commun (Camb)· April 2021

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Influence of ligand substituent conformation on the spin state of an iron(II)/di(pyrazol-1-yl)pyridine complex.
Rafal Kulmaczewski, Mark J Howard, Malcolm A Halcrow

Dalton Trans· March 2021

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Structural Transformations and Spin-Crossover in [FeL ] Salts (L=4-{tert-Butylsulfanyl}-2,6-di{pyrazol-1-yl}pyridine): The Influence of Bulky Ligand Substituents.
Rafal Kulmaczewski, Faith Bamiduro, Namrah Shahid, Oscar Cespedes, Malcolm A Halcrow

Chemistry· January 2021

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Manipulating metal spin states for biomimetic, catalytic and molecular materials chemistry.
Malcolm A Halcrow

Dalton Trans· November 2020

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Modulating the Magnetic Properties of Copper(II)/Nitroxyl Heterospin Complexes by Suppression of the Jahn-Teller Distortion.
Sam Greatorex, Sergey V Fokin, Rafal Kulmaczewski, Mihoko Yamada, Oscar Cespedes, Malcolm A Halcrow

Inorg Chem· July 2020

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Elucidating the Structural Chemistry of a Hysteretic Iron(II) Spin-Crossover Compound From its Copper(II) and Zinc(II) Congeners.
Christopher M Pask, Sam Greatorex, Rafal Kulmaczewski, Amgalanbaatar Baldansuren, Eric J L McInnes, Malcolm A Halcrow

Chemistry· April 2020

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Supramolecular Iron Metallocubanes Exhibiting Site-Selective Thermal and Light-Induced Spin-Crossover.
Izar Capel Berdiell, Tim Hochdörffer, Cédric Desplanches, Rafal Kulmaczewski, Namrah Shahid, Malcolm A Halcrow

J Am Chem Soc· November 2019

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Molecular squares, coordination polymers and mononuclear complexes supported by 2,4-dipyrazolyl-6H-1,3,5-triazine and 4,6-dipyrazolylpyrimidine ligands.
Izar Capel Berdiell, Sarah E Farmiloe, Rafal Kulmaczewski, Malcolm A Halcrow

Dalton Trans· November 2019

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