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Driving a Molecular Spin-Peierls System into a Short Range Ordered State through Chemical Substitution (2023)
Journal Article
Berlie, A., Terry, I., & Szablewski, M. (2023). Driving a Molecular Spin-Peierls System into a Short Range Ordered State through Chemical Substitution. Magnetochemistry, 9(6), Article 150. https://doi.org/10.3390/magnetochemistry9060150

Chemically altering molecules can have dramatic effects on the physical properties of a series of very similar molecular compounds. A good example of this is within the quasi-1D spin-Peierls system potassium TCNQ (TCNQ = 7,7,8,8-tetracyanoqunidimetha... Read More about Driving a Molecular Spin-Peierls System into a Short Range Ordered State through Chemical Substitution.

Possible realization of the Majumdar-Ghosh point in the mineral szenicsite (2022)
Journal Article
Berlie, A., & Terry, I. (2022). Possible realization of the Majumdar-Ghosh point in the mineral szenicsite. Physical Review B, 105(22), Article L220404. https://doi.org/10.1103/physrevb.105.l220404

The Majumder-Ghosh (MG) point is a point in parameter space for a one-dimensional (1D) frustrated system where α = J 1 / J 2 = 0.5 and the ground state is shown to be a superposition of singlet states. This leads to no magnetic order, instead the gro... Read More about Possible realization of the Majumdar-Ghosh point in the mineral szenicsite.

A study of the dynamics and structure of the dielectric anomaly within the molecular solid TEA(TCNQ)2 (2022)
Journal Article
Berlie, A., Terry, I., Szablewski, M., Telling, M., Apperley, D., Hodgkinson, P., & Zeller, D. (2022). A study of the dynamics and structure of the dielectric anomaly within the molecular solid TEA(TCNQ)2. Physical Chemistry Chemical Physics, 24(12), 7481-7492. https://doi.org/10.1039/d2cp00142j

With rising interest in organic-based functional materials, it is important to understand the nature of magnetic and electrical transitions within these types of systems. One intriguing material is triethylammonium bis-7,7,8,8-tetracyanoquinodimethan... Read More about A study of the dynamics and structure of the dielectric anomaly within the molecular solid TEA(TCNQ)2.

No evidence for room temperature ferromagnetism in the high temperature metal-organic material: Ni2TCNQ (2020)
Journal Article
Berlie, A., Terry, I., Szablewski, M., & Quinn, K. (2020). No evidence for room temperature ferromagnetism in the high temperature metal-organic material: Ni2TCNQ. Journal of Physics: Condensed Matter, 33(6), https://doi.org/10.1088/1361-648x/abb545

The search for ferromagnetic organic-based compounds has been a particular challenge to both chemists and physicists over the past few decades. The synthesis of the Ni2A, where A is an organic acceptor; tetracyanoethene (TCNE), 3-dichloro-5,6-dicyano... Read More about No evidence for room temperature ferromagnetism in the high temperature metal-organic material: Ni2TCNQ.

Radiological emergency dosimetry – The use of luminescent mineral fillers in polymer-based fabrics (2020)
Journal Article
Bossin, L., Bailiff, I., & Terry, I. (2020). Radiological emergency dosimetry – The use of luminescent mineral fillers in polymer-based fabrics. Radiation Measurements, 134, Article 106318. https://doi.org/10.1016/j.radmeas.2020.106318

Mineral fillers are widely used in the manufacture of thermoplastics and they are commonly found in the fabrics used to form bags. We show that carbonate mineral filler grains incorporated within faux leather fabrics and the coatings applied to woven... Read More about Radiological emergency dosimetry – The use of luminescent mineral fillers in polymer-based fabrics.

Understanding the role of electrons in the magnetism of a colossal permittivity dielectric material (2019)
Journal Article
Berlie, A., Terry, I., Cottrell, S. P., Hu, W., & Liu, Y. (2020). Understanding the role of electrons in the magnetism of a colossal permittivity dielectric material. Materials Horizons, 7(1), 188-192. https://doi.org/10.1039/c9mh00983c

Creating new materials that show potential for technological devices is one of the most important and active areas of solid state chemistry and physics. For data storage, multiferroics present some great advantages due to the coupling of their electr... Read More about Understanding the role of electrons in the magnetism of a colossal permittivity dielectric material.

A 3D antiferromagnetic ground state in a quasi-1D π-stacked charge-transfer system (2018)
Journal Article
Berlie, A., Terry, I., & Szablewski, M. (2018). A 3D antiferromagnetic ground state in a quasi-1D π-stacked charge-transfer system. Journal of Materials Chemistry C Materials for optical and electronic devices, 6(46), 12468-12472. https://doi.org/10.1039/c8tc03709d

With the rising interest in organic based materials for spintronic and multiferroic applications it is important to fully understand their electrical and magnetic properties and to identify correlations between their structural and physical attribute... Read More about A 3D antiferromagnetic ground state in a quasi-1D π-stacked charge-transfer system.

Phototransferred TL properties of alumina substrates (2018)
Journal Article
Bossin, L., Bailiff, I. K., & Terry, I. (2018). Phototransferred TL properties of alumina substrates. Radiation Measurements, 120, 41-46. https://doi.org/10.1016/j.radmeas.2018.07.018

Alumina substrates, such as those found as surface-mount resistors in mobile phones, are currently the strongest candidate as a surrogate dosimeter material in emergency radiological scenarios using luminescence techniques. However, the rate of fadin... Read More about Phototransferred TL properties of alumina substrates.

Absence of quantum criticality and bulk 3D magnetism in green dioptase (2017)
Journal Article
Berlie, A., & Terry, I. (2017). Absence of quantum criticality and bulk 3D magnetism in green dioptase. European Physical Society Letters, 120(4), Article 47006. https://doi.org/10.1209/0295-5075/120/47006

Green dioptase is a naturally occurring antiferromagnetic mineral that in recent years has been suggested as a candidate to exhibit quantum fluctuations at both above and below T N. Our work uses muon spectroscopy to study the dynamic and static prop... Read More about Absence of quantum criticality and bulk 3D magnetism in green dioptase.

Luminescence characteristics of some common polyester fabrics: Application to emergency dosimetry (2017)
Journal Article
Bossin, L., Bailiff, I. K., & Terry, I. (2017). Luminescence characteristics of some common polyester fabrics: Application to emergency dosimetry. Radiation Measurements, 106, 436-442. https://doi.org/10.1016/j.radmeas.2017.05.017

A set of garment polyester-mix fabrics was tested for their potential suitability as surrogate dosimetry materials using optically and thermally stimulated luminescence techniques. A strong native blue-stimulated optically stimulated luminescence and... Read More about Luminescence characteristics of some common polyester fabrics: Application to emergency dosimetry.

A collapse of ferromagnetism in an organic based magnet under pressure (2017)
Journal Article
Berlie, A., Terry, I., Szablewski, M., Xiao, F., & Williams, R. C. (2017). A collapse of ferromagnetism in an organic based magnet under pressure. Materials Research Express, 4(2), Article 026103. https://doi.org/10.1088/2053-1591/aa5b50

The metal-organic charge transfer compound NiTCNQ2 has been subjected to pressure where both magnetisation and muon experiments show a suppression of T C with an applied pressure. At 12 kbar, it appears that the sample is paramagnetic and this gives... Read More about A collapse of ferromagnetism in an organic based magnet under pressure.

Microwave-Assisted Synthesis, Microstructure, and Magnetic Properties of Rare-Earth Cobaltites (2016)
Journal Article
Gutiérrez Seijas, J., Prado-Gonjal, J., Ávila Brande, D., Terry, I., Morán, E., & Schmidt, R. (2017). Microwave-Assisted Synthesis, Microstructure, and Magnetic Properties of Rare-Earth Cobaltites. Inorganic Chemistry, 56(1), 627-633. https://doi.org/10.1021/acs.inorgchem.6b02557

The series of perovskite rare-earth (RE) doped cobaltites (RE)CoO3 (RE = La–Dy) was prepared by microwave-assisted synthesis. The crystal structure undergoes a change of symmetry depending on the size of the RE cation. LaCoO3 is rhombohedral, S.G. R3... Read More about Microwave-Assisted Synthesis, Microstructure, and Magnetic Properties of Rare-Earth Cobaltites.

Magnetic ordering of defects in a molecular spin-Peierls system (2016)
Journal Article
Berlie, A., Terry, I., Cottrell, S., Pratt, F., & Szablewski, M. (2017). Magnetic ordering of defects in a molecular spin-Peierls system. Journal of Physics: Condensed Matter, 29(2), Article 025809. https://doi.org/10.1088/0953-8984/29/2/025809

With interest in charge transfer compounds growing steadily, it is important to understand all aspects of the underlying physics of these systems, including the properties of the defects and interfaces that are universally present in actual experimen... Read More about Magnetic ordering of defects in a molecular spin-Peierls system.

Dipolar Glass and Magneto-Electric Coupling Within a π-stacked Organic system (2016)
Journal Article
Berlie, A., Terry, I., Liu, Y., & Szablewski, M. (2016). Dipolar Glass and Magneto-Electric Coupling Within a π-stacked Organic system. Journal of Materials Chemistry C Materials for optical and electronic devices, 4, 6090-6095. https://doi.org/10.1039/c6tc01538g

There is much interest in the search for novel materials that show ferroelectric as well as magneto-electric coupling, such as that observed in multiferroics. Within organic based materials the electronic polarisation can originate from a charge dist... Read More about Dipolar Glass and Magneto-Electric Coupling Within a π-stacked Organic system.

An exploration of some magnetic fundamentals in EuSe using μSR (2016)
Journal Article
Terry, I., Adams, P., Bykovetz, N., Giblin, S., Guguchi, Z., Khasanov, R., …Liu, T. (2016). An exploration of some magnetic fundamentals in EuSe using μSR. AIP Advances, 6(5), https://doi.org/10.1063/1.4943235

EuSe is a simple magnetic system that appears to show many complicated features. Under applied pressure it undergoes a transition from an antiferromagnet (AF) to a ferromagnet(FM). This transition provides a means of testing certain basic fundamental... Read More about An exploration of some magnetic fundamentals in EuSe using μSR.

Tuneability and criticality in a three-dimensional stacked molecular system (2016)
Journal Article
Berlie, A., Terry, I., Szablewski, M., & Giblin, S. (2016). Tuneability and criticality in a three-dimensional stacked molecular system. Physical Review B, 93(5), Article 054422. https://doi.org/10.1103/physrevb.93.054422

With the changing of physical properties through chemical substitution in mind, this work shows the applicability of this approach to organic based spin-Peierls (SP) systems. To demonstrate this we have used a well known system, potassium TCNQ, that... Read More about Tuneability and criticality in a three-dimensional stacked molecular system.

The role of defects in microwave and conventionally synthesized LaCoO3 perovskite (2015)
Journal Article
Prado-Gonjal, J., Gutiérrez-Seijas, J., Herrero Ansorregui, I., Morán, E., Terry, I., & Schmidt, R. (2016). The role of defects in microwave and conventionally synthesized LaCoO3 perovskite. Journal of the European Ceramic Society, 36(5), 1197-1206. https://doi.org/10.1016/j.jeurceramsoc.2015.12.014

In this work we investigate the magnetic, dielectric and charge transport properties of LaCoO3 (LCO) synthesized by two different techniques: microwave assisted and conventionally heated ceramic synthesis. The rapid microwave synthesis conditions are... Read More about The role of defects in microwave and conventionally synthesized LaCoO3 perovskite.

Separating the ferromagnetic and glassy behavior within the metal-organic magnet Ni(TCNQ)2 (2015)
Journal Article
Berlie, A., Terry, I., Szablewski, M., & Giblin, S. (2015). Separating the ferromagnetic and glassy behavior within the metal-organic magnet Ni(TCNQ)2. Physical review B, 92(18), Article 184431. https://doi.org/10.1103/physrevb.92.184431

An in-depth study of the metal-organic magnet Ni(TCNQ)2 was conducted where the deuterated form was synthesised both to attempt to alter the magnetic properties of the material and to be advantageous in techniques such as neutron scattering and muon... Read More about Separating the ferromagnetic and glassy behavior within the metal-organic magnet Ni(TCNQ)2.

Controlling nickel nanoparticle size in an organic/metal-organic matrix through the use of different solvents (2013)
Journal Article
Berlie, A., Terry, I., & Szablewski, M. (2013). Controlling nickel nanoparticle size in an organic/metal-organic matrix through the use of different solvents. Nanoscale, 5(24), 12212-12223. https://doi.org/10.1039/c3nr04883g

Nickel nanoparticles have been created in an organic-based matrix by the reaction of Ni(COD)2 (COD = 1,5-bis-cyclooctadiene) and 2,3,5,6-tetrafluoro-7,7,8,8-tetracyanoquinodimethane (TCNQF4). The size of the nickel nanoparticles can be controlled by... Read More about Controlling nickel nanoparticle size in an organic/metal-organic matrix through the use of different solvents.