Outputs (19)

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.

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.

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.

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.

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.

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.

Tactile sensing in human–computer interfaces: The inclusion of pressure sensitivity as a third dimension of user input (2015)
Journal Article
Dempsey, S. J., Szablewski, M., & Atkinson, D. (2015). Tactile sensing in human–computer interfaces: The inclusion of pressure sensitivity as a third dimension of user input. Sensors and Actuators A: Physical, 232, 229-250. https://doi.org/10.1016/j.sna.2015.05.025

This paper presents a review of tactile technologies for human–computer interactivity via touch interfaces, where touch force is measured as a third dimension of user input along with touch location. Until recently, tactile technologies for computing... Read More about Tactile sensing in human–computer interfaces: The inclusion of pressure sensitivity as a third dimension of user input.

Temperature Dependence of Electrical Transport in a Pressure-Sensitive Nanocomposite (2014)
Journal Article
Webb, A. J., Bloor, D., Szablewski, M., & Atkinson, D. (2014). Temperature Dependence of Electrical Transport in a Pressure-Sensitive Nanocomposite. ACS Applied Materials and Interfaces, 6(15), 12573-12580. https://doi.org/10.1021/am502515u

Printed nanocomposites are of significant application potential in numerous technologies, such as touch-sensitive sensors and surfaces. Here, temperature dependent electrical transport measurements were undertaken on a recently developed screen-print... Read More about Temperature Dependence of Electrical Transport in a Pressure-Sensitive Nanocomposite.

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.

A Magnetic Study of Low Moment Nickel Clusters Formed from the Solid-State Decomposition Reaction of Nickel bis-1,5-Cyclooctadiene (2013)
Journal Article
Berlie, A., Terry, I., & Szablewski, M. (2013). A Magnetic Study of Low Moment Nickel Clusters Formed from the Solid-State Decomposition Reaction of Nickel bis-1,5-Cyclooctadiene. Journal of Cluster Science, 24(4), 1057-1066. https://doi.org/10.1007/s10876-013-0597-9

Variable temperature SQUID magnetometry measurements were made on a sample of commercially available nickel bis-1,5-cyclooctadiene (Ni(COD)2) is reported. The material is shown to be a mixed phase magnetic system where the Ni(COD)2 behaves as a diama... Read More about A Magnetic Study of Low Moment Nickel Clusters Formed from the Solid-State Decomposition Reaction of Nickel bis-1,5-Cyclooctadiene.

A multi-component nanocomposite screen-printed ink with non-linear touch sensitive electrical conductivity (2013)
Journal Article
Webb, A. J., Szablewski, M., Bloor, D., Atkinson, D., Graham, A., Laughlin, P., & Lussey, D. (2013). A multi-component nanocomposite screen-printed ink with non-linear touch sensitive electrical conductivity. Nanotechnology, 24(16), Article 165501. https://doi.org/10.1088/0957-4484/24/16/165501

Printable electronics is an innovative area of technology with great commercial potential. Here, a screen-printed functional ink, comprising a combination of semiconducting acicular particles, electrically insulating nanoparticles and a base polymer... Read More about A multi-component nanocomposite screen-printed ink with non-linear touch sensitive electrical conductivity.

A muon spin relaxation study of the metal-organic magnet Ni(TCNQ)2 (2013)
Journal Article
Berlie, A., Terry, I., Giblin, S., Lancaster, T., & Szablewski, M. (2013). A muon spin relaxation study of the metal-organic magnet Ni(TCNQ)2. Journal of Applied Physics, 113(17), Article 17E304. https://doi.org/10.1063/1.4798616

An investigation of the magnetism of the deuterated form of the metal-organic ferromagnet Ni(TCNQ)2 using the muon spin relaxation technique, is reported. Ni(TCNQ-D4)2 was synthesized in a similar manner to the protio-form, and the crystalline produc... Read More about A muon spin relaxation study of the metal-organic magnet Ni(TCNQ)2.

A sample holder for measuring the magnetic properties of air-sensitive compounds (2011)
Journal Article
Berlie, A., Terry, I., & Szablewski, M. (2011). A sample holder for measuring the magnetic properties of air-sensitive compounds. Measurement Science and Technology, 22(1), https://doi.org/10.1088/0957-0233/22/1/017002

A sample holder is reported which has allowed the magnetic characterization of air-sensitive compounds to be made in a Quantum Design Magnetic Properties Measurement System as a function of the applied field (0–5 T), and at temperatures ranging from... Read More about A sample holder for measuring the magnetic properties of air-sensitive compounds.

Understanding the optical spectroscopy of amphiphilic molecular rectifiers: A density functional approach (2010)
Journal Article
Tan, O., Clark, S., Szablewski, M., & Cross, G. (2010). Understanding the optical spectroscopy of amphiphilic molecular rectifiers: A density functional approach. The Journal of Chemical Physics, 133(24), Article 244702. https://doi.org/10.1063/1.3516177

We present results of first principles density functional theory calculations of the electronic and atomic structural properties of model Z-type Langmuir–Blodgett (LB) layers comprising amphiphilic quinolinium tricyanoquinodimethanide (Q3CNQ) chromop... Read More about Understanding the optical spectroscopy of amphiphilic molecular rectifiers: A density functional approach.

Matrix dependence of blue light emission from a novel NH2-functionalized dicyanoquinodimethane derivative (2006)
Journal Article
Szablewski, M., Bloor, D., Kagawa, Y., Mosurkal, R., Cole, J., Clark, S., …Palsson, L. (2006). Matrix dependence of blue light emission from a novel NH2-functionalized dicyanoquinodimethane derivative. Journal of Physical Organic Chemistry, 19(3), 206-213. https://doi.org/10.1002/poc.1020

The reactions of primary and secondary amines with (cyclohexa-2,5-diene-1,4-diylidene)-dimalononitrile (TCNQ) lead to mono- and disubstituted dicyanoquinodimethane derivatives and fluorescence emission has been observed for several of these compounds... Read More about Matrix dependence of blue light emission from a novel NH2-functionalized dicyanoquinodimethane derivative.

Charge-density study of the nonlinear optical precursor DED-TCNQ at 20 K (2002)
Journal Article
Cole, J., Copley, R., McIntyre, G., Howard, J., Szablewski, M., & Cross, G. (2002). Charge-density study of the nonlinear optical precursor DED-TCNQ at 20 K. Physical review B, 65(12), https://doi.org/10.1103/physrevb.65.125107

A charge-density study of the nonlinear-optical (NLO) precursor {4-[bis(diethylamino)-methylium] phenyl}dicyanomethanide (DED-TCNQ), space group P21/c, a=11.174(2)Å; b=12.859(2)Å; c=12.486(2)Å; β=112.00(1)°, is presented. The results derive from a su... Read More about Charge-density study of the nonlinear optical precursor DED-TCNQ at 20 K.

Matrix dependence of light emission from TCNQ adducts (2001)
Journal Article
Bloor, D., Kagawa, Y., Szablewski, M., Ravi, M., Clark, S., Cross, G., …Rumbles, G. (2001). Matrix dependence of light emission from TCNQ adducts. Journal of materials chemistry, 11(12), 3053-3062. https://doi.org/10.1039/b104992p

The reactions of primary and secondary amines with 7,7,8,8-tetracyano-p-quinodimethane(TCNQ) lead to mono- and di-substituted adducts. Fluorescence emission has been observed for several of these compounds. The luminescence property of the TCNQ adduc... Read More about Matrix dependence of light emission from TCNQ adducts.