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Modulated Fluorescence in LB Films Based on DADQs—A Potential Sensing Surface? (2022)
Journal Article
Szablewski, M., Thompson, R. L., & Pålsson, L. (2022). Modulated Fluorescence in LB Films Based on DADQs—A Potential Sensing Surface?. Molecules, 27(12), Article 3893. https://doi.org/10.3390/molecules27123893

Novel fluorescent Langmuir-Blodgett (LB) films have been constructed from three different amphiphilic dicynaoquinodimethanes (DADQs). The DADQs varied in functional group structure, which had an impact on the LB film structure and the fluorescence pr... Read More about Modulated Fluorescence in LB Films Based on DADQs—A Potential Sensing Surface?.

Ultrafast Dynamics and Computational Studies on Diaminodicyanoquinodimethanes (DADQs) (2014)
Journal Article
Szablewski, M., Fox, M., Dias, F., Namih, H., Snedden, E., King, S., …Pålsson, L. (2014). Ultrafast Dynamics and Computational Studies on Diaminodicyanoquinodimethanes (DADQs). Journal of Physical Chemistry B (Soft Condensed Matter and Biophysical Chemistry), 118(24), 6815-6828. https://doi.org/10.1021/jp411358d

Three diaminodicyanoquinodimethanes, 4-(R1R2C)-1-[(NC)2C]-C6H4 (R1,R2 = H2N, 1; R1 = 3,5-Me2-4-OCH4H6N–, R2 = H2N, 2; R1 = 3,5-Me2-4-OCH4H6N–, R2 = 4-Me-C5H9N, 3), were investigated using carbon-13 NMR, steady-state, and ultrafast transient absorptio... Read More about Ultrafast Dynamics and Computational Studies on Diaminodicyanoquinodimethanes (DADQs).

Plasmon-loss imaging of polymer-methanofullerene bulk heterojunction solar cells (2013)
Journal Article
Mendis, B. G., Bishop, S. J., Groves, C., Szablewski, M., Berlie, A., & Halliday, D. P. (2013). Plasmon-loss imaging of polymer-methanofullerene bulk heterojunction solar cells. Applied Physics Letters, 102(25), Article 253301. https://doi.org/10.1063/1.4812485

The plasmon feature in an electron energy loss spectrum provides unique insight into poly(3-hexylthiophene) (P3HT)-phenyl-C61-butyric acid methyl ester (PCBM) solar cells. Analysis of the intensity, shape, and energy of the plasmon reveals informatio... Read More about Plasmon-loss imaging of polymer-methanofullerene bulk heterojunction solar cells.

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.

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.

Accurate determination and modeling of the dispersion of the first hyperpolarizability of an efficient zwitterionic nonlinear optical chromophore by tunable wavelength hyper-Rayleigh scattering (2008)
Journal Article
Campo, J., Wenseleers, W., Goovaerts, E., Szablewski, M., & Cross, G. (2008). Accurate determination and modeling of the dispersion of the first hyperpolarizability of an efficient zwitterionic nonlinear optical chromophore by tunable wavelength hyper-Rayleigh scattering. Journal of Physical Chemistry C, 112(1), 287-296. https://doi.org/10.1021/jp0758824

Guest-host interactions between dichroic dyes and anisotropic hosts. (2006)
Journal Article
Palsson, L., Vaughan, H., Smith, A., Szablewski, M., Cross, G., Roberts, T., …Bloor, D. (2006). Guest-host interactions between dichroic dyes and anisotropic hosts. Journal of Luminescence, 117(1), 113-122. https://doi.org/10.1016/j.jlumin.2005.03.017

The guest–host interaction between dichroic dyes and anistropic hosts has been investigated by means of optical spectroscopy. Two different TCNQ adducts; 2-{4-[(2,6-dimethylmorpholin-4-yl)(4-metylpiperidin-1-yl)methylene]cyclohexa-2,5-dien-1-ylidene}... Read More about Guest-host interactions between dichroic dyes and anisotropic hosts..

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.

Local field and aggregation dependence of the micro- and macroscopic optical non-linearity of zwitterionic molecules (2003)
Journal Article
Cross, G., Hackman, N., Thomas, P., Szablewski, M., Pålsson, L., & Bloor, D. (2003). Local field and aggregation dependence of the micro- and macroscopic optical non-linearity of zwitterionic molecules. Optical Materials, 21(1-3), 29-37. https://doi.org/10.1016/s0925-3467%2802%2900108-8

When a dipolar-conjugated molecule can lower its energy through gaining aromaticity, there can be a quite dramatic evolution of its polarisation properties dependent on the local reaction field generated in its environment. We have studied conjugated... Read More about Local field and aggregation dependence of the micro- and macroscopic optical non-linearity of zwitterionic molecules.

Orientation and solvatochromism of dyes in liquid crystals (2003)
Journal Article
Palsson, L., Szablewski, M., Roberts, A., Masutani, A., Love, G., Cross, G., …Yasuda, A. (2003). Orientation and solvatochromism of dyes in liquid crystals. Molecular Crystals and Liquid Crystals, 402(1), 43-53. https://doi.org/10.1080/744816685

The orientation and solvatochromism of some dye molecules in a liquid crystal have been investigated. Interactions with the host and the structure of the dye molecule affect the macroscopic alignment of dichroic dye molecules in a liquid crystal: It... Read More about Orientation and solvatochromism of dyes in liquid crystals.

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.

Highly dipolar, optically nonlinear adducts of tetracyano-p-quinodimethane: Synthesis, physical characterization, and theoretical aspects (1997)
Journal Article
Szablewski, M., Thomas, P., Thornton, A., Bloor, D., Cross, G., Cole, J., …Goovaerts, E. (1997). Highly dipolar, optically nonlinear adducts of tetracyano-p-quinodimethane: Synthesis, physical characterization, and theoretical aspects. Journal of the American Chemical Society, 119(13), 3144-3154. https://doi.org/10.1021/ja963923w

A new series of nonlinear optical molecules are described where the ground state polarization is predominantly zwitterionic when the molecules are dissolved in solution. The molecules, which are derived in general from facile reactions between tertia... Read More about Highly dipolar, optically nonlinear adducts of tetracyano-p-quinodimethane: Synthesis, physical characterization, and theoretical aspects.