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Optical properties and carrier dynamics in Co-doped ZnO nanorods (2020)
Journal Article
Sivan, A. K., Galán-González, A., Di Mario, L., Tappy, N., Hernández-Ferrer, J., Catone, D., …Martelli, F. (2021). Optical properties and carrier dynamics in Co-doped ZnO nanorods. Nanoscale Advances, 3(1), 214-222. https://doi.org/10.1039/d0na00693a

The controlled modification of the electronic properties of ZnO nanorods via transition metal doping is reported. A series of ZnO nanorods were synthesized by chemical bath growth with varying Co content from 0 to 20 atomic% in the growth solution. O... Read More about Optical properties and carrier dynamics in Co-doped ZnO nanorods.

Resonance-enhanced charge delocalization in carbazole-oligoyne-oxadiazole conjugates (2020)
Journal Article
Zieleniewska, A., Zhao, X., Bauroth, S., Wang, C., Batsanov, A., Calderson, C., …Guldi, D. (2020). Resonance-enhanced charge delocalization in carbazole-oligoyne-oxadiazole conjugates. Journal of the American Chemical Society, 142(44), 18769-18781. https://doi.org/10.1021/jacs.0c04003

There are notably few literature reports of electron donor-acceptor oligoynes although they offer unique opportunities for studying charge transport through ‘all-carbon’ molecular bridges. In this context, the current study focuses on a series of car... Read More about Resonance-enhanced charge delocalization in carbazole-oligoyne-oxadiazole conjugates.

Synthesis, structure, photophysical and chiroptical properties of dinuclear rhenium complexes with a bridging helicene‐bis‐bipyridine ligand (2020)
Journal Article
Crassous, J., Saleh, N., Kundu, D., Vanthuyne, N., Olesiak, J., Pniakowska, A., …Autschbach, J. (2020). Synthesis, structure, photophysical and chiroptical properties of dinuclear rhenium complexes with a bridging helicene‐bis‐bipyridine ligand. ChemPlusChem, 85(11), 2446-2454. https://doi.org/10.1002/cplu.202000559

By attaching pyridine groups to a diaza[6]helicene, a helical, bis‐ditopic, bis‐N^N‐coordinating ligand can be accessed. Dinuclear rhenium complexes featuring this bridging ligand, of the form [{Re(CO)3Cl}2(N^N–N^N)], have been prepared and resolved... Read More about Synthesis, structure, photophysical and chiroptical properties of dinuclear rhenium complexes with a bridging helicene‐bis‐bipyridine ligand.

Dual emission in purely organic materials for optoelectronic applications (2020)
Journal Article
Kukhta, N. A., & Bryce, M. R. (2021). Dual emission in purely organic materials for optoelectronic applications. Materials Horizons, 8(1), 33-55. https://doi.org/10.1039/d0mh01316a

Purely organic molecules, which emit light by dual emissive (DE) pathways, have received increased attention in the last decade. These materials are now being utilized in practical optoelectronic, sensing and biomedical applications. In order to furt... Read More about Dual emission in purely organic materials for optoelectronic applications.

Benzannulation via the use of 1,2,4-triazines extends aromatic system of cyclometallated Pt(II) complexes to achieve candle light electroluminescence (2020)
Journal Article
Pander, P., Turnbull, G., Zaytsev, A. V., Dias, F. B., & Kozhevnikov, V. N. (2021). Benzannulation via the use of 1,2,4-triazines extends aromatic system of cyclometallated Pt(II) complexes to achieve candle light electroluminescence. Dyes and Pigments, 184, Article 108857. https://doi.org/10.1016/j.dyepig.2020.108857

This work describes an application of 1,2,4-triazine methodology for the synthesis of novel cyclometallated Pt (II) complexes of C^N type. It is shown that addition of a cyclopenteno unit into the complex structure not only facilitates the fabricatio... Read More about Benzannulation via the use of 1,2,4-triazines extends aromatic system of cyclometallated Pt(II) complexes to achieve candle light electroluminescence.

Efficient UV Luminescence from Organic-Based Tamm Plasmon Structures Emitting in the Strong Coupling Regime (2020)
Journal Article
Morozov, K. M., Ivanov, K. A., Belonovski, A. V., Girshova, E. I., Pereira, D. D. S., Menelaou, C., …Kaliteevski, M. A. (2020). Efficient UV Luminescence from Organic-Based Tamm Plasmon Structures Emitting in the Strong Coupling Regime. Journal of Physical Chemistry C, 124(39), 21656-21663. https://doi.org/10.1021/acs.jpcc.0c05091

Excitons in organic semiconductors possessing a large oscillator strength demonstrate strong coupling with cavity modes at room temperature. A large Stokes shift in some organic semiconductors enriches and complicates the picture of the emission in s... Read More about Efficient UV Luminescence from Organic-Based Tamm Plasmon Structures Emitting in the Strong Coupling Regime.

Electronic conductance and thermopower of single-molecule junctions of oligo(phenyleneethynylene) derivatives (2020)
Journal Article
Dekkiche, H., Gemma, A., Tabatabaei, F., Batsanov, A. S., Niehaus, T., Gotsmann, B., & Bryce, M. R. (2020). Electronic conductance and thermopower of single-molecule junctions of oligo(phenyleneethynylene) derivatives. Nanoscale, 12(36), 18908-18917. https://doi.org/10.1039/d0nr04413j

We report the synthesis and the single-molecule transport properties of three new oligo(phenyleneethynylene) (OPE3) derivatives possessing terminal dihydrobenzo[b]thiophene (DHBT) anchoring groups and various core substituents (phenylene, 2,5-dimetho... Read More about Electronic conductance and thermopower of single-molecule junctions of oligo(phenyleneethynylene) derivatives.

Enhanced lifetime of Organic Photovoltaic diodes achieved by blending with PMMA: Impact of morphology and Donor:Acceptor combination (2020)
Journal Article
Nieto-Díaz, B. A., Pearson, C., Al-Busaidi, Z., Bowen, L., Petty, M. C., & Groves, C. (2021). Enhanced lifetime of Organic Photovoltaic diodes achieved by blending with PMMA: Impact of morphology and Donor:Acceptor combination. Solar Energy Materials and Solar Cells, 219, Article 110765. https://doi.org/10.1016/j.solmat.2020.110765

In order to realise the potential of organic photovoltaic devices (OPVs) to provide cheap, scalable access to renewable energy, it is necessary to improve their lifetime and cost of encapsulation. The aim of this work is to achieve these aims by blen... Read More about Enhanced lifetime of Organic Photovoltaic diodes achieved by blending with PMMA: Impact of morphology and Donor:Acceptor combination.

The Admiral, the Virgin, and the Spectrometer: Observations on the Coëtivy Hours (Dublin, Chester Beatty Library, W082) (2020)
Journal Article
Gameson, R., Nicholson, C., & Beeby, A. (2020). The Admiral, the Virgin, and the Spectrometer: Observations on the Coëtivy Hours (Dublin, Chester Beatty Library, W082). Gesta, 59(2), 203-231. https://doi.org/10.1086/710024

This article examines the nature and implications of the extensive Marian texts and imagery in the mid-fifteenth-century Parisian Coëtivy Hours (Dublin, Chester Beatty Library, MS W082), and reports the findings from scientific investigation of the i... Read More about The Admiral, the Virgin, and the Spectrometer: Observations on the Coëtivy Hours (Dublin, Chester Beatty Library, W082).

Control of Porphyrin Planarity and Aggregation by Covalent Capping: Bissilyloxy Porphyrin Silanes (2020)
Journal Article
Hussein, B., Shakeel, Z., Turley, A., Bismillah, A., Wolfstadt, K., Pia, J., …Adler, M. (2020). Control of Porphyrin Planarity and Aggregation by Covalent Capping: Bissilyloxy Porphyrin Silanes. Inorganic Chemistry, 59(18), 13533-13541. https://doi.org/10.1021/acs.inorgchem.0c01891

Porphyrins are cornerstone functional materials that are useful in a wide variety of settings, ranging from molecular electronics to biology and medicine. Their applications are often hindered, however, by poor solubilities that result from their ext... Read More about Control of Porphyrin Planarity and Aggregation by Covalent Capping: Bissilyloxy Porphyrin Silanes.

Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 2: crystallinity and supra molecular structure (2020)
Journal Article
Bucknall, C., Altstädt, V., Auhl, D., Buckley, P., Dijkstra, D., Galeski, A., …Wu, J. J. (2020). Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 2: crystallinity and supra molecular structure. Pure and Applied Chemistry, 92(9), 1485-1501. https://doi.org/10.1515/pac-2019-0403

Test methods including OM, SEM, TEM, DSC, SAXS, WAXS, and IR were used to characterise supra-molecular structure in three batches of polyethylene (PE), which had weight-average relative molar masses ¯¯¯¯ M w of approximately 0.6 × 106, 5 × 106, and 9... Read More about Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 2: crystallinity and supra molecular structure.

Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 3: deformation, wear and fracture (2020)
Journal Article
Bucknall, C., Altstädt, V., Auhl, D., Buckley, P., Dijkstra, D., Galeski, A., …Wu, J. J. (2020). Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 3: deformation, wear and fracture. Pure and Applied Chemistry, 92(9), 1503-1519. https://doi.org/10.1515/pac-2019-0406

Three grades of polyethylene, with weight-average relative molar masses, ¯¯¯¯ M W , of approximately 0.6 × 106, 5 × 106, and 9 × 106, were supplied as compression mouldings by a leading manufacturer of ultra-high molecular weight polyethylene (UHMWPE... Read More about Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 3: deformation, wear and fracture.

Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 4: sporadic fatigue crack propagation (2020)
Journal Article
Bucknall, C., Altstädt, V., Auhl, D., Buckley, P., Dijkstra, D., Galeski, A., …Wu, J. J. (2020). Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 4: sporadic fatigue crack propagation. Pure and Applied Chemistry, 92(9), 1521-1536. https://doi.org/10.1515/pac-2019-0408

Fatigue tests were carried out on compression mouldings supplied by a leading polymer manufacturer. They were made from three batches of ultra-high molecular weight polyethylene (UHMWPE) with weight-average relative molar masses, ¯¯¯¯ M W, of about 0... Read More about Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 4: sporadic fatigue crack propagation.

Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 1: characterizing molecular weight (2020)
Journal Article
Bucknall, C., Altstädt, V., Auhl, D., Buckley, P., Dijkstra, D., Galeski, A., …Wu, J. J. (2020). Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 1: characterizing molecular weight. Pure and Applied Chemistry, 92(9), 1469-1483. https://doi.org/10.1515/pac-2019-0405

The aim of this project was to study the efficacy of current methods of quality control and quality assurance for ultra-high molecular weight polyethylene (UHMWPE) products, and find improvements where possible. Intrinsic viscosity (IV) tests were pe... Read More about Structure, processing and performance of ultra-high molecular weight polyethylene (IUPAC Technical Report). Part 1: characterizing molecular weight.

Deep-Red Luminescence from Platinum(II) Complexes of N^N–^N-Amido Ligands with Benzannulated N-Heterocyclic Donor Arms (2020)
Journal Article
Mandapati, P., Braun, J. D., Lozada, I. B., Williams, J. G., & Herbert, D. E. (2020). Deep-Red Luminescence from Platinum(II) Complexes of N^N–^N-Amido Ligands with Benzannulated N-Heterocyclic Donor Arms. Inorganic Chemistry, 59(17), 12504-12517. https://doi.org/10.1021/acs.inorgchem.0c01584

A synthetic methodology for accessing narrow-band, deep-red phosphorescence from mononuclear Pt(II) complexes is presented. These charge-neutral complexes have the general structure (N^N–^N)PtCl, in which the Pt(II) centers are supported by benzannul... Read More about Deep-Red Luminescence from Platinum(II) Complexes of N^N–^N-Amido Ligands with Benzannulated N-Heterocyclic Donor Arms.

Microscopic Analysis of Interdiffusion and Void Formation in CdTe(1–x)Sex and CdTe Layers (2020)
Journal Article
Baines, T., Bowen, L., Mendis, B. G., & Major, J. D. (2020). Microscopic Analysis of Interdiffusion and Void Formation in CdTe(1–x)Sex and CdTe Layers. ACS Applied Materials and Interfaces, 12(34), 38070-38075. https://doi.org/10.1021/acsami.0c09381

The use of CdSe layers has recently emerged as a route to improving CdTe photovoltaics through the formation of a CdTe(1–x)Sex (CST) phase. However, the extent of the Se diffusion and the influence it has on the CdTe grain structure has not been wide... Read More about Microscopic Analysis of Interdiffusion and Void Formation in CdTe(1–x)Sex and CdTe Layers.

Photophysics of TADF guest-host systems: introducing the idea of hosting potential (2020)
Journal Article
Stavrou, K., Gomes Franca, L., & Monkman, A. P. (2020). Photophysics of TADF guest-host systems: introducing the idea of hosting potential. ACS Applied Electronic Materials, 2(9), 2868-2881. https://doi.org/10.1021/acsaelm.0c00514

The thermally activated delayed fluorescence (TADF) donor-acceptor (D-A) molecule, DMAC-TRZ, is used as a TADF emitter ‘probe’ to distinguish the environmental effects of a range of solid state host materials in guest-host systems. Using the guest’s... Read More about Photophysics of TADF guest-host systems: introducing the idea of hosting potential.

Navigating CIE Space for Efficient TADF Downconversion WOLEDs (2020)
Journal Article
Aksoy, E., Danos, A., Varlikli, C., & Monkman, A. P. (2020). Navigating CIE Space for Efficient TADF Downconversion WOLEDs. Dyes and Pigments, 183, Article 108707. https://doi.org/10.1016/j.dyepig.2020.108707

High efficiency orange and green emitting perylene dyes have been synthesised and dispersed in an inert polymer host to form an optical downconversion layer. To avoid dye aggregation and allow controlled colour tuning, this layer was deposited in mul... Read More about Navigating CIE Space for Efficient TADF Downconversion WOLEDs.

Supramolecular oligourethane gel as a highly selective fluorescent “on–off–on” sensor for ions (2020)
Journal Article
Feng, Y., Jiang, N., Zhu, D., Su, Z., & Bryce, M. R. (2020). Supramolecular oligourethane gel as a highly selective fluorescent “on–off–on” sensor for ions. Journal of Materials Chemistry C Materials for optical and electronic devices, 8(33), 11540-11545. https://doi.org/10.1039/d0tc02381g

Stimuli-responsive supramolecular gels (SRSGs) are an important class of smart materials. It is of practical importance to develop an SRSG which can both detect and remove toxic metal ions. We have designed and synthesized an aggregation induced emis... Read More about Supramolecular oligourethane gel as a highly selective fluorescent “on–off–on” sensor for ions.