Skip to main content

Research Repository

Advanced Search

All Outputs (15)

Subnanometer-Wide Indium Selenide Nanoribbons (2023)
Journal Article
Cull, W. J., Skowron, S. T., Hayter, R., Stoppiello, C. T., Rance, G. A., Biskupek, J., …Khlobystov, A. N. (2023). Subnanometer-Wide Indium Selenide Nanoribbons. ACS Nano, 17(6), 6062-6072. https://doi.org/10.1021/acsnano.3c00670

Indium selenides (InxSey) have been shown to retain several desirable properties, such as ferroelectricity, tunable photoluminescence through temperature-controlled phase changes, and high electron mobility when confined to two dimensions (2D). In th... Read More about Subnanometer-Wide Indium Selenide Nanoribbons.

A self-crosslinking monomer, α-pinene methacrylate: understanding and exploiting hydrogen abstraction (2022)
Journal Article
Monaghan, O. R., Skowron, S. T., Moore, J. C., Pin-Nó, M., Kortsen, K., Atkinson, R. L., …Howdle, S. M. (2022). A self-crosslinking monomer, α-pinene methacrylate: understanding and exploiting hydrogen abstraction. Polymer Chemistry, 13(39), 5557-5567. https://doi.org/10.1039/d2py00878e

Crosslinking is a valuable route to creating new polymeric materials and normally involves introduction of a cross linker or some form of secondary processing. Here we report the discovery and analysis of a self-crosslinking sustainable terpene deriv... Read More about A self-crosslinking monomer, α-pinene methacrylate: understanding and exploiting hydrogen abstraction.

Counting molecules in nano test tubes: a method for determining the activation parameters of thermally driven reactions through direct imaging (2021)
Journal Article
Fung, K. L. Y., Skowron, S. T., Allen, C. S., & Khlobystov, A. N. (2021). Counting molecules in nano test tubes: a method for determining the activation parameters of thermally driven reactions through direct imaging. Chemical Communications, 57(81), 10628-10631. https://doi.org/10.1039/d1cc03827c

A methodology for measuring activation parameters of a thermally driven chemical reaction by direct imaging and counting reactant molecules has been developed. The method combines the use of single walled carbon nanotubes (SWNTs) as a nano test tube,... Read More about Counting molecules in nano test tubes: a method for determining the activation parameters of thermally driven reactions through direct imaging.

Single-molecule imaging and kinetic analysis of intermolecular polyoxometalate reactions (2021)
Journal Article
Jordan, J. W., Fung, K. L. Y., Skowron, S. T., Allen, C. S., Biskupek, J., Newton, G. N., …Khlobystov, A. N. (2021). Single-molecule imaging and kinetic analysis of intermolecular polyoxometalate reactions. Chemical Science, 12(21), 7377-7387. https://doi.org/10.1039/d1sc01874d

We induce and study reactions of polyoxometalate (POM) molecules, [PW12O40]3− (Keggin) and [P2W18O62]6− (Wells–Dawson), at the single-molecule level. Several identical carbon nanotubes aligned side by side within a bundle provided a platform for spat... Read More about Single-molecule imaging and kinetic analysis of intermolecular polyoxometalate reactions.

Direct Imaging of Atomic Permeation Through a Vacancy Defect in the Carbon Lattice (2020)
Journal Article
Cao, K., Skowron, S. T., Stoppiello, C. T., Biskupek, J., Khlobystov, A. N., & Kaiser, U. (2020). Direct Imaging of Atomic Permeation Through a Vacancy Defect in the Carbon Lattice. Angewandte Chemie, 132(51), 23122-23127. https://doi.org/10.1002/ange.202010630

Porous graphene has shown promise as a new generation of selective membrane for sieving atoms, ions and molecules. However, the atomistic mechanisms of permeation through defects in the graphenic lattice are still unclear and remain unobserved in act... Read More about Direct Imaging of Atomic Permeation Through a Vacancy Defect in the Carbon Lattice.

Direct Imaging of Atomic Permeation Through a Vacancy Defect in the Carbon Lattice (2020)
Journal Article
Cao, K., Skowron, S. T., Stoppiello, C. T., Biskupek, J., Khlobystov, A. N., & Kaiser, U. (2020). Direct Imaging of Atomic Permeation Through a Vacancy Defect in the Carbon Lattice. Angewandte Chemie International Edition, 59(51), 22922-22927. https://doi.org/10.1002/anie.202010630

Porous graphene has shown promise as a new generation of selective membrane for sieving atoms, ions and molecules. However, the atomistic mechanisms of permeation through defects in the graphenic lattice are still unclear and remain unobserved in act... Read More about Direct Imaging of Atomic Permeation Through a Vacancy Defect in the Carbon Lattice.

Atomic mechanism of metal crystal nucleus formation in a single-walled carbon nanotube (2020)
Journal Article
Cao, K., Biskupek, J., Stoppiello, C. T., McSweeney, R. L., Chamberlain, T. W., Liu, Z., …Kaiser, U. (2020). Atomic mechanism of metal crystal nucleus formation in a single-walled carbon nanotube. Nature Chemistry, 12, 921–928. https://doi.org/10.1038/s41557-020-0538-9

Knowing how crystals nucleate at the atomic scale is crucial for understanding, and in turn controlling, the structure and properties of a wide variety of materials. However, because of the scale and highly dynamic nature of nuclei, the formation and... Read More about Atomic mechanism of metal crystal nucleus formation in a single-walled carbon nanotube.

Bond Dissociation and Reactivity of HF and H2O in a Nano Test Tube (2020)
Journal Article
Biskupek, J., Skowron, S. T., Stoppiello, C. T., Alom, S., Rance, G. A., Fung, K. L. Y., …Khlobystov, A. N. (2020). Bond Dissociation and Reactivity of HF and H2O in a Nano Test Tube. ACS Nano, https://doi.org/10.1021/acsnano.0c02661

Molecular motion and bond dissociation are two of the most fundamental phenomena underpinning the properties of molecular materials. We entrapped HF and H2O molecules within the fullerene C60 cage, encapsulated within a single-walled carbon nanotube... Read More about Bond Dissociation and Reactivity of HF and H2O in a Nano Test Tube.

Accurate EELS background subtraction – an adaptable method in MATLAB (2020)
Journal Article
Fung, K. L., Fay, M. W., Collins, S. M., Kepaptsoglou, D. M., Skowron, S. T., Ramasse, Q. M., & Khlobystov, A. N. (2020). Accurate EELS background subtraction – an adaptable method in MATLAB. Ultramicroscopy, 217, Article 113052. https://doi.org/10.1016/j.ultramic.2020.113052

Electron energy-loss spectroscopy (EELS) is a technique that can give useful information on elemental composition and bonding environments. However in practice, the complexity of the background contributions, which can arise from multiple sources, ca... Read More about Accurate EELS background subtraction – an adaptable method in MATLAB.

Host–Guest Hybrid Redox Materials Self‐Assembled from Polyoxometalates and Single‐Walled Carbon Nanotubes (2019)
Journal Article
Jordan, J. W., Lowe, G. A., McSweeney, R. L., Stoppiello, C. T., Lodge, R. W., Skowron, S. T., …Khlobystov, A. N. (2019). Host–Guest Hybrid Redox Materials Self‐Assembled from Polyoxometalates and Single‐Walled Carbon Nanotubes. Advanced Materials, 31(41), Article 1904182. https://doi.org/10.1002/adma.201904182

The development of next‐generation molecular‐electronic, electrocatalytic, and energy‐storage systems depends on the availability of robust materials in which molecular charge‐storage sites and conductive hosts are in intimate contact. It is shown he... Read More about Host–Guest Hybrid Redox Materials Self‐Assembled from Polyoxometalates and Single‐Walled Carbon Nanotubes.

Resonant inelastic X-ray scattering of a Ru photosensitizer: Insights from individual ligands to the electronic structure of the complete molecule (2019)
Journal Article
Temperton, R. H., Skowron, S. T., Handrup, K., Gibson, A. J., Nicolaou, A., Jaouen, N., …O’Shea, J. N. (2019). Resonant inelastic X-ray scattering of a Ru photosensitizer: Insights from individual ligands to the electronic structure of the complete molecule. Journal of Chemical Physics, 151(7), 1-9. https://doi.org/10.1063/1.5114692

N 1s Resonant Inelastic X-ray Scattering (RIXS) was used to probe the molecular electronic structure of the ruthenium photosensitizer complex cis-bis(isothiocyanato) bis(2,2′-bipyridyl-4,4′-dicarboxylato) ruthenium(II), known as “N3.” In order to int... Read More about Resonant inelastic X-ray scattering of a Ru photosensitizer: Insights from individual ligands to the electronic structure of the complete molecule.

The effects of encapsulation on damage to molecules by electron radiation (2019)
Journal Article
Skowron, S. T., Roberts, S. L., Khlobystov, A. N., & Besley, E. (2019). The effects of encapsulation on damage to molecules by electron radiation. Micron, 120, 96-103. https://doi.org/10.1016/j.micron.2019.02.007

Encapsulation of materials imaged by high resolution transmission electron microscopy presents a promising route to the reduction of sample degradation, both independently and in combination with other traditional solutions to controlling radiation d... Read More about The effects of encapsulation on damage to molecules by electron radiation.

Chemical Reactions of Molecules Promoted and Simultaneously Imaged by the Electron Beam in Transmission Electron Microscopy (2017)
Journal Article
Skowron, S. T., Chamberlain, T. W., Biskupek, J., Kaiser, U., Besley, E., & Khlobystov, A. N. (2017). Chemical Reactions of Molecules Promoted and Simultaneously Imaged by the Electron Beam in Transmission Electron Microscopy. Accounts of Chemical Research, 50(8), 1797-1807. https://doi.org/10.1021/acs.accounts.7b00078

The main objective of this Account is to assess the challenges of transmission electron microscopy (TEM) of molecules, based on over 15 years of our work in this field, and to outline the opportunities in studying chemical reactions under the electro... Read More about Chemical Reactions of Molecules Promoted and Simultaneously Imaged by the Electron Beam in Transmission Electron Microscopy.

Stop-frame filming and discovery of reactions at the single-molecule level by transmission electron microscopy (2017)
Journal Article
Chamberlain, T. W., Biskupek, J., Skowron, S. T., Markevich, A. V., Kurasch, S., Reimer, O., …Khlobystov, A. N. (2017). Stop-frame filming and discovery of reactions at the single-molecule level by transmission electron microscopy. ACS Nano, 11(3), 2509-2520. https://doi.org/10.1021/acsnano.6b08228

We report an approach – named chemTEM – to follow chemical transformations at the single-molecule level with the electron beam of a transmission electron microscope (TEM) applied as both a tuneable source of energy and a sub-Angstrom imaging probe. D... Read More about Stop-frame filming and discovery of reactions at the single-molecule level by transmission electron microscopy.