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.

Cobalt-Doped ZnO Nanorods Coated with Nanoscale Metal-Organic Framework Shells for Water-Splitting Photoanodes (2020)
Journal Article
Galan Gonzalez, A., Sivan, A. K., Hernández Ferrer, J., Bowen, L., Di Mario, L., Martelli, F., …Atkinson, D. (2020). Cobalt-Doped ZnO Nanorods Coated with Nanoscale Metal-Organic Framework Shells for Water-Splitting Photoanodes. ACS Applied Nano Material, 3(8), 7781-7788. https://doi.org/10.1021/acsanm.0c01325

Developing highly efficient and stable photoelectrochemical (PEC) water splitting electrodes via inexpensive, liquid phase processing is one of the key challenges for the conversion of solar energy into hydrogen for sustainable energy production. ZnO... Read More about Cobalt-Doped ZnO Nanorods Coated with Nanoscale Metal-Organic Framework Shells for Water-Splitting Photoanodes.

Spin current propagation through ultra-thin insulating layers in multilayered ferromagnetic systems (2020)
Journal Article
Swindells, C., Hindmarch, A., Gallant, A., & Atkinson, D. (2020). Spin current propagation through ultra-thin insulating layers in multilayered ferromagnetic systems. Applied Physics Letters, 116(4), Article 042403. https://doi.org/10.1063/1.5119787

Spin current pumping from a ferromagnet through an insulating layer into a heavy metal was studied in a CoFeB/SiO2/Pt system in relation to the thickness and interfacial structure of the insulating layer. The propagation of spin current from the ferr... Read More about Spin current propagation through ultra-thin insulating layers in multilayered ferromagnetic systems.

Controlling the growth of single crystal ZnO nanowires by tuning the atomic layer deposition parameters of the ZnO seed layer (2019)
Journal Article
Galan-Gonzalez, A., Gallant, A., Zeze, D. A., & Atkinson, D. (2019). Controlling the growth of single crystal ZnO nanowires by tuning the atomic layer deposition parameters of the ZnO seed layer. Nanotechnology, 30(30), Article 305602. https://doi.org/10.1088/1361-6528/ab186a

Semiconducting nanowires (NWs) offer exciting prospects for a wide range of technological applications. The translation of NW science into technology requires reliable high quality large volume production. This study provides an in-depth investigatio... Read More about Controlling the growth of single crystal ZnO nanowires by tuning the atomic layer deposition parameters of the ZnO seed layer.

Scattering of spoof surface plasmon polaritons in defect-rich THz waveguides (2019)
Journal Article
Klein, A. K., Basden, A., Hammler, J., Tyas, L., Cooke, M., Balocco, C., …Gallant, A. (2019). Scattering of spoof surface plasmon polaritons in defect-rich THz waveguides. Scientific Reports, 9(1), Article 6288. https://doi.org/10.1038/s41598-019-42412-6

We report on the first observation of ‘Spoof’ Surface Plasmon Polariton (SPP) scattering from surface defects on metal-coated 3D printed, corrugated THz waveguiding surfaces. Surface defects, a result of the printing process, are shown to assist the... Read More about Scattering of spoof surface plasmon polaritons in defect-rich THz waveguides.

Spin transport across the interface in ferromagnetic/nonmagnetic systems (2019)
Journal Article
Swindells, C., Hindmarch, A., Gallant, A., & Atkinson, D. (2019). Spin transport across the interface in ferromagnetic/nonmagnetic systems. Physical Review B, 99(6), Article 064406. https://doi.org/10.1103/physrevb.99.064406

Understanding interfacial spin transport is key to developing magnetoelectonic devices, however, the exact nature of the parameters involved is unclear. Here, we report a detailed ferromagnetic resonance-based spintransport analysis on a variety of s... Read More about Spin transport across the interface in ferromagnetic/nonmagnetic systems.

Ultra-Low-Cost THz Wave Plates Based on High-Contrast Gratings (2018)
Conference Proceeding
Klein, A. K., Hammler, J. M., Balocco, C., & Gallant, A. (2018). Ultra-Low-Cost THz Wave Plates Based on High-Contrast Gratings. . https://doi.org/10.1109/irmmw-thz.2018.8510055

Channel Characterisation at THz Frequencies for High Data Rate Indoor Communications (2018)
Conference Proceeding
Raimundo, X., Hajji, M., Klein, A., Salous, S., Gallant, A., & Balocco, C. (2018). Channel Characterisation at THz Frequencies for High Data Rate Indoor Communications. . https://doi.org/10.1049/cp.2018.0878

Paper-based Optical Components for the THz Region (2018)
Conference Proceeding
Lees, R., Stefanova, P. S., Klein, A. K., Balocco, C., & Gallant, A. J. (2018). Paper-based Optical Components for the THz Region. . https://doi.org/10.1109/irmmw-thz.2018.8510036

Material Characterization with Frequency Domain THz Ellipsometry (2018)
Conference Proceeding
Klein, A. K., Stefanova, P. S., Gallant, A., & Balocco, C. (2018). Material Characterization with Frequency Domain THz Ellipsometry. . https://doi.org/10.1109/irmmw-thz.2018.8510238

Evolutionary Optimisation of THz components (2018)
Conference Proceeding
Fenlon, V., Lees, R., Stefanova, P. S., Klein, A. K., Gallant, A. J., & Balocco, C. (2018). Evolutionary Optimisation of THz components. . https://doi.org/10.1109/irmmw-thz.2018.8510407

Machinable ceramic for high performance and compact THz optical components (2018)
Journal Article
Klein, A. K., Hammler, J., Balocco, C., & Gallant, A. J. (2018). Machinable ceramic for high performance and compact THz optical components. Optical Materials Express, 8(7), 1968-1975. https://doi.org/10.1364/ome.8.001968

The properties of Shapal Hi-M Soft, an aluminum nitride based ceramic, as a material for THz optical components are investigated and compared with other ceramic materials. Shapal is a low-cost and machinable ceramic with a high-refractive index and l... Read More about Machinable ceramic for high performance and compact THz optical components.

Switchable Spoof Surface Plasmon Polariton Slow Light Structures (2016)
Conference Proceeding
Klein, A. K., Zeze, D., Balocco, C., & Gallant, A. (2016). Switchable Spoof Surface Plasmon Polariton Slow Light Structures.

Photonic-Crystal Based Enhancement Of Terahertz Spectroscopy In Microfluidic Cells (2016)
Conference Proceeding
Klein, A. K., Hammler, J. M., Zeze, D., Balocco, C., & Gallant, A. J. (2016). Photonic-Crystal Based Enhancement Of Terahertz Spectroscopy In Microfluidic Cells.

Polymer-based micro-golay cells for THz detection (2016)
Conference Proceeding
Stefanova, P. S., Hammler, J. M., Klein, A. K., Gallant, A. J., & Balocco, C. (2016). Polymer-based micro-golay cells for THz detection. . https://doi.org/10.1109/irmmw-thz.2016.7758964

Quality factor comparison of terahertz cavities formed by photonic crystal slabs (2016)
Conference Proceeding
Klein, A., Zeze, D., Balocco, C., & Gallant, A. (2016). Quality factor comparison of terahertz cavities formed by photonic crystal slabs.

Micro fabricated spoof surface plasmon polariton structures for THz applications (2015)
Conference Proceeding
Klein, A., Pan, Y., Balocco, C., Zeze, D., & Gallant, A. (2015). Micro fabricated spoof surface plasmon polariton structures for THz applications. . https://doi.org/10.1109/irmmw-thz.2015.7327855

Effect of Wood’s Anomalies on the THz Transmission Spectra of Free- Standing Metallic Hole Arrays (2015)
Conference Proceeding
Hill, C., Klein, A., Balocco, C., Wood, D., & Gallant, A. (2015). Effect of Wood’s Anomalies on the THz Transmission Spectra of Free- Standing Metallic Hole Arrays. In 2015 40th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Hong Kong, 2015. https://doi.org/10.1109/irmmw-thz.2015.7327803

A free-standing periodic array of subwavelength rectangular apertures has been designed to exhibit peak transmission which is dominated by localized aperture resonance in the THz region. By varying the incident angle, Wood's anomalies can be introduc... Read More about Effect of Wood’s Anomalies on the THz Transmission Spectra of Free- Standing Metallic Hole Arrays.

Characterisation of Charge Conduction Networks in Poly(3-hexylthiophene)/Polystyrene Blends using Noise Spectroscopy (2014)
Journal Article
Williams, A., Farrar, P., Gallant, A., Atkinson, D., & Groves, C. (2014). Characterisation of Charge Conduction Networks in Poly(3-hexylthiophene)/Polystyrene Blends using Noise Spectroscopy. Journal of Materials Chemistry C Materials for optical and electronic devices, 2(9), 1742-1748. https://doi.org/10.1039/c3tc31849d

1/f noise spectroscopy is used to investigate charge conduction networks within polymer blend space-charge-limited diodes (SCLDs) fabricated from regioregular poly(3-hexylthiophene) (P3HT) and either isotactic-polystyrene (i-PS) or amorphous-polystyr... Read More about Characterisation of Charge Conduction Networks in Poly(3-hexylthiophene)/Polystyrene Blends using Noise Spectroscopy.

Negative refraction and the spectral filtering of terahertz radiation by a photonic crystal prism (2011)
Journal Article
Swift, G., Gallant, A., Kaliteevskaya, N., Kaliteevski, M., Brand, S., Dai, D., …Chamberlain, J. (2011). Negative refraction and the spectral filtering of terahertz radiation by a photonic crystal prism. Optics Letters, 36(9), 1641-1643. https://doi.org/10.1364/ol.36.001641