Dr Sam McFadzean
- Technical Manager, Honorary Research Fellow (School of Physics & Astronomy)
telephone:
01413306397
email:
Sam.McFadzean@glasgow.ac.uk
R315a Level 3, Physics & Astronomy, Kelvin Building, Glasgow G12 8QQ
Publications
2024
Stroud, R. M. et al. (2024) Electron microscopy observations of the diversity of Ryugu organic matter and its relationship to minerals at the micro- to nano-scale. Meteoritics and Planetary Science, (doi: 10.1111/maps.14128) (Early Online Publication)
2023
Noguchi, T. et al. (2023) Mineralogy and petrology of fine‐grained samples recovered from the asteroid (162173) Ryugu. Meteoritics and Planetary Science, (doi: 10.1111/maps.14093) (Early Online Publication)
2022
Daly, L. et al. (2022) The Rarity of Space Weathered Grains from Ryugu: Regolith Abrasion? 85th Annual Meeting of The Meteoritical Society, Glasgow, 14-19 August 2022.
Lee, M. et al. (2022) Post-Hydration Compaction of Ryugu from Matrix Petrofabrics. In: 53rd Lunar and Planetary Science Conference, Houston, TX, USA, 7–11 March 2022, p. 2203.
2020
MacLaren, I. et al. (2020) A comparison of a direct electron detector and a high-speed video camera for a scanning precession electron diffraction phase and orientation mapping. Microscopy and Microanalysis, 26(6), pp. 1110-1116. (doi: 10.1017/S1431927620024411) (PMID:32867871)
Webster, R.W.H., Craven, A.J., Schaffer, B., McFadzean, S., MacLaren, I. and MacLaren, D.A. (2020) Correction of EELS dispersion non-uniformities for improved chemical shift analysis. Ultramicroscopy, 217, 113069. (doi: 10.1016/j.ultramic.2020.113069)
Fallon, K. et al. (2020) Controlled individual skyrmion nucleation at artificial defects formed by ion irradiation. Small, 16(13), 1907450. (doi: 10.1002/smll.201907450)
Daly, L. , Lee, M. , Bagot, P.A., Halpin, J., Smith, W., McFadzean, S., O'Brien, A.C., Griffin, S. and Cohen, B.E. (2020) Exploring Mars at the nanoscale: applications of transmission electron microscopy and atom probe tomography in planetary exploration. IOP Conference Series: Materials Science and Engineering, 891, 012008. (doi: 10.1088/1757-899X/891/1/012008)
2019
Daly, L. et al. (2019) Combining Focused Ion Beam and Synchrotron Tomography to Identify Fluid Pathways in Heated CM Chondrites with Implications for Ryugu and Bennu. 82nd Annual Meeting of the Meteoritical Society, Sapporo, Japan, 7-12 Jul 2019.
Daly, L. , Lee, M.R. , Bagot, P., Halpin, J., Smith, W., McFadzean, S., O'Brien, A.C., Griffin, S. and Cohen, B.E. (2019) Exploring Mars at the Nanoscale: Applications of Transmission Electron Microscopy and Atom Probe Tomography in Planetary Exploration. 16th European Workshop on Modern Developments and Applications in Microbeam Analysis (EMAS2019), Trondheim, Norway, 19-23 May 2019.
Daly, L. , Lee, M.R. , Bagot, P.A.J., Hallis, L.J. , Halpin, J., Smith, W. and McFadzean, S. (2019) Insights into Martian Fluid-Rock Reactions by Atom Probe Tomogrpahy of the Interface Between Nakhlite Olivine and Iddingsite. 50th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 18-22 March 2018.
MacLaren, I. , Cummings, R. B., Gordon, F., Frutos-Myro, E., McFadzean, S., Brown, A. P. and Craven, A. J. (2019) Performing EELS at higher energy losses at both 80 and 200 kV. In: Hawkes, P. W. and Hÿtch, M. (eds.) Advances in Imaging and Electron Physics. Volume 210. Academic Press: London, pp. 299-355. ISBN 9780128171837 (doi: 10.1016/bs.aiep.2019.02.001)
2018
McVitie, S. et al. (2018) A transmission electron microscope study of Néel skyrmion magnetic textures in multilayer thin film systems with large interfacial chiral interaction. Scientific Reports, 8, 5703. (doi: 10.1038/s41598-018-23799-0) (PMID:29632330) (PMCID:PMC5890272)
Daly, L. , Cohen, B.E. , Halpin, J., Lee, M.R. , Hallis, L.J. , Smith, W. and McFadzean, S. (2018) Porosity Variations Between Fine Grained Rims and Matrix in a CM Chondrite by 3D Serial Sectioning. 49th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 19-23 March 2018.
2017
Zeissler, K. et al. (2017) Pinning and hysteresis in the field dependent diameter evolution of skyrmions in Pt/Co/Ir superlattice stacks. Scientific Reports, 7, 15125. (doi: 10.1038/s41598-017-15262-3) (PMID:29123144) (PMCID:PMC5680206)
Craven, A. J., Sawada, H., McFadzean, S. and MacLaren, I. (2017) Getting the most out of a post-column EELS spectrometer on a TEM/STEM by optimising the optical coupling. Ultramicroscopy, 180, pp. 66-80. (doi: 10.1016/j.ultramic.2017.03.017) (PMID:28377214)
2016
McGrouther, D. , Lamb, R.J., Krajnak, M., McFadzean, S., McVitie, S. , Stamps, R.L. , Leonov, A.O., Bogdanov, A.N. and Togawa, Y. (2016) Internal structure of hexagonal skyrmion lattices in cubic helimagnets. New Journal of Physics, 18, 095004. (doi: 10.1088/1367-2630/18/9/095004)
2015
Paterson, G.W. , Goncalves, F.J.T., McFadzean, S., O'Reilly, S., Bowman, R. and Stamps, R.L. (2015) Magnetic characteristics of a high-layer-number NiFe/FeMn multilayer. Journal of Applied Physics, 118(20), 203903. (doi: 10.1063/1.4936199)
McVitie, S. , McGrouther, D. , McFadzean, S., MacLaren, D. A. , O'Shea, K. J. and Benitez Romero, M. J. (2015) Aberration corrected Lorentz scanning transmission electron microscopy. Ultramicroscopy, 152, pp. 57-62. (doi: 10.1016/j.ultramic.2015.01.003) (PMID:25677688)
Benitez Romero, M. J., Basith, M., Lamb, R.J., McGrouther, D. , McFadzean, S., MacLaren, D. , Hrabec, A., Marrows, C.H. and McVitie, S. (2015) Engineering magnetic domain-wall structure in Permalloy nanowires. Physical Review Applied, 3(3), 034008. (doi: 10.1103/PhysRevApplied.3.034008)
2014
McGrouther, D. , Benitez Romero, M. J., McFadzean, S. and McVitie, S. (2014) Development of aberration corrected differential phase contrast (DPC) STEM. JEOL News, 49(1),
2008
Scott, J. , Thomas, P.J., MacKenzie, M., McFadzean, S., Wilbrink, J., Craven, A.J. and Nicholson, W.A.P. (2008) Near-simultaneous dual energy range EELS spectrum imaging. Ultramicroscopy, 108(12), pp. 1586-1594. (doi: 10.1016/j.ultramic.2008.05.006)
Docherty, F.T. , MacKenzie, M., Craven, A.J., McComb, D.W., De Gendt, S., McFadzean, S. and McGilvery, C.M. (2008) A nanoanalytical investigation of elemental distributions in high-k dielectric gate stacks on silicon. Microelectronic Engineering, 85(1), pp. 61-64. (doi: 10.1016/j.mee.2007.03.001)
McGilvery, C.M., McFadzean, S., MacKenzie, M., Docherty, F.T. , Craven, A.J., McComb, D.W. and De Gendt, S. (2008) Nucleation, crystallisation and phase segregation in HfO2 and HfSiO. In: Cullis, A.G. and Midgley, P.A. (eds.) Microscopy of Semiconducting Materials: Proceedings of the 15th Conference, 2-5 April 2007, Cambridge, UK. Series: Springer proceedings in physics, 5 (120). Springer Netherlands, pp. 325-328. ISBN 9781402086144 (doi: 10.1007/978-1-4020-8615-1_71)
2007
MacKenzie, M., Craven, A.J., McComb, D.W., De Gendt, S., Docherty, F.T. , McGilvery, C.M. and McFadzean, S. (2007) Advanced nanoanalysis of a Hf-based high-k dielectric stack prior to activation. Electrochemical and Solid State Letters, 10(6), G33-G35. (doi: 10.1149/1.2718399)
2006
Thomas, P., Scott, J. , MacKenzie, M., McFadzean, S., Wilbrink, J. and Craven, A. (2006) Near-simultaneous core- and low-loss EELS spectrum-imaging in the STEM using a fast beam switch. Microscopy and Microanalysis, 12(S02), pp. 1362-1363. (doi: 10.1017/S1431927606065512)
2004
MacKenzie, M., Craven, A.J., Mccomb, D.W., Hamilton, D.A. and McFadzean, S. (2004) Spectrum imaging of high-k dielectric stacks. In: Institute of Physics Electron Microscopy and Analysis Group Conference, Oxford, UK, 3 -5 Sep 2003, pp. 299-302.
Articles
Stroud, R. M. et al. (2024) Electron microscopy observations of the diversity of Ryugu organic matter and its relationship to minerals at the micro- to nano-scale. Meteoritics and Planetary Science, (doi: 10.1111/maps.14128) (Early Online Publication)
Noguchi, T. et al. (2023) Mineralogy and petrology of fine‐grained samples recovered from the asteroid (162173) Ryugu. Meteoritics and Planetary Science, (doi: 10.1111/maps.14093) (Early Online Publication)
MacLaren, I. et al. (2020) A comparison of a direct electron detector and a high-speed video camera for a scanning precession electron diffraction phase and orientation mapping. Microscopy and Microanalysis, 26(6), pp. 1110-1116. (doi: 10.1017/S1431927620024411) (PMID:32867871)
Webster, R.W.H., Craven, A.J., Schaffer, B., McFadzean, S., MacLaren, I. and MacLaren, D.A. (2020) Correction of EELS dispersion non-uniformities for improved chemical shift analysis. Ultramicroscopy, 217, 113069. (doi: 10.1016/j.ultramic.2020.113069)
Fallon, K. et al. (2020) Controlled individual skyrmion nucleation at artificial defects formed by ion irradiation. Small, 16(13), 1907450. (doi: 10.1002/smll.201907450)
Daly, L. , Lee, M. , Bagot, P.A., Halpin, J., Smith, W., McFadzean, S., O'Brien, A.C., Griffin, S. and Cohen, B.E. (2020) Exploring Mars at the nanoscale: applications of transmission electron microscopy and atom probe tomography in planetary exploration. IOP Conference Series: Materials Science and Engineering, 891, 012008. (doi: 10.1088/1757-899X/891/1/012008)
McVitie, S. et al. (2018) A transmission electron microscope study of Néel skyrmion magnetic textures in multilayer thin film systems with large interfacial chiral interaction. Scientific Reports, 8, 5703. (doi: 10.1038/s41598-018-23799-0) (PMID:29632330) (PMCID:PMC5890272)
Zeissler, K. et al. (2017) Pinning and hysteresis in the field dependent diameter evolution of skyrmions in Pt/Co/Ir superlattice stacks. Scientific Reports, 7, 15125. (doi: 10.1038/s41598-017-15262-3) (PMID:29123144) (PMCID:PMC5680206)
Craven, A. J., Sawada, H., McFadzean, S. and MacLaren, I. (2017) Getting the most out of a post-column EELS spectrometer on a TEM/STEM by optimising the optical coupling. Ultramicroscopy, 180, pp. 66-80. (doi: 10.1016/j.ultramic.2017.03.017) (PMID:28377214)
McGrouther, D. , Lamb, R.J., Krajnak, M., McFadzean, S., McVitie, S. , Stamps, R.L. , Leonov, A.O., Bogdanov, A.N. and Togawa, Y. (2016) Internal structure of hexagonal skyrmion lattices in cubic helimagnets. New Journal of Physics, 18, 095004. (doi: 10.1088/1367-2630/18/9/095004)
Paterson, G.W. , Goncalves, F.J.T., McFadzean, S., O'Reilly, S., Bowman, R. and Stamps, R.L. (2015) Magnetic characteristics of a high-layer-number NiFe/FeMn multilayer. Journal of Applied Physics, 118(20), 203903. (doi: 10.1063/1.4936199)
McVitie, S. , McGrouther, D. , McFadzean, S., MacLaren, D. A. , O'Shea, K. J. and Benitez Romero, M. J. (2015) Aberration corrected Lorentz scanning transmission electron microscopy. Ultramicroscopy, 152, pp. 57-62. (doi: 10.1016/j.ultramic.2015.01.003) (PMID:25677688)
Benitez Romero, M. J., Basith, M., Lamb, R.J., McGrouther, D. , McFadzean, S., MacLaren, D. , Hrabec, A., Marrows, C.H. and McVitie, S. (2015) Engineering magnetic domain-wall structure in Permalloy nanowires. Physical Review Applied, 3(3), 034008. (doi: 10.1103/PhysRevApplied.3.034008)
McGrouther, D. , Benitez Romero, M. J., McFadzean, S. and McVitie, S. (2014) Development of aberration corrected differential phase contrast (DPC) STEM. JEOL News, 49(1),
Scott, J. , Thomas, P.J., MacKenzie, M., McFadzean, S., Wilbrink, J., Craven, A.J. and Nicholson, W.A.P. (2008) Near-simultaneous dual energy range EELS spectrum imaging. Ultramicroscopy, 108(12), pp. 1586-1594. (doi: 10.1016/j.ultramic.2008.05.006)
Docherty, F.T. , MacKenzie, M., Craven, A.J., McComb, D.W., De Gendt, S., McFadzean, S. and McGilvery, C.M. (2008) A nanoanalytical investigation of elemental distributions in high-k dielectric gate stacks on silicon. Microelectronic Engineering, 85(1), pp. 61-64. (doi: 10.1016/j.mee.2007.03.001)
MacKenzie, M., Craven, A.J., McComb, D.W., De Gendt, S., Docherty, F.T. , McGilvery, C.M. and McFadzean, S. (2007) Advanced nanoanalysis of a Hf-based high-k dielectric stack prior to activation. Electrochemical and Solid State Letters, 10(6), G33-G35. (doi: 10.1149/1.2718399)
Thomas, P., Scott, J. , MacKenzie, M., McFadzean, S., Wilbrink, J. and Craven, A. (2006) Near-simultaneous core- and low-loss EELS spectrum-imaging in the STEM using a fast beam switch. Microscopy and Microanalysis, 12(S02), pp. 1362-1363. (doi: 10.1017/S1431927606065512)
Book Sections
MacLaren, I. , Cummings, R. B., Gordon, F., Frutos-Myro, E., McFadzean, S., Brown, A. P. and Craven, A. J. (2019) Performing EELS at higher energy losses at both 80 and 200 kV. In: Hawkes, P. W. and Hÿtch, M. (eds.) Advances in Imaging and Electron Physics. Volume 210. Academic Press: London, pp. 299-355. ISBN 9780128171837 (doi: 10.1016/bs.aiep.2019.02.001)
McGilvery, C.M., McFadzean, S., MacKenzie, M., Docherty, F.T. , Craven, A.J., McComb, D.W. and De Gendt, S. (2008) Nucleation, crystallisation and phase segregation in HfO2 and HfSiO. In: Cullis, A.G. and Midgley, P.A. (eds.) Microscopy of Semiconducting Materials: Proceedings of the 15th Conference, 2-5 April 2007, Cambridge, UK. Series: Springer proceedings in physics, 5 (120). Springer Netherlands, pp. 325-328. ISBN 9781402086144 (doi: 10.1007/978-1-4020-8615-1_71)
Conference or Workshop Item
Daly, L. et al. (2022) The Rarity of Space Weathered Grains from Ryugu: Regolith Abrasion? 85th Annual Meeting of The Meteoritical Society, Glasgow, 14-19 August 2022.
Daly, L. et al. (2019) Combining Focused Ion Beam and Synchrotron Tomography to Identify Fluid Pathways in Heated CM Chondrites with Implications for Ryugu and Bennu. 82nd Annual Meeting of the Meteoritical Society, Sapporo, Japan, 7-12 Jul 2019.
Daly, L. , Lee, M.R. , Bagot, P., Halpin, J., Smith, W., McFadzean, S., O'Brien, A.C., Griffin, S. and Cohen, B.E. (2019) Exploring Mars at the Nanoscale: Applications of Transmission Electron Microscopy and Atom Probe Tomography in Planetary Exploration. 16th European Workshop on Modern Developments and Applications in Microbeam Analysis (EMAS2019), Trondheim, Norway, 19-23 May 2019.
Daly, L. , Lee, M.R. , Bagot, P.A.J., Hallis, L.J. , Halpin, J., Smith, W. and McFadzean, S. (2019) Insights into Martian Fluid-Rock Reactions by Atom Probe Tomogrpahy of the Interface Between Nakhlite Olivine and Iddingsite. 50th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 18-22 March 2018.
Daly, L. , Cohen, B.E. , Halpin, J., Lee, M.R. , Hallis, L.J. , Smith, W. and McFadzean, S. (2018) Porosity Variations Between Fine Grained Rims and Matrix in a CM Chondrite by 3D Serial Sectioning. 49th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 19-23 March 2018.
Conference Proceedings
Lee, M. et al. (2022) Post-Hydration Compaction of Ryugu from Matrix Petrofabrics. In: 53rd Lunar and Planetary Science Conference, Houston, TX, USA, 7–11 March 2022, p. 2203.
MacKenzie, M., Craven, A.J., Mccomb, D.W., Hamilton, D.A. and McFadzean, S. (2004) Spectrum imaging of high-k dielectric stacks. In: Institute of Physics Electron Microscopy and Analysis Group Conference, Oxford, UK, 3 -5 Sep 2003, pp. 299-302.
Research datasets
2020
Webster, R., Craven, A., Schaffer, B., McFadzean, S., MacLaren, I. and MacLaren, D. (2020) Correction of EELS dispersion non-uniformities for improved chemical shift analysis. [Data Collection] (Unpublished)
2018
McVitie, S. , Hughes, S., Fallon, K., McFadzean, S., McGrouther, D. , Krajnak, M., Legrand, W., Maccariello, D., Collin, S., Reyren, N., Cros, V., Fert, A., Zeissler, K. and Marrows, C. H. (2018) A transmission electron microscope study of Néel skyrmion magnetic textures in multilayer thin film systems with large interfacial chiral interaction. [Data Collection]
2016
McGrouther, D. , LAMB, R., Krajnak, M., McFadzean, S., McVitie, S. , Stamps, R. , Leonov, A. O., Bogdanov, A. N. and Togawa, Y. (2016) Internal structure of hexagonal skyrmion lattices in cubic helimagnets. [Data Collection]