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Journal Articles

Reproducible domain wall pinning by linear non-topographic features in a ferromagnetic nanowire

M. A. Basith, S. McVitie, D. McGrouther, J. N. Chapman
Journal: Applied Physics Letters
Appl. Phys. Lett. 100, 232402 (2012)
https://doi.org/10.1063/1.4724210
Published: June 2012
View article titled, Reproducible domain wall pinning by linear non-topographic features in a ferromagnetic nanowire
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Journal Articles

Direct comparison of domain wall behavior in permalloy nanowires patterned by electron beam lithography and focused ion beam milling

M. A. Basith, S. McVitie, D. McGrouther, J. N. Chapman, J. M. R. Weaver
Journal: Journal of Applied Physics
J. Appl. Phys. 110, 083904 (2011)
https://doi.org/10.1063/1.3642966
Published: October 2011
View article titled, Direct comparison of domain wall behavior in permalloy nanowires patterned by electron beam lithography and focused ion beam milling
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Journal Articles

Measurement of the attempt frequency in antiferromagnets

G. Vallejo-Fernandez, N. P. Aley, J. N. Chapman, K. O’Grady
Journal: Applied Physics Letters
Appl. Phys. Lett. 97, 222505 (2010)
https://doi.org/10.1063/1.3522887
Published: December 2010
View article titled, Measurement of the attempt frequency in antiferromagnets
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Journal Articles

Thermal stability of exchange bias nanostructures

G. Vallejo-Fernandez, J. N. Chapman
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 107, 09D704 (2010)
https://doi.org/10.1063/1.3340451
Published: April 2010
View article titled, Thermal stability of exchange bias nanostructures
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Journal Articles

Understanding the role of tunneling barriers in organic spin valves by hard x-ray photoelectron spectroscopy

F. Borgatti, I. Bergenti, F. Bona, V. Dediu, A. Fondacaro, S. Huotari, G. Monaco, D. A. MacLaren, J. N. Chapman, G. Panaccione
Journal: Applied Physics Letters
Appl. Phys. Lett. 96, 043306 (2010)
https://doi.org/10.1063/1.3285179
Published: January 2010
View article titled, Understanding the role of tunneling barriers in organic spin valves by hard x-ray photoelectron spectroscopy
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Journal Articles

Microstructural compositional, and optical characterization of GaN grown by metal organic vapor phase epitaxy on ZnO epilayers

D. J. Rogers, F. Hosseini Teherani, T. Moudakir, S. Gautier, F. Jomard, M. Molinari, M. Troyon, D. McGrouther, J. N. Chapman, M. Razeghi, A. Ougazzaden
Journal: Journal of Vacuum Science & Technology B
J. Vac. Sci. Technol. B 27, 1655–1657 (2009)
https://doi.org/10.1116/1.3137967
Published: May 2009
View article titled, Microstructural compositional, and optical characterization of GaN grown by metal organic vapor phase epitaxy on ZnO epilayers
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Journal Articles

Structural and magnetic properties of magnetron sputtered Co 70 Fe 30 films on GaAs(110)

A. T. Hindmarch, A. K. Suszka, M. MacKenzie, J. N. Chapman, M. Henini, D. Taylor, B. J. Hickey, C. H. Marrows
Journal: Journal of Applied Physics
J. Appl. Phys. 105, 073907 (2009)
https://doi.org/10.1063/1.3093875
Published: April 2009
View article titled, Structural and magnetic properties of magnetron sputtered Co 70 Fe 30 films on GaAs(110)
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Journal Articles

Direct observation of changes to domain wall structures in magnetic nanowires of varying width

K. J. O’Shea, S. McVitie, J. N. Chapman, J. M. R. Weaver
Journal: Applied Physics Letters
Appl. Phys. Lett. 93, 202505 (2008)
https://doi.org/10.1063/1.3023048
Published: November 2008
View article titled, Direct observation of changes to domain wall structures in magnetic nanowires of varying width
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Journal Articles

Origins of ferromagnetism in transition-metal doped Si

V. Ko, K. L. Teo, T. Liew, T. C. Chong, M. MacKenzie, I MacLaren, J. N. Chapman
Journal: Journal of Applied Physics
J. Appl. Phys. 104, 033912 (2008)
https://doi.org/10.1063/1.2963485
Published: August 2008
View article titled, Origins of ferromagnetism in transition-metal doped Si
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Journal Articles

Magnetization processes in single-layer and laminated CoFe films patterned into multiscale elements with write-head-like geometries

X. Kong, S. McVitie, J. N. Chapman, J. M. R. Weaver, D. O. O’Donnell, A. B. Johnston
Journal: Journal of Applied Physics
J. Appl. Phys. 104, 013925 (2008)
https://doi.org/10.1063/1.2952068
Published: July 2008
View article titled, Magnetization processes in single-layer and laminated CoFe films patterned into multiscale elements with write-head-like geometries
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Journal Articles

Direct observation of domain wall structures in curved permalloy wires containing an antinotch

C. W. Sandweg, N. Wiese, D. McGrouther, S. J. Hermsdoerfer, H. Schultheiss, B. Leven, S. McVitie, B. Hillebrands, J. N. Chapman
Journal: Journal of Applied Physics
J. Appl. Phys. 103, 093906 (2008)
https://doi.org/10.1063/1.2913318
Published: May 2008
View article titled, Direct observation of domain wall structures in curved permalloy wires containing an antinotch
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Journal Articles

Easy axis magnetization reversal in cobalt antidot arrays

E. Mengotti, L. J. Heyderman, F. Nolting, B. R. Craig, J. N. Chapman, L. Lopez-Diaz, R. J. Matelon, U. G. Volkmann, M. Kläui, U. Rüdiger, C. A. F. Vaz, J. A. C. Bland
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 103, 07D509 (2008)
https://doi.org/10.1063/1.2829006
Published: January 2008
View article titled, Easy axis magnetization reversal in cobalt antidot arrays
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Journal Articles

Use of ZnO thin films as sacrificial templates for metal organic vapor phase epitaxy and chemical lift-off of GaN

D. J. Rogers, F. Hosseini Teherani, A. Ougazzaden, S. Gautier, L. Divay, A. Lusson, O. Durand, F. Wyczisk, G. Garry, T. Monteiro, M. R. Correira, M. Peres, A. Neves, D. McGrouther, J. N. Chapman, M. Razeghi
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 071120 (2007)
https://doi.org/10.1063/1.2770655
Published: August 2007
View article titled, Use of ZnO thin films as sacrificial templates for metal organic vapor phase epitaxy and chemical lift-off of GaN
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Journal Articles

Controlled domain wall injection into ferromagnetic nanowires from an optimized pad geometry

D. McGrouther, S. McVitie, J. N. Chapman, A. Gentils
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 022506 (2007)
https://doi.org/10.1063/1.2753541
Published: July 2007
View article titled, Controlled domain wall injection into ferromagnetic nanowires from an optimized pad geometry
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Journal Articles

Micromagnetic reversal behavior of multiscale permalloy elements

B. R. Craig, S. McVitie, J. N. Chapman, D. O. O’Donnell, A. B. Johnston
Journal: Journal of Applied Physics
J. Appl. Phys. 102, 013911 (2007)
https://doi.org/10.1063/1.2752151
Published: July 2007
View article titled, Micromagnetic reversal behavior of multiscale permalloy elements
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Journal Articles

Investigation of the origin of the decrease in exchange biasing in Ga + ion irradiated Co Fe ∕ Ir Mn films

Y. G. Wang, D. McGrouther, S. McVitie, M. MacKenzie, J. N. Chapman
Journal: Journal of Applied Physics
J. Appl. Phys. 100, 073901 (2006)
https://doi.org/10.1063/1.2354591
Published: October 2006
View article titled, Investigation of the origin of the decrease in exchange biasing in Ga + ion irradiated Co Fe ∕ Ir Mn films
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Journal Articles

Transmission electron microscopy study of CoFe films with high saturation magnetization

B. R. Craig, S. McVitie, J. N. Chapman, A. B. Johnston, D. O. O’Donnell
Journal: Journal of Applied Physics
J. Appl. Phys. 100, 053915 (2006)
https://doi.org/10.1063/1.2337783
Published: September 2006
View article titled, Transmission electron microscopy study of CoFe films with high saturation magnetization
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Journal Articles

Lorentz microscopy studies of domain wall trap structures

C. Brownlie, S. McVitie, J. N. Chapman, C. D. W. Wilkinson
Journal: Journal of Applied Physics
J. Appl. Phys. 100, 033902 (2006)
https://doi.org/10.1063/1.2227263
Published: August 2006
View article titled, Lorentz microscopy studies of domain wall trap structures
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Journal Articles

Double-barrier magnetic tunnel junctions with GeSbTe thermal barriers for improved thermally assisted magnetoresistive random access memory cells

S. Cardoso, R. Ferreira, F. Silva, P. P. Freitas, L. V. Melo, R. C. Sousa, O. Redon, M. MacKenzie, J. N. Chapman
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 99, 08N901 (2006)
https://doi.org/10.1063/1.2162813
Published: April 2006
View article titled, Double-barrier magnetic tunnel junctions with GeSbTe thermal barriers for improved thermally assisted magnetoresistive random access memory cells
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Journal Articles

Variation of domain-wall structures and magnetization ripple spectra in permalloy films with controlled uniaxial anisotropy

A. Gentils, J. N. Chapman, G. Xiong, R. P. Cowburn
Journal: Journal of Applied Physics
J. Appl. Phys. 98, 053905 (2005)
https://doi.org/10.1063/1.2033152
Published: September 2005
View article titled, Variation of domain-wall structures and magnetization ripple spectra in permalloy films with controlled uniaxial anisotropy
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