Profile

Dr Paul Keatley

Publications

_{Copyright Notice: Any articles made available for download are for personal use only. Any other use requires prior permission of the author and the copyright holder.}

_{Copyright Notice: Any articles made available for download are for personal use only. Any other use requires prior permission of the author and the copyright holder.}

| 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 |

2023

• Hunt RG, Franke KJA, Keatley PS, Shepley PM, Rogers M, Moore TA. (2023) Temperature dependence of magnetic anisotropy and domain wall tuning in BaTiO3(111)/CoFeB multiferroics, APL Materials, volume 11, no. 7, DOI:10.1063/5.0157883.
• Khela M, Da Browski M, Khan S, Keatley PS, Verzhbitskiy I, Eda G, Hicken RJ, Kurebayashi H, Santos EJG. (2023) Laser-induced topological spin switching in a 2D van der Waals magnet, Nat Commun, volume 14, no. 1, DOI:10.1038/s41467-023-37082-y. [PDF]

2022

• Da Browski M, Guo S, Strungaru M, Keatley PS, Withers F, Santos EJG, Hicken RJ. (2022) All-optical control of spin in a 2D van der Waals magnet, Nat Commun, volume 13, no. 1, DOI:10.1038/s41467-022-33343-4. [PDF]

2021

• Baber S, Malein RNE, Khatri P, Keatley PS, Guo S, Withers F, Ramsay AJ, Luxmoore IJ. (2021) Excited State Spectroscopy of Boron Vacancy Defects in Hexagonal Boron Nitride Using Time-Resolved Optically Detected Magnetic Resonance, Nano Letters, volume 22, no. 1, pages 461-467, DOI:10.1021/acs.nanolett.1c04366.
• Da̧browski M, Scott JN, Hendren WR, Forbes CM, Frisk A, Burn DM, Newman DG, Sait CRJ, Keatley PS, N’Diaye AT. (2021) Transition Metal Synthetic Ferrimagnets: Tunable Media for All-Optical Switching Driven by Nanoscale Spin Current, Nano Letters, volume 21, no. 21, pages 9210-9216, DOI:10.1021/acs.nanolett.1c03081.
• Dwivedi N, Ott AK, Sasikumar K, Dou C, Yeo RJ, Narayanan B, Sassi U, De Fazio D, Soavi G, Dutta T. (2021) Publisher Correction: Graphene overcoats for ultra-high storage density magnetic media (Nature Communications, (2021), 12, 1, (2854), 10.1038/s41467-021-22687-y), Nature Communications, volume 12, no. 1, DOI:10.1038/s41467-021-23869-4.
• Keatley P, Chatzimpaloglou K, Manago T, Androvitsaneas P, Loughran T, Hicken R, Mihajlović G, Wan L, Choi YS, Katine JA. (2021) Optically detected spin-orbit torque ferromagnetic resonance in an in-plane magnetized ellipse, DOI:10.1063/5.0035582. [PDF]
• Dwivedi N, Ott AK, Sasikumar K, Dou C, Yeo RJ, Narayanan B, Sassi U, Fazio DD, Soavi G, Dutta T. (2021) Graphene overcoats for ultra-high storage density magnetic media, Nature Communications, volume 12, no. 1, article no. 2854, DOI:10.1038/s41467-021-22687-y.
• Newman DG, Dabrowski M, Keatley PS, Li Q, Yang M, Marmion SR, Hickey BJ, Qiu Z-Q, Hicken RJ. (2021) Electrical Detection of DC Spin Current Propagation Through an Epitaxial Antiferromagnetic NiO Layer, IEEE Transactions on Magnetics, volume 57, no. 2, pages 1-5, DOI:10.1109/tmag.2020.3009444.
• Osuna Ruiz D, Keatley PS, Childress JR, Katine JA, Hicken RJ, Hibbins AP, Ogrin FY. (2021) Time-domain imaging of curling modes in a confined magnetic vortex and a micromagnetic study exploring the role of spiral spin waves emitted by the core, Physical Review B, volume 103, no. 6, DOI:10.1103/PhysRevB.103.064408.

2020

• Ruiz DO, Keatley PS, Childress JR, Katine JA, Hicken RJ, Hibbins AP, Ogrin FY. (2020) Time-domain imaging of curling modes in a confined magnetic vortex and a micromagnetic study exploring the role of spiral spin waves emitted by the core, DOI:10.48550/arxiv.2007.02043.
• Lyons TP, Gillard D, Molina-Sánchez A, Misra A, Withers F, Keatley PS, Kozikov A, Taniguchi T, Watanabe K, Novoselov KS. (2020) Interplay between spin proximity effect and charge-dependent exciton dynamics in MoSe2/CrBr3 van der Waals heterostructures, Nat Commun, volume 11, no. 1, DOI:10.1038/s41467-020-19816-4. [PDF]

2019

• Burgos-Parra E, Keatley PS, Sani S, Durrenfeld P, Åkerman J, Hicken RJ. (2019) Time-resolved imaging of magnetization dynamics in double nanocontact spin torque vortex oscillator devices, Physical Review B, volume 100, no. 13, article no. 134439, DOI:10.1103/physrevb.100.134439.
• Keatley P, Glover ER, Tremain B, Hooper I, Hibbins A, Hicken R. (2019) A ferrite-filled cavity resonator for electronic article surveillance on metallic packaging, IEEE Transactions on Magnetics, volume 55, no. 12, article no. 4004110, DOI:10.1109/TMAG.2019.2944589.
• Spicer TM, Durrant CJ, Keatley PS, Kruglyak VV, Chen W, Xiao G, Hicken RJ. (2019) Current-induced picosecond magnetization dynamics in a Ta/CoFeB/MgO hall bar, Journal of Physics D, volume 52, no. 35, DOI:10.1088/1361-6463/ab2693.

2018

• Spicer TM, Keatley PS, Dvornik M, Loughran THJ, Awad AA, Dürrenfeld P, Houshang A, Ranjbar M, Åkerman J, Kruglyak VV. (2018) Time resolved imaging of the non-linear bullet mode within an injection-locked nano-contact spin Hall nano-oscillator, Applied Physics Letters, volume 113, no. 19, DOI:10.1063/1.5047148.
• Loughran THJ, Roth J, Keatley PS, Hendry E, Barnes WL, Hicken RJ, Einsle JF, Amy A, Hendren W, Bowman RM. (2018) Design and fabrication of plasmonic cavities for magneto-optical sensing, AIP Advances, volume 8, no. 5, DOI:10.1063/1.5021538.
• Spicer TM, Keatley PS, Loughran THJ, Dvornik M, Awad AA, Dürrenfeld P, Houshang A, Ranjbar M, Åkerman J, Kruglyak VV. (2018) Spatial mapping of torques within a spin Hall nano-oscillator, Physical Review B, volume 98, no. 21, DOI:10.1103/physrevb.98.214438.
• Loughran THJ, Keatley PS, Hendry E, Barnes WL, Hicken RJ. (2018) Enhancing the magneto-optical Kerr effect through the use of a plasmonic antenna, Opt Express, volume 26, no. 4, pages 4738-4750, DOI:10.1364/OE.26.004738. [PDF]

2017

• Bukin N, Burgos-Parra EO, McKeever CJ, Keatley PS, Hicken RJ, Kruglyak VV, Fripp K, Beutier G, Jaouen N, Popescu H. (2017) Time-resolved imaging investigation of the domain walls dynamics in Landau domain pattern, 2017 IEEE International Magnetics Conference, INTERMAG 2017, DOI:10.1109/INTMAG.2017.8007692.
• Keatley PS, Loughran THJ, Hendry E, Barnes WL, Hicken RJ, Childress JR, Katine JA. (2017) A platform for time-resolved scanning Kerr microscopy in the near-field, Review of Scientific Instruments, volume 88, no. 12, article no. 123708, DOI:10.1063/1.4998016.
• Keatley PS, Sani SR, Hrkac G, Mohseni SM, Dürrenfeld P, Åkerman J, Hicken RJ. (2017) Imaging magnetisation dynamics in nano-contact spin-torque vortex oscillators exhibiting gyrotropic mode splitting, Journal of Physics D: Applied Physics, volume 50, no. 16, DOI:10.1088/1361-6463/aa628a.

2016

• Bukin N, McKeever C, Burgos-Parra E, Keatley PS, Hicken RJ, Ogrin FY, Beutier G, Dupraz M, Popescu H, Jaouen N. (2016) Time-resolved imaging of magnetic vortex dynamics using holography with extended reference autocorrelation by linear differential operator, Scientific Reports, volume 6, DOI:10.1038/srep36307.
• Li J, Shelford LR, Shafer P, Tan A, Deng JX, Keatley PS, Hwang C, Arenholz E, Van Der Laan G, Hicken RJ. (2016) Direct Detection of Pure ac Spin Current by X-Ray Pump-Probe Measurements, Physical Review Letters, volume 117, no. 7, DOI:10.1103/PhysRevLett.117.076602.
• Keatley PS, Sani SR, Hrkac G, Mohseni SM, Dürrenfeld P, Åkerman J, Hicken RJ. (2016) Superharmonic injection locking of nanocontact spin-torque vortex oscillators, Physical Review B, volume 94, no. 9, DOI:10.1103/PhysRevB.94.094404.
• Keatley PS, Sani SR, Hrkac G, Mohseni SM, Dürrenfeld P, Loughran THJ, Åkerman J, Hicken RJ. (2016) Direct observation of magnetization dynamics generated by nanocontact spin-torque vortex oscillators, Physical Review B, volume 94, no. 6, DOI:10.1103/PhysRevB.94.060402.
• Burgos Parra EO, Bukin N, Dupraz M, Beutier G, Sani SR, Popescu H, Cavill SA, Akerman J, Jaouen N, Keatley PS. (2016) Holographic Magnetic Imaging of Single-Layer Nanocontact Spin-Transfer Oscillators, IEEE Transactions on Magnetics, volume 52, no. 7, DOI:10.1109/TMAG.2016.2528959.

2015

• Hrkac G, Keatley PS, Bryan MT, Butler K. (2015) Magnetic vortex oscillators, Journal of Physics D: Applied Physics, volume 48, no. 45, DOI:10.1088/0022-3727/48/45/453001.
• Keatley PS, Sani S, Hrkac G, Mohseni S, Durrenfeld P, Åkerman J, Hicken R. (2015) Magneto-optical observation of mutual phase-locking in a pair of spin-torque vortex oscillators, 2015 IEEE International Magnetics Conference, INTERMAG 2015, DOI:10.1109/INTMAG.2015.7156846.
• Valkass RAJ, Yu W, Shelford LR, Keatley PS, Loughran THJ, Hicken RJ, Cavill SA, van der Laan G, Dhesi SS, Bashir MA. (2015) Imaging the equilibrium state and magnetization dynamics of partially built hard disk write heads, APPLIED PHYSICS LETTERS, volume 106, no. 23, article no. ARTN 232404, DOI:10.1063/1.4922374. [PDF]
• Yu W, Keatley PS, Gangmei P, Marcham MK, Loughran THJ, Hicken RJ, Cavill SA, Van Der Laan G, Childress JR, Katine JA. (2015) Observation of vortex dynamics in arrays of nanomagnets, Physical Review B - Condensed Matter and Materials Physics, volume 91, no. 17, DOI:10.1103/PhysRevB.91.174425.
• Keatley PS, Kruglyak VV, Neudert A, Hicken RJ, Poimanov VD, Childress JR, Katine JA. (2015) Resonant enhancement of damping within the free layer of a microscale magnetic tunnel valve, Journal of Applied Physics, volume 117, no. 17, DOI:10.1063/1.4907701.
• Durrant CJ, Jokubaitis M, Yu W, Mohamad H, Shelford LR, Keatley PS, Xiao G, Hicken RJ. (2015) Ferromagnetic resonance of patterned chromium dioxide thin films grown by selective area chemical vapour deposition, Journal of Applied Physics, volume 117, no. 17, DOI:10.1063/1.4907766.

2014

• Yu W, Gangmei P, Keatley PS, Hicken RJ, Gubbins MA, Czoschke PJ, Lopusnik R. (2014) Time resolved scanning Kerr microscopy of hard disk writer structures with a multilayered yoke (vol 102, 162407, 2013), APPLIED PHYSICS LETTERS, volume 105, no. 8, article no. ARTN 089901, DOI:10.1063/1.4894380. [PDF]
• Yu W, Gangmei P, Keatley PS, Hicken RJ, Gubbins MA, Czoschke PJ, Lopusnik R. (2014) Erratum: Time resolved scanning Kerr microscopy of hard disk writer structures with a multilayered yoke (Applied Physics Letters (2013) 102 (162407)), Applied Physics Letters, volume 105, no. 8, DOI:10.1063/1.4894380.
• Keatley PS, Yu W, O'Brien L, Read DE, Cowburn RP, Hicken RJ. (2014) Time-resolved Kerr microscopy of coupled transverse domain walls in a pair of curved nanowires, JOURNAL OF APPLIED PHYSICS, volume 115, no. 17, article no. ARTN 17D507, DOI:10.1063/1.4865211. [PDF]
• Yu W, Keatley PS, Hicken RJ, Gubbins MA, Czoschke PJ, Lopusnik R. (2014) Time resolved imaging of magnetization dynamics in hard disk writer yokes excited by bipolar current pulses, JOURNAL OF APPLIED PHYSICS, volume 115, no. 17, article no. ARTN 17B727, DOI:10.1063/1.4865887. [PDF]
• Keatley PS, Aziz A, Ali M, Hickey BJ, Blamire MG, Hicken RJ. (2014) Optical characterization of nonlocal spin transfer torque acting on a single nanomagnet, Physical Review B - Condensed Matter and Materials Physics, volume 89, no. 9, DOI:10.1103/PhysRevB.89.094421.
• Keatley PS, Durrant CJ, Berry SJ, Sirotkin E, Hibbins AP, Hicken RJ. (2014) Ferrite-filled cavities for compact planar resonators, Applied Physics Letters, volume 104, no. 2, DOI:10.1063/1.4861844.

2013

• Yu W, Keatley PS, Hicken RJ, Gubbins MA, Czoschke PJ, Lopusnik R. (2013) Effect of coil position on magnetization dynamics of multilayered hard disk writer yokes, IEEE Transactions on Magnetics, volume 49, no. 7, pages 3741-3744, DOI:10.1109/TMAG.2013.2248349.
• Marcham MK, Shelford LR, Cavill SA, Keatley PS, Yu W, Shafer P, Neudert A, Childress JR, Katine JA, Arenholz E. (2013) Phase-resolved x-ray ferromagnetic resonance measurements of spin pumping in spin valve structures, Physical Review B - Condensed Matter and Materials Physics, volume 87, no. 18, DOI:10.1103/PhysRevB.87.180403.
• Yu W, Gangmei P, Keatley PS, Hicken RJ, Gubbins MA, Czoschke PJ, Lopusnik R. (2013) Time resolved scanning Kerr microscopy of hard disk writer structures with a multilayered yoke, Applied Physics Letters, volume 102, no. 16, DOI:10.1063/1.4802977.
• Keatley PS, Gangmei P, Dvornik M, Hicken RJ, Grollier J, Ulysse C. (2013) Isolating the dynamic dipolar interaction between a pair of nanoscale ferromagnetic disks, Physical Review Letters, volume 110, no. 18, DOI:10.1103/PhysRevLett.110.187202.
• Keatley PS, Gangmei P, Dvornik M, Hicken RJ, Grollier J, Ulysse C, Childress JR, Katine JA. (2013) Bottom up Magnonics: Magnetization Dynamics of Individual Nanomagnets, Magnonics, Springer Berlin Heidelberg, 17-28, DOI:10.1007/978-3-642-30247-3_2.
• Au Y, Dvornik M, Davison T, Ahmad E, Keatley PS, Vansteenkiste A, Van Waeyenberge B, Kruglyak VV. (2013) Direct excitation of propagating spin waves by focused ultrashort optical pulses, Phys Rev Lett, volume 110, no. 9, DOI:10.1103/PhysRevLett.110.097201. [PDF]
• Marcham MK, Yu W, Keatley PS, Shelford LR, Shafer P, Cavill SA, Qing H, Neudert A, Childress JR, Katine JA. (2013) Influence of a Dy overlayer on the precessional dynamics of a ferromagnetic thin film, Applied Physics Letters, volume 102, no. 6, DOI:10.1063/1.4792740.

2011

• Gangmei P, Keatley PS, Yu W, Hicken RJ, Gubbins MA, Czoschke PJ, Lopusnik R. (2011) Time- and vector-resolved Kerr microscopy of hard disk writers, Applied Physics Letters, volume 99, no. 23, DOI:10.1063/1.3665957.
• Keatley PS, Kruglyak VV, Gangmei P, Hicken RJ. (2011) Ultrafast magnetization dynamics of spintronic nanostructures, Philos Trans A Math Phys Eng Sci, volume 369, no. 1948, pages 3115-3135, DOI:10.1098/rsta.2010.0324. [PDF]
• Marcham MK, Keatley PS, Neudert A, Hicken RJ, Cavill SA, Shelford LR, van der Laan G, Telling ND, Childress JR, Katine JA. (2011) Phase-resolved x-ray ferromagnetic resonance measurements in fluorescence yield, J APPL PHYS, volume 109, no. 7, article no. 07D353, DOI:10.1063/1.3567143. [PDF]
• Au Y, Davison T, Ahmad E, Keatley PS, Hicken RJ, Kruglyak VV. (2011) Excitation of propagating spin waves with global uniform microwave fields, APPL PHYS LETT, volume 98, no. 12, article no. 122506, DOI:10.1063/1.3571444. [PDF]
• Keatley PS, Gangmei P, Dvornik M, Hicken RJ, Childress JR, Katine JA. (2011) Large amplitude magnetization dynamics and the suppression of edge modes in a single nanomagnet, APPL PHYS LETT, volume 98, no. 8, article no. 082506, DOI:10.1063/1.3560457. [PDF]

2010

• Lepadatu S, Claydon JS, Kinane CJ, Charlton TR, Langridge S, Potenza A, Dhesi SS, Keatley PS, Hicken RJ, Hickey BJ. (2010) Domain-wall pinning, nonadiabatic spin-transfer torque, and spin-current polarization in permalloy wires doped with vanadium, Physical Review B, volume 81, article no. 020413R, DOI:10.1103/PhysRevB.81.020413. [PDF]
• Kruglyak VV, Keatley PS, Neudert A, Hicken RJ, Childress JR, Katine JA. (2010) Imaging Collective Magnonic Modes in 2D Arrays of Magnetic Nanoelements, PHYS REV LETT, volume 104, no. 2, article no. 027201, DOI:10.1103/PhysRevLett.104.027201. [PDF]

2009

• Keatley PS, Kruglyak VV, Neudert A, Delchini M, Hicken RJ, Childress JR, Katine JA. (2009) Time- and vector-resolved magneto-optical Kerr effect measurements of large angle precessional reorientation in a 2×2 μ m² ferromagnet, Journal of Applied Physics, volume 105, no. 7, DOI:10.1063/1.3056405.

2008

• Neudert A, Keatley PS, Kruglyak VV, McCord J, Hicken RJ. (2008) Excitation and Imaging of Precessional Modes in Soft-Magnetic Squares, IEEE TRANSACTIONS ON MAGNETICS, volume 44, no. 11, pages 3083-3086, DOI:10.1109/TMAG.2008.2001653. [PDF]
• Kruglyak VV, Keatley PS, Neudert A, Delchini M, Hicken RJ, Childress JR, Katine JA. (2008) Imaging small-amplitude magnetization dynamics in a longitudinally magnetized microwire, PHYS REV B, volume 77, no. 17, article no. 172407, DOI:10.1103/PhysRevB.77.172407. [PDF]
• Telling ND, Keatley PS, Shelford LR, Arenholz E, van der Laan G, Hicken RJ, Sakuraba Y, Tsunegi S, Oogane M, Ando Y. (2008) Temperature dependence of the interface moments in Co2MnSi thin films, APPL PHYS LETT, volume 92, no. 19, article no. 192503, DOI:10.1063/1.2927482. [PDF]
• Telling ND, Keatley PS, van der Laan G, Hicken RJ, Arenholz E, Sakuraba Y, Oogane M, Ando Y, Takanashi K, Sakuma A. (2008) Evidence of local moment formation in Co-based Heusler alloys, PHYS REV B, volume 78, no. 18, article no. 184438, DOI:10.1103/PhysRevB.78.184438. [PDF]
• Kruglyak VV, Keatley PS, Hicken RJ, Childress JR, Katine JA. (2008) Non-uniform magnetization dynamics in ultra-small ferromagnetic planar elements, Spin Wave Confinement, Pan Stanford, 81-115.
• Keatley PS, Kruglyak VV, Neudert A, Galaktionov EA, Hicken RJ, Childress JR, Katine JA. (2008) Time-resolved investigation of magnetization dynamics of arrays of nonellipsoidal nanomagnets with nonuniform ground states, PHYS REV B, volume 78, no. 21, article no. 214412, DOI:10.1103/PhysRevB.78.214412. [PDF]

2007

• Kruglyak VV, Keatley PS, Hicken RJ, Childress JR, Katine JA. (2007) Dynamic configurational anisotropy in nanomagnets, PHYS REV B, volume 75, no. 2, article no. 024407, DOI:10.1103/PhysRevB.75.024407. [PDF]
• Ogrin F, Keatley PS, Murray WA, Weekes SM. (2007) Macroscopic arrays of magnetic nanostructures from self-assembled nanosphere templates, Langmuir, volume 23, no. 3, pages 1057-1060, DOI:10.1021/la061396g. [PDF]

2006

• Keatley PS, Kruglyak VV, Hicken RJ, Childress JR, Katine JA. (2006) Acquisition of vector hysteresis loops from micro-arrays of nano-magnets, J MAGN MAGN MATER, volume 306, no. 2, pages 298-301, DOI:10.1016/j.jmmm.2006.03.030. [PDF]
• Telling ND, Keatley PS, van der Laan G, Hicken RJ, Arenholz E, Sakuraba Y, Oogane M, Ando Y, Miyazaki T. (2006) Interfacial structure and half-metallic ferromagnetism in Co2MnSi-based magnetic tunnel junctions, PHYS REV B, volume 74, no. 22, article no. 224439, DOI:10.1103/PhysRevB.74.224439. [PDF]
• Kruglyak VV, Keatley PS, Hicken RJ, Childress JR, Katine JA. (2006) Time resolved studies of edge modes in magnetic nanoelements (invited), J APPL PHYS, volume 99, no. 8, article no. 08F306, DOI:10.1063/1.2177346. [PDF]
• Weekes, S., Keatley, P., Ogrin F. (2006) Configurational anisotropy in hexagonal arrays of submicron cobalt elements, Journal of Applied Physics, volume 99, no. 8, DOI:10.1063/1.2172227. [PDF]

2005

• Keatley PS, Kruglyak VV, Barman A, Ladak S, Hicken RJ, Scott J, Rahman M. (2005) Use of microscale coplanar striplines with indium tin oxide windows in optical ferromagnetic resonance measurements, Journal of Applied Physics, volume 97, no. 10, DOI:10.1063/1.1849071.

Showing 67 publications from Symplectic.