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Browse by Current Cardiff authors

Number of items: 28.

Askey, Joe, Hunt, Matthew Oliver, Langbein, Wolfgang and Ladak, Sam 2020. Use of two-photon lithography with a negative resist and processing to realise cylindrical magnetic nanowires. Nanomaterials 10 (3) , 429. 10.3390/nano10030429

Hunt, Matthew, Taverne, Mike, Askey, Joseph, May, Andrew, Van Den Berg, Arjen, Ho, Ying-Lung Daniel, Rarity, John and Ladak, Sam 2020. Harnessing multi-photon absorption to produce three-dimensional magnetic structures at the nanoscale. Materials 13 (3) , 761. 10.3390/ma13030761

May, Andrew, Hunt, Matthew, Van Den Berg, Arjen, Hejazi, Alaa and Ladak, Sam 2019. Realisation of a frustrated 3D magnetic nanowire lattice. Communications Physics 2 , 13. 10.1038/s42005-018-0104-6

Sahoo, Sourav, Mondal, Sucheta, Williams, Gwilym, May, Andrew, Ladak, Sam and Barman, Anjan 2018. Ultrafast magnetization dynamics in a nanoscale three- dimensional cobalt tetrapod structure. Nanoscale 10 (21) , pp. 9981-9986. 10.1039/C7NR07843A

Thomas, R., Li, Jin, Ladak, Sam, Barrow, David and Smowton, Peter 2018. In-situ fabricated 3D micro-lenses for photonic integrated circuits. Optics Express 26 (10) , pp. 13436-13442. 10.1364/OE.26.013436

Williams, Gwilym, Hunt, Matthew, Boehm, Benedikt, May, Andrew, Taverne, Michael, Ho, Daniel, Giblin, Sean, Read, Dan, Rarity, John, Allenspach, Rolf and Ladak, Sam 2018. Two-photon lithography for 3D magnetic nanostructure fabrication. Nano Research 11 (2) , pp. 845-854. 10.1007/s12274-017-1694-0

Putman, Nathan F., Naisbett-Jones, Lewis C., Stephenson, Jessica F., Ladak, Sam and Young, Kyle F. 2017. Response to Durif et al. Current Biology 27 (18) , R1000-R1001. 10.1016/j.cub.2017.08.046

Naisbett-Jones, Lewis C., Putman, Nathan F., Stephenson, Jessica F., Ladak, Sam and Young, Kyle A. 2017. A magnetic map leads juvenile European eels to the Gulf Stream. Current Biology 27 (8) , pp. 1236-1240. 10.1016/j.cub.2017.03.015

Walton, S. K., Zeissler, K., Burn, D. M., Ladak, S., Read, D. E., Tyliszczak, T., Cohen, L. F. and Branford, W. R. 2015. Limitations in artificial spin ice path selectivity: the challenges beyond topological control. New Journal of Physics 17 , 013054. 10.1088/1367-2630/17/1/013054

Ladak, Sam, Ball, J. M., Moseley, Daniel, Eda, G., Branford, W. R., Chhowalla, M., Anthopoulos, T. D. and Cohen, L. F. 2013. Observation of wrinkle induced potential drops in biased chemically derived graphene thin film networks. Carbon 64 , pp. 35-44.

Zeissler, K., Walton, S. K., Ladak, Sam, Read, Daniel, Tyliszczak, T., Cohen, L. F. and Branford, W. R. 2013. The non-random walk of chiral magnetic charge carriers in artificial spin ice. Scientific Reports 3 , 1252. 10.1038/srep01252

Ladak, Sam, Walton, S. K., Zeissler, K., Tyliszczak, T., Read, Daniel, Branford, W. R. and Cohen, L. F. 2012. Disorder-independent control of magnetic monopole defect population in artificial spin-ice honeycombs. New Journal of Physics 14 (4) , 045010. 10.1088/1367-2630/14/4/045010

Branford, W. R., Ladak, Sam, Read, Daniel, Zeissler, K. and Cohen, L. F. 2012. Emerging chirality in artificial spin ice. Science 335 (6076) , pp. 1597-1600. 10.1126/science.1211379

Ladak, Sam, Read, Daniel, Branford, W. R. and Cohen, L. F. 2011. Direct observation and control of magnetic monopole defects in an artificial spin-ice material. New Journal of Physics 13 , 063032. 10.1088/1367-2630/13/6/063032

Gilbertson, A. M., Benstock, D., Fearn, M., Kormanyos, A., Ladak, Sam, Emeny, M. T., Lambert, C. J., Ashley, T., Solin, S. A. and Cohen, L. F. 2011. Sub-100-nm negative bend resistance ballistic sensors for high spatial resolution magnetic field detection. Applied Physics Letters 98 (6) , 062106. 10.1063/1.3554427

Ladak, Sam, Read, Daniel, Tyliszczak, Tolek, Branford, Will R. and Cohen, Lesley F. 2011. Monopole defects and magnetic Coulomb blockade. New Journal of Physics 13 (2) , 023023. 10.1088/1367-2630/13/2/023023

Davidson, A. J., Brown, C. V., Mottram, N. J., Ladak, Sam and Evans, C. R. 2010. Defect trajectories and domain-wall loop dynamics during two-frequency switching in a bistable azimuthal nematic device. Physical Review E: Statistical, Nonlinear, and Soft Matter Physics 81 (5) , 051712. 10.1103/PhysRevE.81.051712

Ladak, Sam, Read, Daniel, Perkins, G. K., Cohen, L. F. and Branford, W. R. 2010. Direct observation of magnetic monopole defects in an artificial spin-ice system [Letter]. Nature Physics 6 (5) , pp. 359-363. 10.1038/nphys1628

Hirohata, A., Ladak, Sam, Aley, N. P. and Hix, G. B. 2009. Si segregation in polycrystalline Co2MnSi films with grain-size control. Applied Physics Letters 95 (25) , 252506. 10.1063/1.3276073

Ladak, Sam, Fernandez-Outon, L. E., Smith, A., Harrison, T., Patel, H., Kwan, T., Chantrell, R. W. and O'Grady, K. 2009. Magnetic and structural properties of laminated Co65Fe35 films. Journal of Magnetism and Magnetic Materials 321 (8) , pp. 996-1000. 10.1016/j.jmmm.2008.03.019

Ladak, Sam, Davidson, A., Brown, C. V. and Mottram, N. J. 2009. Sidewall control of static azimuthal bistable nematic alignment states. Journal of Physics D: Applied Physics 42 (8) , 085114. 10.1088/0022-3727/42/8/085114

Ladak, Sam, Fernandez-Outon, L. E. and O'Grady, K. 2008. Influence of seed layer on magnetic properties of laminated Co65Fe35 films. Journal of Applied Physics 103 (7) , 07B514. 10.1063/1.2832436

Telling, N. D., Van der Laan, G., Ladak, Sam, Hicken, R. J. and Arenholz, E. 2006. Evidence of a barrier oxidation dependence on the interfacial magnetism in Co/alumina based magnetic tunnel junctions. Journal of Applied Physics 99 (8) , 08E-505. 10.1063/1.2171002

Ladak, Sam and Hicken, R. J. 2005. Evidence for hot electron magnetocurrent in a double barrier tunnel junction device. Applied Physics Letters 87 (23) , 232504. 10.1063/1.2140480

Ladak, Sam and Hicken, R. J. 2005. Origin of large magnetocurrent in three-terminal double-barrier magnetic tunnel junctions. Journal of Applied Physics 97 (10) , 104512. 10.1063/1.1905790

Keatley, P. S., Kruglyak, V. V., Barman, A., Ladak, Sam, Hicken, R. J., Scott, J. and Rahman, M. 2005. Use of microscale coplanar striplines with indium tin oxide windows in optical ferromagnetic resonance measurements. Journal of Applied Physics 97 (10) , 10R304. 10.1063/1.1849071

Telling, N. D., van der Laan, G., Ladak, Sam and Hicken, R. J. 2004. Spin polarization and barrier-oxidation effects at the Co/alumina interface in magnetic tunnel junctions. Applied Physics Letters 85 (17) , pp. 3803-3805. 10.1063/1.1812383

Hicken, R. J., Barman, A., Kruglyak, V. V. and Ladak, Sam 2003. Optical ferromagnetic resonance studies of thin film magnetic structures. Journal of Physics D: Applied Physics 36 (18) , pp. 2183-2192. 10.1088/0022-3727/36/18/002

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