Imperial College London
Dr Perkins

Dr Perkins

Faculty of Natural Sciences, Department of Physics

Casual - Academic Research
 
 
 
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Contact

 

+44 (0)20 7594 7609g.perkins

 
 
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Location

 

1002Huxley BuildingSouth Kensington Campus

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Summary

 

Publications

Publication Type
Year
to

98 results found

Ladak S, Read DE, Perkins GK, Cohen LF, Branford WRet al., 2010, Direct observation of magnetic monopole defects in an artificial spin-ice material", Nature Physics

Journal article

Moore JD, Morrison K, Perkins GK, Schlagel DL, Lograsso TA, Gschneidner KA, Pecharsky VK, Cohen LFet al., 2009, Metamagnetism Seeded by Nanostructural Features of Single-Crystalline Gd<sub>5</sub>Si<sub>2</sub>Ge<sub>2</sub>, ADVANCED MATERIALS, Vol: 21, Pages: 3780-3783, ISSN: 0935-9648

Journal article

Kazakova O, Gallop JC, See P, Cox D, Perkins GK, Moore JD, Cohen LFet al., 2009, Detection of a Micron-Sized Magnetic Particle Using InSb Hall Sensor, International Magnetics Conference 2009 (INTERMAG), Publisher: IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, Pages: 4499-4502, ISSN: 0018-9464

Conference paper

Moore JD, Perkins GK, Morrison K, Ghivelder L, Chattopadhyay MK, Roy SB, Chaddah P, Gschneidner KA, Pecharsky VK, Cohen LFet al., 2008, Local probing of arrested kinetics in Gd<sub>5</sub>Ge<sub>4</sub>, JOURNAL OF PHYSICS-CONDENSED MATTER, Vol: 20, ISSN: 0953-8984

Journal article

Tesei M, Perkins GK, Caplin AD, FCohen L, Tamegai Tet al., 2008, Mapping the dynamic interactions between vortex species in highly anisotropic superconductors, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol: 21, ISSN: 0953-2048

Journal article

Chattopadhyay MK, Roy SB, Morrison K, Moore JD, Perkins GK, Cohen LF, Gschneidner KA, Pecharsky VKet al., 2008, Visual evidence of the magnetic glass state and its re-crystallization in Gd<sub>5</sub>Ge<sub>4</sub>, EPL, Vol: 83, ISSN: 0295-5075

Journal article

Moore JD, Perkins GK, Branford W, Yates KA, Caplin AD, Cohen LF, Chen SK, Rutter NA, MacManus-Driscoll JLet al., 2007, The superconducting properties of co-doped polycrystalline MgB<sub>2</sub>, Conference on Flux Pinning and Other Related Phenomena in Type-II Superconductors, Publisher: IOP PUBLISHING LTD, Pages: S278-S281, ISSN: 0953-2048

Conference paper

Roy SB, Chattopadhyay MK, Banerjee A, Chaddah P, Moore JD, Perkins GK, Cohen LF, Gschneidner KA, Pecharsky VKet al., 2007, Devitrification of the low temperature magnetic-glass state in Gd<sub>5</sub>Ge<sub>4</sub>, PHYSICAL REVIEW B, Vol: 75, ISSN: 2469-9950

Journal article

Roy SB, Chattopadhyay MK, Chaddah P, Moore JD, Perkins GK, Cohen LF, Gschneidner KA, Pecharsky VKet al., 2006, Evidence of a magnetic glass state in the magnetocaloric material Gd<sub>5</sub>Ge<sub>4</sub>, PHYSICAL REVIEW B, Vol: 74, ISSN: 2469-9950

Journal article

Moore JD, Perkins GK, Bugoslavsky Y, Chattopadhyay MK, Roy SB, Chaddah P, Pecharsky VK, Gschneidner KA, Cohen LFet al., 2006, Reducing the operational magnetic field in the prototype magnetocaloric system Gd<sub>5</sub>Ge<sub>4</sub> by approaching the single cluster size limit -: art. no. 072501, APPLIED PHYSICS LETTERS, Vol: 88, ISSN: 0003-6951

Journal article

Prozorov R, Giannetta RW, Polyanskii AA, Perkins GKet al., 2005, Topological hysteresis in the intermediate state of type-I superconductors, PHYSICAL REVIEW B, Vol: 72, ISSN: 1098-0121

Journal article

Bugoslavsky Y, Miyoshi Y, Perkins GK, Caplin AD, Cohen LF, Pogrebnyakov AV, Xi XXet al., 2005, Electron diffusivities in MgB<sub>2</sub> from point contact spectroscopy -: art. no. 224506, PHYSICAL REVIEW B, Vol: 72, ISSN: 2469-9950

Journal article

Polyanskii A, Emergo RLS, Wu JZ, Aytug T, Christen DK, Perkins GK, Larbalestier Det al., 2005, Magneto-optical imaging and electromagnetic study of YBa<sub>2</sub>Cu<sub>3</sub>O<sub>7</sub> vicinal films of variable thickness -: art. no. 174509, PHYSICAL REVIEW B, Vol: 72, ISSN: 2469-9950

Journal article

Perkins GK, Caplin AD, Cohen LF, 2005, Dynamic interactions between pancake vortex stacks and Josephson vortices in Bi<sub>2</sub>Sr<sub>2</sub>CaCU<sub>2</sub>O<sub>8</sub> single crystals:: relaxation and ratchets, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol: 18, Pages: 1290-1293, ISSN: 0953-2048

Journal article

Moore JD, Perkins GK, Caplin AD, Jun J, Kazakov SM, Karpinski J, Cohen LFet al., 2005, Angular dependence of the order-disorder transition in proton irradiated single crystal MgB<sub>2</sub> -: art. no. 224509, PHYSICAL REVIEW B, Vol: 71, ISSN: 1098-0121

Journal article

Chattopadhyay MK, Manekar MA, Pecharsky AO, Pecharsky VK, Gschneidner KA, Moore J, Perkins GK, Bugoslavsky YV, Roy SB, Chaddah P, Cohen LFet al., 2004, Metastable magnetic response across the antiferromagnetic to ferromagnetic transition in Gd<sub>5</sub>Ge<sub>4</sub> -: art. no. 214421, PHYSICAL REVIEW B, Vol: 70, ISSN: 2469-9950

Journal article

Cohen LF, Bugoslavsky Y, Perkins GK, Moore J, Miyoshi Y, Caplin ADet al., 2004, Magnetic properties of MgB<sub>2</sub> in the presence of disorder, 7th International Conference on Materials and Mechanisms of Superconductive and High Temperature Superconductors, Publisher: ELSEVIER, Pages: 628-631, ISSN: 0921-4534

Conference paper

Bugoslavsky Y, Miyoshi Y, Perkins GK, Caplin AD, Cohen LF, Zhai HY, Christen HM, Pogrebnyakov AV, Xi XX, Dolgov OVet al., 2004, Superconducting gap structure and pinning in disordered MgB<sub>2</sub> films, 6th European Conference on Applied Superconductivity (EUCAS 2003), Publisher: IOP PUBLISHING LTD, Pages: S350-S354, ISSN: 0953-2048

Conference paper

Gömöry F, Seiler E, Souc J, Kovác P, Husek I, Farinon S, Fabbricatore P, Perkins G, Caplin AD, Pardo E, Sanchez A, Navau Cet al., 2004, The influence of filament arrangement on current distribution and AC loss in Bi-2223/Ag tapes, 6th European Conference on Applied Superconductivity (EUCAS 2003), Publisher: IOP PUBLISHING LTD, Pages: S150-S154, ISSN: 0953-2048

Conference paper

Roy SB, Perkins GK, Chattopadhyay MK, Nigam AK, Sokhey KJS, Chaddah P, Caplin AD, Cohen LFet al., 2004, First order magnetic transition in doped CeFe<sub>2</sub> alloys:: Phase coexistence and metastability -: art. no. 147203, PHYSICAL REVIEW LETTERS, Vol: 92, ISSN: 0031-9007

Journal article

Bugoslavsky Y, Miyoshi Y, Perkins GK, Caplin AD, Cohen LF, Pogrebnyakov AV, Xi XXet al., 2004, Effect of magnetic field on the two superconducting gaps in MgB<sub>2</sub> -: art. no. 132508, PHYSICAL REVIEW B, Vol: 69, ISSN: 2469-9950

Journal article

Seiler E, Gömöry F, Fabbricatore P, Greco M, Perkins G, Caplin ADet al., 2004, Contactless <i>j</i><sub>c</sub> determination and magnetic coupling in multifilament Bi-2223/Ag tapes, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol: 17, Pages: 549-554, ISSN: 0953-2048

Journal article

Caplin AD, Bugoslavsky Y, Cohen LF, Perkins GKet al., 2004, The current-voltage relationship in crystals and conductors, Conference on the Voltage-Current Relation in Technical Superconductors, Publisher: ELSEVIER SCIENCE BV, Pages: 1-6, ISSN: 0921-4534

Conference paper

Perkins GK, Bugoslavsky Y, Caplin AD, Moore J, Tate TJ, Gwilliam R, Jun J, Kazakov SM, Karpinski J, Cohen LFet al., 2004, Effects of proton irradiation and ageing on the superconducting properties of single crystalline and polycrystalline MgB<sub>2</sub>, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol: 17, Pages: 232-235, ISSN: 0953-2048

Journal article

Perkins GK, Caplin AD, Cohen LF, 2004, Dynamic Interactions between pancale stacks and Josephson vortices, Bristol, Applied superconductivity 2003: proceedings of the sixth European conference on applied superconductivity, Sorrento, Italy, 14 - 18 September 2003, Publisher: Institute of Physics Publishing

Conference paper

Hébert S, Perkins GK, el-Salam MA, Caplin ADet al., 2003, Evidence for low temperature line-like behaviour of vortices in columnar defected Bi<sub>2</sub>Sr<sub>2</sub>CaCu<sub>2</sub>O<sub>8</sub> single crystals, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol: 16, Pages: 661-667, ISSN: 0953-2048

Journal article

Caplin AD, Bugoslavsky Y, Cohen LF, Cowey L, Driscoll J, Moore J, Perkins GKet al., 2003, Critical fields and critical currents in MgB<sub>2</sub>, International Workshop on Superconductivity in Magnesium Diboride and Related Materials, Publisher: IOP PUBLISHING LTD, Pages: 176-182, ISSN: 0953-2048

Conference paper

Bugoslavsky Y, Cowey L, Tate TJ, Perkins GK, Moore J, Lockman Z, Berenov A, MacManus-Driscoll JL, Caplin AD, Cohen LF, Zhai HY, Christen HM, Paranthaman MP, Lowndes DH, Jo MH, Blamire MGet al., 2002, Effective vortex pinning in MgB<sub>2</sub> thin films, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol: 15, Pages: 1392-1397, ISSN: 0953-2048

Journal article

Ferreri A, Berenov A, Bugoslavsky Y, Perkins G, MacManus-Driscoll JLet al., 2002, Deposition of high <i>J</i><sub>c</sub> YBa<sub>2</sub>Cu<sub>3</sub>O<sub>7-<i>x</i></sub> thin films by ultrasonic spray pyrolysis, 5th European Conference on Applied Superconductivity (EUCAS 2001), Publisher: ELSEVIER SCIENCE BV, Pages: 873-875, ISSN: 0921-4534

Conference paper

Perkins GK, Moore J, Bugoslavsky Y, Cohen LF, Jun J, Kazakov SM, Karpinski J, Caplin ADet al., 2002, Superconducting critical fields and anisotropy of a MgB<sub>2</sub> single crystal, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol: 15, Pages: 1156-1159, ISSN: 0953-2048

Journal article

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