Superconductivity Group - Publications Prof. D.P. Hampshire

Home Page - Research - Teaching Materials

Personnel - Post Graduate Vacancies

University/Links - Publications/Fusion Reports - E-Journals - Patents

Surface Plots of I_c(B, T, ε) for Nb₃Al

Selected Refereed Publications (in PDF format)

For complete listings of all papers

If you use the data on these web-pages please remember to quote the associated published journal paper

 - it is one of the important metrics in UK universities. 

Raw J_C(B, T, ε) data and scaling laws are available in MS Excel format.
EFDA reports are also listed below.

P. Sunwong, J S Higgins and D. P. Hampshire - Critical current measurements of DI-BSCCO tapes as a function of angle in high  magnetic fields (Submitted to IoP JPCS)  

X. F. Lu and D. P. Hampshire - The field, temperature and strain dependence of the critical current density of a powder-in-tube (PIT) Nb3Sn superconducting strand -SuST 025002 (2010)  

H. Armstrong, D. Halliday and D. P. Hampshire - Photoluminescence of Gold, Copper and Niobium as a function of temperature - Journal of Luminescence 129 1610-1614 (2009)

X. F. Lu, S. Pragnell and D. P. Hampshire - Heat treatment optimisation of advanced Nb₃Sn strands Numerical Data - Excel files EAS DU2008-3 wire.xls;  

Numerical Data - Excel files EAS DU2008-6 wire.xls;    Numerical Data - Excel files EAS DU2008-7 wire.xls;    Numerical Data - Excel files EAS DU2008-8 wire.xls.

X. F. Lu, S. Pragnell and D. P. Hampshire - Influence of longitudinal strain on the critical current of Nb₃Sn strands Numerical Data - Excel files PORI wire.xls

X. F. Lu  and D. P. Hampshire - The magnetic field, temperature and strain dependence of the critical current of a Nb3Sn strand using a six free-parameter scaling law - IEEE Trans. Appl. Supercond. Volume 19 Issue 3 2619-2623 Part 3 (2009)

D. M. J. Taylor, M. Al-Jawad and D. P. Hampshire - A new paradigm for fabricating bulk high-field superconductors- Supercond. Sci. Tech 21 (2008) 125006

X. F. Lu, D. M. J. Taylor and D. P. Hampshire - Critical current scaling laws for advanced Nb₃Sn superconducting strands for fusion applications with six free parameters - Supercond. Sci. Tech 21   (2008) 105016

G. J. Carty and Damian P. Hampshire - Visualising the mechanism that determines the critical current density in polycrystalline superconductors using time-dependent Ginzburg-Landau theory - Phys. Rev. B. 77 (2008) 172501 also published in Virtual journal of applications of Superconductivity 15th May 2008

Damian P. Hampshire - Welcome to the New Year!- Supercond. Sci. Tech. 21 (2008) 010201

B. Pusceddu, S. Charlton and Damian P. Hampshire - Nanocrystalline Nb-Al-Ge mixtures fabricated using wet mechanical milling- J. Phys: Conference Series 97 (2008) 012241.

J. Y. Xiang, C. Fleck and Damian P. Hampshire - Bulk nanocrystalline superconducting YBa₂Cu₃O_7-x- J. Phys: Conference Series 97  (2008) 012237.

D.C. Larbalestier, K. Osamura and D. P. Hampshire - MEM07: The 5th Annual Workshop on Mechanical and Electromagnetic Properties of Composite Superconductors (Princeton, NJ, USA, 21–24 August 2007) - Supercond. Sci. Technol. 21 No 5 (May 2008) 050301

X. F. Lu, S. Pragnell and D. P. Hampshire - Small reversible axial-strain window for the critical current of a high performance Nb₃Sn superconducting strand - Appl. Phys. Lett. 91  (2007) 132512-3, also published in: Virtual Journal of Applications of Superconductivity, October 1st, Vol. 13 (2007).

X. F. Lu, D. M. J. Taylor, S. Pragnell  and D. P. Hampshire - Extended strand Characterisation - OCSI & RRP (Dipole) Nb3Sn Strands  EFDA/05-1296 (July 2007)  Numerical Data - Excel files OCSI wire.xls, Numerical Data -Excel files RRP-dipole wire.xls

D. M. J. Taylor and Damian P. Hampshire - Relationship between the n-value and critical current in Nb₃Sn superconducting wires exhibiting intrinsic and extrinsic behaviour - Supercond. Sci. Tech 18 (2005) S297-S302

D. M. J. Taylor and Damian P. Hampshire - The scaling law for the strain-dependence of the critical current density in Nb₃Sn superconducting wires - Supercond. Sci. Tech 18 (2005) S241-S252

G. J. Carty and Damian P. Hampshire - Numerical studies on the effect of normal-metal coatings on the magnetization characteristics of type-II superconductors - Phys. Rev. B. 71 (2005) 144507 - also published in the May 1st, 2005 edition of the Virtual Journal of Applications of Superconductivity.

D. M. J. Taylor and Damian P. Hampshire - Properties of helical springs used to measure the axial strain dependence of the critical current density in superconducting wires - Supercond. Sci. Tech. 18 (2005) 356-368

D. M. J. Taylor and D. P. Hampshire - Tests of advanced Nb₃Sn strands (EFDA/03-1126)  Numerical Data - Excel files OKSC wire.xls, Numerical Data - Excel files OST wire.xls

R. Zanino, M. Bagnasco, G. Dittrich, W. H. Fietz, H. Fillunger, D. P. Hampshire, R. Heller, P. Komarek, O. Langhans, R. Maix, V. Marchese, N. Martovetsky, N. Mitchell, A. Nijhuis, S. Raff, M. Ricci, M. Suesser, E. Salpietro, L. Savoldi Richard, D. M. J. Taylor A. Ulbricht, A. Vostner, F. Wuechner and G. Zahn - T_CS Tests and Performance Assessment of the ITER Toroidal Field Model Coil (Phase II) - IEEE Trans. Appl. Supercond. 14, 1519 (2004)

D M J Taylor and Damian P Hampshire - Effect of axial strain cycling on the critical current density and n-value of ITER niobium-tin wires - Physica C. 401 (2004) 40-46

H J Niu and D P Hampshire - Critical parameters of disordered nanocrystalline superconducting Chevrel phase PbMo₆S₈. Phys. Rev. B 69, 174503 (2004).

D. M. J. Taylor, P. Foley, H. J. Niu and D. P. Hampshire - Critical current measurements of TFMC-LMI and CSMC-VAC Nb₃Sn measurements, FEA corrections and the scaling law parameterisation (EFDA/03-1103) (Appendix)  Numerical Data - Excel files EM-LMI wire.xls, Numerical Data - Excel files VAC wire.xls

H J Niu and D P Hampshire - Disordered Nanocrystalline Superconducting PbMo₆S₈ with a Very Large Upper Critical Field. Phys. Rev. Lett 91 027002 (2003) - also published in: Virtual Journal of Applications of Superconductivity, July 15, Vol. 5 2003 and Virtual Journal of Nanoscale Science & Technology, July 21, Vol 8 2003

Simon A Keys and Damian P Hampshire - A scaling law for the critical current density of weakly and strongly-coupled superconductors, used to parameterise data from a technological Nb₃Sn strand - Supercond. Sci. Technol. 16 (2003) 1097-1108

N R Leigh and D P Hampshire - Deriving the Ginzburg-Landau parameter from heat capacity data on magnetic superconductors with Schottky anomalies. Phys. Rev. B. 68 174508 (2003)

D. M. J. Taylor, P. Foley, H. J. Niu and D. P. Hampshire - The effect of axial strain cycling on the critical current density and n-value of ITER niobium-tin VAC and EM-LMI strands and the detailed characterisation of the EM-LMI-TFMC strand at -0.7% intrinsic strand (EFDA/02-626) Numerical Data - Excel files EM-LMI wire.xls, Numerical Data - Excel files VAC wire.xls

D Wood V Greener and D P Hampshire - Oxygen drips upwards from superconductors. Nature (brief communications) 415 860 (2002).

D P Hampshire - Characteristic Properties of low and high-T_c materials - Chevrel Phases. Review 38 pages. Handbook of Superconducting Materials, Pub: Institute of Physics, Editors D Cardwell and G Ginley (2002).

D M J Taylor, S A Keys, D P Hampshire - E-J characteristics and n-values of a niobium-tin superconducting wire as a function of a magnetic field, temperature and strain. Physica C 372-376 1291-1294 (2002).

D M J Taylor, S A Keys, D P Hampshire - Reversible and irreversible effects of strain on the critical current density of a niobium-tin superconducting wire. Cryogenics 42 109-112 (2002).

H J Niu and D P Hampshire - Fabrication of nanocrystalline and amorphous Chevrel phase PbMo₆S₈ powder by ball milling. Physica C 372 1145-1147 (2002).

N Cheggour and D P Hampshire. The unified strain and temperature scaling law for the pinning force density of bronze-route Nb₃Sn conductor as a function of field, temperature and strain. Cryogenics 42 299-309 (2002).

S A Keys and D P Hampshire - Measurement and Interpretation of Electromagnetic Properties - Characterisation of conductors. Review 42 pages Handbook of Superconducting Materials, Pub: Institute of Physics, Editors D Cardwell and G Ginley (2002)

S A Keys, N Koizumi and D P Hampshire - The unified strain and temperature scaling law for the critical current density of a jelly-roll Nb₃Al in high magnetic fields. Super. Sci. and Technol., 15 991-1010 (2002) Numerical data - Excel file.xls

K Osamura, M Sugano, A Nyilas, H S Shin, H Weijers, D P Hampshire, N Morley, K Morley, S Keys, M Leghissa, W Herkert, K Katagiri and T Ogata - The tensile property of commerical Bi-2223 tapes: a report on the international round-robin test. Super. Sci. and Technol., 15 888-893 (2002).

D. P. Hampshire - The non-hexagonal flux-line lattice in superconductors. J. Phys. Cond. Mat. 13 6095-6113 (2001).

A. B. Sneary, C. M. Friend and D. P. Hampshire - Design, fabrication and performance of a 1.29 T Bi-2223 magnet. Super. Sci. and Technol. 14 433-443 (2001).

D. P. Hampshire, D. M. J. Taylor, P. Foley and S. A. Keys - Characterisation of Nb₃Sn and Nb₃Al strands for Model Coils (EFDA/00-515) Numerical Data - Excel files Sumitomo wire.xls, Numerical Data - Excel files Furukawa wire.xls, Numerical Data - Excel files VAC wire.xls.

N. Cheggour and D. P. Hampshire - A probe for investigating the effects of temperature, strain, and magnetic field on transport critical currents in superconducting wires and tapes. Rev. Sci. Instr. 71 4521-4530 (2000).

I. J. Daniel and D. P. Hampshire - Harmonic calculations and measurements of the irreversibility field using a vibrating sample magnetometer. Phys. Rev. B. 61 6982-6993 (2000).

N. Cheggour and D. P. Hampshire - Unifying the strain and temperature scaling laws for the pinning force density in superconducting niobium-tin multifilamentary wires. J. Appl Phys. 86 552-555 (1999).

H. D. Ramsbottom and D. P. Hampshire - Flux Penetration Measurements and the harmonic magnetic response of hot isostatically pressed (Pb,Gd)Mo₆S₈. J. Appl. Phys. 85 3732-3739 (1999).

S A Keys and D P Hampshire - The effect of hot isostatic pressing on the strain tolerance of the critical current density found in modified jelly roll Nb3Sn wires. IEEE Transactions on Applied Superconductivity 9 1447 (1999).

H. Hamid and D. P. Hampshire - The critical current density of superconductors as a function of strain in high magnetic fields. Cryogenics 38 1007-1015 (1998).

N. Cheggour, M. Decroux, O. Fischer and D. P. Hampshire - Irreversibility Line and Granularity in Chevrel Phase superconducting wires. J. Appl Phys 84 2181 (1998)..

D. P. Hampshire - A Barrier to Increasing the Critical Current Density of Bulk Untextured Polycrystalline Superconductors in High Magnetic Fields Physica C 296 153-166 (1998).

D. N. Zheng, S. Ali, H. A. Hamid, C. Eastell, M. Goringe and D. P. Hampshire - The critical current of the Chevrel Phase Superconductor Lead-Molybdenum-Sulphur with Gadolinium Physica C 291 49-58 (1997).

H. D. Ramsbottom and D. P. Hampshire - Harmonic Flux Penetration of Superconductors in Low Frequency, High Amplitude, AC Magnetic Fields. J Phys C. 9 4437-4453 (1997).

H. D. Ramsbottom and D. P. Hampshire - Improved critical current density and the irreversibilty line in HIP'ed Chevrel phase superconductor PbMo₆S₈. Physica C 274 295-303 (1997).

K. Osamura, S. Nonaka, M. Matsui, T. Oku, S. Ochiai and D. P. Hampshire - Factors suppressing transport Critical Current in Ag/Bi2223 Tapes. J. Appl. Phys. 79 7877 (1996).

H. D. Ramsbottom, S. Ali and D. P. Hampshire - The response of a new ceramic-oxynitride (Cernox) resistance temperature sensor in high magnetic fields. Cryogenics 36 61-63 (1996).

C. M. Friend and D. P. Hampshire - Critical current density of Bi₂Sr₂Ca₁Cu₂O_δ monocore and mutifilamentary wires from 4.2K up to T_c in high magnetic fields. Physica C 258 213-221 (1996).

C. M. Friend and D. P. Hampshire - Direct evidence for a change at 50K in the critical current properties of a Bi_2−xPb_xSr₂Ca₂Cu₃O_δ tape in high magnetic fields. Physica C 252 07-11695. .

D. N. Zheng, H. D. Ramsbottom, and D. P. Hampshire - Reversible and irreversible magnetisation of the Chevrel phase superconductor PbMo₆S₈. Phys Rev B 52 12931-12938 (1995). .

C. M. Friend and D. P. Hampshire - Anomalous behaviour in the critical current density of a (Bi_2−xPb_x) Sr₂Ca₂Cu₃O_δ tape below 10K. J. Phys. Cond. Mat.ond. Mat. 7 7709-7715 (1995). .

H. D. Ramsbottom and D. P. Hampshire - A Probe for measuring magnetic field profiles inside superconductors from 4.2K up to T_c in high magnetic fields. J. Meas. Sci. and Tech. 6 1349-1355 (1995).

Papers from the archive

D. P. Hampshire J. Seuntjens L D Cooley D C Larbalestier D C.  Anomalous Suppression  of Transport Critical Current Below B_C2(T) in Oriented Sintered Samples of high T_C Superconductors.  Appl. Phys. Lett., 53 (9), 814, 1988.

D P Hampshire X Cai J Seuntjens D C Larbalestier D C.  Improved Critical Current Characteristics in 1-2-3 Oxide Superconductors:  Weak Flux Pinning and Percolative Aspects.  Supercond. Sci. and Techn. 1, 12-19, 1988.

D C Larbalestier S E Babcock X Cai M Daeumling D P Hampshire T F Kelly L A LaVanier P J Lee J Seuntjens.  Weak Links and the Poor Transport Critical Currents of the 1-2-3 Compounds Invited paper to the International Conference on High Temperature Superconductors, Interlaken, Feb 1988, Switzerland, Physica C, 153, 1580, 1988.

D. P. Hampshire and H. Jones - Analysis of the general structure of the E-I characteristic of high current superconductors with particular reference to a Nb-Ti SRM wire. Cryogenics 27 608-616 (1987)

D. P. Hampshire and H. Jones - A detailed investigation of the E-J characteristic and the role of defect motion within the flux-line lattice for high-current-density , high-field superconducting compounds with particular reference to data on Nb₃Sn throughout its entire field-temperature phase space. J. Phys. C 20 3533-3552 (1987)

D. P. Hampshire and H. Jones - An in depth characterisation of a (NbTa)₃Sn filamentary superconductor. IEEE Trans Magn Vol MAG-21 No. 2 289-292 (1985)

Back to top of page