Report/Guide

Harmon, S; Henderson, L C A (2009) EUROMET Projects 473 and 612: Comparison of the measurement of current transformers (CTs). NPL Report. TQE 4

Henderson, L C A; Hall, M J; Harmon, S A C; Ashcroft, G; Warnecke, P*; Schumacher, B*; Rietveld, G*; Brigodiot, G*; Hocking, C*; White, A*; Bodenberger, R* (2004) Techniques and materials for the measurement of DC and AC conductivity of non-ferrous metals and alloys. Conductivity. Final report (open version) on activities within the RTD Project G6RD-CT-2000-00210. NPL Report. DEM-ES 001

Sievert, J*; Ahlers, H*; Fiorillo, F*; Rocchino, L*; Hall, M J; Henderson, L C A (2001) Magnetic measurements on electrical steels using Epstein and SST methods. Technical Report. PTB, Germany.

Hall, M; Bartholomew, J G; Henderson, L C A (2001) Measurement of the magnetic dipole moment of ferromagnetic material specimens. NPL Report. CETM 31

Hall, M; Drake, A E; Henderson, L C A (1999) Guidance notes for use with NPL low relative magnetic permeability reference materials. NPL Report. CEM 12

Kibble, B P; Williams, J M; Henderson, L C A; Atreed, D*; Bramley, P*; Cook, J*; Crisp, P*; Cronin, L*; Knight, B*; Outram, S*; Skinner, D*; Williams, B* (1999) A guide to measuring resistance and impedance below 1 MHz. Technical Report. Institute of Measurement and Control / National Physical Laboratory.

Henderson, L C A; Jones, R G (1995) Strategic areas: use of Josephson junction array voltage standards in industrial laboratories. NPL Report. CETM 3

Article

Harmon, S; Henderson, L C A; Hall, M J (2009) Final report on EUROMET Project 427, EUROMET.EM-S7: comparison of AC and DC conductivity standards. Metrologia, 46 (1A). 01009.

Harmon, S A C; Hall, M J; Henderson, L C A; Munday, P P (2004) Calibration of commercial conductivity meters for measuring small items. IEE Proc. Sci. Meas. Technol., 151 (5). pp. 376-380.

Weyland, K*; Simon, E*; Henderson, L C A; Bartholomew, J G; Teunisse, G M*; Blanc, I*; Crotti, G*; Kupec, J*; Jeglic, A*; Gersak, G*; Humar, J*; Puranen, L O* (2001) International comparison of magnetic flux density by means of field coil transfer standards. Metrologia, 38. pp. 187-191.

Henderson, L C A (2000) Editorial on electromagnetic measurements. IEE Proc. Sci. Meas. Technol., 147 (4). p. 173.

Hall, M J; Drake, A E; Henderson, L C A (2000) Traceable measurements of soft magnetic materials at high frequencies. J. Magn. Magn. Mater., 215-21. pp. 717-719.

Henderson, L C A; Hall, M; Bartholomew, J; Drake, A E; Harmon, S (1999) Are your magnetic measurements really traceable: an introduction to NPL's capabilities. CalLab Mag., 6 (2). pp. 26-32.

Henderson, L C A; Hall, M J; Sievert, J D*; Stanbury, H J* (1999) International comparison summary report: measurements on electrical sheet steels. Metrologia, 36. pp. 481-484.

Henderson, L C A; Williams, J (1999) A guide to measuring resistance and impedance below 1 MHz. IEE Colloq. Dig., 019. pp. 1/1-2.

Gengru, Z*; Yifei, H*; Wang, L*; Guifen, Z*; Dalsgaard Jensen, H*; Henderson, L C A; Thompson, R (1997) Comparison of Josephson Array voltage standards using Zener Reference Standards. Metrologia, 34 (5). pp. 423-425.

Henderson, L C A; Pickering, J R*; Thompson, R (1995) Eliminating a source of "stepping" noise in Josephson voltage standards. CAL LAB Magazine (Nov/De).

Henderson, L C A; Hartland, A; Williams, J M (1993) Measurements of 10V standards using a 1V Josephson array. IEEE Trans. Instrum. Meas., 42 (2). pp. 577-579.

Conference or Workshop Item

Hall, M J; Henderson, L C A; Ashcroft, G; Harmon, S; Warnecke, P*; Schmacher, B*; Rietveld, G* (2004) Discrepancies between the DC and AC measurement of low frequency electrical conductivity. In: Conference on Precision Electromagnetic Measurements (CPEM) 2004, 27 June - 2 July 2004, London, UK.

Rietveld, G*; Koijmans, Ch V*; Henderson, L C A; Hall, M J; Harmon, S A C; Warnecke, P*; Schumacher, B* (2002) DC conductivity measurements in the Van der Pauw geometry. In: 2002 Conference on Precision Electromagnetic Measurements (CPEM), 16-21 June 2002, Ottawa, Canada.

Harmon, S A C; Henderson, L C A (2001) Comparison of the Measurement of Current Transformers EUROMET Project 473. In: BEMC 2001- 10th British Electromagnetic Measurement Conference, 6-8 November 2001, Harrogate, UK.

Hall, M; Bartholomew, J G; Harmon, S A C; Henderson, L C A (2001) The calibration and use of commercial low relative magnetic permeability measurement equipment in mass metrology. In: National Measurement Conference (NMC) 2001, 6-8 November 2001, Harrogate, UK.

Hall, M; Bartholomew, J G; Harmon, S A C; Henderson, L C A (2001) The traceable measurement of magnetic dipole moment and the calibration of commercial magnetometers. In: BEMC 2001- 10th British Electromagnetic Measurement Conference, 6-8 November 2001, Harrogate, UK.

Weyand, K*; Trenkler, G*; Henderson, L C A; Bartholomew, J; Teunisse, G M*; Blanc, I*; Crotti, G*; Kupec, J*; Jeglic, A*; Gersak, G*; Humar, J*; Puranen, L O* (2000) Intercomparison of magnetic flux density by means of field coil transfer standard. In: Conference on Precision Electromagnetic Measurements (CPEM) 2000, 14-19 May 2000, Sydney, Australia.

Bartholomew, J G; Hall, M J; Drake, A E; Henderson, L C A (1999) Magnetization and measurement of high energy permanent magnet materials. In: BEMC 99 - 9th International Conference on Electromagnetic Measurement, 2-4 November 1999, Brighton, UK.

Thompson, R P; Fletcher, N E; Williams, J M; Henderson, L C A (1999) The automated two Josephson array system for RVD calibrations. In: BEMC 99 - 9th International Conference on Electromagnetic Measurement, 2-4 November 1999, Brighton, UK.

Thompson, R; Henderson, L C A (1997) The NPL 10 V JJAVS: an update on its use for DVM linearity measurements. In: BEMC 97 8th International Conference on Electromagnetic Measurement Digest, 4-6 November 1997, National Physical Laboratory, Teddington.

Henderson, L C A; Thompson, R (1996) The NPL 10V Josephson junction array voltage standard. In: 1996 Conference on Precision Electromagnetic Measurements, 17-21 June 1996, Braunschweig, Germany.

Henderson, L C A; Thompson, R P (1995) The NPL 10V Josephson junction array voltage standard. In: BEMC 95 7th British Electromagnetic Measurements Conference Digest, 6-9 November 1995, Malvern, UK.

Henderson, L C A; Williams, J M; Hartland, A (1994) Research in support of calibration services in DC voltage and resistance at NPL, UK. In: Proc. XIII IMEKO World Congress, September 1994.

Henderson, L C A (1993) Automation of the NPL 1 V Josephson array voltage standard. In: 6th British Electromagnetic Measurements Conference Digest (BEMC 93), 2-4 November 1993, NPL, Teddington, UK.

Maftoum, W R E*; Henderson, L C A (1993) Experimental study of the noise properties of electrical voltage references. In: 6th British Electromagnetic Measurements Conference Digest (BEMC 93), 2-4 November 1993, NPL, Teddington, UK.