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• 2016

  Challenges and solutions of estimating low - latitude ionisation gradients in the case of EGNOS

  Da Dalt, F., Panicciari, T., Mitchell, C., Forte, B., Wilhelm, N., Serant, D., Zin, A. & Marradi, L., 17 Feb 2016.

  Research output: Contribution to conference › Paper

• Algorithms for the mitigation of space weather threats at low latitudes, contributing to the extension of EGNOS over Africa

  Forte, B., Da Dalt, F., Panicciari, T., Pinto Jayawardena, T., Mitchell, C., Zin, A., Marradi, L., Muscinelli, R., Fiordiponti, R., Sreeja, V., Aquino, M., Dovis, F., Alfonsi, L., Cesaroni, C., Spogli, L., De Franceschi, G., Haggstrom, I., Enell, C. F., Chawdhry, P. K., Hoeg, P. & 6 others, von Benzon, H-H., Pozoga, M., Kos, T., Vukovic, J., Henley, E. & Jackson, D., 27 Jun 2016, International Beacon Satellite Symposium BSS-2016.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
• 2014

  Improving the vertical electron density profile in ionospheric imaging at storm time: A case study on 25-27 September 2011

  Yin, P. & Mitchell, C. N., 8 Sep 2014, In: Journal of Geophysical Research: Space Physics. 119, 9, p. 7963-7971 9 p.

  Research output: Contribution to journal › Article › peer-review

  • COSMIC
  • electron density
  • radio
  • geomagnetic storm
  • extreme event
  4 Citations (Scopus)
• 2015

  GPS phase scintillation at high latitudes during geomagnetic storms of 7-17 March 2012 - Part 2: Interhemispheric comparison

  Prikryl, P., Ghoddousi-Fard, R., Spogli, L., Mitchell, C. N., Li, G., Ning, B., Cilliers, P. J., Sreeja, V., Aquino, M., Terkildsen, M., Jayachandran, P. T., Jiao, Y., Morton, Y. T., Ruohoniemi, J. M., Thomas, E. G., Zhang, Y., Weatherwax, A. T., Alfonsi, L., De Franceschi, G. & Romano, V., 2 Jun 2015, In: Annales Geophysicae. 33, 6, p. 657-670 14 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • magnetic storms
  • geomagnetic storm
  • polar regions
  • scintillation
  • ionospherics
  12 Citations (Scopus)
• 2011

  Tomographic imaging of the equatorial and low-latitude ionosphere over central-eastern Brazil

  Muella, M., de Paula, E. R., Mitchell, C. N., Kintner, P. M., Paes, R. R. & Batista, I. S., 2011, In: Earth Planets and Space. 63, 2, p. 129-138 10 p.

  Research output: Contribution to journal › Article

  • Brazil
  • tropical regions
  • ionospheres
  • ionosphere
  • electron density
  13 Citations (Scopus)

• Imaging of 3-D plasmaspheric electron density using GPS to LEO satellite differential phase observations

  Spencer, P. S. J. & Mitchell, C. N., Jun 2011, In: Radio Science. 46, 3, 6 p., RS0D04.

  Research output: Contribution to journal › Article › peer-review

  File

  • plasmasphere
  • Carrier concentration
  • low Earth orbits
  • electron density
  • Orbits
  12 Citations (Scopus)

  140 Downloads (Pure)
• 2012

  The use of ionosondes in GPS ionospheric tomography at low latitudes

  Chartier, A. T., Smith, N. D., Mitchell, C. N., Jackson, D. R. & Patilongo, P. J. C., Oct 2012, In: Journal of Geophysical Research. 117, A10, A10326.

  Research output: Contribution to journal › Article › peer-review

  • ionosondes
  • tomography
  • tropical regions
  • total electron content
  • ionospherics
  14 Citations (Scopus)

• GPS satellite oscillator faults mimicking ionospheric phase scintillation

  Benton, C. & Mitchell, C., Oct 2012, In: GPS Solutions. 16, 4, p. 477-482 6 p.

  Research output: Contribution to journal › Article › peer-review

  • GPS
  • effect
  8 Citations (Scopus)
• 2011

  Sensing the earth with the SGR-ReSI multi-antenna space GPS/GNSS receiver

  Unwin, M., De Vos Van Steenwijk, R., Brenchley, M., Gommenginger, C., Mitchell, C. & Gao, S., 2011, In: Advances in the Astronautical Sciences. 141, p. 735-744 10 p.

  Research output: Contribution to journal › Article

  • remote sensing
  • GNSS
  • Remote sensing
  • antenna
  • antennas
• 2012

  Development of Low-Cost Spaceborne Multi-Frequency GNSS Receiver for Navigation and GNSS Remote Sensing

  Unwin, M., Gao, S., de Vos van Steenwijk, R., Jales, P., Maqsood, M., Gommenginger, C., Rose, J., Mitchell, C. & Partington, K., 2012, In: International Journal of Space Science and Engineering.

  Research output: Contribution to journal › Article › peer-review
• 2014

  System design for geosynchronous synthetic aperture radar missions

  Hobbs, S., Mitchell, C., Forte, B., Holley, R., Snapir, B. & Whittaker, P., 8 May 2014, In: IEEE Transactions on Geoscience and Remote Sensing. 52, 12, p. 7750-7763 14 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Synthetic aperture radar
  • synthetic aperture radar
  • Systems analysis
  • spatial resolution
  • Compensation and Redress
  98 Citations (Scopus)

  228 Downloads (Pure)
• 2011

  Isolating the multipath component in GNSS signal-to-noise data and locating reflecting objects

  Benton, C. & Mitchell, C. N., 2011, In: Radio Science. 46, RS6002.

  Research output: Contribution to journal › Article › peer-review

  File

  • satellite navigation systems
  • Signal systems
  • GNSS
  • Satellites
  • Navigation
  24 Citations (Scopus)

  160 Downloads (Pure)
• 2012

  Towards adapting a normal patient database forSPECT brain perfusion imaging

  Smith, N. D., Holmes, R. B., Soleimani, M., Evans, M. J., Cade, S. C. & Mitchell, C. N., Jun 2012, In: Inverse Problems. 28, 6, 17 p., 065001.

  Research output: Contribution to journal › Article › peer-review
  1 Citation (Scopus)
• 2020

  A realistic simulation framework to evaluate ionospheric tomography

  Bruno, J., Mitchell, C. N., Bolmgren, K. H. A. & Witvliet, B. A., 1 Feb 2020, In: Advances in Space Research. 65, 3, p. 891-901 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Carrier concentration
  • ionospherics
  • electron density
  • Ionosphere
  • Tomography
  3 Citations (Scopus)

  24 Downloads (Pure)

• GPS loss of lock statistics over Brazil during the 24th solar cycle

  Damaceno, J. G., Bolmgren, K., Bruno, J., De Franceschi, G., Mitchell, C. & Cafaro, M., 9 Apr 2020, In: Advances in Space Research.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Brazil
  • solar cycles
  • solar cycle
  • Global positioning system
  • GPS

• Tomographic imaging of a large-scale travelling ionosphericdisturbance during the Halloween storm of 2003

  Bolmgren, K., Mitchell, C., Pinto Jayawardena, T., Bust, G. S., Bruno, J. & Mitchell, E., 3 Nov 2020, In: Annales Geophysicae. 38, 6, p. 1149-1157 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 2016

  Ionospheric data assimilation and forecasting during storms

  Chartier, A. T., Matsuo, T., Anderson, J. L., Collins, N., Hoar, T. J., Lu, G., Mitchell, C. N., Coster, A. J., Paxton, L. J. & Bust, G. S., 18 Feb 2016, In: Journal of Geophysical Research: Space Physics. 121, 1, p. 764-778 15 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • data assimilation
  • forecasting
  • total electron content
  • electrodynamics
  • thermosphere
  23 Citations (Scopus)

  220 Downloads (Pure)
• 2012

  A study of L-band scintillations and total electron content at an equatorial station, Lagos, Nigeria

  Adewale, A. O., Oyeyemi, E. O., Adeloye, A. B., Mitchell, C. N., Rose, J. A. R. & Cilliers, P. J., 7 Apr 2012, In: Radio Science. 47, RS2011, RS004846.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Nigeria
  • Scintillation
  • total electron content
  • ultrahigh frequencies
  • Electrons
  18 Citations (Scopus)

  184 Downloads (Pure)