Find Research Outputs — the University of Bath's research portal

2014

Why we’re preparing weather forecasts … in space

Mitchell, C., 9 Oct 2014, The Conversation.

Research output: Contribution to specialist publication › Article

Open Access

2016

Identification of ionisation structures originating from auroral optical emissions through co-located GPS, riometers, and all-sky camera observations

Forte, B., Gerrard, A. J., Weatherwax, A., Skone, S., Kinrade, J., Bust, G. S., Mitchell, C. & Ebihara, Y., 25 Aug 2016.

Research output: Contribution to conference › Paper

Nonlinear estimation to assimilate GPS TEC data into a regional ionosphere model

Psiaki, M. L., Bust, G. S. & Mitchell, C. N., May 2016, 28th International Technical Meeting of the Satellite Division of the Institute of Navigation, ION GNSS 2015: Volume 5. Institute of Navigation, p. 3497-3510 14 p.

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

4 Citations (Scopus)

2017

GPS phase scintillation and auroral electrojet currents during geomagnetic storms of March 17, 2013 and 2015

Prikryl, P., Ghoddousi-Fard, R., Viljanen, A., Weygand, J. M., Kunduri, B. S. R., Thomas, E. G., Ruohoniemi, J. M., Connors, M., Danskin, D. W., Jayachandran, P. T., Jacobsen, K. S., Andalsvik, Y. L., Durgonics, T., Oksavik, K., Zhang, Y., Spanswick, E., Sreeja, V., Aquino, M., Cilliers, P. J., Li, G. & 5 others, Ning, B., Mitchell, C. N., Spogli, L., Terkildsen, M. & Weatherwax, A. T., 10 Nov 2017, 32nd General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), 2017. IEEE, p. 1-4 4 p.

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

1 Citation (Scopus)

2016

Impact of Ionospheric scintillation on the performance of a network of EGNOS - like monitoring stations

Forte, B., Pinto Jayawardena, T., Panicciari, T., Da Dalt, F., Mitchell, C., Wilhelm, N., Serant, D., Alfonsi, L., Spogli, L., De Franceschi, G., Zin, A. & Marradi, L., 17 Feb 2016.

Research output: Contribution to conference › Paper

2017

Real - world ionospheric events in a Spirent Simulator

Pinto Jayawardena, T., Buesnel, G., Boyles, R., Mitchell, C., Forte, B. & Watson, R., 9 May 2017.

Research output: Contribution to conference › Paper

2014

The application of muon tomography to carbon storage monitoring

Thompson, L. F., Benton, C. J., Clark, S. J., Coleman, M. L., Gluyas, J. G., Kudryavtsev, V. A., Klinger, J. A., Mitchell, C. N., Pal, S., Paling, S. M., Spooner, N. J. C. & Telfer, S. J., 2014, p. 156-159. 4 p.

Research output: Contribution to conference › Paper

1 Citation (Scopus)

2011

The use of GLONASS data in ionospheric imaging over the Antarctic

Yin, P., Mitchell, C. N. & Kinrade, J., Aug 2011, 2011 30th URSI General Assembly and Scientific Symposium, URSIGASS 2011. Piscataway, NJ: IEEE, 4 p. 6050960

Research output: Chapter in Book/Report/Conference proceeding › Chapter

2017

Identification of scintillation signatures on GPS signals originating from plasma structures detected with EISCAT incoherent scatter radar along the same line of sight

Forte, B., Coleman, C., Skone, S., Häggström, I., Mitchell, C., Da Dalt, F., Panicciari, T., Kinrade, J. & Bust, G., 31 Jan 2017, In: Journal of Geophysical Research: Space Physics. 122, 1, p. 916-931 16 p.

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

Open Access

15 Citations (Scopus)

Towards Re-Creating Real-World Ionospheric Scintillation Events in a Spirent Simulator-Based Robust PNT Test Framework

Pinto Jayawardena, T., Buesnel, G., Mitchell, C., Boyles, R., Forte, B. & Watson, R., 30 Jan 2017.

Research output: Contribution to conference › Paper › peer-review

2016

A comparison of the relative effect of the Earth’s Quasi-D.C. and A.C. electric field on Gradient Drift Waves in large-scale plasma structures in the polar regions

Astin, I., Mitchell, C. & Burston, R., 20 Aug 2016, In: Journal of Geophysical Research: Space Physics.

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

Open Access

File

119 Downloads (Pure)

Three‐dimensional modeling of high‐latitude scintillation observations

Chartier, A., Forte, B., Deshpande, K., Bust, G. S. & Mitchell, C., 15 Jul 2016, In: Radio Science. 51, 7

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

Open Access

File

10 Citations (Scopus)

218 Downloads (Pure)

Polar-cap plasma patch primary linear instability growth-rates compared

Burston, R., Mitchell, C. & Astin, I., Apr 2016, In: Journal of Geophysical Research: Space Physics. 121, 4, p. 3439-3451

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

Open Access

File

8 Citations (Scopus)

149 Downloads (Pure)

2017

Ionospheric data assimilation applied to HF geolocation in the presence of traveling ionospheric disturbances

Mitchell, C. N., Rankov, N. R., Bust, G. S., Miller, E., Gaussiran, T., Calfas, R., Doyle, J. D., Teig, L. J., Werth, J. L. & Dekine, I., 1 Jul 2017, In: Radio Science. 52, 7, p. 829-840 12 p.

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

Open Access

5 Citations (Scopus)

2011

A motion-compensated cone-beam CT using electrical impedance tomography imaging

Pengpan, T., Smith, N. D., Qiu, W., Yao, A., Mitchell, C. N. & Soleimani, M., Jan 2011, In: Physiological Measurement. 32, 1, p. 19-34

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

7 Citations (Scopus)

2015

Using sparse regularization for multi-resolution tomography of the ionosphere

Panicciari, T., Smith, N. D., Mitchell, C. N., Da Dalt, F. & Spencer, P. S. J., 2015, In: Nonlinear Processes in Geophysics. 22, 5, p. 613-624 12 p.

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

5 Citations (Scopus)

2014

Further observations of GPS satellite oscillator anomalies mimicking ionospheric phase scintillation

Benton, C. J. & Mitchell, C. N., Jul 2014, In: GPS Solutions. 18, 3, p. 387-391 5 p.

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

9 Citations (Scopus)

2016

Satellite-beacon Ionospheric-scintillation Global Model of the upper Atmosphere (SIGMA) II: inverse modeling with high latitude observations to deduce irregularity physics

Deshpande, K. D., Bust, G. S., Clauer, C. R., Scales, W. A., Frissell, N. A., Ruohoniemi, J. M., Spogli, L., Mitchell, C. & Weatherwax, A. T., 28 Sep 2016, In: Journal of Geophysical Research: Space Physics. 121, 9, p. 9188-9023

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

Open Access

File

26 Citations (Scopus)

309 Downloads (Pure)

2020

Tomographic Imaging of Traveling Ionospheric Disturbances Using GNSS and Geostationary Satellite Observations

Bolmgren, K., Mitchell, C., Bruno, J. & Bust, G., 2 Mar 2020, In: Journal of Geophysical Research: Space Physics. 125, 3, e2019JA027551.

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

Open Access

File

1 Citation (Scopus)

22 Downloads (Pure)

2017

Ionospheric impact on Biomass ESA mission

Alfonsi, L., Povero, G., Spogli, L., Cesaroni, C., Mitchell, C., Burston, R., Vadakke, S. V., Aquino, M., Klaunser, V., Muella, M., Pezzopane, M., Giuntini, A., Forte, B., Hunstad, I., De Franceschi, G., Musicò, E., Pini, M., Vinh, L. T., Tung, T. H., Husin, A. & 6 others, Ekawati, S., de la Cruz-Cayapan, C. V., Abdullah, M., Mat Daud, N., Huy, M. L. & Floury, N., 30 Nov 2017.

Research output: Contribution to conference › Paper

2016

Observation of auroral optical emissions through co-located GPS, riometers, and all-sky imager measurements

Forte, B., Gerrard, A. J., Weatherwax, A., Skone, S., Bust, G. S., Kinrade, J., Ebihara, Y. & Mitchell, C., 27 Jun 2016, International Beacon Satellite Symposium BSS-2016.

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

2014

Robust ionospheric tomography using sparse regularization

Panicciari, T., Smith, N. D., Da Dalt, F. & Mitchell, C. N., Aug 2014, p. 1-4.

Research output: Contribution to conference › Other › peer-review

Experimentally Recorded Amplitude and Phase Scintillation through a Spirent Simulator

Pinto Jayawardena, T., Mohd Ali, A., Forte, B., Kinrade, J., Mitchell, C., Smith, S. & Walter, T., 2014, The Insitute of Navigation, ION GNSS+ 2014.

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

2 Citations (Scopus)

2011

Testing the susceptibility of GNSS receivers to radio frequency interference

Tong, J. R., Watson, R. J. & Mitchell, C. N., 2011, Institute of Navigation - International Technical Meeting 2011, ITM 2011. Fairfax: Institute of Navigation, p. 384-388 5 p. (Institute of Navigation - International Technical Meeting 2011, ITM 2011).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

2014

TOPCAT: A space-borne dual-Frequency GPS receiver for topside ionosphere and plasmasphere computer assisted tomography

Jayawardena, T. P., Mitchell, C., Watson, R. J., Rose, J. R., Coleman, C. J. & Jessop, M., 2014, 27th International Technical Meeting of the Satellite Division of the Institute of Navigation, ION GNSS 2014: Volume 2. Institute of Navigation, p. 1492-1498 7 p.

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

2016

Imaging the topside-ionosphere and plasmasphere with ionospheric tomography using COSMIC GPS TEC: plasmaspheric imaging with tomography

Pinto Jayawardena, T. S., Chartier, A. T., Spencer, P. & Mitchell, C. N., Jan 2016, In: Journal of Geophysical Research: Space Physics. 121, 1, p. 817-831

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

Open Access

9 Citations (Scopus)

2014

Improving ionospheric imaging via the incorporation of direct ionosonde observations into GPS tomography

Cooper, C., Chartier, A. T., Mitchell, C. & Jackson, D. R., 2014, 2014 31th URSI General Assembly and Scientific Symposium, URSI GASS 2014. IEEE, p. 1-3

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

1 Citation (Scopus)

2011

Bipolar climatology of GPS ionospheric scintillation at solar minimum

Alfonsi, L., Spogli, L., De Franceschi, G., Romano, V., Aquino, M., Dodson, A. & Mitchell, C. N., 2011, In: Radio Science. 46, Rs0d05.

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

85 Citations (Scopus)

2014

Method to measure the Stokes parameters of GPS signals

Benton, C. J. & Mitchell, C. N., 1 Jan 2014, In: Radio Science. 49, 1, p. 7-18 12 p.

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

Open Access

1 Citation (Scopus)

38 Downloads (Pure)

Ionospheric imaging in Africa

Chartier, A. T., Kinrade, J., Mitchell, C. N., Rose, J. A. R., Jackson, D. R., Cilliers, P., Habarulema, J-B., Katamzi, Z., McKinnell, L-A., Matamba, T., Opperman, B., Ssessanga, N., Giday, N. M., Tyalimpi, V., De Franceschi, G., Romano, V., Scotto, C., Notarpietro, R., Dovis, F., Avenant, E. & 11 others, Wonnacott, R., Oyeyemi, E., Mahrous, A., Tsidu, G. M., Lekamisy, H., Olwendo, J. O., Sibanda, P., Gogie, T. K., Rabiu, B., De Jong, K. & Adewale, A., 8 Jan 2014, In: Radio Science. 49, 1, p. 19-27 9 p.

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

Open Access

8 Citations (Scopus)

81 Downloads (Pure)

2011

GPS tomography in the polar cap: comparison with ionosondes and in situ spacecraft data

Pokhotelov, D., Jayachandran, P. T., Mitchell, C. N., MacDougall, J. W. & Denton, M. H., Jan 2011, In: GPS Solutions. 15, 1, p. 79-87 9 p.

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

12 Citations (Scopus)

The use of ionospheric tomography and elevation masks to reduce the overall error in single-frequency GPS timing applications

Rose, J. A. R., Tong, J. R., Allain, D. J. & Mitchell, C. N., 15 Jan 2011, In: Advances in Space Research. 47, 2, p. 276-288 13 p.

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

File

7 Citations (Scopus)

160 Downloads (Pure)

2020

Optimizing geophysical muon radiography using information theory

Benton, C. J., Mitchell, C. N., Coleman, M., Paling, S. M., Lincoln, D. L., Thompson, L., Clark, S. J. & Gluyas, J. G., 29 Feb 2020, In: Geophysical Journal International. 220, 2, p. 1078-1094 17 p.

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

2014

Ionospheric corrections for GPS time transfer

Rose, J. A. R., Watson, R. J., Allain, D. J. & Mitchell, C. N., 20 Mar 2014, In: Radio Science. 49, 3, p. 196-206 11 p.

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

Open Access

10 Citations (Scopus)

2011

GPS scintillation and TEC gradients at equatorial latitudes in April 2006

Alfonsi, L., Spogli, L., Tong, J. R., De Franceschi, G., Romano, V., Bourdillon, A., Huy, M. L. & Mitchell, C. N., 17 May 2011, In: Advances in Space Research. 47, 10, p. 1750-1757 8 p.

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

31 Citations (Scopus)

Demonstration of the use of the Doppler Orbitography and Radio positioning Integrated by Satellite (DORIS) measurements to validate GPS ionospheric imaging

Yin, P. & Mitchell, C. N., 3 Aug 2011, In: Advances in Space Research. 48, 3, p. 500-506 7 p.

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

4 Citations (Scopus)

Statistical analysis of travelling ionospheric disturbances using TEC observations from geostationary satellites

Katamzi, Z. T., Smith, N. D., Mitchell, C. N., Spalla, P. & Materassi, M., Jan 2011, In: Journal of Atmospheric and Solar-Terrestrial Physics. 74, p. 64-80

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

21 Citations (Scopus)

2017

A multiresolution inversion for imaging the ionosphere

Yin, P., Zheng, Y. N., Mitchell, C. N. & Li, B., 7 Jun 2017, In: Journal of Geophysical Research: Space Physics. 122, 6, p. 6799-6811 13 p.

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

Open Access

7 Citations (Scopus)

2020

Quality analysis of dual-frequency smartphone-based ionospheric TEC measurements: what can be achieved?

Bruno, J., Darugna, F., Bolmgren, K., Wübbena, J., Mitchell, C. & Schmitz, M., 2020, In: Annals of Geophysics. 63, 0, p. 07 1 p., AC07.

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

Open Access

Rapid and Accurate Measurement of Polarization and Fading of Weak VHF Signals Obliquely Reflected from Sporadic-E Layers

Deacon, C., Witvliet, B. A., Mitchell, C. & Steendam, S., 6 Nov 2020, (Acceptance date) In: IEEE Transactions on Antennas and Propagation. 16 p.

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

Open Access

File

104 Downloads (Pure)

2016

Using EISCAT incoherent scatter radar co-aligned with GPS satellites to obtain details about plasma structures and scattering mechanisms originating scintillation at L band

Forte, B., Da Dalt, F., Panicciari, T., Mitchell, C., Kinrade, J., Bust, G. S., Skone, S., Coleman, C., Haggstrom, I. & Enell, C. F., 27 Jun 2016, International Beacon Satellite Symposium BSS-2016.

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

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

Implementation of a new ionospheric model (ANIMo) into a three-dimensional variational analysis (3D-Var) for imaging and forecasting purposes

Da Dalt, F., Benton, C. J., Panicciari, T., Smith, N. D. & Mitchell, C. N., Aug 2014, p. 1-4.

Research output: Contribution to conference › Other › peer-review

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

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

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

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

12 Citations (Scopus)

140 Downloads (Pure)

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

98 Citations (Scopus)

228 Downloads (Pure)

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

Filters for Research Output

Search results