Items where NERC Author is "Mitchell, Nicholas"

2024

Dawkins, E.C.M.; Janches, D.; Stober, G.; Carrillo‐Sánchez, J.D.; Lieberman, R.S.; Jacobi, C.; Moffat-Griffin, T. ORCID: https://orcid.org/0000-0002-9670-6715; Mitchell, N.J.; Cobbett, N.; Batista, P. P.; Andrioli, V. F.; Buriti, R. A.; Murphy, D. J.; Kero, J.; Gulbrandsen, N.; Tsutsumi, M.; Kozlovsky, A.; Lester, M.; Kim, J.‐H.; Lee, C.; Liu, A.; Fuller, B.; O’Connor, D.; Palo, S. E.; Taylor, M. J.; Marino, J.; Rainville, N.. 2024 Seasonal and Local Time Variation in the Observed Peak of the Meteor Altitude Distributions by Meteor Radars. Journal of Geophysical Research: Atmospheres, 129 (21), e2024JD040978. 17, pp. https://doi.org/10.1029/2024JD040978

Ramesh, K. ORCID: https://orcid.org/0000-0001-5642-8864; Mitchell, Nicholas J.; Hindley, Neil P.; Moffat-Griffin, Tracy ORCID: https://orcid.org/0000-0002-9670-6715. 2024 Long‐Term Variability and Tendencies in Mesosphere and Lower Thermosphere Winds From Meteor Radar Observations Over Esrange (67.9°N, 21.1°E). Journal of Geophysical Research: Atmospheres, 129 (7), e2023JD040404. 24, pp. https://doi.org/10.1029/2023JD040404

Noble, Phoebe E.; Hindley, Neil P.; Wright, Corwin J.; Cullens, Chihoko; England, Scott; Pedatella, Nicholas; Mitchell, Nicholas J.; Moffat-Griffin, Tracy ORCID: https://orcid.org/0000-0002-9670-6715. 2024 Interannual Variability of Winds in the Antarctic Mesosphere and Lower Thermosphere Over Rothera (67°S, 68°W) During 2005–2021 in Meteor Radar Observations and WACCM‐X. Journal of Geophysical Research: Atmospheres, 129 (4). 21, pp. https://doi.org/10.1029/2023JD039789

2023

Stober, Gunter; Liu, Alan; Kozlovsky, Alexander; Qiao, Zishun; Krochin, Witali; Shi, Guochun; Kero, Johan; Tsutsumi, Masaki; Gulbrandsen, Njål; Nozawa, Satonori; Lester, Mark; Baumgarten, Kathrin; Belova, Evgenia; Mitchell, Nicholas. 2023 Identifying gravity waves launched by the Hunga Tonga–Hunga Ha′apai volcanic eruption in mesosphere/lower-thermosphere winds derived from CONDOR and the Nordic Meteor Radar Cluster [in special issue: on the joint 20th International EISCAT Symposium and 15th International Workshop on Layered Phenomena in the Mesopause Region] Annales Geophysicae, 41 (1). 197-208. https://doi.org/10.5194/angeo-41-197-2023

Dawkins, E.C.M.; Stober, G.; Janches, D.; Carrillo‐Sánchez, J.D.; Lieberman, R.S.; Jacobi, C.; Moffat-Griffin, T. ORCID: https://orcid.org/0000-0002-9670-6715; Mitchell, N.J.; Cobbett, N.; Batista, P.P.; Andrioli, V.F.; Buriti, R.A.; Murphy, D.J.; Kero, J.; Gulbrandsen, N.; Tsutsumi, M.; Kozlovsky, A.; Kim, J.H.; Lee, C.; Lester, M.. 2023 Solar Cycle and Long‐Term Trends in the Observed Peak of the Meteor Altitude Distributions by Meteor Radars. Geophysical Research Letters, 50 (2), e2022GL101953. 11, pp. https://doi.org/10.1029/2022GL101953

2022

Wang, Jianyuan; Yi, Wen; Wu, Jianfei; Chen, Tingdi; Xue, Xianghui; Zeng, Jie; Vincent, Robert A.; Reid, Iain M.; Batista, Paulo P.; Buriti, Ricardo A.; Tsuda, Toshitaka; Mitchell, Nicholas J.; Dou, Xiankang. 2022 Coordinated observations of migrating tides by multiple meteor radars in the equatorial mesosphere and lower thermosphere. Journal of Geophysical Research: Space Physics, 127 (12), e2022JA030678. 17, pp. https://doi.org/10.1029/2022JA030678

Dempsey, Shaun M.; Noble, Phoebe E.; Wright, Corwin J.; Mitchell, Nicholas J.; Moffat-Griffin, Tracy ORCID: https://orcid.org/0000-0002-9670-6715. 2022 Interannual variability of the 12-hour tide in the mesosphere and lower thermosphere in 15 years of meteor-radar observations over Rothera (68° S, 68° W). Journal of Geophysical Research: Atmospheres, 127 (22), e2022JD036694. 18, pp. https://doi.org/10.1029/2022JD036694

Stober, G.; Liu, A.; Kozlovsky, A.; Qiao, Z.; Kuchar, A.; Jacobi, C.; Meek, C.; Janches, D.; Liu, G.; Tsutsumi, M.; Gulbrandsen, N.; Nozawa, S.; Lester, M.; Belova, E.; Kero, J.; Mitchell, N.. 2022 Meteor radar vertical wind observation biases and mathematical debiasing strategies including the 3DVAR+DIV algorithm. Atmospheric Measurement Techniques, 15 (19). 5769-5792. https://doi.org/10.5194/amt-15-5769-2022

Günzkofer, F.; Pokhotelov, D.; Stober, G.; Liu, H.; Liu, H.‐L.; Mitchell, N.J.; Tjulin, A.; Borries, C.. 2022 Determining the origin of tidal oscillations in the ionospheric transition region with EISCAT radar and global simulation data. Journal of Geophysical Research: Space Physics, 127 (10). 17, pp. https://doi.org/10.1029/2022JA030861

Hindley, Neil P.; Cobbett, Neil; Fritts, David C.; Janchez, Diego; Mitchell, Nicholas J.; Moffat-Griffin, Tracy ORCID: https://orcid.org/0000-0002-9670-6715; Smith, Anne K.; Wright, Corwin J.. 2022 Radar observations of winds, waves and tides in the mesosphere and lower thermosphere over South Georgia island (54° S, 36° W) and comparison with WACCM simulations. Atmospheric Chemistry and Physics, 22 (14). 9435-9459. https://doi.org/10.5194/acp-22-9435-2022

Griffith, M.J.; Mitchell, N.J.. 2022 Analysis of migrating and non-migrating tides of the Extended Unified Model in the mesosphere and lower thermosphere. Annales Geophysicae, 40. 327-358. https://doi.org/10.5194/angeo-40-327-2022

Liu, Guiping; Janches, Diego; Ma, Jun; Lieberman, Ruth S.; Stober, Gunter; Moffat-Griffin, Tracy ORCID: https://orcid.org/0000-0002-9670-6715; Mitchell, Nicholas J.; Kim, Jeong‐Han; Lee, Changsup; Murphy, Damian J.. 2022 Mesosphere and lower thermosphere winds and tidal variations during the 2019 Antarctic Sudden Stratospheric Warming. Journal of Geophysical Research: Space Physics, 127 (3), e2021JA030177. 17, pp. https://doi.org/10.1029/2021JA030177

2021

Stober, G.; Kozlovsky, A.; Liu, A.; Qiao, Z.; Tsutsumi, M.; Hall, C.; Nozawa, S.; Lester, M.; Belova, E.; Kero, J.; Espy, P.J.; Hibbins, R.E.; Mitchell, N.J.. 2021 Atmospheric tomography using the Nordic Meteor Radar Cluster and Chilean Observation Network De Meteor Radars: Network details and 3D-Var retrieval. Atmospheric Measurement Techniques, 14 (10). 6509-6532. https://doi.org/10.5194/amt-14-6509-2021

Stober, G.; Kuchar, A.; Pokhotelov, D.; Liu, H.; Liu, H.-L.; Schmidt, H.; Jacobi, C.; Baumgarten, K.; Brown, P.; Janches, D.; Murphy, D.; Kozlovsky, A.; Lester, M.; Belova, E.; Kero, J.; Mitchell, N.. 2021 Interhemispheric differences of mesosphere-lower thermosphere winds and tides investigated from three whole-atmosphere models and meteor radar observations. Atmospheric Chemistry and Physics, 21 (18). 13855-13902. https://doi.org/10.5194/acp-21-13855-2021

Wang, J.C.; Palo, S.E.; Forbes, J.M.; Marino, J.; Moffat-Griffin, T. ORCID: https://orcid.org/0000-0002-9670-6715; Mitchell, N.J.. 2021 Unusual quasi 10‐day planetary wave activity and the ionospheric response during the 2019 Southern Hemisphere sudden stratospheric warming. Journal of Geophysical Research: Space Physics, 126 (6), e2021JA029286. https://doi.org/10.1029/2021JA029286

Dempsey, Shaun M.; Hindley, Neil P.; Moffat-Griffin, Tracy ORCID: https://orcid.org/0000-0002-9670-6715; Wright, Corwin J.; Smith, Anne K.; Du, Jian; Mitchell, Nicholas J. ORCID: https://orcid.org/0000-0003-1149-8484. 2021 Winds and tides of the Antarctic mesosphere and lower thermosphere: One year of meteor-radar observations over Rothera (68°S, 68°W) and comparisons with WACCM and eCMAM. Journal of Atmospheric and Solar-Terrestrial Physics, 212, 105510. 22, pp. https://doi.org/10.1016/j.jastp.2020.105510