Search Results - "Lui, T. A."

Reduction of the cross-tail current during near-Earth dipolarization with multisatellite observations by Lui, A. T. Y.

“…We examine a near‐Earth current disruption/dipolarization (CDD) event in which two THEMIS satellites were located at nearly identical equatorial projections…”
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Comment on "Tail reconnection triggering substorm onset" by Lui, A T Y

“…Angelopoulos et al. (Research Articles, 15 August 2008, p. 931) reported that magnetic reconnection in Earth's magnetotail triggered the onset of a…”
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On the Relation Between Jovian Aurorae and the Loading/Unloading of the Magnetic Flux: Simultaneous Measurements From Juno, Hubble Space Telescope, and Hisaki by Yao, Z. H., Grodent, D., Kurth, W. S., Clark, G., Mauk, B. H., Kimura, T., Bonfond, B., Ye, S.‐Y., Lui, A. T., Radioti, A., Palmaerts, B., Dunn, W. R., Ray, L. C., Bagenal, F., Badman, S. V., Rae, I. J., Guo, R. L., Pu, Z. Y., Gérard, J.‐C., Yoshioka, K., Nichols, J. D., Bolton, S. J., Levin, S. M.

“…We present simultaneous observations of aurorae at Jupiter from the Hubble Space Telescope and Hisaki, in combination with the in situ measurements of magnetic…”
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Revisiting Time History of Events and Macroscale Interactions during Substorms (THEMIS) substorm events implying magnetic reconnection as the substorm trigger by Lui, A. T. Y.

“…A recent trend in substorm research is the time history approach, motivated by the NASA mission Time History of Events and Macroscale Interactions during…”
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Empirical modeling of 3-D force-balanced plasma and magnetic field structures during substorm growth phase by Yue, Chao, Wang, Chih-Ping, Nishimura, Yukitoshi, Murphy, Kyle R., Xing, Xiaoyan, Lyons, Larry, Henderson, Michael, Angelopoulos, Vassilis, Lui, A. T. Y., Nagai, Tsugunobu

“…Accurate evaluation of the physical processes during the substorm growth phase, including formation of field‐aligned currents (FACs), isotropization by current…”
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Responses of different ion species to fast plasma flows and local dipolarization in the plasma sheet by Ohtani, S., Nosé, M., Miyashita, Y., Lui, A. T. Y.

“…We investigate the responses of different ion species (H+, He+, He++, and O+) to fast plasma flows and local dipolarization in the plasma sheet in terms of…”
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Evolution of plasma sheet particle content under different interplanetary magnetic field conditions by Wang, Chih-Ping, Lyons, Larry R., Nagai, Tsugunobu, Weygand, James M., Lui, A. T. Y.

“…We have statistically analyzed Geotail data to investigate the processes that result in a plasma sheet that is denser under a prolonged northward than…”
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Time delay of interplanetary magnetic field penetration into Earth's magnetotail by Rong, Z. J., Lui, A. T. Y., Wan, W. X., Yang, Y. Y., Shen, C., Petrukovich, A. A., Zhang, Y. C., Zhang, T. L., Wei, Y.

“…Many previous studies have demonstrated that the interplanetary magnetic field (IMF) can control the magnetospheric dynamics. Immediate magnetospheric…”
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Spatial distributions of ions and electrons from the plasma sheet to the inner magnetosphere: Comparisons between THEMIS-Geotail statistical results and the Rice convection model by Wang, Chih-Ping, Gkioulidou, Matina, Lyons, Larry R., Wolf, Richard A., Angelopoulos, Vassilis, Nagai, Tsugunobu, Weygand, James M., Lui, A. T. Y.

“…To understand the processes responsible for the formation and structure of plasma sheet and ring current particles, we have used THEMIS and Geotail data to…”
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The role of magnetic field fluctuations in nonadiabatic acceleration of ions during dipolarization by Ono, Y., Nosé, M., Christon, S. P., Lui, A. T. Y.

“…We statistically examine changes in the composition of two different ion species, proton and oxygen ions, in the near‐Earth plasma sheet (X = −16 RE ∼ −6 RE)…”
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Energetic O+ and H+ ions in the plasma sheet: Implications for the transport of ionospheric ions by Ohtani, S., Nosé, M., Christon, S. P., Lui, A. T. Y.

“…The present study statistically examines the characteristics of energetic ions in the plasma sheet using the Geotail/Energetic Particle and Ion Composition…”
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Characteristics of storm time ion composition in the near-Earth plasma sheet using Geotail and RBSP measurements by Pandya, Megha, Veenadhari, Bhaskara, Nosé, Masahito, Kumar, Sandeep, Reeves, Geoff D., Lui, A. T. Y.

“…Solar wind particles and ionospheric O + ions influence the near-Earth plasma sheet and inner magnetospheric composition. We studied the behavior of H + , O +…”
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Empirical modeling of a CIR-driven magnetic storm by Sitnov, M. I., Tsyganenko, N. A., Ukhorskiy, A. Y., Anderson, B. J., Korth, H., Lui, A. T. Y., Brandt, P. C.

“…The empirical analysis of structure and evolution of the geomagnetic field and underlying electric currents during the 8–11 March 2008 magnetospheric storm,…”
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Cluster observations of unusually high concentration of energetic O+ carried by flux ropes in the nightside high-latitude magnetosheath during a storm initial phase by Duan, Suping, Dai, Lei, Wang, Chi, Lui, A. T. Y., Liu, Zhenxing, He, Zhaohai, Zhang, Yongcun, Dandouras, I., Reme, H.

“…We present measurements from Cluster spacecraft to investigate the energetic singly charged oxygen ions, O+, within the flux ropes in the nightside…”
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Importance of auroral features in the search for substorm onset processes by Akasofu, Syun-Ichi, Lui, A. T. Y., Meng, C.-I.

“…Auroral features at about the onset time of substorms are revisited to emphasize their importance in considering substorm onset processes. This study is based…”
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South-north asymmetry of field-aligned currents in the magnetotail observed by Cluster by Shi, J. K., Cheng, Z. W., Zhang, T. L., Dunlop, M., Liu, Z. X., Torkar, K., Fazakerley, A., Lucek, E., Rème, H., Dandouras, I., Lui, A. T. Y., Pu, Z. Y., Walsh, A. P., Volwerk, M., Lahiff, A. D., Taylor, M. G. G. T., Grocott, A., Kistler, L. M., Lester, M., Mouikis, C., Shen, C.

“…We statistically investigated features of the field‐aligned current (FAC) distribution in plasma sheet boundary layers between 17 and 19 RE in the magnetotail…”
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Cross-tail current evolution during substorm dipolarization by Lui, A. T. Y.

“…We examine evolution of the cross-tail current during substorm current disruption/dipolarization using observations from two satellites in the near-Earth…”
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Dipolarizing Flux Bundles and Magnetic Flux Transport by Lui, A. T. Y.

“…An important feature intimately related to substorm process is the development of dipolarization in the near‐Earth region. A common concept is that it arises…”
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An explanation of auroral intensification during the substorm expansion phase by Yao, Zhonghua, Rae, I. J., Lui, A. T. Y., Murphy, K. R., Owen, C. J., Pu, Z. Y., Forsyth, C., Grodent, D., Zong, Q.‐G., Du, A. M., Kalmoni, N. M. E.

“…A multiple auroral onset substorm on 28 March 2010 provides an opportunity to understand the physical mechanism in generating auroral intensifications during a…”
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Geomagnetic activity triggered by interplanetary shocks by Yue, C., Zong, Q. G., Zhang, H., Wang, Y. F., Yuan, C. J., Pu, Z. Y., Fu, S. Y., Lui, A. T. Y., Yang, B., Wang, C. R.

“…Interplanetary (IP) shocks can greatly disturb the Earth's magnetosphere, causing the global dynamic changes in the electromagnetic fields and the plasma. In…”
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