Search Results - "Hamrin, M."

H+/O+ Escape Rate Ratio in the Venus Magnetotail and its Dependence on the Solar Cycle by Persson, M., Futaana, Y., Fedorov, A., Nilsson, H., Hamrin, M., Barabash, S.

“…A fundamental question for the atmospheric evolution of Venus is how much water‐related material escapes from Venus to space. In this study, we calculate the…”
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Dipolarization fronts as a consequence of transient reconnection: In situ evidence by Fu, H. S., Cao, J. B., Khotyaintsev, Yu. V., Sitnov, M. I., Runov, A., Fu, S. Y., Hamrin, M., André, M., Retinò, A., Ma, Y. D., Lu, H. Y., Wei, X. H., Huang, S. Y.

“…Dipolarization fronts (DFs) are frequently detected in the Earth's magnetotail from XGSM = −30 RE to XGSM = −7 RE. How these DFs are formed is still poorly…”
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The Delayed Time Response of Geomagnetic Activity to the Solar Wind by Maggiolo, R., Hamrin, M., De Keyser, J., Pitkänen, T., Cessateur, G., Gunell, H., Maes, L.

“…We investigate the lagged correlation between a selection of geomagnetic indices and solar wind parameters for a complete solar cycle, from 2000 to 2011. We…”
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Evolution of High‐Speed Jets and Plasmoids Downstream of the Quasi‐Perpendicular Bow Shock by Goncharov, O., Gunell, H., Hamrin, M., Chong, S.

“…Plasma structures with enhanced dynamic pressure, density, or speed are often observed in Earth's magnetosheath. We present a statistical study of these…”
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Statistical Properties of the Distribution and Generation of Kinetic‐Scale Flux Ropes in the Terrestrial Dayside Magnetosheath by Xiao, Y. C., Yao, S. T., Guo, R. L., Shi, Q. Q., Zong, Q. G., Zhang, H., Bai, S. C., Hamrin, M., Pitkänen, T., Tian, A. M., Degeling, A. W., Liu, J.

“…The generation of kinetic‐scale flux ropes (KSFRs) is closely related to magnetic reconnection. Both flux ropes and reconnection sites are detected in the…”
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Dawn‐Dusk Ion Flow Asymmetry in the Plasma Sheet: Interplanetary Magnetic Field By Versus Distance With Respect to the Neutral Sheet by Chong, Ghai Siung, Pitkänen, T., Hamrin, M., Kullen, A.

“…Previous studies have shown that the average dawn‐dusk component of the perpendicular plasma flow in the plasma sheet (V⊥) can vary depending on the distance…”
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Waves in Magnetosheath Jets—Classification and the Search for Generation Mechanisms Using MMS Burst Mode Data by Krämer, E., Hamrin, M., Gunell, H., Karlsson, T., Steinvall, K., Goncharov, O., André, Mats

“…Magnetosheath jets are localized dynamic pressure enhancements in the magnetosheath. We make use of the high time resolution burst mode data of the…”
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Ion Dynamics at the Magnetopause of Ganymede by Fatemi, S., Poppe, A. R., Vorburger, A., Lindkvist, J., Hamrin, M.

“…We study the dynamics of the thermal O+ and H+ ions at Ganymede's magnetopause when Ganymede is inside and outside of the Jovian plasma sheet using a…”
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Unveiling the 3D structure of magnetosheath jets by Fatemi, S, Hamrin, M, Krämer, E, Gunell, H, Nordin, G, Karlsson, T, Goncharov, O

“…ABSTRACT Magnetosheath jets represent localized enhancements in dynamic pressure observed within the magnetosheath. These energetic entities, carrying excess…”
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Ion Convection as a Function of Distance to the Neutral Sheet in Earth's Magnetotail by Chong, Ghai Siung, Pitkänen, T., Hamrin, M., Schillings, A.

“…We utilized 33 years of data obtained by the Geotail, THEMIS, Cluster and MMS missions to investigate the slow (<200 km/s) ion flows perpendicular to the…”
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Tailward Flows in the Vicinity of Fast Earthward Flows by Chong, Ghai Siung, De Spiegeleer, A., Hamrin, M., Pitkänen, T., Gunell, H., Aizawa, S.

“…The occurrence of tailward flows in the magnetotail plasma sheet is closely linked to the dynamics of earthward bursty bulk flows (BBFs). Tailward flows that…”
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On the origin of magnetosheath plasmoids and their relation to magnetosheath jets by Karlsson, T., Kullen, A., Liljeblad, E., Brenning, N., Nilsson, H., Gunell, H., Hamrin, M.

“…We investigate localized magnetosheath and solar wind density enhancements, associated with clear magnetic field changes, and therefore referred to as…”
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Fast Earthward Convection in the Magnetotail and Nonzero IMF By: MMS Statistics by Pitkänen, T., Chong, G. S., Hamrin, M., Kullen, A., Vanhamäki, H., Park, J.‐S., Nowada, M., Schillings, A., Krämer, E.

“…We statistically investigate convective earthward fast flows using data measured by the Magnetospheric Multiscale mission in the tail plasma sheet during…”
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Observations of multiharmonic ion cyclotron waves due to inverse ion cyclotron damping in the northern magnetospheric cusp by Slapak, R., Gunell, H., Hamrin, M.

“…We present a case study of inverse ion cyclotron damping taking place in the northern terrestrial magnetospheric cusp, exciting waves at the ion cyclotron…”
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Electron Vortex Generation in Earth's Collisionless Bow Shock: MMS Observations by Yao, S. T., Zhang, H., Shi, Q. Q., Liu, J., Guo, R. L., Sun, W. J., Gershman, Daniel J., Hamrin, M., Degeling, A. W., Treumann, R. A., Pitkänen, T., Tian, A. M.

“…In astrophysics and space, supercritical shock is generated when an object interacts with an incoming supersonic plasma stream. Its downstream plasmas are…”
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Relevance of the North‐South Electric Field Component in the Propagation of Fast Convective Earthward Flows in the Magnetotail: An Event Study by Pitkänen, T., Hamrin, M., Chong, G. S., Kullen, A.

“…Fast earthward plasma flows are commonly observed in the magnetotail plasma sheet. These flows are often termed as bursty bulk flows because of their bursty…”
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Ion‐Vortex Magnetic Hole With Reversed Field Direction in Earth's Magnetosheath by Yao, S. T., Li, J. H., Zhou, X.‐Z., Shi, Q. Q., Zong, Q.‐G., Zhang, H., Li, W. Y., Hamrin, M., Volwerk, M., Pitkänen, T., Yang, F.

“…Plasma vortices are ubiquitous in space and play important roles in the transmission of energy and mass at various scales. For small‐scale plasma vortices on…”
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Ground‐Based Magnetometer Response to Impacting Magnetosheath Jets by Norenius, L., Hamrin, M., Goncharov, O., Gunell, H., Opgenoorth, H., Pitkänen, T., Chong, S., Partamies, N., Baddeley, L.

“…Localized dynamic pressure pulses in the magnetosheath, or jets, have been a popular topic for discussion in recent decades. Studies show that they can…”
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Response of magnetotail twisting to variations in IMF By: A THEMIS case study 1–2 January 2009 by Pitkänen, T., Hamrin, M., Kullen, A., Maggiolo, R., Karlsson, T., Nilsson, H., Norqvist, P.

“…Theoretical considerations, observations, and simulations have shown that the By component of the interplanetary magnetic field (IMF) may cause twisting of the…”
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Propagating and Dynamic Properties of Magnetic Dips in the Dayside Magnetosheath: MMS Observations by Yao, S. T., Hamrin, M., Shi, Q. Q., Yao, Z. H., Degeling, A. W., Zong, Q.‐G., Liu, H., Tian, A. M., Liu, J., Hu, H. Q., Li, B., Bai, S. C., Russell, C. T., Giles, B. L.

“…The magnetosheath is inherently complex and rich, exhibiting various kinds of structures and perturbations. It is important to understand how these structures…”
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