Search Results - "Ivanov, Ba"

Mars/Moon Cratering Rate Ratio Estimates by Ivanov, Boris A

“…This article presents a method to adapt the lunar production function, i.e. the frequency of impacts with a given size of a formed crater as discussed by…”
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Ultrafast heating as a sufficient stimulus for magnetization reversal in a ferrimagnet by Ostler, T.A., Barker, J., Evans, R.F.L., Chantrell, R.W., Atxitia, U., Chubykalo-Fesenko, O., El Moussaoui, S., Le Guyader, L., Mengotti, E., Heyderman, L.J., Nolting, F., Tsukamoto, A., Itoh, A., Afanasiev, D., Ivanov, B.A., Kalashnikova, A.M., Vahaplar, K., Mentink, J., Kirilyuk, A., Rasing, Th, Kimel, A.V.

“…The question of how, and how fast, magnetization can be reversed is a topic of great practical interest for the manipulation and storage of magnetic…”
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Two-dimensional numerical modeling of the Rheasilvia impact formation by Ivanov, B. A., Melosh, H. J.

“…We numerically modeled the formation of Rheasilvia crater, an enormous impact basin centered on asteroid 4 Vesta's south pole. Using a trial and error method,…”
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Modeling damage and deformation in impact simulations by Collins, Gareth S., Melosh, H. Jay, Ivanov, Boris A.

“…— Numerical modeling is a powerful tool for investigating the formation of large impact craters but is one that must be validated with observational evidence…”
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The cratering record, chronology and surface ages of (4) Vesta in comparison to smaller asteroids and the ages of HED meteorites by Schmedemann, N., Kneissl, T., Ivanov, B.A., Michael, G.G., Wagner, R.J., Neukum, G., Ruesch, O., Hiesinger, H., Krohn, K., Roatsch, T., Preusker, F., Sierks, H., Jaumann, R., Reddy, V., Nathues, A., Walter, S.H.G., Neesemann, A., Raymond, C.A., Russell, C.T.

“…We derived model functions for the crater production size-frequency distribution and chronology of the asteroids 951 Gaspra, 243 Ida, 21 Lutetia and 4 Vesta,…”
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Cratering Records in the Inner Solar System in Relation to the Lunar Reference System by Neukum, G, Ivanov, Ba, Hartmann, Wk

“…The well investigated size-frequency distributions (SFD) for lunar craters is used to estimate the SFD for projectiles which formed craters on terrestrial…”
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Theoretical analysis of secondary cratering on Mars and an image-based study on the Cerberus Plains by Werner, Stephanie C., Ivanov, Boris A., Neukum, Gerhard

“…The issue of crater retention age estimates on planetary surfaces is discussed with an attempt to quantify the effect of overlapping primary and secondary…”
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Recent and episodic volcanic and glacial activity on Mars revealed by the High Resolution Stereo Camera by Werner, S. C, Ivanov, B. A, McCord, T, van Gasselt, S, Hauber, E, Head, J. W, Hoffmann, H, Basilevsky, A. T, Neukum, G, Jaumann, R, Murray, J. B

“…The large-area coverage at a resolution of 10-20 metres per pixel in colour and three dimensions with the High Resolution Stereo Camera Experiment on the…”
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Earth/Moon impact rate comparison: Searching constraints for lunar secondary/primary cratering proportion by Ivanov, B.A.

“…Published data for global impact rate of bolides are compared with the cratering rate on the Moon in the past 100 Ma (assumed to be constant). The comparison…”
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Numerical Modeling of the Largest Terrestrial Meteorite Craters by Ivanov, B A

“…Multi-ring impact basins have been found on the surfaces of almost all planetary bodies in the Solar system with solid crusts. The details of their formation…”
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The age of Phobos and its largest crater, Stickney by Schmedemann, N., Michael, G.G., Ivanov, B.A., Murray, J.B., Neukum, G.

“…We derived crater production functions and chronology functions of Phobos for two scenarios, which likely represent the end-members of its dynamical evolution…”
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Magnon modes for thin circular vortex-state magnetic dots by Ivanov, B. A., Zaspel, C. E.

“…The magnetization in a magnetic microdot made from soft magnetic materials can have a vortex-like ground-state structure resulting from competition between the…”
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Numerical modelling of the impact crater depth–diameter dependence in an acoustically fluidized target by Wünnemann, K., Ivanov, B.A.

“…2D numerical modelling of impact cratering has been utilized to quantify an important depth–diameter relationship for different crater morphologies, simple and…”
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IMPACT CRATER COLLAPSE by Melosh, H. J, Ivanov, B. A

“…The detailed morphology of impact craters is now believed to be mainly caused by the collapse of a geometrically simple, bowl-shaped "transient crater." The…”
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Martian Meteorite Launch: High-Speed Ejecta from Small Craters by Head, James N., Melosh, H. Jay, Ivanov, Boris A.

“…We performed high-resolution computer simulations of impacts into homogeneous and layered martian terrain analogs to try to account for the ages and…”
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The phase diagram of CaCO3 in relation to shock compression and decomposition by Ivanov, Boris A., Deutsch, Alex

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Geologically recent tectonic, volcanic and fluvial activity on the eastern flank of the Olympus Mons volcano, Mars by Basilevsky, A. T., Werner, S. C., Neukum, G., Head, J. W., van Gasselt, S., Gwinner, K., Ivanov, B. A.

“…We show evidence of very recent (≤25–40 Myr) geologic activity on the eastern flank of Olympus Mons volcano that includes a suite of fluvial (channel…”
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Implementation of dynamic strength models into 2D hydrocodes: Applications for atmospheric breakup and impact cratering by Ivanov, B.A., Deniem, D., Neukum, G.

“…A statistical model of a tensile strength is implemented into the SALE-2D hydrocode. The well-tested 2D code has been modified to handle multi-material…”
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Clarification of sources of material returned by Luna 24 spacecraft based on analysis of new images of the landing site taken by lunar reconnaissance orbiter by Basilevsky, A. T., Ivanov, B. A., Ivanov, A. V., Head, J. W.

“…We describe the results of the geologic analysis of high-resolution (0.5 m/px) LROC NAC images of the landing site of the Luna 24 spacecraft, which landed in…”
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Amplitudes for magnon scattering by vortices in two-dimensional weakly easy-plane ferromagnets by Sheka, Denis D., Yastremsky, Ivan A., Ivanov, Boris A., Wysin, Gary M., Mertens, Franz G.

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