実験惑星科学セミナー(2019年度)

2020.2.17:卒論発表練習(4回生)

  • クレーター形成時のエジェクタ放出過程における三次元粒子追跡(大川)
  • 極低温下での雪層への衝突実験:重力支配域のクレータースケール則の構築(尾山)
  • 花崗岩の衝突破壊実験:衝突破壊強度の天体サイズ依存性に関する研究(山本)
  • 模擬ラブルパイル天体の衝突破壊実験:放出粒子の三次元速度解析(河本)
  • 彗星核の熱・力学物性に関する実験的研究(仲村)

2020.2.10:修論発表練習(豊田,山本)

  • 土星リング粒子を模擬した多孔質氷球の低速度衝突実験:反発係数に対する空隙率依存性(豊田)
  • ラブルパイル天体におけるクレータースケール則と衝突励起振動に対する実験的研究(山本)

2020.2.3:修論発表練習(杉村,中村)

  • 物質強度を変化させた模擬小惑星表層に対する高速度クレーター形成実験:低強度領域におけるクレータースケール則の構築(杉村)
  • 氷微惑星の衝突破壊強度に対する斜め衝突の効果(中村)

2020.1.27:修論最終報告会(豊田,山本)

  • 土星リング粒子を模擬した多孔質氷球の低速度衝突実験:反発係数に対する空隙率依存性(豊田)
  • ラブルパイル天体におけるクレータースケール則と衝突励起振動に対する実験的研究(山本)

2020.1.20:修論最終報告会(杉村,中村)

  • 物質強度を変化させた模擬小惑星表層に対する高速度クレーター形成実験:低強度領域におけるクレータースケール則の構築(杉村)
  • 氷微惑星の衝突破壊強度に対する斜め衝突の効果(中村)

2020.1.6:論文紹介(長野,笹井)

  • Fragment properties at the catastrophic disruption threshold: The effect of the parent body’s internal structure, M. Jutzi et al., Icarus 207, 54-65, 2010.(長野)
  • Penetration into low-density media: In situ observation of penetration process of various projectiles, T. Kadono et al., Icarus 221, 587-592, 2012.(笹井)

2019.12.23:新着論文(横田),4回生中間発表(仲村,尾山)

  • The effect of atmospheric interaction on impact ejecta dynamics and deposition, R. Luther et al., Icarus 333, 71-86, 2019.(横田)
  • Possibility of estimating particle size and porosity on Ryugu through MARA temperature measurements, K. Ogawa et al., Icarus 333, 318-322, 2019.(横田)
  • Iron content determines how space weathering flux variations affect lunar soils, J. McFadden et al., Icarus 333, 323-342, 2019.(横田)
  • 彗星核の熱力学物性に関する実験的研究(仲村)
  • 極低温下における雪のクレーター形成実験(尾山)

2019.12.19:4回生中間発表(河本,山本,大川)

  • ラブルパイル天体の衝突破壊に関する実験的研究(河本)
  • 花崗岩の衝突破壊強度に対するスケール効果(山本)
  • クレーター形成時のエジェクタ放出過程における三次元粒子追跡(大川)

2019.12.9:論文紹介(中村,山本)

  • Catastrophic disruption of icy bodies with sub-surface oceans, M. J. Burchell et al., Icarus 336, 113457, 2020.(中村)
  • Boulder standing in ejecta launched by an impact generated seismic pulse, E. Wright et al., Icarus 337, 113424, 2020.(山本)

2019.12.2:新着論文(笹井),論文紹介(杉村,豊田)

  • Fluidized appearing ejecta on Ceres: Implications for the mechanical properties, frictional properties, and composition of its shallow subsurface, H. Kynan et al., J. Geophys. Res. –Planets 124, 1819-1839, 2019.(笹井)
  • Impact-induced porosity and microfracturing at the Chicxulub impact structure, S. Auriol et al., J. Geophys. Res. –Planets 124, 1960-1978, 2019.(笹井)
  • Friction in cold ice within outer solar system satellites with reference to thermal weakening at high sliding velocities, N. H. Sleep, J. Geophys. Res. –Planets 126, 2397-2413, 2019.(笹井)
  • The role of asteroid strength, porosity and internal friction in impact momentum transfer, S. D. Raducan et al., Icarus 329, 282-295, 2019.(杉村)
  • Microgravity experiments on the collisional behavior of saturnian ring particles, D. Heißelmann et al., Icarus 206, 424-430, 2010.(豊田)

2019.11.25:新着論文(豊田),論文紹介(堀川,笹井)

  • Geological evaluation of the MSRAD field site by a human field party: Implications for rover-based exploration operations and for the future human exploration of Mars, D. W. Beaty et al., Planet. Space Sci. 170, 34-49, 2019.(豊田)
  • Hydrogen sensing in Titan’s atmosphere: Motivations and techniques, R. D. Lorenz et al., Planet. Space Sci. 174, 1-7, 2019.(豊田)
  • Formation of coarse sediment lags in ice-sediment mixtures: A geomorphic signature of sublimation on regolith surfaces, D. S. Aylward et al., Planet. Space Sci. 174, 8-13, 2019.(豊田)
  • Three-dimensional imaging of crack growth in L chondrites after high-velocity impact experiments, T. Michikami et al., Planet. Space Sci. 177, 104690, 2019.(堀川)
  • Impact cratering on porous targets in the strength regime, A. M. Nakamura, Planet. Space Sci. 149, 5-13, 2017.(笹井)

2019.11.18:進捗報告(横田,長野)

  • バルジ地形に形成される衝突クレーターに関する実験的研究(横田)
  • フラッシュX線を用いた乾燥粘土の衝突破壊のその場観測(長野)

2019.11.11:進捗報告(堀川,笹井)

  • 始原的隕石母天体を模擬した高速度衝突破壊に関する実験的研究(堀川)
  • 多孔質氷天体を模擬した雪のクレーター形成実験:衝突溶融と衝突残留熱に関する研究(笹井)

2019.10.28:新着論文(杉村),論文紹介(横田,長野)

  • Lunar regolith thickness deduced from concentric craters in the CE-5 landing area, Z. Yue et al., Icarus 329, 46-54, 2019.(杉村)
  • The role of asteroid strength, porosity and internal friction in impact momentum transfer, S. D. Raducan et al., Icarus 329, 282-295, 2019.(杉村)
  • Boulder size and shape distributions on asteroid Ryugu, T. Michikami et al., Icarus 331, 179-191,2019.(杉村)
  • Scaling of oblique impacts in frictional targets: Implications for crater size and formation mechanisms, D., Elbeshausen et al., Icarus 204, 716-731, 2009.(横田)
  • Impacts do not initiate volcanic eruptions: Eruptions close to the crater, B. A. Ivanov & H. J. Melosh, Geology 31, 869-872, 2003.(長野)

2019.10.21:新着論文(山本),論文紹介(中村,豊田)

  • Using dust shed from asteroids as microsamples to link remote measurements with meteorite classes, B. A. Cohen et al., Meteorit. Planet. Sci. 54, 2046-2066, 2019.(山本)
  • Comparing analytical and numerical approaches to meteoroid orbit determination using Hayabusa telemetry, T. Jansen et al., Meteorit. Planet. Sci. 54, 2149-2162, 2019.(山本)
  • Asteroid impact effects on Snowball Earth, C. Koeberl & B. A. Ivabov, Meteorit. Planet. Sci. 54, 2273-2285, 2019.(山本)
  • Laboratory tests of catastrophic disruption of rotating bodies, A. J. W. Morris & M. J. Burchell, Icarus 296, 91-98, 2017.(中村)
  • Size of the smallest particles in Saturn’s rings, K. Ohtsuki et al., Icarus in press, 2019.(豊田)

2019.10.14:グループワーク(4回生)

  • Images from the surface of asteroid Ryugu show rocks similar to carbonaceous chondrite meteorites, R. Jaumann et al., Science 365, 817-820, 2019.

2019.9.9:論文紹介(荒川)

  • Images from the surface of asteroid Ryugu show rocks similar to carbonaceous chondrite meteorites, R. Jaumann et al., Science 365, 817-820, 2019.

2019.8.5:新着論文(中村),論文紹介(杉村,山本)

  • Ceres crater degradation inferred from concentric fracturing, K. A. Otto et al., J. Geophys. Res. –Planets 124, 1188-1203.(中村)
  • Geologic analyses of the causes of morphological variations in lunar craters within the simple-to-complex transition, M. Chandnani et al., J. Geophys. Res. –Planets 124, 1238-1265, 2019.(中村)
  • Experimental study on gravitational and atmospheric effects on crater size formed by low-velocity impacts into granular media, M. Kiuchi et al., J. Geophys. Res. –Planets 124, 1379-1392, 2019.(中村)
  • Hypervelocity impacts on dry and wet sandstone: Observations of ejecta dynamics and crater growth, T. Hoerth et al., Meteorit. Planet. Sci. 48, 23-32, 2013.(杉村)
  • Mach number scaling of impact craters in unconsolidated granular materials, C. S. Miranda & D. R. Dowling, Icarus 325, 84-93, 2019.(山本)

2019.7.29:研究成果発表会(中村)

  • 氷微惑星を模擬した氷球・雪玉の斜め衝突実験

2019.7.22:研究成果発表会(杉村,山本)

  • 物質強度を変化させた模擬小惑星標的を用いた高速度クレーター形成実験(杉村)
  • 小惑星Ryugu表層を模擬した低強度粗粒レゴリスの衝突実験(山本)

2019.7.8:新着論文(堀川),論文紹介(長野,横田)

  • Hypervelocity cratering and disruption of the Northwest Africa 869 ordinary chondrite meteorite: Implications for crater production, catastrophic disruption, momentum transfer and dust production on asteroids, G. J. Flynn et al., Planet. Space Sci. 164, 91-105, 2018.(堀川)
  • Impact ejecta environment of an eccentric asteroid: 3200 Phaethon, J. R. Szalay et al., Planet. Space Sci. 165, 194-204, 2019.(堀川)
  • Study of morphology and degradation of lunar craters using Chandrayaan–1 data, N. Agarwal et al., Planet. Space Sci. 167, 42-53, 2019.(堀川)
  • Influence of impact angle on size distribution of fragments in hypervelocity impacts, M. Nishida et al., Inter. J. Imp. Engineer. 128, 86-93, 2019.(長野)
  • The length of lunar crater rays explained using secondary crater scaling, J. R. Elliott et al., Icarus 312, 231-246, 2018.(横田)

2019.7.1:新着論文(横田),論文紹介(堀川,笹井)

  • Normal mode analysis of rubble-pile asteroids using a discrete element method, T. Chujo et al., Icarus 321, 458-472, 2019.(横田)
  • Giordano Bruno: Small crater populations –Implications for self-secondary cratering, J. B. Plescia & M. S. Robinson, Icarus 321, 974-993, 2019.(横田)
  • The global surface roughness of 25143 Itokawa, H. C. M. Susorney, Icarus 325, 141-152, 2019.(横田)
  • Survival of the impactor during hypervelocity collisions I: An analogue for low-porosity targets, C. Avdellidou et al., Mon. Notices Royal Astron. Soc. 456, 2957-2965, 2016.(堀川)
  • Impact crater formed on sintered snow surface simulating porous icy bodies, M. Arakawa & M. Yasui, Icarus 216, 1-9, 2011.(笹井)

2019.6.24:論文紹介(山本)

  • Cratering experiments on the self armoring of coarse-grained graunlar targets, C. Guettler et al., Icarus 220, 1040-1049, 2012.

2019.6.17:新着論文(長野),論文紹介(長野,杉村)

  • The Sarıçiçek howadrite fall in Turcky: Source crater of HED meteorites on Vesta and impact risk of Vestoids, O. Unsalan et al., Meteorit. Planet, Sci. 54, 953-1008, 2019.(長野)
  • The Maribo CM2 meteorite fall –Survival of weak material at high entry speed, J. Borovicka et al., Meteorit. Planet, Sci. 54, 1024-1041, 2019.(長野)
  • In situ calibration of the Martian cratering chronology, S. C. Werner, Meteorit. Planet, Sci. 54, 1182-1193, 2019.(長野)
  • Impact simulation in the gravity regime: Exploring the effects of parent body size and internal structure, P. G. Benavidez et al., Icarus 304, 143-161, 2018.(長野)
  • Oblique impact cratering experiments in brittle targets: Implications for elliptical craters on the Moon, T. Michikami et al., Planet. Space Sci. 135, 27-36, 2017.(杉村)

2018.6.10:教科書輪講(大川,尾山,河本)

  • シリーズ現代の天文学 太陽系と惑星(渡部潤一他編集)
    • 6.3(地球型惑星の形成):大川
    • 6.4(木星型惑星の形成):尾山
    • 6.5(大気の起源):河本

2018.6.3:教科書輪講(山本,仲村)

  • シリーズ現代の天文学 太陽系と惑星(渡部潤一他編集)
    • 6.1(太陽系形成論の概観):山本(俊)
    • 6.2(原始惑星系円盤):仲村

2019.5.20:新着論文(笹井),論文紹介(横田,中村)

  • Meteoroids at the Moon: Orbital properties, surface vaporization, and impact ejecta production, P. Pokorný et al., J. Geophys. Res. –Planets 124, 752-778, 2019.(笹井)
  • Possible evidence for variation in magnitude for marsquakes from fallen boulder populations, Grjota Valleys, Mars, J. R. Brown & G. P. Roberts., J. Geophys. Res. –Planets 124, 801-822, 2019.(笹井)
  • Impact fragmentation and the development of the deep lunar megaregolith, S. E. Wiggins et al., J. Geophys. Res. –Planets 124, 941-957, 2019.(笹井)
  • Low-velocity impact cratering experiments in granular slopes, K. Hayashi & I. Sumita, Icarus 291, 160-175, 2017.(横田)
  • On the collisional disruption of porous icy targets simulating Kuiper belt objects, I. Giblin et al., Icarus 171, 487-505, 2004.(中村)

2019.5.15:新着論文(山本),論文紹介(堀川)

  • Impactites of the Mistastin Lake impact structure: Insights into impact ejecta emplacement, M. M. Mader & G. R. Osinski, Meteorit. Planet. Sci. 53, 2492-2518, 2018.(山本)
  • Transitional impact craters on the Moon: Insight into the effect of target lithology on the impact cratering process, G. R. Osinski et al., Meteorit. Planet. Sci. 54, 573-591, 2019.(山本)
  • Accretion of the asteroids: Implications for their thermal evolution, S. J. Weidenschilling, Meteorit. Planet. Sci. 54, 1115-1132, 2019.(山本)
  • Impacts experiments onto heterogeneous targets simulating impact breccia: Implications for impact strength of asteroids and formation of the asteroid families, J. Leliwa-Kopystynski & M. Arakawa, Icarus 235, 147-155, 2014.(堀川)

2019.5.8:新着論文(杉村),論文紹介(中村,笹井)

  • Lunar crater identification via deep learning, A. Silburt et al., Icarus 317, 27-38, 2019.(杉村)
  • Impact cratering mechanics: A forward approach to predicting ejecta velocity distribution and transient crater radii, K. Kurosawa & S. Takada., Icarus 317, 135-147, 2019.(杉村)
  • Fragment properties from large-scale asteroid collisions: I: Results from SPH/N-body simulations using porous parent bodies and improved material models, M. Jutzi et al., Icarus 317, 215-228, 2019.(杉村)
  • Experimental study on collisional disruption of highly porous icy bodies, Y. Shimaki & M. Arakawa, Icarus 218, 737-750, 2012.(中村)
  • Laboratory experiments on crater scaling-law for sedimentary rocks in the strength regime, A. I. Suzuki et al., J. Geophys. Res. -Planets 117 (E8), E08012, 2012.(笹井)

2019.4.24:新着論文(豊田),論文紹介(山本,杉村)

  • Aqueous alteration detection in Tikhonravov crater, Mars, F. Mancarella et al., Planet. Space Sci. 152, 165-175, 2018.(豊田)
  • Global and local re-impact and velocity regime of ballistic ejecta of boulder craters on Ceres, F. Schulzeck et al., Planet. Space Sci. 153, 142-156, 2018.(豊田)
  • 0.2 to 10 keV electrons interacting with water ice: Radiolysis, sputtering, and sublimation, A. Galli et al., Planet. Space Sci. 155, 91-98, 2018.(豊田)
  • Impacts into coarse-grained spheres at moderate impact velocities: Implications for cratering on asteroids and planets, O. S. Barnouin et al., Icarus 325, 67-83, 2019.(山本)
  • Increase in cratering efficiency with target curvature in strength-controlled craters, A. I. Suzuki et al., Icarus 301, 1-8, 2018.(杉村)

2019.4.17:新着論文(中村),論文紹介(豊田)

  • Polarimetry of water ice particles providing insights on grain size and degree of sintering on icy planetary surfaces, O. Poch et al., J. Geophys. Res. -Planets 123, 2564-2584, 2018.(中村)
  • Controls on the formation of lunar multiring basins, B. C. Johnson et al., J. Geophys. Res. -Planets 123, 3035-3050, 2018.(中村)
  • Compaction and melt transport in ammonia-rich ice shells: Implications for the evolution of Triton, N. P. Hammond et al., J. Geophys. Res. –Planets 123, 3105-3118, 2018.(中村)
  • Low-velocity collisions between centimeter-sized snowballs: Porosity dependence of coefficient of restitution for ice aggregates analogues in the solar system, Y. Shimaki & M. Arakawa, Icarus 221, 310-319, 2012.(豊田)

2019.4.10:自己紹介

Loading