Colloquium of Theoretical Astronomy Division
Planet
をテンプレートにして作成
開始行:
#norelated
* 惑星セミナー2018 [#zbb5ecca]
惑星セミナーは原則として毎週木曜日の14:00から理論部セミナ...
astro-phセミナーは毎週金曜日の12:30から理論部セミナー室で...
// セミナー発表順番
//
** Schedule & History [#vfafd1d8]
[[2017年度>Planet2017]]
[[2016年度>Planet2016]]
[[2015年度>Planet2015]]
[[2014年度>Planet2014]]
|BGCOLOR(#ccf):|BGCOLOR(#ffc):|BGCOLOR(#ffc):|BGCOLOR(#fc...
|日程|発表|タイトル|Remarks|h
|BGCOLOR(#ccf):|BGCOLOR(#ffc):|BGCOLOR(#ffc):|BGCOLOR(#fc...
//|BGCOLOR(#ddf):|BGCOLOR(#ffd):|BGCOLOR(#ffd):|c
|[[前期 第1回 5/17 15:00->#planet0517]]|荻原 正博| Format...
|[[前期 第2回 5/24 15:00->#planet0524]]|波々伯部 広隆 | D...
|[[前期 第3回 5/30 14:00->#planet0530]]|Dimitri Veras | T...
|[[前期 第4回 6/14 14:00->#planet0614]]|細野 七月 | Numer...
|[[前期 第5回 6/28 14:00->#planet0628]]|兵頭 龍樹 | On th...
|[[前期 第6回 7/12 14:00->#planet0712]]|樋口 有理可 | Inn...
|[[前期 第7回 7/19 14:00->#planet0719]]|中野 龍之介 | 中...
|[[前期 第8回 7/26 14:00->#planet0726]]|中嶋 彩乃 | Orbit...
|[[後期 第1回 9/19 14:00->#planet0919]]|波々伯部 広隆 | ...
|[[後期 第2回 10/3 14:00->#planet1003]]|小久保 英一郎 | P...
|[[後期 第3回 10/24 14:00->#planet1024]]|瀧 哲朗 | Chondr...
|[[後期 第4回 10/31 13:00->#planet1031]]|Jason Man Yin Wo...
|[[後期 第5回 11/7 14:00->#planet1107]]|松本侑士 |The for...
|[[後期 第6回 11/14 15:00->#planet1114]]|Adrien Leleu |St...
|[[後期 第7回 11/21 13:00->#planet1121]]|藤井悠里 |On the...
|[[後期 第8回 11/29 14:00->#planet1129]]|長谷川幸彦 |Reco...
|[[後期 第9回 12/19 14:00->#planet1219]]|柴田翔 |Metallic...
|[[後期 第10回 1/9 10:00->#planet0109]]|小林浩 |N body si...
|[[後期 第11回 2/13 15:00->#planet0213]]|桑原歩 |Gas flow...
|[[後期 第12回 3/7 14:00->#planet0307]]|高橋実道 |Structu...
|[[後期 第13回 3/20 14:00->#planet0320]]|荒川創太 |The fo...
//今後の候補
//内部：小久保、押野、荻原、波々伯部、Carol、星野
//原川さん、森島さん、森さん（東工大）、芝池さん（東工大）
//小林さん（名大）、佐々木さん（京大）←理論コロキウム？
//高橋実道さん，長谷川幸彦さん
// ←ダブルスラッシュはコメントアウト
:&aname(planet0530){5/30}; Dimitri Veras, The growing fie...
The quest for identifying the bulk chemical composition o...
planets and robust observational evidence that between 25...
all Milky Way white dwarfs host currently dynamically-act...
systems motivate investigations that link their formation...
Here I provide a review of our current knowledge of these...
including an update on the observational and theoretical ...
the groundbreaking discovery of at least one disintegrati...
planet transiting white dwarf WD 1145+017. I show how thi...
incorporates several facets of solar system physics and c...
how its interdisciplinary nature requires input from orbi...
stellar evolution, astrochemistry, atmospheric science an...
processes.
//アブスト
:&aname(planet1031){10/31}; Jason Woo, The curious case o...
Dynamical models of planet formation coupled with cosmoch...
isotopic composition is distinct from that of Earth. Reco...
Mars grew further from the Sun than its present position....
by comparing output from two N-body planet formation mode...
what is termed the `Classical' case wherein Jupiter and S...
results with another model based on the `Grand Tack', in ...
asteroid belt. Our estimate of the average fraction of ch...
solid disk consists of only sources of enstatite chondrit...
outer region. Results of these analyses show that both mo...
zones overlap. The Classical case fares better in forming...
chondrite plus 32% to 67% ordinary chondrite) though the ...
calculate the isotopic composition of 17O, 50Ti, 54Cr, 14...
Tack simulations. We find that it is possible to match th...
Mars' mantle with their measured values, but the resultin...
early dynamical evolution and birth place of Mars.
:&aname(planet1107){11/7}; Yuji Matsumoto The formation ...
Recently, Earth-sized exoplanets are observed around TRAP...
:&aname(planet1114){11/14}; Adrien Leleu/ Stability and d...
Despite the existence of co-orbital bodies in the solar s...
:&aname(planet1219){12/19}; Sho Shibata/ Metallicity Enha...
Recent studies of internal structure of gas giants sugges...
In this study, we investigated the effect of a planet mig...
:&aname(planet0213){2/13}; Ayumu Kuwahara/ Gas flow arou...
The three-dimensional structure of the gas flow around a ...
In this study, we investigate the dependence of gas flow ...
Assuming an isothermal, inviscid gas disc, we perform thr...
We find that gas enters the Bondi or Hill sphere at high ...
Our results suggest that the flow around proto-cores of s...
In this talk, I will also introduce a few latest results ...
:&aname(planet0307){3/7}; Sanemichi Takahashi/ Structure ...
Recent observations with ALMA found that a ring–hol...
formed in young protoplanetary disks, even when the disk ...
in the envelope.
We present a one-dimensional model for the formation of a
protoplanetary disk from a molecular cloud core and its s...
long-term evolution within a single framework.
Such long-term evolution has not been explored by numerical
simulations due to the limitations of computational power.
In our model, we calculate the time evolution of the surf...
of the gas and dust with the wind mass loss and the radia...
the dust in the disk.
We find that the MHD disk wind is a viable mechanism for ...
of a ring–hole structure in young disks.
We perform a parameter study of our model and derive cond...
the formation of ring–hole structures within ~10^6 ...
of the collapse of the molecular cloud core.
The final outcome of the disk shows five types of morphol...
be understood by comparing the timescales of the viscous ...
the mass loss by MHD disk wind, and the radial drift of t...
We discuss the implication of the model for the WL17 syst...
suspected to be an embedded, yet transitional, disk.
:&aname(planet1107){3/20}; Sota Arakawa The formation an...
Recent studies have revealed that all large (over 1000 km...
diameter) trans-Neptunian objects (TNOs) form satellite s...
Although the largest Plutonian satellite, Charon, is thou...
intact fragment of an impactor directly formed via a gian...
whether giant impacts can explain the variations in secon...
mass ratios and spin/orbital periods among all large TNOs...
determined.
Here we systematically perform hydrodynamic simulations t...
satellite formation via giant impacts.
We find that the simulated secondary-to-primary mass rati...
wide range, which overlaps with observed mass ratios.
We also reveal that the satellite systems’ current distri...
spin/orbital periods and small eccentricity can be explai...
their spins and orbits tidally evolve: initially as fluid...
but finally as rigid bodies.
These results suggest that all satellites of large TNOs w...
giant impacts in the early stage of solar system formatio...
outward migration of Neptune, and that they were fully or...
molten during the giant impact era.
//:&aname(planet1107){5/21}; 名前 タイトル|
//アブスト
終了行:
#norelated
* 惑星セミナー2018 [#zbb5ecca]
惑星セミナーは原則として毎週木曜日の14:00から理論部セミナ...
astro-phセミナーは毎週金曜日の12:30から理論部セミナー室で...
// セミナー発表順番
//
** Schedule & History [#vfafd1d8]
[[2017年度>Planet2017]]
[[2016年度>Planet2016]]
[[2015年度>Planet2015]]
[[2014年度>Planet2014]]
|BGCOLOR(#ccf):|BGCOLOR(#ffc):|BGCOLOR(#ffc):|BGCOLOR(#fc...
|日程|発表|タイトル|Remarks|h
|BGCOLOR(#ccf):|BGCOLOR(#ffc):|BGCOLOR(#ffc):|BGCOLOR(#fc...
//|BGCOLOR(#ddf):|BGCOLOR(#ffd):|BGCOLOR(#ffd):|c
|[[前期 第1回 5/17 15:00->#planet0517]]|荻原 正博| Format...
|[[前期 第2回 5/24 15:00->#planet0524]]|波々伯部 広隆 | D...
|[[前期 第3回 5/30 14:00->#planet0530]]|Dimitri Veras | T...
|[[前期 第4回 6/14 14:00->#planet0614]]|細野 七月 | Numer...
|[[前期 第5回 6/28 14:00->#planet0628]]|兵頭 龍樹 | On th...
|[[前期 第6回 7/12 14:00->#planet0712]]|樋口 有理可 | Inn...
|[[前期 第7回 7/19 14:00->#planet0719]]|中野 龍之介 | 中...
|[[前期 第8回 7/26 14:00->#planet0726]]|中嶋 彩乃 | Orbit...
|[[後期 第1回 9/19 14:00->#planet0919]]|波々伯部 広隆 | ...
|[[後期 第2回 10/3 14:00->#planet1003]]|小久保 英一郎 | P...
|[[後期 第3回 10/24 14:00->#planet1024]]|瀧 哲朗 | Chondr...
|[[後期 第4回 10/31 13:00->#planet1031]]|Jason Man Yin Wo...
|[[後期 第5回 11/7 14:00->#planet1107]]|松本侑士 |The for...
|[[後期 第6回 11/14 15:00->#planet1114]]|Adrien Leleu |St...
|[[後期 第7回 11/21 13:00->#planet1121]]|藤井悠里 |On the...
|[[後期 第8回 11/29 14:00->#planet1129]]|長谷川幸彦 |Reco...
|[[後期 第9回 12/19 14:00->#planet1219]]|柴田翔 |Metallic...
|[[後期 第10回 1/9 10:00->#planet0109]]|小林浩 |N body si...
|[[後期 第11回 2/13 15:00->#planet0213]]|桑原歩 |Gas flow...
|[[後期 第12回 3/7 14:00->#planet0307]]|高橋実道 |Structu...
|[[後期 第13回 3/20 14:00->#planet0320]]|荒川創太 |The fo...
//今後の候補
//内部：小久保、押野、荻原、波々伯部、Carol、星野
//原川さん、森島さん、森さん（東工大）、芝池さん（東工大）
//小林さん（名大）、佐々木さん（京大）←理論コロキウム？
//高橋実道さん，長谷川幸彦さん
// ←ダブルスラッシュはコメントアウト
:&aname(planet0530){5/30}; Dimitri Veras, The growing fie...
The quest for identifying the bulk chemical composition o...
planets and robust observational evidence that between 25...
all Milky Way white dwarfs host currently dynamically-act...
systems motivate investigations that link their formation...
Here I provide a review of our current knowledge of these...
including an update on the observational and theoretical ...
the groundbreaking discovery of at least one disintegrati...
planet transiting white dwarf WD 1145+017. I show how thi...
incorporates several facets of solar system physics and c...
how its interdisciplinary nature requires input from orbi...
stellar evolution, astrochemistry, atmospheric science an...
processes.
//アブスト
:&aname(planet1031){10/31}; Jason Woo, The curious case o...
Dynamical models of planet formation coupled with cosmoch...
isotopic composition is distinct from that of Earth. Reco...
Mars grew further from the Sun than its present position....
by comparing output from two N-body planet formation mode...
what is termed the `Classical' case wherein Jupiter and S...
results with another model based on the `Grand Tack', in ...
asteroid belt. Our estimate of the average fraction of ch...
solid disk consists of only sources of enstatite chondrit...
outer region. Results of these analyses show that both mo...
zones overlap. The Classical case fares better in forming...
chondrite plus 32% to 67% ordinary chondrite) though the ...
calculate the isotopic composition of 17O, 50Ti, 54Cr, 14...
Tack simulations. We find that it is possible to match th...
Mars' mantle with their measured values, but the resultin...
early dynamical evolution and birth place of Mars.
:&aname(planet1107){11/7}; Yuji Matsumoto The formation ...
Recently, Earth-sized exoplanets are observed around TRAP...
:&aname(planet1114){11/14}; Adrien Leleu/ Stability and d...
Despite the existence of co-orbital bodies in the solar s...
:&aname(planet1219){12/19}; Sho Shibata/ Metallicity Enha...
Recent studies of internal structure of gas giants sugges...
In this study, we investigated the effect of a planet mig...
:&aname(planet0213){2/13}; Ayumu Kuwahara/ Gas flow arou...
The three-dimensional structure of the gas flow around a ...
In this study, we investigate the dependence of gas flow ...
Assuming an isothermal, inviscid gas disc, we perform thr...
We find that gas enters the Bondi or Hill sphere at high ...
Our results suggest that the flow around proto-cores of s...
In this talk, I will also introduce a few latest results ...
:&aname(planet0307){3/7}; Sanemichi Takahashi/ Structure ...
Recent observations with ALMA found that a ring–hol...
formed in young protoplanetary disks, even when the disk ...
in the envelope.
We present a one-dimensional model for the formation of a
protoplanetary disk from a molecular cloud core and its s...
long-term evolution within a single framework.
Such long-term evolution has not been explored by numerical
simulations due to the limitations of computational power.
In our model, we calculate the time evolution of the surf...
of the gas and dust with the wind mass loss and the radia...
the dust in the disk.
We find that the MHD disk wind is a viable mechanism for ...
of a ring–hole structure in young disks.
We perform a parameter study of our model and derive cond...
the formation of ring–hole structures within ~10^6 ...
of the collapse of the molecular cloud core.
The final outcome of the disk shows five types of morphol...
be understood by comparing the timescales of the viscous ...
the mass loss by MHD disk wind, and the radial drift of t...
We discuss the implication of the model for the WL17 syst...
suspected to be an embedded, yet transitional, disk.
:&aname(planet1107){3/20}; Sota Arakawa The formation an...
Recent studies have revealed that all large (over 1000 km...
diameter) trans-Neptunian objects (TNOs) form satellite s...
Although the largest Plutonian satellite, Charon, is thou...
intact fragment of an impactor directly formed via a gian...
whether giant impacts can explain the variations in secon...
mass ratios and spin/orbital periods among all large TNOs...
determined.
Here we systematically perform hydrodynamic simulations t...
satellite formation via giant impacts.
We find that the simulated secondary-to-primary mass rati...
wide range, which overlaps with observed mass ratios.
We also reveal that the satellite systems’ current distri...
spin/orbital periods and small eccentricity can be explai...
their spins and orbits tidally evolve: initially as fluid...
but finally as rigid bodies.
These results suggest that all satellites of large TNOs w...
giant impacts in the early stage of solar system formatio...
outward migration of Neptune, and that they were fully or...
molten during the giant impact era.
//:&aname(planet1107){5/21}; 名前 タイトル|
//アブスト
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