平成31(2019)年度談話会
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#contents
|BGCOLOR(cyan):#|BGCOLOR(cyan): Date|BGCOLOR(cyan):Speake...
|345|2019/04/01(Mon) 15:30 - 16:30 | J. Xavier Prochaska ...
|346|2019/06/27(Thu) 15:30 - 16:30 | Yuu NIINO (IoA/Univ....
|347|2019/07/02(Tue) 16:00 - 17:00 | Wakiko ISHIBASHI (Un...
|348|2019/07/04(Thu) 15:30 - 16:30 | Hidenobu YAJIMA (Uni...
|349|2019/07/11(Thu) 15:30 - 16:30 | Fumihiko USUI (Kobe ...
|350|2019/08/26(Mon.) 15:30 - 16:30 | Glenn Orton (NASA/J...
|351|2019/10/2(Wed) 13:15 - 14:15 | 吉田健二 Kenji Yoshid...
|352|2019/10/24(Thu) 15:30 - 16:30 | 橋本哲也 Tetsuya Has...
|353|2019/10/28(Mon) 13:00 - 14:-0 | Kevin Fogarty (Calte...
|354|2019/10/31(Thu) 15:30 - 16:30 | 徳田一起 Kazuki Toku...
|355|2019/11/07(Thu) 15:30 - 16:30 | 高倉理 Satoru Takaku...
|356|2019/11/14(Thu) 14:30 - 15:30 | Ewine van Dishoeck (...
|357|2019/12/05(Thu) 15:30 - 16:30 | 鮫島寛明 Hiroaki Sam...
|358|2019/12/12(Thu) 15:30 - 16:30 | 坂野正明 Masaaki Sak...
** No. 345: 1 April, 2019 (Mon.) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Prof. J. Xavier Prochaska (UCO/Lick Observat...
*** Title: The Wolfe Disk: ALMA Discoveries of Distant, H...
Abstract: I will review our series of successful programs...
the interstellar medium of distant, star-forming galaxies...
Atacama Large Millimeter Array (ALMA). In particular, I ...
surveys of the set of HI-selected galaxies known as the d...
Lya systems (DLAs). We resolve, in part, a decades old s...
identify the galactic counterparts of these DLAs and ther...
them firmly in the modern picture of galaxy formation. I...
high spectral and spatial resolution observations of the ...
a z~4 galaxy with a Milky Way-like rotation curve.
** No. 346: 27 June, 2019 (Thu) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Dr. Yuu NIINO (IoA/U. Tokyo) [#m2d19922]
*** Title: The origin of short and intense explosions in ...
Abstract: Short and intense transients like gamma-ray bur...
Language: English
** No. 347: 2 July, 2019 (Tue) 16:00 - 17:00 [#x16dff39]
*** Speaker: Dr. Wako ISHIBASHI (University of Zurich) [#...
*** Title: How AGN radiative feedback may shape black hol...
Abstract: Active Galactic Nucleus (AGN) feedback is widel...
Feedback from the central black hole is usually invoked t...
** No. 348: 4 July, 2019 (Thu) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Prof. Hidenobu YAJIMA (University of Tsukuba...
*** Title: Cosmological simulations of galaxy formation a...
Abstract: 近年の観測機器の目覚ましい発展により、数多くの...
** No. 349: 11 July, 2019 (Thu) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Dr. Fumihiko USUI (Kobe University) [#m2d199...
*** Title: 近赤外線分光観測による小惑星の含水鉱物探査 [#f...
Abstract: 太陽系にはさまざまな形態の水が広く存在している...
** No. 350: 26 August 2019 (Mon) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Dr. Glenn Orton (Jet Propulsion Laboratory, ...
*** Title: The Exploration of Jupiter by the Juno Mission...
Abstract: The Juno spacecraft was launched in August of 2...
** No. 351: 2 October 2019 (Wed) 13:15 - 14:15 [#xb7a91df]
*** Speaker: 吉田健二 (芝浦工業大学) [#id03825f]
*** Title: Correlations between Optical/Infrared and Gamm...
Abstract: We present cross correlations of the SMARTS opt...
Fermi-LAT gamma-ray light curves for 8 bright blazars tha...
monitored with 1 day time bin over the past decade. For t...
correlation analysis of unevenly sampled variability data...
Discrete Correlation Function (DCF), creating an empirica...
method to assess the significance of the DCF amplitude fo...
Our results are perhaps surprising. Early on in the Fermi...
brightest gamma-ray blazar 3C 454.3 showed zero lag betw...
optical/infrared and gamma-ray fluxes as reported by Bonn...
(2012), which was consistent with the leptonic model that
optical/infrared photons are produced by synchrotron radi...
relativistic electrons and gamma rays are produced by inv...
scattering of ambient photons by the synchrotron-emitting...
However, among the 8 blazars, only one blazar ― 3C 454.3 ...
significant peak at zero lag, and the other 7 blazars sho...
significant peak at zero lag. Some blazars show broad pea...
days of lags at or just below 3 sigma significance. In ad...
given blazar, strong changes of the DCFs from one epoch t...
shown by the analyses of time periods of one or two year....
make it complicated to understand blazar emission mechani...
physical explanations are discussed.
Language: Japanese
** No. 352: 24 October 2019 (Thu) 15:30 - 16:30 [#je71137c]
*** Speaker: Tetsuya Hashimoto (National Tsing Hua Univer...
*** Title: Recent three discoveries from NTHU cosmology g...
Abstract: I will present my recent papers on (i) the lumi...
relation of fast radio bursts (FRBs), (ii) ALMA observati...
Gamma-Ray Burst (GRB) host galaxies, and (iii) a blue clu...
in the local Universe. Brief summaries of each paper are ...
(i) Luminosity-duration relation of fast radio bursts
We discovered an empirical correlation between luminosity...
of FRBs. We propose a new distance measure using the rela...
which can reach more distant Universe than type Ia supern...
This method can potentially reveal the time variability o...
which is one of the central foci of observational cosmolo...
(ii) SFRs of two GRB host galaxies at z~2 and a [CII] def...
ALMA
We discovered a new parameter to characterize GRB host ga...
deficit, by overcoming a serious dust-extinction problem ...
galaxies. Possible parameters controlling the deficit inc...
initial mass function, and gas density.
(iii) A young galaxy cluster in the old Universe
We discovered a 'blue cluster', that is a local galaxy cl...
unprecedentedly high fraction of blue star-forming galaxi...
by a massive dark matter halo. The blue cluster challenge...
standard understanding of galaxy formation under the Lamb...
Universe.
Language: English
** No. 353: 28 October 2019 (Mon) 13:00 - 14:00 [#xb7a91df]
*** Speaker: Kevin Fogarty (Caltech) [#j23dfdbb]
*** Title: Cooling and Condensation in Cool-Core Galaxy C...
Abstract: Cool-core clusters of galaxies were originally ...
** No. 354: 31 October 2019 (Thu) 15:30 - 16:30 [#ja6cd708]
*** 講師: 徳田一起（大阪府立大学） [#aae24360]
*** 題目: ALMAによる大小マゼラン雲とM33の巨大分子雲観測 [...
要旨：
星間空間に多大な影響を及ぼし銀河進化を規定する大質量星...
本講演では主に、ALMAによる0.”2(～0.07 pc)の高分解能観測...
この他マゼラン雲やM33に対するALMAを用いた観測の進行状況...
Language: Japanese
** No. 355: 7 November 2019 (Thu) 15:30 - 16:30 [#je71137c]
*** Speaker: Dr. Satoru Takakura (IPMU/U.Tokyo) [#e84a2194]
*** Title: A measurement of the degree-scale CMB polariza...
Abstract: Polarization anisotropies on the cosmic microwa...
** No. 356: 14 November 2019 (Thu) 14:30 - 15:30 [#t237a3...
*** Speaker: Prof. Ewine F. van Dishoeck (Leiden Observat...
*** Title: Molecules from clouds to disks and planets [#s...
Abstract: The discovery of thousands of planets around st...
has revived age-old questions on how these exo-planets fo...
chemical ingredients are available to build them. Star fo...
chemistry start in the cold and tenuous clouds between th...
facilities such as ALMA allow us to zoom in on dense clou...
planetary system construction sites with unprecedented sh...
sensitivity. Spectral scans of young disks contain tens o...
of rotational lines, revealing water and a surprisingly r...
of organic materials, including simple sugars and high ab...
deuterated species. Yet more mature protoplanetary disks ...
few lines. How are these molecules formed and what chemic...
physical processes play a role? How common are they? And ...
compare with the inventory in comets such as come 67P/C-G?
** No. 357: 5 December 2019 (Thu) 15:30 - 16:30 [#je71137c]
*** Speaker: Dr. Hiroaki Sameshima (IoA/U.Tokyo) [#e84a21...
*** Title: Spectroscopic studies on quasars and stars [#n...
Abstract:
I will talk about two topics related to spectroscopic stu...
(1) Quasar elemental abundances are expected to provide u...
(2) WINERED is a near-infrared high-resolution echelle sp...
Language: slides in English, talk in Japanese
** No. 358: 12 December 2019 (Thu) 15:30 - 16:30 [#je7113...
*** 講師: 坂野正明 (ワイズバベル) [#r29897e5]
*** 題目: 「英語の『数』を考える —— 冠詞、単数複数、非可...
要旨:
科学論文の英文校閲の現場で遭遇する多種多様な問題の中で、...
しかし、いかに文法的に正しくても、冠詞と単複を誤ると、文...
本講演では、自身かつては天文学研究者であり、近年は一流の...
--
Masa Sakano, PhD
Wise Babel Ltd
URI: http://www.wisebabel.com/
Twitter/Facebook: @WiseBabel
終了行:
#contents
|BGCOLOR(cyan):#|BGCOLOR(cyan): Date|BGCOLOR(cyan):Speake...
|345|2019/04/01(Mon) 15:30 - 16:30 | J. Xavier Prochaska ...
|346|2019/06/27(Thu) 15:30 - 16:30 | Yuu NIINO (IoA/Univ....
|347|2019/07/02(Tue) 16:00 - 17:00 | Wakiko ISHIBASHI (Un...
|348|2019/07/04(Thu) 15:30 - 16:30 | Hidenobu YAJIMA (Uni...
|349|2019/07/11(Thu) 15:30 - 16:30 | Fumihiko USUI (Kobe ...
|350|2019/08/26(Mon.) 15:30 - 16:30 | Glenn Orton (NASA/J...
|351|2019/10/2(Wed) 13:15 - 14:15 | 吉田健二 Kenji Yoshid...
|352|2019/10/24(Thu) 15:30 - 16:30 | 橋本哲也 Tetsuya Has...
|353|2019/10/28(Mon) 13:00 - 14:-0 | Kevin Fogarty (Calte...
|354|2019/10/31(Thu) 15:30 - 16:30 | 徳田一起 Kazuki Toku...
|355|2019/11/07(Thu) 15:30 - 16:30 | 高倉理 Satoru Takaku...
|356|2019/11/14(Thu) 14:30 - 15:30 | Ewine van Dishoeck (...
|357|2019/12/05(Thu) 15:30 - 16:30 | 鮫島寛明 Hiroaki Sam...
|358|2019/12/12(Thu) 15:30 - 16:30 | 坂野正明 Masaaki Sak...
** No. 345: 1 April, 2019 (Mon.) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Prof. J. Xavier Prochaska (UCO/Lick Observat...
*** Title: The Wolfe Disk: ALMA Discoveries of Distant, H...
Abstract: I will review our series of successful programs...
the interstellar medium of distant, star-forming galaxies...
Atacama Large Millimeter Array (ALMA). In particular, I ...
surveys of the set of HI-selected galaxies known as the d...
Lya systems (DLAs). We resolve, in part, a decades old s...
identify the galactic counterparts of these DLAs and ther...
them firmly in the modern picture of galaxy formation. I...
high spectral and spatial resolution observations of the ...
a z~4 galaxy with a Milky Way-like rotation curve.
** No. 346: 27 June, 2019 (Thu) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Dr. Yuu NIINO (IoA/U. Tokyo) [#m2d19922]
*** Title: The origin of short and intense explosions in ...
Abstract: Short and intense transients like gamma-ray bur...
Language: English
** No. 347: 2 July, 2019 (Tue) 16:00 - 17:00 [#x16dff39]
*** Speaker: Dr. Wako ISHIBASHI (University of Zurich) [#...
*** Title: How AGN radiative feedback may shape black hol...
Abstract: Active Galactic Nucleus (AGN) feedback is widel...
Feedback from the central black hole is usually invoked t...
** No. 348: 4 July, 2019 (Thu) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Prof. Hidenobu YAJIMA (University of Tsukuba...
*** Title: Cosmological simulations of galaxy formation a...
Abstract: 近年の観測機器の目覚ましい発展により、数多くの...
** No. 349: 11 July, 2019 (Thu) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Dr. Fumihiko USUI (Kobe University) [#m2d199...
*** Title: 近赤外線分光観測による小惑星の含水鉱物探査 [#f...
Abstract: 太陽系にはさまざまな形態の水が広く存在している...
** No. 350: 26 August 2019 (Mon) 15:30 - 16:30 [#xb7a91df]
*** Speaker: Dr. Glenn Orton (Jet Propulsion Laboratory, ...
*** Title: The Exploration of Jupiter by the Juno Mission...
Abstract: The Juno spacecraft was launched in August of 2...
** No. 351: 2 October 2019 (Wed) 13:15 - 14:15 [#xb7a91df]
*** Speaker: 吉田健二 (芝浦工業大学) [#id03825f]
*** Title: Correlations between Optical/Infrared and Gamm...
Abstract: We present cross correlations of the SMARTS opt...
Fermi-LAT gamma-ray light curves for 8 bright blazars tha...
monitored with 1 day time bin over the past decade. For t...
correlation analysis of unevenly sampled variability data...
Discrete Correlation Function (DCF), creating an empirica...
method to assess the significance of the DCF amplitude fo...
Our results are perhaps surprising. Early on in the Fermi...
brightest gamma-ray blazar 3C 454.3 showed zero lag betw...
optical/infrared and gamma-ray fluxes as reported by Bonn...
(2012), which was consistent with the leptonic model that
optical/infrared photons are produced by synchrotron radi...
relativistic electrons and gamma rays are produced by inv...
scattering of ambient photons by the synchrotron-emitting...
However, among the 8 blazars, only one blazar ― 3C 454.3 ...
significant peak at zero lag, and the other 7 blazars sho...
significant peak at zero lag. Some blazars show broad pea...
days of lags at or just below 3 sigma significance. In ad...
given blazar, strong changes of the DCFs from one epoch t...
shown by the analyses of time periods of one or two year....
make it complicated to understand blazar emission mechani...
physical explanations are discussed.
Language: Japanese
** No. 352: 24 October 2019 (Thu) 15:30 - 16:30 [#je71137c]
*** Speaker: Tetsuya Hashimoto (National Tsing Hua Univer...
*** Title: Recent three discoveries from NTHU cosmology g...
Abstract: I will present my recent papers on (i) the lumi...
relation of fast radio bursts (FRBs), (ii) ALMA observati...
Gamma-Ray Burst (GRB) host galaxies, and (iii) a blue clu...
in the local Universe. Brief summaries of each paper are ...
(i) Luminosity-duration relation of fast radio bursts
We discovered an empirical correlation between luminosity...
of FRBs. We propose a new distance measure using the rela...
which can reach more distant Universe than type Ia supern...
This method can potentially reveal the time variability o...
which is one of the central foci of observational cosmolo...
(ii) SFRs of two GRB host galaxies at z~2 and a [CII] def...
ALMA
We discovered a new parameter to characterize GRB host ga...
deficit, by overcoming a serious dust-extinction problem ...
galaxies. Possible parameters controlling the deficit inc...
initial mass function, and gas density.
(iii) A young galaxy cluster in the old Universe
We discovered a 'blue cluster', that is a local galaxy cl...
unprecedentedly high fraction of blue star-forming galaxi...
by a massive dark matter halo. The blue cluster challenge...
standard understanding of galaxy formation under the Lamb...
Universe.
Language: English
** No. 353: 28 October 2019 (Mon) 13:00 - 14:00 [#xb7a91df]
*** Speaker: Kevin Fogarty (Caltech) [#j23dfdbb]
*** Title: Cooling and Condensation in Cool-Core Galaxy C...
Abstract: Cool-core clusters of galaxies were originally ...
** No. 354: 31 October 2019 (Thu) 15:30 - 16:30 [#ja6cd708]
*** 講師: 徳田一起（大阪府立大学） [#aae24360]
*** 題目: ALMAによる大小マゼラン雲とM33の巨大分子雲観測 [...
要旨：
星間空間に多大な影響を及ぼし銀河進化を規定する大質量星...
本講演では主に、ALMAによる0.”2(～0.07 pc)の高分解能観測...
この他マゼラン雲やM33に対するALMAを用いた観測の進行状況...
Language: Japanese
** No. 355: 7 November 2019 (Thu) 15:30 - 16:30 [#je71137c]
*** Speaker: Dr. Satoru Takakura (IPMU/U.Tokyo) [#e84a2194]
*** Title: A measurement of the degree-scale CMB polariza...
Abstract: Polarization anisotropies on the cosmic microwa...
** No. 356: 14 November 2019 (Thu) 14:30 - 15:30 [#t237a3...
*** Speaker: Prof. Ewine F. van Dishoeck (Leiden Observat...
*** Title: Molecules from clouds to disks and planets [#s...
Abstract: The discovery of thousands of planets around st...
has revived age-old questions on how these exo-planets fo...
chemical ingredients are available to build them. Star fo...
chemistry start in the cold and tenuous clouds between th...
facilities such as ALMA allow us to zoom in on dense clou...
planetary system construction sites with unprecedented sh...
sensitivity. Spectral scans of young disks contain tens o...
of rotational lines, revealing water and a surprisingly r...
of organic materials, including simple sugars and high ab...
deuterated species. Yet more mature protoplanetary disks ...
few lines. How are these molecules formed and what chemic...
physical processes play a role? How common are they? And ...
compare with the inventory in comets such as come 67P/C-G?
** No. 357: 5 December 2019 (Thu) 15:30 - 16:30 [#je71137c]
*** Speaker: Dr. Hiroaki Sameshima (IoA/U.Tokyo) [#e84a21...
*** Title: Spectroscopic studies on quasars and stars [#n...
Abstract:
I will talk about two topics related to spectroscopic stu...
(1) Quasar elemental abundances are expected to provide u...
(2) WINERED is a near-infrared high-resolution echelle sp...
Language: slides in English, talk in Japanese
** No. 358: 12 December 2019 (Thu) 15:30 - 16:30 [#je7113...
*** 講師: 坂野正明 (ワイズバベル) [#r29897e5]
*** 題目: 「英語の『数』を考える —— 冠詞、単数複数、非可...
要旨:
科学論文の英文校閲の現場で遭遇する多種多様な問題の中で、...
しかし、いかに文法的に正しくても、冠詞と単複を誤ると、文...
本講演では、自身かつては天文学研究者であり、近年は一流の...
--
Masa Sakano, PhD
Wise Babel Ltd
URI: http://www.wisebabel.com/
Twitter/Facebook: @WiseBabel
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