East-Asian ALMA Science Workshop 2023

Tuesday February 14, 2023
09:00~09:05 Opening remark [Wei-Hao Wang (ASIAA)]
session 1 Project Overview (Chair: Wei-Hao Wang)
09:05~09:45 Invited "ALMA Status and ARC report" and "ALMA2030 – Wideband Sensitivity Upgrade (WSU)”
Alvaro Gonzalez (NAOJ)
09:45~10:05 Invited Development of a GPU Spectrometer for the ALMA Total Power Array
Jongsoo Kim (Korea Astronomy and Space Science Institute)
10:05~10:15 Invited Band 1 -- Now Available to the Community !
Patrick Koch (ASIAA)
10:15~10:25 Invited Band 1 status and CSV
Hiroshi Nagai (NAOJ)
10:25~10:45 Invited Overview of ALMA band 1 science
Hsi-Wei Yen (ASIAA)
10:45~11:15 Group Photo and Coffee Break
session 2 Circumstellar Disk (I) (Chair: Ya-Wen Tang)
11:15~11:30 Protoplanetary disk properties and the nonideal MHD
Yueh-Ning Lee (National Taiwan Normal University)
11:30~11:45 Constraining the dust size distribution in the protoplanetary disk around HD 163296 from the observed wavelength dependency of the dust ring width
Kiyoaki Doi (NAOJ)
11:45~12:00 ALMA observations of compact dust disks stagnating at an innermost region of transitional disks
Ryuta Orihara (Ibaraki University)
12:00~12:15 Substructure Survey of Taurus-Auriga Protoplanetary Disks with ALMA Super-resolution Imaging
Masayuki Yamaguchi (ASIAA)
12:15~12:30 Discovery of Line Pressure Broadening and Direct Constraint on Gas Surface Density in a Protoplanetary Disk
Tomohiro Yoshida (National Astronomical Observatory of Japan / SOKENDAI)
12:30~12:45 The Molecular Composition of Shadowed Proto-solar Disk Midplanes Beyond the Water Snowline
Shota Notsu (Star and Planet Formation Laboratory, RIKEN)
12:45~14:00 Lunch
session 3 Circumstellar Disk (II) (Chair: Chang Won Lee)
14:00~14:15 Early Planet Formation in Embedded Disks (eDisk): overview and first results
Nagayoshi Ohashi [presented by Patrick Koch(ASIAA)]
14:15~14:30 Early Planet Formation in Embedded Disks (eDisk): Disk and streamer in IRAS16253-2429
Yusuke Aso (KASI)
14:30~14:45 The eDisk First-look Results of Ced110 IRS4: a Possible Substructure in an Embedded Disk
Jinshi Sai (ASIAA)
14:45~15:00 A Keplerian disk fed by accretion streamers in the embedded Class I source Oph IRS63
Christian Alejandro Flores Gonzalez (ASIAA)
15:00~15:15 eDisk: A Compact but Structured Keplerian Disk and Large-scale Spiral Structures Revealed in the Class I Protostellar System IRAS 04169+2702
Ilseung Han (UST/KASI)
15:15~15:30 First-look results of Early Planet Formation in Embedded Disks (eDisk): Revealing kinematic substructures in the Class 0 protostellar object CB 68
Miyu Kido (Kagoshima university)
15:30~16:00 Coffee Break
session 4 Circumstellar Disk (III) (Chair: Hsi-Wei Yen)
16:00~16:15 Early Planet Formation in Embedded Disks (eDisk): An Extremely Small Keplerian Disk in the Class 0 Protostar IRAS 15398-3359
Shih-Ping Lai (National Tsing Hua University)
16:15~16:30 First-look results of Early Planet Formation in Embedded Disk (eDisk): Revealing Heating Mechanism and Kinematic Structures of a Protostellar Disk by Model Analysis
Kazuya Saigo (Kagoshima University)
16:30~16:45 The ALMA-JWST synergy: Mapping protostars at high resolution
Mayank Narang (Institute of Astronomy and Astrophysics, Academia Sinica)
16:45~17:15 Invited An ALMA view of circumsubstellar disks
Ya-Lin Wu (National Taiwan Normal University)
17:15~17:20 Poster presentation (1-1 to 1-5)
Wednesday February 15, 2023
session 5 Low mass star formation (I) (Chair: Chin-Fei Lee)
09:00~09:30 Invited Chemical Diagnostics for Tracing the Physical Structures in Disk-Forming Regions of Young Low-Mass Protostellar Sources
Yoko Oya (Kyoto University)
09:30~09:45 Extremely dense prestellar core on the verge of first core formation
Naomi Hirano (ASIAA)
09:45~10:00 Protostellar Jet Launching and the Corresponding Changes in the Chemical Composition in the Disk
Somnath Dutta (ASIAA, Taiwan)
10:00~10:15 Increasing mass-to-flux ratio from the dense core to the protostellar envelope around the Class 0 protostar HH211
Hsi-Wei Yen (ASIAA)
10:15~10:30 ALMA fragmented source and outflow catalogue in OMC-2/FIR3, FIR4, and FIR5
Asako Sato (Kyushu University)
10:30~10:45 Exciting spiral arms in protoplanetary discs from flybys
Jeremy Smallwood (ASIAA)
10:45~11:15 Group Photo and Coffee Break
session 6 Low mass star formation (II) (Chair: Patrick Koch)
11:15~11:45 Invited Complex Organic Molecules in the Protostellar Disk HH 212
Chin-Fei Lee (ASIAA)
11:45~12:00 Estimating the lifetime of starless cores using deuterated molecular lines
Sheng-Jun Lin (ASIAA)
12:00~12:15 Polarization in the GG Tau Ring -- Confronting Self-scattering, Mechanical and Magnetic Alignment, Spirals and Grain Drift
Ya-Wen Tang (ASIAA)
12:15~12:30 Investigate Dust Self-Scattering in the Young Protostellar Disk HH 212
Ying-Chi Hu (NTHU)
12:30~12:45 Physical Modeling of Dust Polarization from Magnetically Enhanced Radiative Torque (MRAT) Alignment in Protostellar Cores with POLARIS [Cancelled]
Chau Giang Nguyen (Korea University of Science and Technology (UST), Korea Astronomy and Space Science Institute (KASI))
12:45~12:51 Poster presentation (2-1 to 2-6)
12:51~13:45 Lunch
session 7 High mass star formation (I) (Chair: Vivien Chen)
13:45~14:15 Invited Magnetic Fields in Massive Star-forming Regions (MagMaR)
Patricio Sanhueza (NAOJ)
14:15~14:30 Defining the initial conditions of high-mass star formation with ALMA
Kaho Morii (The University of Tokyo/NAOJ)
14:30~14:45 Revealing unexpected hot gas deeply embedded in 70 um dark IRDCs
Natsuko Izumi (ASIAA)
14:45~15:00 Jets and outflows in a high mass star forming region: G10.34-0.14
Jihyun Kang (KASI)
15:00~15:15 Disk and envelope streamers of the GGD27-MM1 massive protostar
Jesus Alejandro Lopez-Vazquez (Academia Sinica Institute of Astronomy and Astrophysics)
15:15~15:21 Poster presentation (3-1 to 3-6)
15:21~16:00 Coffee Break
session 8 High mass star formation (II) (Chair: Kotomi Taniguchi)
16:00~16:15 Star Formation Triggered by Dense Core Collision and Some Indirect Evidence of ALMA Observations.
Fumitaka Nakamura (NAOJ)
16:15~16:30 Magnetic Fields within a Rotating Toroids in the massive core G10.62–0.38
Jia-Wei Wang (ASIAA)
16:30~16:45 Spiral features in high-mass protostellar cores at 100 au scales
Fernando Olguin Choupay (NTHU)
16:45~17:00 Fragmentation in High-mass star-Forming Clumps
Kousuke Ishihara (SOKENDAI/NAOJ)
17:00~17:15 Quantify the fragmentation of dense cores with ALMAGAL survey data
Wei-An Chen (ASIAA & NTU)
17:15~17:30 Multi-scale magnetic field and fragmentation of IRDC SDC18.624-0.070
Han-Tsung Lee (ASIAA & NTU)
18:00 Banquet
Thursday February 16, 2023
session 9 Nearby Galaxy (Chair: Hsi-An Pan)
09:00~09:30 Invited Resolving supermassive black hole feeding and feedback down to sub-parsec scales
Takuma Izumi (NAOJ)
09:30~10:00 Invited ALMA/ACA CO survey of the IC 1459 and NGC 4636 groups: environmental effects on the molecular gas of group galaxies
Bumhyun Lee (Korea Astronomy and Space Science Institute)
10:00~10:15 High-resolution ALMA study of structure and gas kinematics of cluster galaxies at z=1.46
Ryota Ikeda (NAOJ/SOKENDAI)
10:15~10:30 ALMA detection of parsec-scale blobs at the head of kiloparsec-scale jet in the nearby Seyfert galaxy NGC 1068
Tomonari Michiyama (Osaka University)
10:30~11:00 Invited Molecular Clouds in Nearby Normal and Extreme Galaxies
Toshiki Saito (National Astronomical Observatory of Japan)
11:00~11:06 Poster presentation (4-1 to 6-1)
11:06~11:30 Coffee Break
session 10 High Redshift Galaxy(I) (Chair: Takuma Izumi)
11:30~12:00 Invited ALMA Observations of High Redshift Galaxies and its Synergy with JWST
Yuichi Harikane (University of Tokyo)
12:00~12:15 Dust-obscured star formation: observational constraints from the last decade
Jorge Zavala (NAOJ)
12:15~12:30 Farther away - A new ALMA spectroscopic survey of monstrous dusty star-forming galaxies at high redshifts
Chian-Chou (TC) Chen (ASIAA)
12:30~12:45 Colder and Dustier! Probing Dust Properties of the Brightest Submillimeter Galaxies by ALMA Follow-up Observation at Cosmic Noon
Cheng-Lin Liao (ASIAA/NTU)
12:45~13:45 Lunch
session 11 High Redshift Galaxy (II) (Chair: Chian-Chou Chen)
13:45~14:15 Invited High-resolution spectroscopic and efficient ALMA studies of distant Herschel-selected galaxies
Tom Bakx (Nagoya University)
14:15~14:30 Massive molecular gas companions uncovered by VLA CO(1–0) observations of the z = 5.2 radio galaxy TN J0924−2201
Kianhong Lee (University of Tokyo/NAOJ)
14:30~14:45 CRISTAL: Resolved dust emission of typical star-forming galaxies at z=4-6
Ikki Mitsuhashi (University of Tokyo)
14:45~15:00 Cold Dust and Low [OIII]/[CII] Ratios: an Evolved Star-forming Population at Redshift 7
Hiddo Algera (Hiroshima University)
15:00~15:15 ALMA detections of [O III] and [C II] emission lines from A1689-zD1 at z = 7.13
Po-Ya Wang (National Tsing Hua University)
15:15~15:30 Tokult: A new code of galaxy kinematics taking gravitational lensing into account
Yuma Sugahara (NAOJ / Waseda University)
15:30~16:00 Coffee Break
Special session on Carta
16:00~17:30 CARTA tutorial
Kuo-Song Wang (ASIAA)
Friday February 17, 2023
session 12 Astrochemistry (Chair: Aya Higuchi)
09:00~09:30 Invited Evolution of Organic Chemistry from Ice to Gas: The Synergy between ALMA and JWST
Yao-Lun Yang (RIKEN)
09:30~09:45 Detection of A Hot Corino in the Prototypical Warm Carbon-Chain Chemistry Source IRAS 15398−3359
Yuki Okoda (RIKEN)
09:45~10:00 The Origin of Complex Organic Molecule (COM) Emissions of Hot Corinos
Shih-Ying Hsu (ASIAA & NTU)
10:00~10:15 Discovery of a Jet-like Outflow in the Pre-planetary Nebula IRAS 17150-3224 using ALMA Observations of SO and SiO Emissions
Po-Sheng Huang (ASIAA)
10:15~10:30 Revealing the Chemical Link among NH2CHO, HNCO, and H2CO using ALMA Observations toward High-Mass Protostellar Cores
Kotomi Taniguchi (NAOJ)
10:30~10:45 The molecular gas kinematics in the host galaxy of non-repeating FRB 180924B
Tzu-YIn Hsu (NTHU)
10:45~11:00 Closing remark (Hsi-Wei Yen)