Magnetic Fields or Turbulence:
Which is the critical factor for the formation of stars and planetary disks?

Monday February 5, 2018
16:15 Shuttle from Landis Inn Chuhu to Workshop Venue
16:30-18:30 Registration & Reception
Tuesday February 6, 2018
08:15 Shuttle from Landis Inn Chuhu to Workshop Venue
08:30~09:00 Registration
09:00~09:10 Welcome
09:10~10:10 Keynote Observations of Magnetic Fields in Star Formation Regions
Richard Crutcher (University of Illinois)
10:10~10:30 Coffee Break
10:30~11:30 Keynote Theory of Magnetic Fields in Star and Disk Formation
Shantanu Basu (Western University)
Session I: ALMA observations of magnetic fields (Chair: Leslie Looney)
11:30~12:00 Invited Perspectives about (polarization) observations using ALMA Band 1
Hauyu Baobab Liu (European Southern Observatory (ESO))
12:00~13:15 Lunch
13:15~13:45 Invited Introducing ngVLA
Anthony Beasley (NRAO)
13:45~14:00 ALMA methanol maser polarimetry toward a massive star forming region, G10.34-0.14
Ji-hyun KANG (Korea Astronomy and Space Science Institute)
14:00~14:15 ALMA Observations of Magnetic Fields around Young Protostar NGC 1333 IRAS 4A
Shih-Ping Lai (National Tsing Hua University)
14:15~14:30 High-Resolution ALMA Magnetic Field Observations in W51
Patrick Koch (ASIAA)
14:30~15:00 Invited Magnetic fields and massive star formation
Qizhou Zhang (Harvard-Smithsonian Center for Astrophysics)
15:00~15:15 Magnetic Fields of Class 0 Young Stellar Objects
Woojin Kwon (Korea Astronomy and Space Science Institute)
15:15~15:30 ALMA Dust Polarization Observations of Nearly Edge-On Protostellar disks
Chin-Fei Lee (ASIAA)
15:30~16:00 Coffee Break
16:00~16:15 ALMA polarization observations toward the protoplanetary disk around HD 142527
Satoshi Ohashi (RIKEN)
16:15~16:45 Invited Using ALMA to reveal the impact of turbulence, magnetic fields, and outflow feedback on low-mass star formation
Chat Hull (NAOJ/ALMA)
Session II: Simulations of B-fields and/or turbulence 1 (Chair: Zhi-Yun Li)
16:45~17:00 The critical role of magnetic field for the formation of protoplanetary disk formation
Patrick Hennebelle (CEA Saclay)
17:00~17:15 How galactic dynamics affect magnetic fields and turbulence: a look at GMC collisions
Benjamin Wu (National Astronomical Observatory of Japan)
17:15~17:30 On the formation of parallel and perpendicular filaments in the turbulent interstellar medium
Siyao Xu (Hubble fellow, University of Wisconsin-Madison)
17:30~17:45 Magneto- and turbulent regimes of star formation
Philip Mocz (Princeton University)
17:45~18:00 Magneto-thermo-turbulent star formation in cosmic zoom-in spiral galaxies
Sergio Martin (University of Oxford)
Wednesday February 7, 2018
08:30 Shuttle from Landis Inn Chuhu to Workshop Venue
09:00~09:30 Invited Turbulent Beginnings: A Predictive Theory of Star Formation in the Interstellar Medium
Blakesley Burkhart (Harvard)
09:30~09:45 Formation of Magnetized Prestellar Cores in Turbulent Clouds
Che-Yu Chen (University of Virginia)
Session III: Non-ALMA polarimetry (Chair: Chat Hull)
09:45~10:15 Invited Magnetic Fields in Molecular Cloud Formation: A BLASTPol Polarization Study of Vela C
Laura Fissel (National Radio Astronomy Observatory)
10:15~10:30 Starlight Polarimetry and Thermal Dust Emission Polarimetry versus Zeeman Effect B-Field Strengths: Progress and Plans
Dan Clemens (Boston University)
10:30~11:00 Coffee Break
11:00~11:15 Does Scattering Contaminate Magnetic Field Observations in Star Forming Regions?
Ramprasad Rao (ASIAA Hawaii)
11:15~11:30 Early results from HAWC+/SOFIA: far-IR polarization mapping of Rho Oph A at 89 and 155 microns
Giles Novak (Northwestern University)
11:30~11:45 Intermittency and magnetic reconnections in interstellar and interplanetary turbulence
Abraham C.-L. Chian (University of Adelaide, Australia)
11:45~12:00 Probing cloud magnetic-field morphology from Atacama Desert with “APol”
Yapeng ZHANG (The Chinese University of Hong Kong)
12:00~12:10 Group Photo
12:00~13:00 Lunch
13:00~18:00 Excursion
18:00~20:00 Banquet at 彭園新竹館 Peng’s Gourmet & Banquet, Hsin-Chu
Thursday February 8, 2018
08:30 Shuttle from Landis Inn Chuhu to Workshop Venue
09:00~09:15 Grain Alignment in the Ophiuchus Molecular Cloud
Kate Pattle (National Tsing Hua University)
09:15~09:30 Can we trace magnetic fields via polarized infrared emission from PAHs?
Thiem Hoang (KASI and UST)
09:30~09:45 Magnetic Field in Massive Protoclusters
Vivien Chen (National Tsing Hua University)
Session IV: Simulations of B-fields and/or turbulence 2 (Chair: Enrique Vazquez-semadeni)
09:45~10:15 Invited Study of Magnetic fields with velocity gradients
Alex Lazarian (University of Wisconsin-Madison)
10:15~10:30 Not turbulence nor magnetic fields: just global hierarchical collapse of clouds.
Enrique Vazquez-Semadeni (IRyA UNAM)
10:30~11:00 Coffee Break
11:00~11:15 Turbulence, magnetic field, and thermodynamics: what determines the IMF?
Yueh-Ning LEE (IPGP)
11:15~11:30 Energy balance between turbulence and gravity in simulations of molecular cloud fragmentation.
Vianey Camacho (Instituto de Radioastronomía y Astrofísica UNAM)
11:30~12:00 Discussion (lead by Giles Novak)
12:00~13:15 Lunch
13:15~13:30 Non-ideal magnetic fields in protostar formation
James Wurster (University of Exeter)
13:30~13:45 The link between Magnetic-field Orientation and Star Formation Rates: From a simulation prospective
Zitan Guo (the Chinese University of Hong Kong)
13:45~14:00 The effect of photoionising feedback on star formation in isolated and colliding turbulent clouds
Kazuhiro Shima (Hokkaido University)
14:00~14:15 Velocity Anisotropy in Self-gravitating Molecular Clouds
Hongli Liu (The Chinese University of Hong Kong, HK)
14:15~14:30 The Effect of Magnetic Fields and Ambipolar Diffusion on the Column Density Probability Distribution Function in Molecular Clouds
Sayantan Auddy (University of Western Ontario, Canada)
Session V: Observations of GMCs and filaments (Chair: Hans Zinnnecker)
14:30~15:00 Invited POLSTAR survey: Magnetic fields in Pristine to Cluster Forming Filaments
Thushara Pillai (MPIfR)
15:00~15:30 Invited Magnetic fields and turbulence in the diffuse interstellar medium
Edith Falgarone (Ecole Normale Supérieure and Observatoire de Paris)
15:30~16:00 Coffee Break
16:00~16:15 Turbulent Properties in Star-Forming Molecular Clouds: Molecular Line Mapping with High-Velocity Resolution Using TRAO
Hyeong-Sik Yun (Kyung Hee University)
16:15~16:30 Pinched magnetic field in a massive and quiescent filament
Tie Liu (EAO/JCMT, KASI)
16:30~17:00 Invited The Tai Chi in Star Formation
Hua-bai Li (CUHK)
17:00~17:15 New Views on Turbulence: The Riddle of Gravitational Binding in the Disk and Center of the Milky Way
Jens Kauffmann (Haystack Observatory, Massachusetts Institute of Technology)
17:15~17:30 What are we learning from the relative orientation between density structures and the magnetic field in molecular clouds?
Juan Diego Soler (Max Planck Institute for Astronomy)
17:30~17:45 The Musca molecular cloud: An interstellar symphony
Aris Tritsis (Research School of Astronomy and Astrophysics, Australian National University)
Friday February 9, 2018
08:30 Shuttle from Landis Inn Chuhu to Workshop Venue
Session VI: Observations of clumps and cores (Chair: Ramprasad Rao)
09:00~09:30 Invited Magnetized Protoplanetary Disks
Susana Lizano (IRyA, UNAM)
09:30~10:00 Invited Magnetically regulated collapse in the B335 protostar ? ALMA observations and MHD models
Anaëlle Maury (CEA Astrophysics department, Paris-Saclay University)
10:00~10:15 Magnetic Fields from Filamentary Clouds to Hub-Filament System in IC5146 Cloud Complex
Jia-Wei Wang (National Tsing Hua University)
10:15~10:30 HELICAL MAGNETIC FIELDS IN THE NGC 1333 IRAS 4A PROTOSTELLAR OUTFLOWS
Tao-Chung Ching (National Astronomical Observatories, Chinese Academy of Sciences (NAOC))
10:30~11:00 Coffee Break
11:00~11:15 Magnetic fields at the footprints of the filament hosting bipolar bubbles using JCMT/SCUBAPOL2 - a case study of S201
Eswaraiah Chakali (National Tsing Hua University (NTHU))
11:15~11:30 Tracing magnetic fields in the galaxy using the Velocity Gradient Technique
Diego Gonzalez-Casanova (University of Wisconsin - Madison)
11:30~11:45 Evidence of material channeled by magnetic field in the infrared dark cloud G34.43? A Comparison between Magnetic Field, Turbulence, and Gravity
Ya-Wen Tang (ASIAA)
Session VII: Theories and observations of protoplanetary discs (Chair: Ya-Wen Tang)
11:45~12:00 Variability in young high-mass stars: a new window to star-disk-magnetosphere studies
Nanda Kumar (Institute of Astrophysics and Space Sciences, Porto)
12:00~13:15 Lunch
13:15~13:45 Invited Disk Polarization in the ALMA Era
Zhi-Yun Li (University of Virginia)
13:45~14:00 Polarized Light toward the Circumstellar Disk of HL Tau
Leslie Looney (University of Illinois)
14:00~14:15 Millimeter-wave polarization of protoplanetary disks: alignment or scattering?
Akimasa Kataoka (National Astronomical Observatory of Japan)
14:15~14:30 Diffusion of magnetic field and outflows from star-disk magnetosphere
Miljenko Cemeljic (Nicolaus Copernicus Astronomical Center, Warsaw, Poland)
14:30~14:45 Magnetic fields in the near vicinity of a Very Low Luminosity Object L1521F-IRS
Archana Soam (Korea Astronomy & Space Science Institute)
14:45~15:00 Using SOFIA to Connect the Large and Small Scale Magnetic Fields in the IRAS 4 Region
Erin Cox (University of Illinois)
15:00~15:15 Determining Magnetic Field Morphologies in Young Stellar Disks and their Environments with CanariCam 10-micron Polarimetry at the 10-m Gran Telescopio Canarias
Charles Telesco (University of Florida)
15:15~15:30 Magnetic fields in protoplanetary disks: how to measure them?
Josep Miquel Girart (Institute of Space Sciences (IEEC-CSIC))
15:30~16:00 Coffee Break
16:00~16:15 A Spatially Resolved Search for Turbulence in TW Hya
Richard Teague (University of Michigan)
16:15~16:30 Polarized dust emission in Young Stellar Objects. Observational and Theoretical approaches.
Valeska Valdivia (Département d'Astrophysique/CEA-Saclay)
16:30~16:45 Magnetically Induced Disk Winds and Transport in the HL Tau Disk
Yasuhiro Hasegawa (JPL/Caltech)
16:45~17:15 Discussion (lead by Qizhou Zhang)
17:15~17:30 Concluding Remarks (Zhi-Yun Li)