Vertical shear instability meeting

Overview

A virtual workshop on the vertical shear instability, with the aim of bringing together theorists studying this and other (magneto-)hydrodynamic instabilities and observers exploring signatures of these instabilities in line and continuum observations.

Date

8-10 November 2022

Synchronous meeting on Zoom

Asynchronous meeting on Slack

SOC

Mario Flock, Anders Johansen, Min-Kai Lin, Natascha Manger, Richard Teague, and Urs Dannenberg

LOC

Anders Johansen, Michiel Lambrechts, Natascha Manger, and Urs Dannenberg


Registration


Schedule

Talks will be 15 minutes + 5 minutes for discussion, overview talks will be 25 minutes + 5 minutes for discussion.

Tuesday, 8 November

Chair: Richard Teague / Urs Dannenberg

Time (CET) Speaker Title
16:00-16:15 Welcome
16:15-16:50 Henrik Latter Introduction to the dynamics of the VSI
16:50-17:10 Yuya Fukuhara Suppression of VSI-driven turbulence by dust evolution
17:10-17:30 Thomas Pfeil Turbulence, and Vortex Formation via VSI with a more realistic Cooling Prescription
17:30-17:45 Break
17:45-18:15 Stefano Facchini Unveiling the dynamics of planet formation with molecular line observations
18:15-18:35 Kevin Flaherty Looking for turbulent molecular line emission with ALMA
18:35-19:00 Discussion

Wednesday, 9 November

Chair: Anders Johansen

Time (CET) Speaker Title
16:00-16:30 Min-Kai Lin Vertical shear instability in dusty protoplanetary disks
16:30-16:50 Marius Lehmann Dust concentration in pressure bumps in turbulent protoplanetary discs
16:50-17:10 Sebastiaan Krijt Vertical dust (re)distribution: Effects on gas & ice chemistry
17:10-17:30 Kiyoaki Doi Estimation of the dust scale height and the turbulence of the HD 163296 disk
17:30-17:45 Break
17:45-18:15 Marion Villenave Identifying and characterizing the vertical distribution and trapping of dust in protoplanetary disks
18:15-18:35 Jennifer Bergner Icy grain transport in disks and implications for comet compositions
18:35-19:00 Discussion

Thursday, 10 November

Chair: Min-Kai Lin / Thomas Pfeil

Time (CET) Speaker Title
16:00-16:20 William Béthune Laminar models of protoplanetary disks
16:20-16:50 Can Cui VSI in weakly magnetized protoplanetary disks and a summary of current issues
16:50-17:10 Wladimir Lyra 3D simulations of planet formation by vortex trapping
17:10-17:30 Hubert Klahr Stability of radially and vertically stratified disk atmospheres under thermal relaxation:

The case of long cooling times | | 17:30-17:45 |Break | | | 17:45-18:05 |Urs Dannenberg |Dust concentration and thresholds for planetesimal formation owing to streaming instability and vertical shear instability 18:05-18:25 |Marcelo Barraza-Alfaro |Kinematical signatures of planet-disk interactions in VSI-turbulent planet-forming disks | | 18:25-19:00 |Discussion |


List of posters

Name Title
Hongping Deng The vertical bouncing along the azimuth and tearing of warped discs
Callum Fairbairn Parametric instability in warped astrophysical discs: growth, saturation and feedback
Michael Hammer Planet-induced vortices with the VSI
K M Hiremath TBD
Pinghui Huang Studying Vertical Shear Instability by a dust module in Athena++
Cristiano Longarini Kinematic signatures of gravitational instability: GI wiggles
Étienne Martel Stability of transition discs cavities sustained by magnetised winds: 3D global simulations
Debanjan Sengupta Turbulence in Particle-Laden Midplane of a Protoplanetary Disk
Han-Gyeol Yun Observability of the Vertical Shear Instability in Thermally Stratified Disks
Alexandros Ziampras Planet-disk interaction in VSI-active disks

Last updated on 27 October.


List of participants

Name Affiliation
Hossam Aly Zentrum für Astronomie, University of Heidelberg
Jaehan Bae University of Florida
Xuening Bai Tsinghua University
Marcelo Barraza-Alfaro Max Planck Institute for Astronomy Heidelberg
Stanley Baronett University of Nevada Las Vegas
Myriam Benisty IPAG Grenoble / OCA Nice
Jennifer Bergner University of Chicago
William Béthune École normale supérieure Paris
Fabian Binkert University Observatory Munich
Til Birnstiel Ludwig Maximilian University of Munich
Thorsten Busch University of Göttingen
Manuel Canas New Mexico State University
Daniel Carrera Iowa State University
Akke Corporaal Katholieke Universiteit Leuven
Can Cui University of Cambridge
Hsiang-Yu Chen Academia Sinica Institute of Astronomy and Astrophysics / National Taiwan University
Urs Dannenberg Globe Institute, University of Copenhagen
Yixuan Dang University of Oxford
Claudia Danti Globe Institute, University of Copenhagen
Hongping Deng Shanghai Astronomical Observatory, Chinese Academy of Science
Kiyoaki Doi National Astronomical Observatory of Japan
Stefano Facchini University of Milan
Callum Fairbairn University of Cambridge
Mario Flock Max Planck Institute for Astronomy Heidelberg
Lizxandra Flores-Rivera Max Planck Institute for Astronomy Heidelberg
David Melon Fuksman Max Planck Institute for Astronomy Heidelberg
Yuya Fukuhara Tokyo Institute of Technology
Himanshi Garg Monash University
Aayush Gautam Birendra Multiple Campus, Tribhuvan University
Sacha Gavino Niels Bohr Institute, University of Copenhagen
Nerea Gurrutxaga Lund University
Michael Hammer Academia Sinica Institute of Astronomy and Astrophysics
K M Hiremath Indian Institute of Astrophysics
Ying-Chi Hu National Tsing Hua University
Pinghui Huang Institute for Advanced Study, Tsinghua University
Haochang Jiang Tsinghua University / European Southern Observatory
Anders Johansen Globe Institute, University of Copenhagen / Lund University
Mihkel Kama University College London
Rich Kerswell University of Cambridge
Hubert Klahr Max Planck Institute for Astronomy Heidelberg
Sebastiaan Krijt University of Exeter
Matthew Kunz Princeton University
Michiel Lambrechts Globe Institute, University of Copenhagen
Henrik Latter University of Cambridge
Yueh-Ning Lee National Taiwan Normal University
Marius Lehmann Academia Sinica Institute of Astronomy and Astrophysics
Harrison Leiendecker University of Wyoming
Geoffroy Lesur IPAG Grenoble / CNRS
Min-Kai Lin Academia Sinica Institute of Astronomy and Astrophysics
Sheng-Yuan Liu Academia Sinica Institute of Astronomy and Astrophysics
Feng Long University of Arizona
Cristiano Longarini University of Milan
Wladimir Lyra New Mexico State University
Nathan Magnan University of Cambridge
Étienne Martel IPAG Grenoble / University of Nevada Las Vegas
Paola Martire University of Milan
Johannes Meyer Max Planck Institute for Astronomy Heidelberg
Dhruv Muley Max Planck Institute for Astronomy Heidelberg
Gordon Ogilvie University of Cambridge
Victor Oyiboka Freie Universitat
Antoine Petit Globe Institute, University of Copenhagen
Thomas Pfeil University Observatory Munich
Christophe Pinte Monash University
Luca Ricci California State University Northridge
Matthew Roberts University of Cambridge
Jesper Roslund Globe Institute, University of Copenhagen
Debanjan Sengupta New Mexico State University
Jeremy Smallwood Academia Sinica Institute of Astronomy and Astrophysics
Jochen Stadler Observatoire de la Côte d’Azur Nice
Richard Teague Massachusetts Institute of Technology
Giovanni Tedeschi University Observatory Munich
Neal Turner Jet Propulsion Laboratory, California Institute of Technology
Orkan Umurhan SETI Institute / NASA Ames Research Center
Vignesh Vaikundaraman Ludwig Maximilian University of Munich
Eric Van Clepper University of Chicago
Riya Verma Indian Institute of Technology Bombay
Marion Villenave Jet Propulsion Laboratory, California Institute of Technology
Shiang-Chih Wang Academia Sinica Institute of Astronomy and Astrophysics / National Taiwan University
Weixiao Wang Tsinghua University
Yinhao Wu University of Leicester
Masayuki Yamaguchi Academia Sinica Institute of Astronomy and Astrophysics
Hwei-Jang Yo National Cheng Kung University Taiwan
Cong Yu Sun Yat-sen University
Han-Gyeol Yun Seoul National University
Shangjia Zhang University of Nevada Las Vegas
Alexandros Ziampras Queen Mary University of London
Andres Zuleta University Observatory Munich

Last updated on 9 November.


Code of conduct

Our meeting is dedicated to providing a harassment-free experience for everyone, regardless of gender, gender identity and expression, age, sexual orientation, disability, physical appearance, body size, race, ethnicity, religion (or lack thereof), or technology choices. We do not tolerate harassment of meeting participants in any form. Please report any such behaviour to a member of the LOC. (Adapted from https://confcodeofconduct.com)

We welcome discussion outside of the meeting context, including on social media. However, we ask participants not to share the recordings of the Zoom sessions or verbatim Slack conversations with anyone who is not a meeting participant.