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KITP Conference: Interfaces and Mixing in Fluids, Plasmas, and Materials
(Oct 23-26, 2023)
Coordinators: Snezhana I. Abarzhi, William A. Goddard III, and Katepalli Sreenivasan

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Conference Overview | talks | PodcastXML | Schedule | PDF Schedule | Program Overview | tmbw.org

Monday, Oct 23, 2023

Session (Interfaces and Mixing - Theory), Chair: Ethan Vishniac (Johns Hopkins)

8:50am Lars Bildsten (KITP) Welcome[Video]
9:00am Snezhana I. Abarzhi (U. Western Australia) Introduction from Coordinators[Video][CC]
9:15am David Campbell (BU) The metastable state of the Fermi-Pasta-Ulam-Tsingou problem[Slides][Video][CC]
9:40am Xi Chen (Beihang U) Unbounded wall turbulence induced by inverse cascade [Slides][Video][CC]
10:05am Alex Klimenko (The U of Quuensland) Would mixing be any different in a remote part of the universe?[Video][CC]
10:30am

Morning Break

Session (Fluids - Turbulence and Turbulent Mixing), Chair: Chihiro Matsuoka (Osaka Municipal U)

11:00am James Glimm (Stony Brook) Smooth solutions of the Navier-Stokes Equation[Slides][Video][CC]
11:30am Kartik Iyer (Michigan Tech) Scaling characteristics of hydrodynamic turbulence[Video][CC]
12:00pm Alexander Migdal (NYU) Exact solution of decaying turbulence[Video][CC]

LUNCH

Session (Fluids - Turbulence, Turbulent Mixing, and Interfacial Mixing), Chair: Snezhana Abarzhi (U. Western Australia)

2:00pm Sreeni Katepalli Sreenivasan (NYU) Turbulent convection at very high Rayleigh numbers and the weakly nonlinear theory by Herring, Busse and others [Video][CC]
2:30pm Peter Vorobieff (UNM) Interfacial instability as a single- and multiphase phenomenon[Slides][Video][CC]
3:00pm William Irvine (U Chicago) Weaving tangled vortex webs: vortex knots, conservation of helicity and turbulent blobs[Embargoed]
3:30pm

Afternoon Break

Session (Plasmas - Canonical, Astrophysical, High Energy Density), Chair: Paul Bellan (Caltech)

3:50pm Ken Hara (Stanford) Instabilities and non-classical transport in partially-ionized, partially-magnetized plasmas[Video][CC]
4:15pm Bryce Barclay (Arizona State) Vectorial EM signal reconstruction in stochastic, inhomogeneous media and optimal observation times[Slides][Video][CC]
4:40pm Amita Das (IIT Delhi) Magnetic turbulence in high intensity laser produced plasmas[Video][CC]
5:05pm Drummond Fielding (Flatiron) How rapid radiative cooling controls astrophysical turbulent mixing layers [Video][CC]
5:30pm

SHUTTLE BACK TO HOTEL

Tuesday, Oct 24, 2023

Session (Materials - Interfacial Processes and Reactive Dynamics), Chair: William Goddard (Caltech)

9:00am Anastassia Alexandrova (UCLA) Interfacial fluxionality in electrocatalysis: the ever-changing nature of the active site [Video][CC]
9:25am Al Fortunelli (CNR) ML-accelerated DFT sampling of catalytic processes at heterogeneous interfaces [Video][CC]
9:50am Adri Van Duin (Penn State U) Atomistic-scale simulations of realistic, complex, reactive materials: the ReaxFF method, its applications and recent developments for plasma simulations [Video][CC]
10:15am Akihiro Morita (Tohoku U) Microscopic mechanisms of ion transport and reactions at liquid-liquid interface[Video][CC]
10:40am

Morning Break

Session (Materials and Plasmas - Matter at the Extremes), Chair: Richard Sydora (U. Alberta)

11:00am Frank Graziani (LLNL) Shock physics in warm dense matter: A quantum hydrodynamics perspective[Slides][Video][CC]
11:30am Vasily Zhakhovsky (Joint Inst. for High Temperatures, Academy of Sciences) Shock-induced melting and crystallization in titanium irradiated by ultrashort laser pulse[Slides][Video][CC]
12:00pm Hiroshi Azechi (Osaka U) Integral model of Rayleigh-Taylor and Richtmyer-Meshkov instabilities in inertial fusion plasmas[Video][CC]

LUNCH

Session (Interface Dynamics and Kinetics - Theory and Simulations), Chair: Hiroshi Azechi (Osaka U)

2:00pm William Goddard (Caltech) Reactive dynamics simulations at interfaces between solid and liquid materials: successes and difficulties[Slides][Video][CC]
2:45pm Snezhana Abarzhi (U. Western Australia) Interface dynamics in ideal and realistic fluids[Video][CC]
3:30pm

Afternoon Break

Session (Plasmas - Astrophysics and Magneto-hydrodynamics), Chair: Peng Oh (UCSB)

3:50pm Bob Fisher (UMass Dartmouth) Turbulent detonation in type Ia supernovae[Slides][Video][CC]
4:15pm David Hosking (Princeton) Metastability of MHD atmospheres and their relaxation[Video][CC]
4:40pm Michael Zingale (Stony Brook) Convective mixing in stellar reactive flows[Video][CC]
5:15pm Ethan Vishniac (Johns Hopkins) Magnetic field transport in thin accretion disks[Slides][Video][CC]
5:30pm

RECEPTION

6:00pm

SPECIAL EVENT DINNER

8:00pm

SHUTTLE BACK TO HOTEL

Wednesday, Oct 25, 2023

Session (Fluids - Turbulence and Turbulent Mixing), Chair: Kartik Iyer (Michigan Tech)

9:00am Toshiyuki Gotoh (Nitech) Spectrum of passive scalar variance with inherent time scale in turbulence[Slides][Video][CC]
9:25am Lipo Wang (Univ.of Michigan-Shanghai Jiao Tong U Joint Inst.) Structure of turbulence based on multi-level extremal points[Video][CC]
9:50am Yuli Chashechkin (Ishlinsky Inst. for Problems in Mechanics, Academy of Sciences) Inseparable actively interacting waves, vortices and ligaments in a new mechanism for densities of miscible liquids, gases or plasma equalizing[Slides][Video][CC]
10:15am Sergey Chefranov (Technion - Israel Institute of Technology) A new precise analytical solution to the main turbulence problem[Slides][Video][CC]
10:40am

Morning Break

Session (Fluids - Instabilities and Interfacial Mixing), Chair: James Glimm (Stony Brook)

11:00am Marcus Herrmann (Arizona State) A dual-scale LES model for sub-filter dynamics of immiscible interfaces[Video][CC]
11:30am Chihiro Matsuoka (Osaka Metropolitan U) Nonlinear interaction of vortex sheets in multi-interface Kelvin-Helmholtz, Rayleigh-Taylor, and Richtmyer-Meshkov instabilities[Video][CC]
12:00pm Snezhana Abarzhi (U. Western Australia) Fluid instabilities and interfacial mixing[Video][CC]

LUNCH

Session (Interfaces in Fluids, Plasmas, Materials - Experiment), Chair: William Irvine (U Chicago)

2:00pm Mark Schlossman (UIC) Ion-extractant complexation and transport near liquid-liquid interfaces in solvent extraction processes[Video][CC]
2:30pm Dan Ilyin (Stanford) Interfaces and mixing in three-dimensional micro-printing technology[Video][CC]
3:00pm Richard Sydora (U. Alberta) Experiments and simulation of the turbulent mixing between multiple spinning magnetized plasma pressure filaments[Video][CC]
3:30pm

Afternoon Break

Session (Interface Dynamics - Numerical Modeling), Chair: Marcus Herrmann (Arizona State)

3:50pm Stanley Osher (UCLA) In-Context Operator Networks (ICON): Towards Large Scientific Learning Models[Slides][Video][CC]
4:15pm Alexei Chekhlov (Dassault Systemes) Lattice Boltzmann model in general curvilinear coordinates applied to exactly solvable 2D flow problems[Slides][Video][CC]
4:40pm Thomas Hou (Caltech) Potentially singular behavior of 3D incompressible Navier-Stokes[Slides][Video][CC]
5:05pm Tulin Kaman (U Arkansas) Recent advancements in front-tracking based Rayleigh-Taylor simulations[Video][CC]
5:30pm

RECEPTION

6:00pm

SPECIAL EVENT DINNER

8:00pm

SHUTTLE BACK TO HOTEL

Thursday, Oct 26, 2023

Session (Fluids - Realistic Environments), Chair: Tulin Kaman (U of Arkansas)

9:00am Guido Boffetta (U Turin) Rayleigh-Taylor mixing in porous media[Video][CC]
9:25am Alexander Nepomnyashchy (Technion) Marangoni convection in solutions[Video][CC]
9:50am Daniela Tordella (Polito) Super-saturation of turbulent fluctuations in atmospheric cloud-environmental air unsteady interfaces[Slides][Video][CC]
10:15am Juan Lopez (Arizona State) Mixing and transport of dissolved CO2 in water by a rotating knife edge[Slides][Video][CC]
10:40am

Morning Break

Session (Fluids and Materials - Instabilities and Interfacial Processes), Chair: Akihiro Morita (Tohoku U)

11:00am Aurora Clark (Utah) Geometric and topological descriptors of the organization and dynamics at soft-matter interfaces[Slides][Video][CC]
11:30am Benjamin Doughty (Oak Ridge NL) Liquid/liquid interfaces at and away from equilibrium[Video][CC]
12:00pm Yasuhide Fukumoto (Kyushu U) Effect of compressibility on Kelvin-Helmholtz and Rayleigh-Taylor instabilities[Video][CC]
12:30pm

Lunch Break

Session (Plasmas and Fluids - Astrophysics and Magneto-hydrodynamics), Chair: David Campbell (BU)

2:00pm Peng Oh (UCSB) Turbulent mixing layers in multi-phase gas[Video][CC]
2:30pm Simon Bolanos (UCSD) Laboratory study of the initial stages of quasi-parallel collisionless shocks at high Alfven Mach number using high-power lasers[Video][CC]
3:00pm Paul Bellan (Caltech) Experimental observation of cascade of qualitatively different plasma instabilities[Video][CC]
3:30pm

Afternoon Break

Session (Fluids - Numerical Modeling of Realistic Environments), Chair: Mark Schlossman (UIC)

4:00pm Josette Bellan (Caltech) Characteristics of multi-species mixing in high-pressure turbulent flow from direct numerical simulations[Video][CC]
4:25pm Timothy Wallstrom (LANL) Estimating reaction rates from models of variable-density turbulent flow[Slides][Video][CC]
4:50pm Alan Kerstein (Stochastic Sciences Inc.) Investigations of turbulence-modulated interfaces using a stochastic model[Slides][Video][CC]
5:15pm Snezhana I. Abarzhi (U. Western Australia), William A. Goddard III (Caltech) Summary from Coordinators[Video][CC]
5:30pm

CONFERENCE END SHUTTLE TO BWSCI *Also available to SB Airport and SB Airbus, Goleta location. (See Registration Desk BEFORE THURSDAY to sign up.)

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