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Program on Physics of Hydrodynamic Turbulence (Jan 31 - Jun 30, 2000)
Coordinators: P. Constantin, I. Procaccia, B. Shraiman, and K. Sreenivasan

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The Role of DNS in Turbulence Research



Institute for Theoretical Physics
University of California at Santa Barbara
March 20-21, 2000

A mini-symposium as part of the ITP program on the Physics of Hydrodynamic Turbulence
(http://www.itp.ucsb.edu)


PROGRAM
Sunday, March 19



7:00 PM Mixer at the OUTBACK, 5690 Calle Real, Goleta (near Best Western South Coast Inn)

Monday, March 20



8:30 AM Welcome (David Gross, Director, ITP)

8:35 AM Introductory remarks[Audio] (K.R. Sreenivasan, ITP & Yale)

Note: All talks to follow are 20 minutes long. The remaining time in each session will be used for discussion, as directed by the session moderator.

8:50 AM Session 1 (J. Riley, moderator)

Some general comments on the role of DNS in turbulence research[Audio], J. Riley (U. Washington)
   Discussion

Insights into DNS of decaying isotropic turbulence from similarity theory[Audio], H. Wang (ITP & SUNY Buffalo)
   Discussion

10:10 AM coffee break

10:30 AM

De-aliasing in spectral DNS and LES[Audio], A.Wray (NASA/Ames)

High resolution DNS of stationary isotropic turbulence[Audio], Y. Kaneda (ITP & Nagoya)

11:50 - 1:30 PM Lunch

1:30 PM Session 2 (A. Leonard, moderator)


Lessons from inhomogeneous turbulence[Audio], A. Leonard (ITP & Caltech)

Statistical properties of homogeneous isotropic turbulence[Audio], S. Chen (Johns Hopkins U.)
   Discussion

2:50 PM coffee break

3:10 PM Session 2 (continued)

Plane wakes subjected to successive irrotational strains[Audio], M. Rogers (NASA/Ames)
   Discussion

DNS: A perspective of an experimentalist[Audio], P. Bandyopadhyay (NUSC, Newport)
   Discussion

5:30 PM dinner (to be arranged by T. Lundgren)

Tuesday, March 21



8:30 AM Session 3 (R. Moser, moderator)

Performing experiments with DNS[Audio], R. Moser (U. Illinois)

DNS for the Lagrangian simulation of turbulence[Audio], P.K. Yeung (Ga.Tech)
   Discussion

9:50 AM coffee break

10:10 AM Session 3 (continued)

Comments on the inhibition of energy transfer associated waves in turbulence[Audio], J. Herring (NCAR)


Comment on Shear effects in a turbulent channel flow[Audio], F. Toschi
   Discussion[Audio]
   General Remarks
12:00 noon Close