ARC Complex Open Systems Research Network

Dr Michael Shats

 

Senior Fellow, Plasma Research Laboratory, Research School of Physical Sciences and Engineering, The Australian National University Address: M.G. Shats, Research School of Physical Sciences and Engineering, The Australian National University, Canberra, ACT 0200 Phone: +61 2 6125 0038 Fax: +61 2 6125 8316 Email: Michael.Shats@anu.edu.au Webpage: http://prl.anu.edu.au/staff/Members/mgs112 Research Node: Central/CCS

 

Role in Network

Academic - Researcher

COSNet Research Themes

1. Irreversibility and Emergence in Nonequilibrium Systems
2. Turbulence and Coherent Structures, Control and Computation
3. Dynamics and Statistics of Multi-Scale Systems

COSNet Application Areas

1. Complex Physical Systems

 

Research Topics

* Two-dimensional turbulence and self-organization
* Plasma turbulence and structure formation
* Phase transitions in magnetically confined plasma
* Turbulent transport
* Surface wave physics

 

Publications

M.G. Shats, H. Xia, H. Punzmann and G. Falkovich
Suppression of turbulence by self-generated and imposed flows,
Physical Review Letters 99, October (2007)

Xia H. and Shats M.G.
Spectral transfer analysis in plasma turbulence studies
in: Frontiers in Turbulence and Coherent Structures
J. Denier, J.S. Frederiksen, editors, pp.457-470
World Scientific, ISBN 981-270-393-4 (2007)

M.G. Shats, H. Punzmann and H. Xia
Turbulent Particle Transport in the Context of L-H Transitions,
Journal of Plasma and Fusion Research, 82, 353-356 (2006)


Shats M.G. and Xia H.
Experimental studies of plasma turbulence
in: Turbulence and Coherent Structures in Fluids, Plasmas and Nonlinear Media
M. Shats, H. Punzmann, editors, pp.233-280
World Scientific, ISBN 981-256-698-8 (2006)

H. Xia, M. G. Shats, H. Punzmann
Strong ExB shear flows in the transport-barrier region in H-mode plasma,
Physical Review Letters, 97, 255003 (2006)

Shats M.G., Xia H., Punzmann H.
Zonal flows, GAM and radial electric field in the H-1 heliac,
Czechoslovak Journal of Physics, 56, 1353-1360 (2006)

Shats M.G., Xia H., Yokoyama M.
Mean E x B flows and GAM-like oscillations in the H-1 heliac,
Plasma Physics and Controlled Fusion, 48, S17-S29 (2006)


Shats M.G., Xia H., Punzmann H.
Spectral condensation of turbulence in plasmas and fluids and its role in low-to-high phase transitions in toroidal plasma,
Physical Review E, 71, 046409 (2005)


Shats M.G., Xia H., Punzmann H.
Self-organization in turbulence as a route to order in plasma and fluids,
Physics Archive [http://arxiv.org], physics/0409074

Punzmann H., Shats M.G.
Cellular automata model in particle transport studies in magnetized plasma,
Complexity International, (12) 83-90 (2004)

Punzmann H., Shats M.G.
Formation and structure of transport barriers during confinement transitions in toroidal plasma,
Physical Review Letters, 93(12), 125003 (2004)

Shats M.G., Xia H., Punzmann H. and Solomon W.M.
Spectral energy transfer, generation of zonal flows and their role in confinement transitions,
Fusion Science and Technology, 46(2), 279-87 (2004)

Xia H. and Shats M.G.
Spectral energy transfer and generation of turbulent structures in toroidal plasma,
Physics of Plasmas, 11 (2), (2004) 561-571.


Xia H. and Shats M.G. Inverse energy cascade correlated with turbulent-structure generation in toroidal plasma,
Physical Review Letters 91 (2003) 155001.

Shats M.G., Solomon W.M. and Xia H. Turbulent transport reduction and randomization of coherent fluctuations by zonal flows in toroidal plasma,
Physical Review Letters 90 (2003) 125002.

Shats M. G., H. Punzmann, H. Xia, and Solomon W. M., Measurements of poloidal rotation velocity using cross-correlation spectroscopy in the H-1 heliac,
Review of Scientific Instruments 74 (2003) 2044-2047.

H. Punzmann, Shats M. G., W. M. Solomon and H. Xia, Multichannel visible spectroscopy diagnostic for particle transport studies in the H-1 heliac,
Review of Scientific Instruments 74 (2003) 2048-2051.


Shats M. G., Solomon W. M. Zonal-flow generation in the H-mode plasma and its role in confinement bifurcations,
New Journal of Physics 4 (2002) 30.1-30.14.

Toi K., Ohkuni K., Shats M.G., et al. Observation of Inward Turbulent Particle Transport in Edge Plasma Region of CHS Heliotron/Torsatron,
Plasma Physics and Controlled Fusion 44 (2002) A237-A243.

Shats M. G., Solomon W. M. Experimental evidence of self-regulation of fluctuations by time-varying flows,
Physical Review Letters 88 (2002) 045001.  

End-User Applications

Fundamental studies in plasma turbulence are of practical importance for geophysical dynamics applications and for the plasma magnetic confinement in fusion reactors.  

Grants

DP0881544, 2008-2010, Structural transitions in turbulent fluids and plasma through self-organization, Dr M Shats; Dr H Punzmann; Prof G Falkovich, $360,000.

DP0881571, 2008-2010, New method of remote characterization of hydrocarbon films on the ocean surface through studies of wave turbulence, Dr M Shats; Dr H Punzmann; Dr S Nazarenko, $246,000.