## Contact Information

## Ivan Sudakov

*Assistant Professor*

- Full-Time Faculty

### Profile

Dr. Ivan Sudakov is an assistant professor of physics at the University of Dayton. From 2012 to 2015, he held an appointment of research assistant professor of mathematics at the University of Utah. Dr. Sudakov has a masters degree in physics and a Ph.D. in mathematical modeling. He specializes in environmental and nonlinear physics. His work is to develop nonlinear theory of climate systems. He has been awarded numerous fellowships, such as the Ed Lorenz Postdoctoral Fellowship, Isaac Newton Institute Visiting Fellowship, and Nansen Fellowship. The German Federal Government awarded him the title ”Green Talent” in 2013.

### Degrees

- PhD, Mathematical Modeling, Novgorod State University, 2012
- ABD, Climate Science, St. Petersburg State University, 2011
- MSc., Physics, Ural State University, 2008
- BEng., Innovations, Ural State University, 2008
- BSc., Physics, Ural State University, 2006

### Professional Activities

- Organizer, mini-symposium “Statistical Physics and Nonlinear Dynamics for the Earth’s Cryosphere” at SIAM Conference on Applications of Dynamical Systems, May 17-27, 2015, Snowbird, UT, USA.
- Climate Systems Discipline Coordinator and Council Member of the Association of Polar Early Career Scientists (APECS), 2008 – 2010.
- Review service for the journal “Communications in Nonlinear Science and Numerical Simulation.”
- Member of American Physical Society (APS).
- Member of Society for Industrial and Applied Mathematics (SIAM).
- Member of Mathematics and Climate Research Network (MCRN).

### Research Interests

- Climate Physics (energy balance models, thermodynamics of climate systems, phase transitions in the climate system and nonlinear climate phenomena).
- Climate Mathematics (tipping points theory and bifurcation analysis of differential equations).
- Environmental Biophysics (pattern formation in ecosystems and biological evolution).
- Statistical Physics (nonequilibrium statistical mechanics, Ising model and nucleation theory).
- Fluid Dynamics (Rayleigh–Bénard convection and Marangoni convection).
- Atmosphere Ocean Science (permafrost, sea ice, greenhouse gas emission, the Arctic climate system, ocean salinity and circulation, climate modeling).
- Physics and Mathematics Education (infographics, gamification and educational technology).

### Selected Publications

Y.P. Ma, **I. Sudakov**, and K.M. Golden. Ising model for melt ponds on Arctic sea ice, 2015. Preprint: http://arxiv.org/pdf/1408.2487v2.pdf

E. Chernyavskaya, **I. Sudakov**, K. Golden and L. Timokhov. Surface salinity fields in the Arctic Ocean and statistical approaches to predicting anomalies and patterns, 2015. Preprint: http://arxiv.org/abs/1409.2062

S. A. Vakulenko, **I. Sudakov**, K.M. Golden, and D. Kirievskaya. Large plankton ecosystems with climate feedback, 2015. Preprint: http://arxiv.org/pdf/1412.1006v1.pdf

**I. Sudakov**, T. Bellsky, S. Usenyuk, and V. Polyakova. Infographics and Mathematics: a Mechanism for Effective Learning in the Classroom // *PRIMUS: Problems, Resources, and Issues in Mathematics Undergraduate Studies,* 2015. http://www.tandfonline.com/doi/full/10.1080/10511970.2015.1072607

**I. Sudakov**, S. Vakulenko, and K. Golden. Arctic melt ponds and bifurcations in the climate system // *Communication in Nonlinear Science and Numerical Simulation*, 2014. doi: 10.1016/j.cnsns.2014.09.003.

**I. Sudakov**, S. Vakulenko. A mathematical model for a positive permafrost carbon-climate feedback // *IMA Journal of Applied Mathematics*, 2014. doi: 10.1093/imamat/hxu010

**Sudakov I**, Vakulenko S. Bifurcations of the climate system and greenhouse gas emissions. // *Philos Trans A Math Phys Eng Sci.* 2013: 371(1991):20110473.

**I. A. Sudakov**, S. A. Vakulenko, T. G. Sukacheva. New type of bifurcations in the modified Rayleigh–Bénard convection problem // *Izv. VUZov Prikladnaya Nelineinaya Dinamika (Applied Nonlinear Dynamics)*. Vol. 21, no. 2, 145-162, 2013 (in Russian).

**I. A. Sudakov**, T.G. Sukacheva. Issues of Patankar's numerical scheme stability // *Computing research and Modeling*. Vol. 4, no. 4, 827–835, 2012 (in Russian).

**Sudakov, I.A.**, Bobylev, L.P., Beresnev, S.A. Permafrost thermal regime simulation in response to modern climate change. Vestnik Sankt-Peterburgskogo Universiteta, Seriya 7, 2011 (7), pp. 81-88.

### Selected Invited Talks

Critical Phenomena in the Earth’s Cryosphere: Nonlinear and Statistical Physics Perspectives, *Physics & Astronomy Colloquium,* January 7th 2015, Department of Physics and Astronomy, Brigham Young University, Provo UT, USA.

Critical Phenomena in Planetary Climate: Statistical Physics Approach, *Mathematical Physics Seminar,* September 18th, 2014, Department of Mathematics, Rutgers University-New Brunswick NJ, USA.

Transitions and Tipping Points in the Changing Arctic Cryosphere. *The Center for Atmosphere Ocean Science Colloquium*, September 17th, 2014, Courant Institute of Mathematical Sciences, New York University NY, USA.

The Modified Rayleigh-Benard Convection Problem and its Application to Greenhouse Gas Emissions Simulation. *Numerical Analysis Seminar*, September 15th, 2014, Department of Mathematics, NC State University NC, USA.

Mathematics of the Arctic Tipping Points. *The National Snow and Ice Data Center (NSIDC) Seminar*, April 2nd, 2014, the University of Colorado, Boulder CO, USA.

Some mathematical models for the Arctic tipping elements. *Exeter Climate Systems seminar*, the University of Exeter, December 11th, 2013, Exeter, the UK.

Mathematical modeling of the Arctic climate tipping points. Centre for Polar Observation and Modelling seminar, the University of Reading, December 10th, 2013, Reading, the UK.

Phase Transitions in the Arctic Climate System. *Mathematics for the Fluid Earth Seminar, Newton Institute for Mathematical Sciences*, November 27th, 2013, Cambridge, the UK.

Tipping Elements in the Arctic Climate System. *Seminar of Theoretical Meteorology Department, the University of Hamburg*, November 5th, 2013, Hamburg, Germany.

Tipping Points in Climate. *The Chesapeake Biological Laboratory Distinguished Scholar Seminar,* October 16th, 2013, UMCES, MD, USA.