Prof. (Ms.) R. P. K. C. M. Ranasinghe

Professor in Mathematics

B.Sc. (Kelaniya), Ph.D. (HW, Edinburgh, UK)

Research Interests : Statistical Mechanics, Random Surfaces.

Email Address :ranasinghe@sjp.ac.lk

Tel : +94112758387

Publications in Science Citation Index Journal

• Gonihedric 3D Ising actions, Johnston D. A. and Ranasinghe P. K. C. M. , Physics Lett B, 378(1996) 87-96.

• Evidence For a First Order Transition in a Plaquette three dimensional Ising like action, Espriu D, Baig M, Johnston D. A. and Ranasinghe P. K. C. M., Journal of Physics A, Mathematical and General .30(1997) 405-412.

• Gonihedric Ising Action, Johnston D. A. and Ranasinghe P. K. C. M. , Nuclear Physics B 53, (1997) 773-776.

• String Tension in Gonihedric Three-Dimensional Ising Model, Baig M, Espiu D, Johnston D. A. and Ranasinghe P. K. C. M. , Journal of Physics. A, Mathematical and General .30 (1997) 405-415.

• Information geometry of the Ising model on planar random graphs, Janke W,  Johnston D. A. and Ranasinghe P. K. C. M. , Phys. Rev. E66 (2002) 056119.

• The dual Gonihedric 3D Ising model, D. A. Johnston, R. P. K. C. M. Ranasinghe, Journal of Physics. A, Mathematical and Theoretical. 44 (2011) 295004.

• Decorating Random Quadrangulations, Johnston D. A. and Ranasinghe P. K. C. M., Journal of Physics A, Mathematical and General 35(2002) L1 – L6.

• Gauge-invariant 3D Ising actions, R. P. K. C. M. Ranasinghe, J. Natn. Sci. Foundation, Sri Lanka, 2008 36(4): 299-302.

• Potts Model with(17) invisible states in thin graphs, D. A. Johnston, R. P. K. C. M. Ranasinghe, Journal of Physics. A, Mathematical and Theoretical. 46 (2013) 225 001.

• Potts Model with invisible states on general Bethe lattices, N. Ananikian, N. S. Izmailyan, D. A. Johnston, R. Kenna, R. P. K. C. M. Ranasinghe, Journal of Physics. A, Mathematical and Theoretical. 46 (2013) 38.

• A Guage invariant Dual Gonihedric 3D Ising Model, D. A. Johnston, R. P. K. C. M. Ranasinghe Submitted arXiv:1106.4664v1

• Another Dual Gonihedric Ising Model, D. A. Johnston, R. P. K. C. M. Ranasinghe Submitted arXiv:1106.0325v1

• Johnston D. A. Lipowski A., Ranasinghe R. P. K. C. M. : Gonihedric Ising Model and Glassiness. 
  Rugged Free-Energy Landscapes, Springer-Veriag Berlin Heidelberg 736, pp. 173-199, ISBN 978-3- 540-74025-4