Argiris Delis's Home Page

Dept. of Sciences-Division of Mathematics, Technical University of Crete

Dr ANARGIROS (Argiris) I. DELIS

Department of Sciences,

Technical University of Crete,

Chania, Crete, 714 09, GREECE

email : adelis@science.tuc.gr
tel: ++30-28210-37751
fax: ++30-28210-37842

EDUCATION:

1993, B.Sc. [Ptychion] in Mathematics, University of Crete, Greece
1994, M.Sc. (Numerical Analysis and Computing), University of Manchester and UMIST, UK
1998, Ph.D. (Applied and Computational Mathematics ), University of the West of England, Bristol, UK

ACADEMIC POSITIONS:

2012-today: (Tenure) Assistant Professor (Computational Mathematics), Department of Sciences, Division of Mathematics, Technical University of Crete, Chania, Greece
2008-2012: Assistant Professor (Computational Mathematics), Department of Sciences, Division of Mathematics, Technical University of Crete, Chania, Greece
2006-today: Affiliate member the Coastal Information and Research Unit (CIRUM) , Numerical Analysis and Scientific Computing Group at IACM-FORTH , Greece
2003-2008: Lecturer (Computational Mathematics), Department of Sciences, Division of Mathematics, Technical University of Crete, Chania, Greece
2000-2003: Visiting Assistant Professor , Department of Applied Mathematics, University of Crete, Greece
1995-1998: Part time lecturer, Department of Computer Studies and Mathematics, University of the West of England, Bristol, UK

TEACHING (current semester 2012):

Numerical Analysis (in Greek)

Numerical Methods in Engineering (in English)

Special topics on Numerical Methods for Computational Fluid Dynamics (Graduate, in Greek)

(REFEREED) PUBLICATIONS (JOURNALS, PROCEEDINGS, BOOK CHAPTERS):

Delis, A. I. and Skeels, C. P. "TVD schemes for open channel flow", in the International Journal of Numerical Methods in Fluids, Volume 26(7):791-809, 1998.
Delis, A. I. and Skeels, C. P. "Implicit TVD Methods For Modelling Discontinuous Channel Flows", Proceedings (Theme D) of the International Association for Hydraulic Research XXVII Congress, San Fransisco, August 1997.
Delis, A.I. (with C.P. Skeels and S.C.Ryrie) "Evaluation of Some Approximate Riemann Solvers for transient Open Channel Flows", In the International Journal of Hydraulic Research, Vol. 38, No.3, p.217-231, 2000.
Delis, A.I. (with C.P. Skeels and S.C.Ryrie) "Implicit High-Resolution Methods for Modelling One Dimensional Open Channel Flows", In the International Journal of Hydraulic Research, Vol. 38, No. 5, p. 369-382, 2000. (Download in .pdf here )
Delis, A.I. "Higher Order Numerical Methods Evaluation for the Computation of One-Dimensional Free Surface Shallow Water Flows", Int. J. of Computational Engineering Science, Vol 3, No.5, pp. 13-45, 2002.
Delis, A.I. "Improved application of the HLLE Riemann solver for the shallow water equations with source terms", Comm. in Numerical Methods in Engineering , Vol. 19(1), 59-83, 2003.
Delis, A.I. and Katsaounis, Th. "Relaxation schemes for the shallow water equations", in the International Journal of Numerical Methods in Fluids , Vol. 41, no. 7 pp.695-719, 2003.
Delis, A.I. and Katsaounis, Th., "Computational methods for 2D shallow water flows based on relaxation schemes", , Vol.2, pp.602-611, HERCMA 2003, Proceedings of the Sixth Hellenic European Research on Computer Mathematics and its Applications , Sept. 2003.
Delis, A.I. and Katsaounis, Th. ,"A generalized relaxation method for transport and diffusion of pollutant models in shallow water", Computational Methods in Applied Mathematics (CMAM) , Vol.4, No. 4, p. 410-430, 2004. (Download in .pdf here )
Delis, A.I. and Katsaounis, Th., "Relaxation approximations to shallow water and pollutant transport equations ", Proceedings of the17th IMACS 2005.
Delis, A.I. and Katsaounis, Th. "Numerical solution of the two-dimensional shallow water equations by the application of relaxation methods" , Applied Mathematical Modelling, Vol. 29, p. 754-783, 2005. (Download in .pdf here )
Arvanitis, Ch. and Delis, A.I., "Behavior of finite Volume Schemes for Hyperbolic Conservation Laws on Adaptive Redisrtibuted Spatial Grids" , SIAM J. Sci. Comput. 28(5), 1927-1956, 2006
T. Papakostas, A. G. Bratsos, I. Th. Famelis, A. I. Delis "An implicit numerical scheme for the atmospheric pollution", HERCMA 2007 ( Proc. of thr 8th Hellenic-European Conference on Computer Mathematics and its Applications), 2007
Delis, A.I and Papoglou, I., "Relaxation approximation to bed-load sediment transport" , J. Computational and Applied Mathematics, 213(2), p.521-546, 2008.
Delis, A.I, Kazolea, M. and Kampanis, N.A., "A Robust High Resolution Finite Volume Scheme for the Simulation of Long Waves Over Complex Domains" , International Journal for Numerical Methods in Fluids, 56(4), p.419-452, 2008.
Delis, A.I. and Mathioudakis, E.N., "A Finite Volume parallelization for the simulation of Free Surface water Flows" , Mathematics and Computers in Simulation, 79, p.3339-3359, 2009.

Delis, A.I. and Kampanis, N.A, "NUMERICAL FLOOD SIMULATION BY DEPTH AVERAGED FREE SURFACE FLOW MODELS" , in Environmental Systems, [Ed. Achim Sydow], in Encyclopedia of Life Support Systems (EOLSS), Developed under the Auspices of the UNESCO, Eolss Publishers, Oxford ,UK, [http://www.eolss.net] , 2009.

Delis, A.I. and I.K. Nikolos , "A well-balanced node-centered finite volume scheme for shallow water flows with wetting and drying" , AIP Conference Proceedings Vol. 1168, 2009, p. 1425-1428. 2009.

Delis, A.I. and Kazolea, M., "Finite Volume computations of nonlinear waves generated by landslides" , HERCMA 2009, Proceedings of the 9th Hellenic European Research on Computer Mathematics and its Applications , Sept. 2009.

Nikolos, I.K. and Delis, A.I. , "An unstructured node-centered finite volume scheme for shallow water flows with wet/dry fronts over complex topography" , Computer Methods in Applied Mechanics and Engineering, 198, p. 3723-3750, 2009.

Delis, A.I. and Nikolos, I.K. and Kazolea, M., "Comparison of cell-centered and node-cntered formulations of a high-resolution well-balanced finite volume scheme: Application to shallow water flows." , Proceedings of the XVII International Conference on Computer Methods in Water Resources, CMWR, J. Carrera (ed), CIMNE, Barcelona, 2010. Paper, Talk

M. Kazolea, and A.I. Delis "Well-balanced shock-capturing hybrid finite volume - finite difference schemes for Boussinesq-type models." , Proceedings of the Conference in Numerical Analysis (NumAn 2010), Recent Approaches to Numerical Analysis: Theory Methods and Applications, 2010.

A.I. Delis and M. Kazolea, "Finite volume simulation of waves formed by sliding masses" , Comm. in Numerical Methods in Engineering (now International Journal for Numerical Methods in Biomedical Engoneering), 27(5), 732-757, 2011.

A.I. Delis, I.K. Nikolos and M. Kazolea, "Performance and comparison of cell-centered and node-centered unstructured finite volume discretizations for shallow water free surface flows", Archives of Computational Methods in Engineering, 18(1), p.1-62, March, 2011.

N.A. Kampanis, A.I. Delis, D. Antonopoulou and G. Kozyrakis, "A finite element discretization of the standard parabolic equation in generalized boundary fitting coordinates" , Applied Numerical Mathematics (accepted for publication), 2011.

M. Kazolea and A.I. Delis, "A well-balanced shock-capturing hybrid finite volume-finite difference numerical scheme for extended 1D Boussinesq models" , Applied Numerical Mathematics (accepted for publication , PDF ), 2011.

A.I. Delis and I.K. Nikolos, "A novel multidimensional solution reconstruction and edge-based limiting procedure for unstructured cell-centered finite volumes with application to shallow water dynamics" , International J. for Numerical Methods in Fluids (accepted for publication), 2012.

OTHER PUBLICATIONS:

A.I. Delis, S. Poulos, N.A. Kampanis and C.E.Synolakis, "Mathematics Makes Waves", ERCIM News, April, 2008.
A.I. Delis and M.Kazolea, "Finite volume simulations for the generation and propagation of long waves", ECCOMAS 2008, Venice, Italy June, 2008.
Delis, A.I. and Katsaounis, Th. "Relaxation schemes for the shallow water equations" Departement de Mathematiques et Applications (DMA), Ecole Normale Superieure, Preprint DMA--02--01, January 2002. (Download in .ps here )
Delis, A.I. "A Comparative Study of Some Approximate Riemann Solvers in One Dimensional Open Channel Flow Calculations", Research and Consultancy Report, No 20, June 1998, Department of Mathematical Sciences, University of the West of Englad, Bristol, U.K.
Delis, A.I. "Implicit High-Resolution Schemes for Modelling Open Channel Flows", Research and Consultancy Report, No 19, June 1998, Department of Mathematical Sciences, University of the West of Englad, Bristol, U.K.

RESEARCH

Flood wave modelling: Unstructured Finite Volume Schemes (The Malpasset Dam Failure, France 1959) (Movie),

Tsunami Simulation: Okushiri, Japan, 1993 (Movie),

Long waves propagation and inundation

Long waves generation and propagation by sliding masses

Argiris Delis
2010