Edit Profile (opens in new tab) Tsitsas, Nikolaos L. Co-Author Distance Author ID: tsitsas.nikolaos-l Published as: Tsitsas, Nikolaos L.; Tsitsas, N. L. External Links: ORCID Documents Indexed: 32 Publications since 2006 Reviewing Activity: 24 Reviews Co-Authors: 23 Co-Authors with 28 Joint Publications 549 Co-Co-Authors all top 5 Co-Authors 4 single-authored 8 Athanasiadis, Christodoulos E. 4 Fikioris, George 4 Frantzeskakis, Dimitri J. 4 Kalogeropoulos, Andreas 3 Lakhtakia, Akhlesh 2 Alivizatos, Emmanouil G. 2 Alkhoori, Hamad M. 2 Eremin, Yuri A. 2 Kalogeropoulos, Grigoris I. 2 Porfyrakis, Polykarpos 2 Prokopiou, Prokopios 1 Horikis, Theodoros P. 1 Kevrekidis, Panayotis G. 1 Kouroublakis, Minas 1 Martin, Paul Andrew 1 Psarros, Ioannis 1 Sevroglou, Vassilios 1 Shen, Yannan 1 Sihvola, Ari H. 1 Stratis, Ioannis G. 1 Valagiannopoulos, Constantinos A. 1 Whitaker, Nathaniel 1 Wriedt, Thomas all top 5 Serials 5 Mathematical Methods in the Applied Sciences 4 Quarterly Journal of Mechanics and Applied Mathematics 2 Journal of Computational and Applied Mathematics 2 Quarterly of Applied Mathematics 2 Studies in Applied Mathematics 2 Journal of Computational Mathematics 2 IEEE Transactions on Antennas and Propagation 1 Computers & Mathematics with Applications 1 Inverse Problems 1 Journal of Mathematical Physics 1 Physics Letters. A 1 Applied Mathematics and Computation 1 Bulletin of the Greek Mathematical Society 1 Mathematics and Mechanics of Solids 1 ZAMM. Zeitschrift für Angewandte Mathematik und Mechanik 1 Journal of Physics A: Mathematical and Theoretical all top 5 Fields 25 Optics, electromagnetic theory (78-XX) 11 Partial differential equations (35-XX) 8 Numerical analysis (65-XX) 5 Mechanics of deformable solids (74-XX) 5 Fluid mechanics (76-XX) 2 Ordinary differential equations (34-XX) 2 Approximations and expansions (41-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Potential theory (31-XX) 1 Special functions (33-XX) 1 Quantum theory (81-XX) 1 Statistical mechanics, structure of matter (82-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 23 Publications have been cited 56 times in 39 Documents Cited by ▼ Year ▼ Short pulse equations and localized structures in frequency band gaps of nonlinear metamaterials. Zbl 1248.82051 Tsitsas, N. L.; Horikis, T. P.; Shen, Y.; Kevrekidis, P. G.; Whitaker, N.; Frantzeskakis, D. J. 11 2010 Electromagnetic scattering theorems for interior dipole excitation of a layered obstacle. Zbl 1123.78002 Athanasiadis, Christodoulos; Tsitsas, Nikolaos L. 7 2007 A recursive algorithm for the inversion of matrices with circulant blocks. Zbl 1125.65026 Tsitsas, Nikolaos L.; Alivizatos, Emmanouil G.; Kalogeropoulos, Grigorios H. 5 2007 Point source excitation of a layered sphere: Direct and far-field inverse scattering problems. Zbl 1153.74027 Tsitsas, Nikolaos L.; Athanasiadis, Christodoulos 4 2008 Radiation relations for electromagnetic excitation of a layered chiral medium by an interior dipole. Zbl 1153.81316 Athanasiadis, Christodoulos; Tsitsas, Nikolaos L. 3 2008 On block matrices associated with discrete trigonometric transforms and their use in the theory of wave propagation. Zbl 1240.65398 Tsitsas, Nikolaos L. 3 2010 Finding a source inside a sphere. Zbl 1234.35316 Tsitsas, N. L.; Martin, P. A. 3 2012 Excitation of a layered medium by \(N\) sources: scattering relations, interaction cross sections and physical bounds. Zbl 1462.76161 Kalogeropoulos, Andreas; Tsitsas, Nikolaos L. 2 2021 Direct and inverse dipole electromagnetic scattering by a piecewise homogeneous sphere. Zbl 1184.78021 Tsitsas, Nikolaos L. 2 2009 Vector solitons in nonlinear isotropic chiral metamaterials. Zbl 1229.78022 Tsitsas, N. L.; Lakhtakia, A.; Frantzeskakis, D. J. 2 2011 Electromagnetic excitation of a spherical medium by an arbitrary dipole and related inverse problems. Zbl 1397.78037 Prokopiou, Prokopios; Tsitsas, Nikolaos L. 2 2018 Point-source electromagnetic excitation of a layered sphere. Zbl 1128.78004 Tsitsas, N. L.; Athanasiadis, C. 1 2006 Analytic inversion of matrices with \(2^k\times 2^k\) circulant blocks. Zbl 1108.65022 Tsitsas, N. L.; Alivizatos, E. G.; Kalogeropoulos, G. H. 1 2006 On the interior acoustic and electromagnetic excitation of a layered scatterer with a resistive or conductive core. Zbl 1159.35438 Tsitsas, Nikolaos L.; Athanasiadis, Christodoulos 1 2007 On the scattering of spherical electromagnetic waves by a layered sphere. Zbl 1095.78005 Tsitsas, Nikolaos L.; Athanasiadis, Christodoulos 1 2006 Excitation of a layered sphere by \(N\) acoustic sources: exact solutions, low-frequency approximations, and inverse problems. Zbl 1503.74060 Kalogeropoulos, Andreas; Tsitsas, Nikolaos L. 1 2023 A new method of internal auxiliary source-sinks (MIASS) for two-dimensional interior Dirichlet acoustic problems. Zbl 1459.35094 Eremin, Yuri A.; Fikioris, George; Tsitsas, Nikolaos L.; Wriedt, Thomas 1 2021 New scheme of the discrete sources method for two-dimensional scattering problems by penetrable obstacles. Zbl 1496.65230 Eremin, Yuri A.; Tsitsas, Nikolaos L.; Kouroublakis, Minas; Fikioris, George 1 2023 Modeling of ultrashort pulse propagation in lossy nonlinear metamaterials. Zbl 1392.35294 Tsitsas, Nikolaos L.; Porfyrakis, Polykarpos; Frantzeskakis, Dimitri J. 1 2018 Direct and inverse low-frequency acoustic excitation of a layered sphere by an arbitrarily positioned point source. Zbl 1388.78009 Prokopiou, Prokopios; Tsitsas, Nikolaos L. 1 2018 On the nature of oscillations in discretizations of the extended integral equation. Zbl 1369.78186 Fikioris, G.; Tsitsas, N. L.; Psarros, I. 1 2011 A low-frequency electromagnetic near-field inverse problem for a spherical scatterer. Zbl 1299.78011 Tsitsas, Nikolaos L. 1 2013 Electromagnetic interactions of dipole distributions with a stratified medium: power fluxes and scattering cross sections. Zbl 07776518 Kalogeropoulos, Andreas; Tsitsas, Nikolaos L. 1 2022 Excitation of a layered sphere by \(N\) acoustic sources: exact solutions, low-frequency approximations, and inverse problems. Zbl 1503.74060 Kalogeropoulos, Andreas; Tsitsas, Nikolaos L. 1 2023 New scheme of the discrete sources method for two-dimensional scattering problems by penetrable obstacles. Zbl 1496.65230 Eremin, Yuri A.; Tsitsas, Nikolaos L.; Kouroublakis, Minas; Fikioris, George 1 2023 Electromagnetic interactions of dipole distributions with a stratified medium: power fluxes and scattering cross sections. Zbl 07776518 Kalogeropoulos, Andreas; Tsitsas, Nikolaos L. 1 2022 Excitation of a layered medium by \(N\) sources: scattering relations, interaction cross sections and physical bounds. Zbl 1462.76161 Kalogeropoulos, Andreas; Tsitsas, Nikolaos L. 2 2021 A new method of internal auxiliary source-sinks (MIASS) for two-dimensional interior Dirichlet acoustic problems. Zbl 1459.35094 Eremin, Yuri A.; Fikioris, George; Tsitsas, Nikolaos L.; Wriedt, Thomas 1 2021 Electromagnetic excitation of a spherical medium by an arbitrary dipole and related inverse problems. Zbl 1397.78037 Prokopiou, Prokopios; Tsitsas, Nikolaos L. 2 2018 Modeling of ultrashort pulse propagation in lossy nonlinear metamaterials. Zbl 1392.35294 Tsitsas, Nikolaos L.; Porfyrakis, Polykarpos; Frantzeskakis, Dimitri J. 1 2018 Direct and inverse low-frequency acoustic excitation of a layered sphere by an arbitrarily positioned point source. Zbl 1388.78009 Prokopiou, Prokopios; Tsitsas, Nikolaos L. 1 2018 A low-frequency electromagnetic near-field inverse problem for a spherical scatterer. Zbl 1299.78011 Tsitsas, Nikolaos L. 1 2013 Finding a source inside a sphere. Zbl 1234.35316 Tsitsas, N. L.; Martin, P. A. 3 2012 Vector solitons in nonlinear isotropic chiral metamaterials. Zbl 1229.78022 Tsitsas, N. L.; Lakhtakia, A.; Frantzeskakis, D. J. 2 2011 On the nature of oscillations in discretizations of the extended integral equation. Zbl 1369.78186 Fikioris, G.; Tsitsas, N. L.; Psarros, I. 1 2011 Short pulse equations and localized structures in frequency band gaps of nonlinear metamaterials. Zbl 1248.82051 Tsitsas, N. L.; Horikis, T. P.; Shen, Y.; Kevrekidis, P. G.; Whitaker, N.; Frantzeskakis, D. J. 11 2010 On block matrices associated with discrete trigonometric transforms and their use in the theory of wave propagation. Zbl 1240.65398 Tsitsas, Nikolaos L. 3 2010 Direct and inverse dipole electromagnetic scattering by a piecewise homogeneous sphere. Zbl 1184.78021 Tsitsas, Nikolaos L. 2 2009 Point source excitation of a layered sphere: Direct and far-field inverse scattering problems. Zbl 1153.74027 Tsitsas, Nikolaos L.; Athanasiadis, Christodoulos 4 2008 Radiation relations for electromagnetic excitation of a layered chiral medium by an interior dipole. Zbl 1153.81316 Athanasiadis, Christodoulos; Tsitsas, Nikolaos L. 3 2008 Electromagnetic scattering theorems for interior dipole excitation of a layered obstacle. Zbl 1123.78002 Athanasiadis, Christodoulos; Tsitsas, Nikolaos L. 7 2007 A recursive algorithm for the inversion of matrices with circulant blocks. Zbl 1125.65026 Tsitsas, Nikolaos L.; Alivizatos, Emmanouil G.; Kalogeropoulos, Grigorios H. 5 2007 On the interior acoustic and electromagnetic excitation of a layered scatterer with a resistive or conductive core. Zbl 1159.35438 Tsitsas, Nikolaos L.; Athanasiadis, Christodoulos 1 2007 Point-source electromagnetic excitation of a layered sphere. Zbl 1128.78004 Tsitsas, N. L.; Athanasiadis, C. 1 2006 Analytic inversion of matrices with \(2^k\times 2^k\) circulant blocks. Zbl 1108.65022 Tsitsas, N. L.; Alivizatos, E. G.; Kalogeropoulos, G. H. 1 2006 On the scattering of spherical electromagnetic waves by a layered sphere. Zbl 1095.78005 Tsitsas, Nikolaos L.; Athanasiadis, Christodoulos 1 2006 all cited Publications top 5 cited Publications all top 5 Cited by 66 Authors 10 Tsitsas, Nikolaos L. 6 Coclite, Giuseppe Maria 6 Di Ruvo, Lorenzo 4 Athanasiadis, Christodoulos E. 4 Kalogeropoulos, Andreas 3 Fečkan, Michal 2 Athanasiadou, Evagelia S. 2 Eremin, Yuri A. 2 Fikioris, George 2 Lanza, Alessandro 2 Morigi, Serena 2 Pospíšil, Michal 2 Rothos, Vassilis M. 2 Selesnick, Ivan W. 2 Susanto, Hadi 1 Agaoglou, Makrina 1 Ahmad, Anwar 1 Alivizatos, Emmanouil G. 1 Ashraf, Muhammad Aqueel 1 Bialecki, Bernard 1 Bozkurt, Durmuş 1 Buhmann, Stefan Yoshi 1 Butcher, David T. 1 Caviglia, Giacomo 1 Collar, Andrés Fraguela 1 Conde Mones, José Julio 1 Cosme, Iria C. S. 1 Dahari, Amir 1 de Carvalho, João L. 1 Diblík, Josef 1 Dimitroula, Sotiria 1 Fairweather, Graeme 1 Fernandes, Isaac F. 1 Fiaz, Muhammad Arshad 1 Fisanov, V. V. 1 Húska, Martin 1 Kalogeropoulos, Grigoris I. 1 Karageorghis, Andreas 1 Kevrekidis, Panayotis G. 1 Kolokolnikov, Theodore 1 Kouroublakis, Minas 1 Lindsay, Alan E. 1 Linial, Nathan 1 Lopushenko, V. V. 1 Mei, Ying 1 Meng, Gao-Qing 1 Morín Castillo, María Monserrat 1 Morro, Angelo 1 Oliveros Oliveros, José Jacobo 1 Pan, Yu-Song 1 Pelinovsky, Dmitry Efimovich 1 Pleshchinskaya, Irina E. 1 Pleshchinskii, Nikolaij Borisovich 1 Scheel, Stefan 1 Schneider, Guido 1 Sevroglou, Vassilios 1 Sgallari, Fiorella 1 Shen, Yannan 1 Stefanov, Atanas G. 1 Stratis, Ioannis G. 1 Tam, Tin-Yau 1 Tan, Hao-feng 1 Tumakov, Dmitriĭ Nikolaevich 1 Xavier-de-Souza, Samuel 1 Xie, Xi-Yang 1 Zoi, Stefania all top 5 Cited in 29 Serials 3 Mathematical Methods in the Applied Sciences 3 Applied Mathematics and Computation 2 Computers & Mathematics with Applications 2 Journal of Computational and Applied Mathematics 2 Journal of Differential Equations 2 Quarterly of Applied Mathematics 1 Inverse Problems 1 Journal of Mathematical Physics 1 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 1 Studies in Applied Mathematics 1 Discrete & Computational Geometry 1 Numerical Algorithms 1 Applied Mathematical Modelling 1 NoDEA. Nonlinear Differential Equations and Applications 1 Mathematics and Mechanics of Solids 1 New Journal of Physics 1 Russian Physics Journal 1 Lobachevskii Journal of Mathematics 1 The ANZIAM Journal 1 Differential Equations 1 Nonlinear Analysis. Real World Applications 1 Journal of Applied Mathematics 1 Waves in Random and Complex Media 1 Inverse Problems in Science and Engineering 1 SIAM Journal on Imaging Sciences 1 Discrete and Continuous Dynamical Systems. Series S 1 Minimax Theory and its Applications 1 AIMS Mathematics 1 SN Partial Differential Equations and Applications all top 5 Cited in 17 Fields 17 Partial differential equations (35-XX) 15 Optics, electromagnetic theory (78-XX) 10 Numerical analysis (65-XX) 4 Mechanics of deformable solids (74-XX) 3 Fluid mechanics (76-XX) 2 Linear and multilinear algebra; matrix theory (15-XX) 2 Ordinary differential equations (34-XX) 2 Quantum theory (81-XX) 2 Information and communication theory, circuits (94-XX) 1 Combinatorics (05-XX) 1 Potential theory (31-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Integral equations (45-XX) 1 Computer science (68-XX) 1 Statistical mechanics, structure of matter (82-XX) 1 Operations research, mathematical programming (90-XX) 1 Biology and other natural sciences (92-XX) Citations by Year