| One-parameter semigroups for linear evolution equations KJ Engel, R Nagel Springer, 1999 | 7017 | 1999 |
| A short course on operator semigroups KJ Engel, R Nagel Springer Science & Business Media, 2006 | 680 | 2006 |
| Polynomial stability of operator semigroups A Bátkai, KJ Engel, J Prüss, R Schnaubelt Mathematische Nachrichten 279 (13‐14), 1425-1440, 2006 | 186 | 2006 |
| A semigroup approach to boundary feedback systems V Casarino, KJ Engel, R Nagel, G Nickel Integral Equations and Operator Theory 47, 289-306, 2003 | 116 | 2003 |
| Spectral Theory and Generator Property for One-sided Coupled Operator Matrices. KJ Engel Semigroup Forum 58 (2), 1999 | 107 | 1999 |
| Operator Matrices and Systems of Evolution Equations (Nonlinear Evolution Equations and Applications) KJ Engel 数理解析研究所講究録 966, 61-80, 1996 | 72 | 1996 |
| Vertex control of flows in networks KJ Engel, MK Fijavž, R Nagel, E Sikolya Networks and Heterogeneous Media 3 (4), 709-722, 2008 | 67 | 2008 |
| The Laplacian on with generalized Wentzell boundary conditions KJ Engel Archiv der Mathematik 81 (5), 548-558, 2003 | 67 | 2003 |
| Maximal controllability for boundary control problems KJ Engel, M Kramar Fijavž, B Klöss, R Nagel, E Sikolya Applied Mathematics & Optimization 62, 205-227, 2010 | 50 | 2010 |
| Analyticity of semigroups generated by operators with generalized Wentzell boundary conditions KJ Engel, G Fragnelli | 49 | 2005 |
| On the characterization of eventually norm continuous semigroups in Hilbert spaces O El-Mennaoui, KJ Engel Archiv der Mathematik 63 (5), 437-440, 1994 | 39 | 1994 |
| Positivity and stability for one-sided coupled operator matrices KJ Engel Positivity 1 (2), 103-124, 1997 | 38 | 1997 |
| On the characterization of admissible control-and observation operators KJ Engel Systems & control letters 34 (4), 225-227, 1998 | 36 | 1998 |
| Abstract wave equations with generalized Wentzell boundary conditions A Bátkai, KJ Engel Journal of Differential Equations 207 (1), 1-20, 2004 | 35 | 2004 |
| On Perturbations of Generators of C0‐Semigroups M Adler, M Bombieri, KJ Engel Abstract and applied analysis 2014 (1), 213020, 2014 | 32 | 2014 |
| On singular perturbations of second order Cauchy problems KJ Engel Pacific journal of mathematics 152 (1), 79-91, 1992 | 30 | 1992 |
| Exponential decay of 2× 2 operator matrix semigroups A Bátkai, KJ Engel J. Comput. Anal. Appl 6 (2), 153-163, 2004 | 29 | 2004 |
| Generator property and stability for generalized difference operators KJ Engel Journal of Evolution Equations 13, 311-334, 2013 | 27 | 2013 |
| Waves and diffusion on metric graphs with general vertex conditions KJ Engel, MK Fijavž arXiv preprint arXiv:1712.03030, 2017 | 24 | 2017 |
| Matrix representation of linear operators on product spaces KJ Engel Rend. Circ. Mat. Palermo, Serie II, Suppl 56 (1), 998, 1998 | 23 | 1998 |
András BátkaiHead of Department, Vorarlberg University of EducationsVerified email at ph-vorarlberg.ac.at