4.12.2018

Publications of Stefan Krömer

Preprints

[1]   S. Krömer and J. Valdman. Global injectivity in second-gradient nonlinear elasticity and its approximation with penalty terms. Preprint arXiv:1811.12049, submitted for publication (2018). URL: http://arxiv.org/abs/1811.12049.

Articles in peer-reviewed journals

[2]   M. Baía, S. Krömer, and M. Kružík. Generalized W1,1-young measures and relaxation of problems with linear growth. SIAM:SIMA, 50(1):1076–1119, 2018. Preprint version: arXiv:1611.04160. doi:10.1137/16M1103464.

[3]   J. Krämer, S. Krömer, M. Kružík, and G. Pathó. A-quasiconvexity at the boundary and weak lower semicontinuity of integral functionals. Adv. Calc. Var., 10(1):49–67, 2017. Preprint version: arXiv:1401.6358v2. doi:10.1515/ acv-2015-0009.

[4]   C. Kreisbeck and S. Krömer. Heterogeneous thin films: Combining homogenization and dimension reduction with directors. SIAM:SIMA, 48(2):785–820, 2016. Preprint version: arXiv:1502.07139. doi:10.1137/ 15M1032557.

[5]   B. Benešová, S. Krömer, and M. Kružík. Boundary effects and weak lower semicontinuity for signed integral functionals on BV. ESAIM:COCV, 21(2):513–534, 2015. Preprint version: arXiv:1405.0449. doi:10.1051/cocv/ 2014036.

[6]    B. Kawohl, S. Krömer, and J. Kurtz. Radial eigenfunctions for the game-theoretic p-laplacian on a ball. Differential and Integral Equations, 27(7-8):659–670, 2014. URL: http://projecteuclid.org/euclid.die/1399395747.

[7]   A. Kałamajska, S. Krömer, and M. Kružík. Sequential weak continuity of null lagrangians at the boundary. Calculus of Variations and Partial Differential Equations, 49(3-4):1263–1278, 2014. doi:10.1007/s00526-013-0621-9.

[8]   S. Krömer and M. Kružík. Oscillations and concentrations in sequences of gradients up to the boundary. Journal of Convex Analysis, 20(3):723–752, 2013. Preprint version: arXiv:1109.3020. URL: http://www.heldermann.de/JCA/JCA20/JCA203/jca20041.htm.

[9]   B. Kawohl and S. Krömer. Uniqueness and symmetry of minimizers of Hartree type equations with external Coulomb potential. Adv. Calc. Var., 5(4):427–432, 2012. doi:10.1515/acv.2011.020.

[10]   H. Hajaiej and S. Krömer. A weak-strong convergence property and symmetry of minimizers of constrained variational problems in N. J. Math. Anal. Appl., 389(2):915–931, 2012. doi:10.1016/j.jmaa.2011.12.041.

[11]   Stefan Krömer. Dimension reduction for functionals on solenoidal vector fields. ESAIM, Control Optim. Calc. Var., 18(1):259–276, 2012. doi:10.1051/cocv/ 2010051.

[12]   I. Fonseca and S. Krömer. Multiple integrals under differential constraints: two-scale convergence and homogenization. Indiana Univ. Math. J., 59(2):427–457, 2010. doi:10.1512/iumj.2010.59.4249.

[13]   Stefan Krömer. On the role of lower bounds in characterizations of weak lower semicontinuity of multiple integrals. Adv. Calc. Var., 3(4):387–408, 2010. doi:10.1515/ACV.2010.016.

[14]   Stefan Krömer. On compactness of minimizing sequences subject to a linear differential constraint. Z. Anal. Anwend., 30(3):269–303, 2011. doi:10.4171/ZAA/ 1435.

[15]   Stefan Krömer. Necessary conditions for weak lower semicontinuity on domains with infinite measure. ESAIM: COCV, 16:457–471, 2010.

[16]   Stefan Krömer. A priori estimates in L for non-diagonal perturbed quasilinear systems. Ann. Sc. Norm. Sup. Pisa, Cl. Sci. (5), VIII:417–428, 2009.

[17]   Stefan Krömer and Markus Lilli. On properness and related properties of quasilinear systems on unbounded domains. Math. Nachr., 284(8-9):1048–1082, 2011. doi:10.1002/mana.200810145.

[18]   T.J. Healey and S. Krömer. Injective weak solutions in second-gradient nonlinear elasticity. ESAIM: COCV, 15:863–871, 2009.

[19]   S. Krömer and H. Kielhöfer. Radially symmetric critical points of non-convex functionals. Proc. R. Soc. Edinb., Sect. A, 138:1261–1280, 2008.

[20]   Stefan Krömer. Existence and symmetry of minimizers for nonconvex radially symmetric variational problems. Calc. Var. Partial Differ. Equ., 32(2):219–236, 2008.

[21]   S. Krömer and M. Lilli. Branches of positive solutions of quasilinear elliptic equations on non–smooth domains. Nonlinear Anal., Theory Methods Appl., 64(10):2183–2202, 2006.

[22]   S. Krömer, T.J. Healey, and H. Kielhöfer. Bifurcation with a two-dimensional kernel. J. Differ. Equations, 220(1):234–258, 2006.

Other publications

[23]   Agnieszka Kałamajska, Stefan Krömer, and Martin Kružík. Weak lower semicontinuity by means of anisotropic parametrized measures. In Elisabetta Rocca, Ulisse Stefanelli, Lev Truskinovsky, and Augusto Visintin, editors, Trends in Applications of Mathematics to Mechanics, pages 23–51. Springer International Publishing, Cham, 2018. doi:10.1007/978-3-319-75940-1_2.

[24]   Stefan Krömer. Compactness in Sobolev spaces, related problems and applications. Cumulative habilitation thesis, Universität zu Köln, 2012.

[25]   Stefan Krömer. Nonconvex radially symmetric variational problems, volume 11 of Augsburger Schriften zur Mathematik, Physik und Informatik. Logos Verlag, Berlin, 2006. Dissertation, Universität Augsburg, 2005.

[26]   Stefan Krömer. Symmetriebrechung bei Variationsproblemen. Diplomarbeit, Universität Augsburg, 2002.