## Publications

Wellposedness for a $(1+1)$-dimensional wave equation with quasilinear boundary conditions. Nonlinearity, 36(12):6712–6746, December 2023. URL https://doi.org/10.1088/1361-6544/ad03d0. . [preprint]

Breather solutions for a semilinear Klein–Gordon equation on a periodic metric graph. J. Math. Anal. Appl., 528(2):127520, December 2023. URL https://doi.org/10.1016/j.jmaa.2023.127520. . [preprint]

Breathers and rogue waves for semilinear curl-curl wave equations. J. Elliptic Parabol. Equ., 9(2):757–780, December 2023. URL https://doi.org/10.1007/s41808-023-00215-x. . [preprint]

Travelling waves for Maxwell’s equations in nonlinear and nonsymmetric media. Nonlinear Differ. Equ. Appl., 30(2):article no. 22, March 2023. URL https://doi.org/10.1007/s00030-022-00824-w. . [preprint]

A simple variational approach to nonlinear Maxwell equations. CRC 1173 Preprint 2022/82, Karlsruhe Institute of Technology, December 2022. .

Traveling waves for a quasilinear wave equation. Nonlinear Anal., 225:113115, December 2022. URL https://doi.org/10.1016/j.na.2022.113115. . [preprint]

Ground states for Maxwell's equations in nonlocal nonlinear media. Partial Differ. Equ. Appl., 3(2):22, 16pp., April 2022. URL https://doi.org/10.1007/s42985-022-00159-2. . [preprint] [files]

Breather solutions for a quasi-linear $(1+1)$-dimensional wave equation. Stud. Appl. Math., 148(2):689–714, February 2022. URL https://doi.org/10.1111/sapm.12455. . [preprint]

Variational methods for breather solutions of nonlinear wave equations. Nonlinearity, 34(6):3618–3640, June 2021. URL https://doi.org/10.1088/1361-6544/abed38. . [preprint]

Waves of maximal height for a class of nonlocal equations with homogeneous symbols. Indiana Univ. Math. J., 70(2):711–742, March 2021. URL https://doi.org/10.1512/iumj.2021.70.8368. . [preprint]

Equilibrium measures and equilibrium potentials in the Born–Infeld model. J. Math. Pures Appl., 139:35–62, July 2020. URL https://doi.org/10.1016/j.matpur.2020.05.001. . [preprint]

Multiple solutions to a nonlinear curl–curl problem in $\mathbb{R}^3$. Arch. Rational Mech. Anal., 236(1):253–288, April 2020. URL https://doi.org/10.1007/s00205-019-01469-3. . [preprint]

Real-valued, time-periodic localized weak solutions for a semilinear wave equation with periodic potentials. Nonlinearity, 32(4):1408–1439, March 2019. URL https://doi.org/10.1088/1361-6544/aaf59d. . [preprint]

Existence of cylindrically symmetric ground states to a nonlinear curl-curl equation with non-constant coefficients. Z. Anal. Anwend., 36(4):419–435, October 2017. URL https://doi.org/10.4171/ZAA/1595. . [preprint]

Ground states of a nonlinear curl-curl problem in cylindrically symmetric media. Nonlinear Differ. Equ. Appl., 23(5):article no. 52, October 2016. URL https://doi.org/10.1007/s00030-016-0403-0. . [preprint]

A breather construction for a semilinear curl-curl wave equation with radially symmetric coefficients. J. Elliptic Parabol. Equ., 2(1):371–387, April 2016. URL https://doi.org/10.1007/BF03377410. . [preprint]

## Preprints

Existence of traveling breather solutions to cubic nonlinear Maxwell equations in waveguide geometries. CRC 1173 Preprint 2024/15, Karlsruhe Institute of Technology, July 2024. . [files]

## Theses

*Variational techniques for breathers in nonlinear wave equations*. PhD thesis, Karlsruhe Institute of Technology (KIT), June 2021. .*Application of bifurcation theory for existence of travelling waves in examples of semilinear and quasilinear wave equations*. PhD thesis, Karlsruhe Institute of Technology (KIT), September 2017. .*Mono- and polychromatic ground states for semilinear curl-curl wave equations*. PhD thesis, Karlsruhe Institute of Technology (KIT), June 2017. .