J. Nienhaus and M. Wink,
Einstein metrics on the Ten-Sphere,
J. Eur. Math. Soc. (2025), arXiv:2303.04832
J. Nienhaus and M. Wink,
New expanding Ricci solitons starting in dimension four,
J. Geom. Anal 34, 327 (2024), arXiv:2307.16683
J. Nienhaus, P. Petersen and M. Wink,
Betti numbers and the curvature operator of the second kind,
J. Lond. Math. Soc., (2023) arXiv:2206.14218
J. Nienhaus, P. Petersen, M. Wink and W. Wylie,
Holonomy restrictions from the curvature operator of the second kind,
Differential Geom. Appl. 88 (2023), no. 9, 102010, arXiv:2208.13820
L. Kennard, L. Mouillé, J. Nienhaus
On Hopf's conjecture and positive second intermediate Ricci curvature (2025)
K. Broder, J. Nienhaus, P. Petersen, J. Stanfield and M. Wink,
Vanishing theorems for Hodge numbers and the Calabi curvature operator (2025),
J. Nienhaus,
An improved four-periodicity theorem and a conjecture of Hopf with symmetry (2022),
PhD Thesis: An improved Four-periodicity Theorem and a Conjecture of Hopf with Symmetry (2022, paper version available at arXiv:2211.13151)
MSc Thesis: Spaces with partially periodic cohomology rings (2018)
(both at the University of Münster, advised by B. Wilking)