Häfner, Dietrich Boundary values of resolvents of self-adjoint operators in Krein spaces and applications to the Klein-Gordon equation. (English) Zbl 1402.35192 Mantoiu, Marius (ed.) et al., Spectral theory and mathematical physics. Proceedings of the conference, Santiago, Chile, November 2014. Basel: Birkhäuser/Springer (ISBN 978-3-319-29990-7/hbk; 978-3-319-29992-1/ebook). Operator Theory: Advances and Applications 254, 133-148 (2016). MSC: 35P25 35L05 81U99 81Q05 PDFBibTeX XMLCite \textit{D. Häfner}, Oper. Theory: Adv. Appl. 254, 133--148 (2016; Zbl 1402.35192) Full Text: DOI
Georgescu, Vladimir; Gérard, Christian; Häfner, Dietrich Resolvent and propagation estimates for Klein-Gordon equations with non-positive energy. (English) Zbl 1326.35212 J. Spectr. Theory 5, No. 1, 113-192 (2015). Reviewer: Claudia Simionescu-Badea (Wien) MSC: 35L90 35L05 35P25 81Q05 81Q12 35B45 PDFBibTeX XMLCite \textit{V. Georgescu} et al., J. Spectr. Theory 5, No. 1, 113--192 (2015; Zbl 1326.35212) Full Text: DOI arXiv
Georgescu, V.; Gérard, C.; Häfner, D. Boundary values of resolvents of selfadjoint operators in Krein spaces. (English) Zbl 1310.47055 J. Funct. Anal. 265, No. 12, 3245-3304 (2013). Reviewer: Dmitry Shepelsky (Kharkov) MSC: 47B50 47A60 PDFBibTeX XMLCite \textit{V. Georgescu} et al., J. Funct. Anal. 265, No. 12, 3245--3304 (2013; Zbl 1310.47055) Full Text: DOI arXiv
Bony, Jean-François; Häfner, Dietrich Decay and non-decay of the local energy for the wave equation on the De Sitter-Schwarzschild metric. (English) Zbl 1159.35007 Commun. Math. Phys. 282, No. 3, 697-719 (2008). Reviewer: Dimitar A. Kolev (Sofia) MSC: 35B40 35L05 83C10 35L10 35Q75 83C57 35B34 PDFBibTeX XMLCite \textit{J.-F. Bony} and \textit{D. Häfner}, Commun. Math. Phys. 282, No. 3, 697--719 (2008; Zbl 1159.35007) Full Text: DOI arXiv
Bony, Jean-François; Carles, Rémi; Häfner, Dietrich; Michel, Laurent Scattering theory for the Schrödinger equation with repulsive potential. (English) Zbl 1082.35130 J. Math. Pures Appl., IX. Sér. 84, No. 5, 509-579 (2005). Reviewer: Tuncay Aktosun (Arlington) MSC: 35Q40 35P25 81U05 35J10 47A40 PDFBibTeX XMLCite \textit{J.-F. Bony} et al., J. Math. Pures Appl. (9) 84, No. 5, 509--579 (2005; Zbl 1082.35130) Full Text: DOI arXiv
Häfner, Dietrich Complétude asymptotique pour l’équation des ondes dans une classe d’espaces-temps stationnaires et asymptotiquement plats. (Asymptotic completeness for the wave equation in a class of stationary and asymptotically flat space-times). (French) Zbl 0981.35031 Ann. Inst. Fourier 51, No. 3, 779-833 (2001). Reviewer: Viorel Iftimie (Bucureşti) MSC: 35L05 35P10 35P25 35Q75 58J45 58J50 PDFBibTeX XMLCite \textit{D. Häfner}, Ann. Inst. Fourier 51, No. 3, 779--833 (2001; Zbl 0981.35031) Full Text: DOI Numdam EuDML