Publikationen an der Fakultät für Mathematik und Naturwissenschaften ab 2019

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Yi, Jue-Min; Wang, Dong; Schwarz, Felix; Zhong, Jinhui; Chimeh, Abbas; Korte, Anke; Zhan, Jinxin; Schaaf, Peter; Runge, Erich; Lienau, Christoph
Doubly resonant plasmonic hot spot-exciton coupling enhances second harmonic generation from Au/ZnO hybrid porous nanosponges. - In: ACS photonics, ISSN 2330-4022, Bd. 6 (2019), 11, S. 2779-2787

https://doi.org/10.1021/acsphotonics.9b00791
Zheng, Hao; Xu, Yong; Dong, Guo-Cai; Kröger, Jörg; Berndt, Richard
Structure of a phthalocyanine dye on ZnO. - In: Surface review and letters, ISSN 0218-625X, Bd. 26 (2019), 6, S. 1850204-1-1850204-6

Room temperature scanning tunneling microscopy was used to investigate the adsorption of a dye molecule, iron-phthalocyanine (FePc), on ZnO(0001). Submolecular resolution reveals the orientation of molecules with respect to crystallographic directions of the surface. Upon adsorption, the molecular symmetry is reduced. First-principles calculations trace these observations to a strong molecule-substrate bond, which induces deformations of the molecule.



https://doi.org/10.1142/S0218625X18502049
Brand, Jonathan; Néel, Nicolas; Kröger, Jörg
Probing relaxations of atomic-scale junctions in the Pauli repulsion range. - In: New journal of physics, ISSN 1367-2630, Bd. 21 (2019), 103041, insges. 10 S.

Clean metal as well as C60-terminated tips of an atomic force microscope probe the interaction with C60 molecules adsorbed on Cu(111) and Pb(111). The force measurements unveil a monotonic shift of the point of maximum attraction with the bias voltage. The conventional superposition of long-range van der Waals and electrostatic forces with short-range Pauli repulsion does not reproduce the shift. By phenomenologically including bias-dependent relaxations of the electrode geometry in the analytical expression for the short-range force the experimental data can qualitatively be described.



https://doi.org/10.1088/1367-2630/ab4c84
Wu, Yuhan; Xu, Yang; Li, Yueliang; Lyu, Pengbo; Wen, Jin; Zhang, Chenglin; Zhou, Min; Fang, Yaoguo; Zhao, Huaping; Kaiser, Ute; Lei, Yong
Unexpected intercalation-dominated potassium storage in WS2 as a potassium-ion battery anode. - In: Nano research, ISSN 1998-0000, Bd. 12 (2019), 12, S. 2997-3002
Im Titel ist "2" tiefgestellt

https://doi.org/10.1007/s12274-019-2543-0
Mehler, Alexander; Néel, Nicolas; Kröger, Jörg
Probing site-dependent decoupling of hexagonal boron nitride with molecular frontier orbitals. - In: Journal of vacuum science & technology, ISSN 1520-8559, Bd. 37 (2019), 6, S. 061404-1-061404-6

https://doi.org/10.1116/1.5125486
Brand, Jonathan; Leitherer, Susanne; Papior, Nick R.; Néel, Nicolas; Lei, Yong; Brandbyge, Mads; Kröger, Jörg
Nonequilibrium bond forces in single-molecule junctions. - In: Nano letters, ISSN 1530-6992, Bd. 19 (2019), 11, S. 7845-7851

https://doi.org/10.1021/acs.nanolett.9b02845
Harant, Jochen; Jendrol', Stanislav
Lightweight paths in graphs. - In: Opuscula mathematica, ISSN 2300-6919, Bd. 39 (2019), 6, S. 829-837

https://doi.org/10.7494/OpMath.2019.39.6.829
Gernandt, Hannes;
Locating the extremal entries of the Fiedler vector for rose trees. - In: Proceedings in applied mathematics and mechanics, ISSN 1617-7061, Bd. 19 (2019), 1, e201900408, insges. 2 S.

https://doi.org/10.1002/pamm.201900408
Behrndt, Jussi; Schmitz, Philipp; Trunk, Carsten
The non-real spectrum of a singular indefinite Sturm-Liouville operator with regular left endpoint. - In: Proceedings in applied mathematics and mechanics, ISSN 1617-7061, Bd. 19 (2019), 1, e201900133, insges. 2 S.

https://doi.org/10.1002/pamm.201900133
Zimmermann, Armin; Hotz, Thomas
Integrating simulation and numerical analysis in the evaluation of generalized stochastic Petri nets. - In: ACM transactions on modeling and computer simulation, ISSN 1558-1195, Bd. 29 (2019), 4, S. 24:1-24:25

https://dx.doi.org/10.1145/3321518