Heiko Kollmann
Heiko Kollmann
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Toward plasmonics with nanometer precision: nonlinear optics of helium-ion milled gold nanoantennas
H Kollmann, X Piao, M Esmann, SF Becker, D Hou, C Huynh, ...
Nano letters 14 (8), 4778-4784, 2014
Strong field acceleration and steering of ultrafast electron pulses from a sharp metallic nanotip
DJ Park, B Piglosiewicz, S Schmidt, H Kollmann, M Mascheck, C Lienau
Physical review letters 109 (24), 244803, 2012
Spotlight on excitonic coupling in polymorphic and textured anilino squaraine thin films
F Balzer, H Kollmann, M Schulz, G Schnakenburg, A Lützen, ...
Crystal Growth & Design 17 (12), 6455-6466, 2017
Long-lived electron emission reveals localized plasmon modes in disordered nanosponge antennas
G Hergert, J Vogelsang, F Schwarz, D Wang, H Kollmann, P Groß, ...
Light: Science & Applications 6 (10), e17075-e17075, 2017
Characterizing the optical near‐field in the vicinity of a sharp metallic nanoprobe by angle‐resolved electron kinetic energy spectroscopy
DJ Park, B Piglosiewicz, S Schmidt, H Kollmann, M Mascheck, P Groß, ...
Annalen der Physik 525 (1-2), 135-142, 2013
Resonant behavior of a single plasmonic helix
K Höflich, T Feichtner, E Hansjürgen, C Haverkamp, H Kollmann, ...
Optica 6 (9), 1098-1105, 2019
Strongly coupled, high-quality plasmonic dimer antennas fabricated using a sketch-and-peel technique
M Gittinger, K Höflich, V Smirnov, H Kollmann, C Lienau, M Silies
Nanophotonics 9 (2), 401-412, 2020
Probing coherent surface plasmon polariton propagation using ultrabroadband spectral interferometry
JM Yi, D Hou, H Kollmann, V Smirnov, Z Pápa, P Dombi, M Silies, ...
ACS Photonics 4 (2), 347-354, 2017
Probing the Ca2+ Switch of the Neuronal Ca2+ Sensor GCAP2 by Time-Resolved Fluorescence Spectroscopy
H Kollmann, SF Becker, J Shirdel, A Scholten, A Ostendorp, C Lienau, ...
ACS chemical biology 7 (6), 1006-1014, 2012
Suppression of radiative damping and enhancement of second harmonic generation in bull’s eye nanoresonators
JM Yi, V Smirnov, X Piao, J Hong, H Kollmann, M Silies, W Wang, P Groß, ...
ACS nano 10 (1), 475-483, 2016
Fourier-transform spatial modulation spectroscopy of single gold nanorods
H Kollmann, M Esmann, J Witt, A Markovic, V Smirnov, G Wittstock, ...
Nanophotonics 7 (4), 715-726, 2018
Near-field-assisted localization: effect of size and filling factor of randomly distributed zinc oxide nanoneedles on multiple scattering and localization of light
M Silies, M Mascheck, D Leipold, H Kollmann, S Schmidt, J Sartor, ...
Applied Physics B 122, 1-11, 2016
Space-and time-resolved second harmonic spectroscopy of coupled plasmonic nanocavities
A Salomon, H Kollmann, M Mascheck, S Schmidt, Y Prior, C Lienau, ...
Nanophotonics 10 (14), 3635-3645, 2021
Ultrafast third-harmonic spectroscopy of single nanoantennas fabricated using helium-ion beam lithography
H Kollmann, M Esmann, SF Becker, X Piao, C Huynh, LO Kautschor, ...
Advanced Fabrication Technologies for Micro/Nano Optics and Photonics IX …, 2016
Strongly-coupled, high-quality plasmonic nanoantennas fabricated using a sketch and peel fabrication technique (Conference Presentation)
M Silies, M Gittinger, K Hoeflich, V Smirnov, H Kollmann, C Lienau
Advanced Fabrication Technologies for Micro/Nano Optics and Photonics XIII …, 2020
Towards near-field coupling of surface plasmon polaritons across few-nanometer gaps between two laterally tapered gold waveguides
V Smirnov, S Stephan, M Westphal, H Kollmann, D Emmrich, A Beyer, ...
European Quantum Electronics Conference, eh_6_4, 2019
Correlation of Structure, Morphology, and Spectroscopic Properties of Polymorphic, Textured Squaraine Thin Films
F Balzer, H Kollmann, M Silies, M Schulz, A Lützen, C Lienau, M Schiek
Deutsche Physikalische Gesellschaft Frühjahrstagung 2017, 2017
Linear and Nonlinear Optics of Helium-ion Milled Gold Nanoantennas and Fourier-transform Spatial Modulation Spectroscopy
H Kollmann
Carl von Ossietzky Universität Oldenburg, 2017
Gap Plasmon Formation in Metallic, Nanofocusing SNOM Tapers for Broadband Nanospectroscopy
SF Becker, M Esmann, KW Yoo, H Kollmann, P Groß, R Vogelgesang, ...
European Quantum Electronics Conference, EG_P_6, 2015
Gap mode formation in metallic, nanofocusing SNOM tapers for high spatial resolution broadband spectroscopy
M Esmann, S Becker, KW Yoo, H Kollmann, P Groß, R Vogelgesang, ...
CLEO: QELS_Fundamental Science, FF2C. 2, 2015
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