Search Results - "Giessen, H."

Linear refractive index and absorption measurements of nonlinear optical liquids in the visible and near-infrared spectral region by Kedenburg, S., Vieweg, M., Gissibl, T., Giessen, H.

“…Liquid-filled photonic crystal fibers and optofluidic devices require infiltration with a variety of liquids whose linear optical properties are still not well…”
Get full text

Revealing the subfemtosecond dynamics of orbital angular momentum in nanoplasmonic vortices by Spektor, G., Kilbane, D., Mahro, A. K., Frank, B., Ristok, S., Gal, L., Kahl, P., Podbiel, D., Mathias, S., Giessen, H., zu Heringdorf, F.-J. Meyer, Orenstein, M., Aeschlimann, M.

“…The ability of light to carry and deliver orbital angular momentum (OAM) in the form of optical vortices has attracted much interest. The physical properties…”
Get full text

From Dark to Bright: First-Order Perturbation Theory with Analytical Mode Normalization for Plasmonic Nanoantenna Arrays Applied to Refractive Index Sensing by Weiss, T, Mesch, M, Schäferling, M, Giessen, H, Langbein, W, Muljarov, E A

“…We present a first-order perturbation theory to calculate the frequency shift and linewidth change of photonic resonances in one- and two-dimensional periodic…”
Get full text

Ultrafast nonlinear optofluidics in selectively liquid-filled photonic crystal fibers by Vieweg, M, Gissibl, T, Pricking, S, Kuhlmey, B T, Wu, D C, Eggleton, B J, Giessen, H

“…Selective filling of photonic crystal fibers with different media enables a plethora of possibilities in linear and nonlinear optics. Using two-photon…”
Get full text

Towards integration of a liquid-filled fiber capillary for supercontinuum generation in the 1.2-2.4 μm range by Kedenburg, S, Gissibl, T, Steinle, T, Steinmann, A, Giessen, H

“…We demonstrate supercontinuum generation in unspliced as well as in integrated CS(2)-filled capillary fibers at different pump wavelengths of 1030 nm, 1510 nm,…”
Get full text

Mid-infrared Fourier-transform spectroscopy with a high-brilliance tunable laser source: investigating sample areas down to 5 μm diameter by Steinle, T, Neubrech, F, Steinmann, A, Yin, X, Giessen, H

“…We demonstrate highly sensitive infrared spectroscopy of sample volumes close to the diffraction limit by coupling a femtosecond fiber-feedback optical…”
Get full text

Plasmon Hybridization in Stacked Cut-Wire Metamaterials by Liu, N., Guo, H., Fu, L., Kaiser, S., Schweizer, H., Giessen, H.

“…Stacked metamaterials consisting of gold cut‐wires and a gold mirror are fabricated. The optical properties are determined. Plasmon hybridization allows for…”
Get full text

Waveguide-plasmon polaritons: strong coupling of photonic and electronic resonances in a metallic photonic crystal slab by Christ, A, Tikhodeev, S G, Gippius, N A, Kuhl, J, Giessen, H

“…Strong coupling between localized particle plasmons and optical waveguide modes leads to drastic modifications of the transmission of metallic nanowire arrays…”
Get full text

Tapering fibers with complex shape by Pricking, S, Giessen, H

“…We present a model which allows us to accurately simulate the fabrication process of complex-shaped tapered fibers. The range of possible profiles is only…”
Get full text

Controlling the interaction between light and gold nanoparticles: selective suppression of extinction by Linden, S, Kuhl, J, Giessen, H

“…The interaction of visible light with the particle-plasmon resonance of metallic nanoparticles can be controlled by geometrical arrangement of nanoparticle…”
Get full text

Generalized retarded response of nonlinear media and its influence on soliton dynamics by Pricking, S, Giessen, H

“…We demonstrate by means of numerical simulations of the generalized Nonlinear Schrödinger Equation that the retarded response of a nonlinear medium embedded in…”
Get full text

Babinet’s principle for optical frequency metamaterials and nanoantennas by Zentgraf, T., Meyrath, T. P., Seidel, A., Kaiser, S., Giessen, H., Rockstuhl, C., Lederer, F.

Get full text

Optical properties of planar metallic photonic crystal structures: Experiment and theory by Christ, A., Zentgraf, T., Kuhl, J., Tikhodeev, S. G., Gippius, N. A., Giessen, H.

Get full text

Resonances of split-ring resonator metamaterials in the near infrared by Rockstuhl, C., Zentgraf, T., Guo, H., Liu, N., Etrich, C., Loa, I., Syassen, K., Kuhl, J., Lederer, F., Giessen, H.

“…We study the spectral response of optical metamaterials consisting of gold split-ring resonators. We utilize reflection spectroscopy in the near infrared…”
Get full text

Controlling the interaction between localized and delocalized surface plasmon modes: Experiment and numerical calculations by Christ, A., Zentgraf, T., Tikhodeev, S. G., Gippius, N. A., Kuhl, J., Giessen, H.

Get full text

Tailoring the ultrafast dephasing of quasiparticles in metallic photonic crystals by ZENTGRAF, T, CHRIST, A, KUHL, J, GIESSEN, H

“…The ultrafast dephasing of waveguide-plasmon polaritons in metallic photonic crystal slabs is investigated in the femtosecond regime by second-order nonlinear…”
Get full text

Correlated electron emission in multiphoton double ionization by Dörner, R, Weber, Th, Giessen, H, Weckenbrock, M, Urbasch, G, Staudte, A, Spielberger, L, Jagutzki, O, Mergel, V, Vollmer, M

“…Electronic correlations govern the dynamics of many phenomena in nature, such as chemical reactions and solid state effects, including superconductivity. Such…”
Get full text

Stable MHz-repetition-rate passively Q-switched microchip laser frequency doubled by MgO:PPLN by Mehner, E., Steinmann, A., Hegenbarth, R., Giessen, H., Braun, B.

“…We present an Nd 3+ :YVO 4 microchip laser that is passively Q-switched by a semiconductor saturable absorber mirror. The system generates 520 ps pulses at…”
Get full text

Recoil-Ion momentum distributions for single and double ionization of helium in strong laser fields by Weber, T, Weckenbrock, M, Staudte, A, Spielberger, L, Jagutzki, O, Mergel, V, V, Afaneh, F, Urbasch, G, Vollmer, M, Giessen, H, Dorner, R

“…We have measured the momentum distributions of singly and doubly charged helium ions created in the focus of 220 fs, 800 nm laser pulses at intensities of…”
Get full text

XFROG - A New Method for Amplitude and Phase Characterization of Weak Ultrashort Pulses by Linden, S., Giessen, H., Kuhl, J.

“…We present a new method to characterize the amplitude and phase of weak ultrashort pulses. Our method is based on the spetrally resolved crosscorrelation…”
Get full text