Search Results - "MICHEL, U"

Optical Metasurfaces: Evolving from Passive to Adaptive by Hail, Claudio U., Michel, Ann‐Katrin U., Poulikakos, Dimos, Eghlidi, Hadi

“…Optical metasurfaces are nanoengineered architectures aiming at the functional control of light propagation. In recent years, the performance of metasurfaces…”
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A Switchable Mid-Infrared Plasmonic Perfect Absorber with Multispectral Thermal Imaging Capability by Tittl, Andreas, Michel, Ann-Katrin U., Schäferling, Martin, Yin, Xinghui, Gholipour, Behrad, Cui, Long, Wuttig, Matthias, Taubner, Thomas, Neubrech, Frank, Giessen, Harald

“…A switchable perfect absorber with multispectral thermal imaging capability is presented. Aluminum nanoantenna arrays above a germanium antimony telluride…”
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Impact of feature selection on the accuracy and spatial uncertainty of per-field crop classification using Support Vector Machines by Löw, F., Michel, U., Dech, S., Conrad, C.

“…Crop mapping is one major component of agricultural resource monitoring using remote sensing. Yield or water demand modeling requires that both, the total…”
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Advanced Optical Programming of Individual Meta‐Atoms Beyond the Effective Medium Approach by Michel, Ann‐Katrin U., Heßler, Andreas, Meyer, Sebastian, Pries, Julian, Yu, Yuan, Kalix, Thomas, Lewin, Martin, Hanss, Julian, De Rose, Angela, Maß, Tobias W. W., Wuttig, Matthias, Chigrin, Dmitry N., Taubner, Thomas

“…Nanometer‐thick active metasurfaces (MSs) based on phase‐change materials (PCMs) enable compact photonic components, offering adjustable functionalities for…”
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Using Low-Loss Phase-Change Materials for Mid-Infrared Antenna Resonance Tuning by Michel, Ann-Katrin U, Chigrin, Dmitry N, Maß, Tobias W. W, Schönauer, Kathrin, Salinga, Martin, Wuttig, Matthias, Taubner, Thomas

“…We show tuning of the resonance frequency of aluminum nanoantennas via variation of the refractive index n of a layer of phase-change material. Three…”
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Gaia search for stellar companions of TESS Objects of Interest IV by Mugrauer, M., Rück, J., Michel, K.‐U.

“…We present the latest results of our ongoing multiplicity study of (Community) TESS Objects of Interest, using astrometric and photometric data from the…”
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ROCK2 is a major regulator of axonal degeneration, neuronal death and axonal regeneration in the CNS by Koch, J C, Tönges, L, Barski, E, Michel, U, Bähr, M, Lingor, P

“…The Rho/ROCK/LIMK pathway is central for the mediation of repulsive environmental signals in the central nervous system. Several studies using pharmacological…”
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Design Parameters for Phase‐Change Materials for Nanostructure Resonance Tuning by Michel, Ann‐Katrin U., Wuttig, Matthias, Taubner, Thomas

“…Phase‐change materials (PCMs) are a promising platform for programmable metamaterials in the infrared (IR) spectral range. This is based on the large…”
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Subwavelength hybrid plasmonic structures for nonlinear nanophotonics by Michel, Ann-Katrin U.

“…Plasmonic structures made of a semiconductor-insulator-metal hybrid provide efficient routes for second-harmonic and sum-frequency generation in sub-micrometer…”
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Alpha-Synuclein affects neurite morphology, autophagy, vesicle transport and axonal degeneration in CNS neurons by Koch, J C, Bitow, F, Haack, J, d'Hedouville, Z, Zhang, J-N, Tönges, L, Michel, U, Oliveira, L M A, Jovin, T M, Liman, J, Tatenhorst, L, Bähr, M, Lingor, P

“…Many neuropathological and experimental studies suggest that the degeneration of dopaminergic terminals and axons precedes the demise of dopaminergic neurons…”
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Search for (sub)stellar Companions of Exoplanet Hosts by Exploring the Second ESA-Gaia Data Release by Michel, K.-U., Mugrauer, M.

“…We present the latest results of an ongoing multiplicity survey of exoplanet hosts, which was initiated at the Astrophysical Institute and University…”
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The Potential of Combining Thermal Scanning Probes and Phase‐Change Materials for Tunable Metasurfaces by Michel, Ann‐Katrin U., Meyer, Sebastian, Essing, Nicolas, Lassaline, Nolan, Lightner, Carin R., Bisig, Samuel, Norris, David J., Chigrin, Dmitry N.

“…Metasurfaces allow for the spatiotemporal variation of amplitude, phase, and polarization of optical wavefronts. Implementation of active tunability of…”
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The columnar-to-equiaxed transition in Pb–Sn alloys affected by electromagnetically driven convection by Willers, B., Eckert, S., Michel, U., Haase, I., Zouhar, G.

“…An experimental study with respect to the influence of a rotating magnetic field (RMF) on the unidirectional solidification of Pb–Sn alloys is reported. The…”
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Imaging of phase change materials below a capping layer using correlative infrared near-field microscopy and electron microscopy by Lewin, M., Hauer, B., Bornhöfft, M., Jung, L., Benke, J., Michel, A.-K. U., Mayer, J., Wuttig, M., Taubner, T.

“…Phase Change Materials (PCM) show two stable states in the solid phase with significantly different optical and electronic properties. They can be switched…”
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Active Chiral Plasmonics by Yin, Xinghui, Schäferling, Martin, Michel, Ann-Katrin U, Tittl, Andreas, Wuttig, Matthias, Taubner, Thomas, Giessen, Harald

“…Active control over the handedness of a chiral metamaterial has the potential to serve as key element for highly integrated polarization engineering…”
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Promoters and serotypes: targeting of adeno-associated virus vectors for gene transfer in the rat central nervous system in vitro and in vivo by Shevtsova, Z, Malik, J M I, Michel, U, Bähr, M, Kügler, S

“…The brain parenchyma consists of several different cell types, such as neurones, astrocytes, microglia, oligodendroglia and epithelial cells, which are…”
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Reversible optical switching of highly confined phonon–polaritons with an ultrathin phase-change material by Li, Peining, Yang, Xiaosheng, Maß, Tobias W. W., Hanss, Julian, Lewin, Martin, Michel, Ann-Katrin U., Wuttig, Matthias, Taubner, Thomas

“…Surface phonon–polaritons (SPhPs), collective excitations of photons coupled with phonons in polar crystals, enable strong light–matter interaction and…”
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Highly Confined and Switchable Mid-Infrared Surface Phonon Polariton Resonances of Planar Circular Cavities with a Phase Change Material by Sumikura, Hisashi, Wang, Tao, Li, Peining, Michel, Ann-Katrin U, Heßler, Andreas, Jung, Lena, Lewin, Martin, Wuttig, Matthias, Chigrin, Dmitry N, Taubner, Thomas

“…Mid-infrared (MIR) photonics demands highly confined optical fields to obtain efficient interaction between long-wavelength light and nanomaterials. Surface…”
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Online monitoring of thermoset post-curing by dynamic mechanical thermal analysis DMTA by Stark, W., Goering, H., Michel, U., Bayerl, H.

“…Thermosetting moulding compounds are synthetic materials which can be easily formed in the molten state and achieve high temperature stability due to a…”
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VP18.06: Outcome of fetuses diagnosed with a heterotaxy syndrome: a retrospective evaluation of clinical outcome over 21 years by Seidl‐Mlczoch, E., Zimpfer, U., Michel‐Behnke, U., Laccone, F., Kitzmueller, E., Kasprian, G., Prayer, D., Muin, D., Ulm, B.

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