Search Results - "Borel, P.I."

A compact two-dimensional grating coupler used as a polarization splitter by Taillaert, D., Harold Chong, Borel, P.I., Frandsen, L.H., De La Rue, R.M., Baets, R.

“…We demonstrate a novel polarization splitter based on a two-dimensional grating etched in a silicon-on-insulator waveguide. The device couples orthogonal modes…”
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Wavelength-division demultiplexing using photonic crystal waveguides by Niemi, T., Frandsen, L.H., Hede, K.K., Harpoth, A., Borel, P.I., Kristensen, M.

“…We demonstrate a new device concept for wavelength division demultiplexing based on planar photonic crystal waveguides. The filtering of wavelength channels is…”
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Topology design and fabrication of an efficient double 90° photonic Crystal waveguide bend by J.S. Jensen, J.S. Jensen, O. Sigmund, O. Sigmund, L.H. Frandsen, L.H. Frandsen, P.I. Borel, P.I. Borel, A. Harpoth, A. Harpoth, M. Kristensen, M. Kristensen

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Topology design and fabrication of an efficient double 90/spl deg/ photonic Crystal waveguide bend by Jensen, J.S., Sigmund, O., Frandsen, L.H., Borel, P.I., Harpoth, A., Kristensen, M.

“…We have designed and fabricated a novel 90/spl deg/ bend in a photonic crystal waveguide. The design was obtained using topology optimization and the…”
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Optimization of bandwidth in 60° photonic crystal waveguide bends by Xing, P.F., Borel, P.I., Frandsen, L.H., Harpøth, A., Kristensen, M.

“…A systematic scheme utilizing 2D and 3D finite-difference time-domain calculations to design 60° photonic crystal waveguide bends is presented. The method…”
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Optimization of photonic crystal 60° waveguide bends for broadband and slow-light transmission by LAVRINENKO, A. V, TETU, A, FRANDSEN, L. H, FAGE-PEDERSEN, J, BOREL, P. I

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Solid low-bend-loss transmission fibers using resonant suppression of higher-order modes by Fini, J.M., Borel, P.I., Yan, M.F., Ramachandran, S., Yablon, A.D., Wisk, P.W., Trevor, D., DiGiovanni, D.J., Bjerregaard, J., Kristensen, P., Carlson, K., Weimann, P.A., Martin, C.J., McCurdy, A.

“…Ring-assisted fibers suppress unwanted modes, improving the tradeoff that limits bend loss. Fabricated fibers achieve low bend loss and compatibility with…”
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200km repeater length transmission of real-time processed 21.2Tb/s (106×200Gb/s) over 1200km fibre by Zhu, B, Zhang, H, Borel, P.I, Geisler, T, Jensen, R, Stegmaier, M, Palsdottir, B, Peckham, D.W, Lingle, R, Vaidya, D, Yan, M.F, Wisk, P.W, DiGiovanni, D.J

“…We demonstrate real-time transmissions of 21.2Tb/s (106×200Gb/s PM-16QAM) and 15.9Tb/s (106×150 Gb/s PM8QAM) over 1206 km TeraWave® SCUBA-125 fibre at 201 km…”
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Magnetic decoupling of Rb spin relaxation in H{sub 2} buffer gas by Borel, P.I., Erickson, C.J., Walter, D.K.

“…We report studies of the magnetic decoupling of Rb spin relaxation in the presence of H{sub 2} buffer gas at high pressures ({>=}1.5 atm). At low Rb number…”
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Spin-exchange and spin-destruction rates for the {sup 3}He-Na system by Borel, P.I., Soegaard, L.V., Svendsen, W.E., Andersen, N.

“…Optically pumped Na is used as a spin-exchange partner to polarize {sup 3}He. Polarizations around 20% have routinely been achieved in sealed spherical glass…”
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Optimized planar photonic crystal waveguide 60/spl deg/ bend with more than 200 nm wide 1-dB transmission bandwidth by Kristensen, M., Borel, P.I., Frandsen, L.H., Harpoth, A.

“…Topology optimization was used to design a planar photonic crystal waveguide 60/spl deg/ bend leading to a record-breaking transmission bandwidth of more than…”
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A Linear Electrooptic Effect in Silicon, Induced by Use of Strain by Fage-Pedersen, J., Frandsen, L.H., Lavrinenko, A.V., Borel, P.I.

“…The crystal structure in a silicon waveguide can be distorted by application of strain. Thereby, the otherwise forbidden linear electrooptic (Pockels) effect…”
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Bend insensitive fiber for FTTX applications by Fini, J.M., Borel, P.I., Weimann, P.A., Yan, M.F., Ramachandran, S., Yablon, A.D., Wisk, P.W., Trevor, D., DiGiovanni, D.J., Bjerregaard, J., Kristensen, P., Carlson, K., Martin, C.J., McCurdy, A.

“…FTTH applications require advanced fibers insensitive to stapling and tight bends. We demonstrate resonance-assisted fibers made with standard solid-fiber…”
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Topology Optimized Photonic Wire Splitters by Frandsen, L.H., Borel, P.I., Jensen, J.S., Sigmund, O.

“…Photonic wire splitters have been designed using topology optimization. The splitters have been fabricated in silicon-on-insulator material and display…”
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Far-field investigation of slow-light propagating below the light cone in planar photonic structures by Le Thomas, N., Houdre, R., Frandsen, L. H., Fage-Pedersen, J., Lavrinenko, A. V., Borel, P.I.

“…A far-field technique is used to investigate the properties of optical waves propagating below the light cone in nanophotonic structures. As an example,…”
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Wavelength tuning of photonic crystal waveguides fabricated using 248-nm deep UV lithography by Zhuang, Y.X., Frandsen, L.H., Harpoth, A., Thorhauge, M., Kristensen, M., Borel, P.I., Bogaerts, W., Baets, R.

“…Wavelength tuning of characteristic features of straight photonic crystal waveguides has been obtained by varying the exposure dose in deep UV lithography. The…”
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Solid ring-assisted fibers with low bend loss by Fini, J.M., Borel, P.I., Yan, M.F., Ramachandran, S., Yablon, A.D., Wisk, P.W., Trevor, D., DiGiovanni, D.J., Bjerregaard, J., Kristensen, P., Carlson, K., Weimann, P.A., Martin, C.J., McCurdy, A.

“…Solid fibers with greatly reduced bend loss are presented. Ring-assisted fibers provide enhanced cutoff, allowing .01dB / turn cable losses around a 9.5 mm…”
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Nanoimprint Lithography of Topology Optimized Photonic Crystal Devices by Bilenberg, B., Frandsen, L.H., Nielsen, T., Vogler, M., Borel, P.I., Kristensen, A.

“…We demonstrate a nanoimprint process for fabrication of photonic crystal devices. The nanoimprint process, defining stamp patterns in a thin e-beam resist,…”
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New Design for Wide/Flat Bandwidth in Photonic Crystal-Based SMZ All-Optical Device (PC-SMZ) by Asakawa, K., Sugimoto, Y., Watanabe, Y., Ozaki, N., Mizutani, A., Ikeda, N., Sigmund, O., Borel, P.I., Kristensen, M.

“…A two-dimensional photonic crystal (2DPC) slab waveguide-based symmetric Mach-Zehnder type all-optical switch (PC-SMZ) is promising for a future ultra-fast…”
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Peculiarities of Light Propagation in Photonic Crystal Waveguides in the Slow Light Regime by Lavrinenko, A.V., Borel, P.I., Frandsen, L.H., Fage-Pedersen, J.

“…We report on transmission, field mapping, and spectral dependence of the group index in the slow light regime, obtained by numerical modelling. The influence…”
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