Search Results - "Ballato, J"

Perspective: Molten core optical fiber fabrication—A route to new materials and applications by Ballato, J., Peacock, A. C.

“…The molten core method, whereby a precursor core phase melts at the draw temperature of the cladding glass that encapsulates it, has proven to be a remarkably…”
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Sapphire-derived all-glass optical fibres by Dragic, P., Hawkins, T., Foy, P., Morris, S., Ballato, J.

“…As performance demands continue to grow, many optical fibre systems are operating at progressively higher power levels. However, Brillouin scattering restricts…”
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Laser restructuring and photoluminescence of glass-clad GaSb/Si-core optical fibres by Song, S., Lønsethagen, K., Laurell, F., Hawkins, T. W., Ballato, J., Fokine, M., Gibson, U. J.

“…Semiconductor-core optical fibres have potential applications in photonics and optoelectronics due to large nonlinear optical coefficients and an extended…”
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Deduced elasticity of sp3-bonded amorphous diamond by Ballato, J., Ballato, A.

“…Amorphous diamond was recently synthesized using high temperature and pressure techniques [Z. Zeng, L. Yang, Q. Zeng, H. Lou, H. Sheng, J. Wen, D. J. Miller,…”
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Reducing the refractive index by replacing an [AlPO 4 ]° unit with [BPO 4 ]° in fused silica: comment by Ballato, J., Meehan, B., Hawkins, T. W., Dragic, P. D.

“…Recent computational models led to the conclusion that replacing AlPO 4 with BPO 4 when doped into SiO­ 2 results in a lower refractive index of the subsequent…”
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Control of Oxidation State of Eu Ions in Na2O-Al2O3-SiO2 Glasses by Nogami, Masayuki, Koiwai, Akihiko, Nonaka, Takamasa

“…Glasses doped with well‐controlled Eu3+ and Eu2+ ions have attracted considerable interest due to the possibility of tuning the wavelength range of the emitted…”
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Silicon optical fibres - past, present, and future by Peacock, A. C., Gibson, U. J., Ballato, J.

“…This paper reviews the past, present and prospective future of silicon optical fibres. The incorporation of silicon with its rich optoelectronic functionality…”
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Random lasing from optical fibers with phase separated glass cores by Jagannathan, S., Ackerman, L., Chen, W., Yu, N., Cavillon, M., Tuggle, M., Hawkins, T. W., Ballato, J., Dragic, P. D.

“…A novel random laser, integrating a passive optical fiber with a phase separated aluminosilicate core–silica cladding as the feedback medium, is proposed and…”
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Brillouin spectroscopy of a novel baria-doped silica glass optical fiber by Dragic, P, Kucera, C, Furtick, J, Guerrier, J, Hawkins, T, Ballato, J

“…Presented here for the first time to the best of our knowledge is a detailed Brillouin spectroscopic study of novel, highly-BaO-doped silica glass optical…”
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Fiber‐draw‐induced elongation and break‐up of particles inside the core of a silica‐based optical fiber by Vermillac, M., Lupi, J.‐F., Peters, F., Cabié, M., Vennéguès, P., Kucera, C., Neisius, T., Ballato, J., Blanc, W.

“…Particles in the core of optical fibers are widely studied to tailor or to improve optical properties. The analysis of nanoparticles embedded in silica‐based…”
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Silicon optical fiber by Ballato, J, Hawkins, T, Foy, P, Stolen, R, Kokuoz, B, Ellison, M, McMillen, C, Reppert, J, Rao, A M, Daw, M, Sharma, S R, Shori, R, Stafsudd, O, Rice, R R, Powers, D R

“…Described herein are initial experimental details and properties of a silicon core, silica glass-clad optical fiber fabricated using conventional optical fiber…”
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Glass-clad single-crystal germanium optical fiber by Ballato, J, Hawkins, T, Foy, P, Yazgan-Kokuoz, B, Stolen, R, McMillen, C, Hon, N K, Jalali, B, Rice, R

“…Long lengths (250 meters) of a flexible 150 microm diameter glass-clad optical fiber containing a 15 microm diameter crystalline and phase-pure germanium core…”
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Brillouin spectroscopy of YAG-derived optical fibers by Dragic, P, Law, P-C, Ballato, J, Hawkins, T, Foy, P

“…We present Brillouin spectroscopy of YAG-derived optical fibers. It is found that the addition of yttria and alumina both tend to raise the acoustic velocity…”
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Thermo-optic coefficient of B2O3 and GeO2 co-doped silica fibers by Pan, G, Yu, N, Meehan, B, Hawkins, T W, Ballato, J, Dragic, P D

“…New measurements of the thermo-optic coefficients (TOCs) in ternary GeO2 and B2O3 co-doped silica core optical fibers are presented. Material additivity models…”
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Material properties of tapered crystalline silicon core fibers by Franz, Y., Runge, A. F. J., Ren, H., Healy, N., Ignatyev, K., Jones, M., Hawkins, T., Ballato, J., Gibson, U. J., Peacock, A. C.

“…Crystalline silicon optical fibers are emerging as a promising platform for a wide range of optoelectronic applications. Here we report a crystallographic…”
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Laser sintering and photoluminescence study of Tb-doped yttrium aluminum garnet ceramics by Santos, J.C.A., Silva, E.P., Souza, N.R.S., Alves, Y.G.S., Sampaio, D.V., Kucera, C., Jacobsohn, L.G., Ballato, J., Silva, R.S.

“…This work focuses on the fabrication and luminescent characterization of Tb-doped yttrium aluminum garnet (Y3Al5O12:Tb; YAG:Tb) ceramics produced using the…”
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Silicon-core glass fibres as microwire radial-junction solar cells by Martinsen, F. A., Smeltzer, B. K., Nord, M., Hawkins, T., Ballato, J., Gibson, U. J.

“…Vertically aligned radial-junction solar cell designs offer potential improvements over planar geometries, as carrier generation occurs close to the junction…”
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Nonlinear optical properties of polycrystalline silicon core fibers from telecom wavelengths into the mid-infrared spectral region by Ren, H., Shen, L., Wu, D., Aktas, O., Hawkins, T., Ballato, J., Gibson, U. J., Peacock, A. C.

“…Polycrystalline silicon core fibers (SCFs) fabricated via the molten core drawing (MCD) method are emerging as a flexible optoelectronic platform. Here, the…”
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Ytterbium-doped multicomponent fluorosilicate optical fibers with intrinsically low optical nonlinearities by Cavillon, M., Kucera, C., Hawkins, T. W., Yu, N., Dragic, P., Ballato, J.

“…Ytterbium-doped strontium fluorosilicate optical fibers exhibiting intrinsically low optical nonlinearities were fabricated and characterized. Specifically,…”
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A Comprehensive Study of the Carbon Contamination in Tellurite Glasses and Glass-Ceramics Sintered by Spark Plasma Sintering (SPS) by Bertrand, Anthony, Carreaud, Julie, Delaizir, Gaëlle, Duclère, Jean-René, Colas, Maggy, Cornette, Julie, Vandenhende, Marion, Couderc, Vincent, Thomas, Philippe

“…Highly transparent tellurite glasses and glass‐ceramics based on the 85TeO2–15WO3 composition (mol%) were produced by spark plasma sintering (SPS) from powders…”
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