Search Results - "Bayya, S."

Recent progress in chalcogenide fiber technology at NRL by Kim, W.H., Nguyen, V.Q., Shaw, L.B., Busse, L.E., Florea, C., Gibson, D.J., Gattass, R.R., Bayya, S.S., Kung, F.H., Chin, G.D., Miklos, R.E., Aggarwal, I.D., Sanghera, J.S.

“…The chalcogen glasses (i.e., glasses based on the elements S, Se, and Te) are transparent in the infrared (IR), possess low phonon energies, are chemically…”
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Germanate glass as a window for high energy laser systems by Bayya, Shyam S, Chin, Geoffrey D, Sanghera, Jasbinder S, Aggarwal, Ishwar D

“…A modified Barium Gallo-Germanate glass has been developed as an exit window for high energy lasers operating in the mid-infrared wavelength region. All the…”
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Mid-infrared astrophotonics: study of ultrafast laser induced index change in compatible materials by Arriola, A., Gross, S., Ams, M., Gretzinger, T., Le Coq, D., Wang, R. P., Ebendorff-Heidepriem, H., Sanghera, J., Bayya, S., Shaw, L. B., Ireland, M., Tuthill, P., Withford, M. J.

“…The mid-infrared wavelength regime 3.5 - 4.1[mu] m, known as the astronomical L' band is of special interest for exoplanet hunting. Mid-IR compatible photonic…”
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(INVITED) Methods for determining the refractive indices and thermo-optic coefficients of chalcogenide glasses at MIR wavelengths by Fang, Y., Furniss, D., Jayasuriya, D., Parnell, H., Tang, Z.Q., Gibson, D., Bayya, S., Sanghera, J., Seddon, A.B., Benson, T.M.

“…Chalcogenide glasses have attracted much attention for the realization of photonic components owing to their outstanding optical properties in the mid-infrared…”
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Infrared Transparent Germanate Glass-Ceramics by Bayya, Shyam S., Sanghera, Jasbinder S., Aggarwal, Ishwar D., Wojcik, Joshua A.

“…A new germanate glass‐ceramic material in the BaO‐Ga2O3‐GeO2 system is developed for infrared (IR) dome and window applications. This glass‐ceramic material…”
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Infrared glass-based negative-curvature anti-resonant fibers fabricated through extrusion by Gattass, Rafael R, Rhonehouse, Daniel, Gibson, Daniel, McClain, Collin C, Thapa, Rajesh, Nguyen, Vinh Q, Bayya, Shyam S, Weiblen, R Joseph, Menyuk, Curtis R, Shaw, L Brandon, Sanghera, Jasbinder S

“…Negative curvature fibers have been gaining attention as fibers for high power infrared light. Currently, these fibers have been made of silica glass and…”
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All fiber watt-level fiber source at 760 nm generated through four-wave mixing in a photonic crystal fiber by Gattass, Rafael R, Rhonehouse, Daniel L, Shaw, L Brandon, Chin, Geoffrey D, Carlson, Augustus X, Bayya, Shyam S, Sanghera, Jasbinder S

“…There are limited fiber-based single-mode laser sources over the visible and near infrared range. Nonlinear conversion through four-wave mixing in photonic…”
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Formation of a new phase of barium copper sulfur fluoride via sputtering by Frantz, J.A., Sanghera, J.S., Nguyen, V.Q., Bayya, S.S., Qadri, S.B., Aggarwal, I.D.

“…Thin films of barium copper sulfur fluoride (BCSF) doped with potassium were prepared by RF magnetron sputtering at a temperature of 100 °C. The morphology of…”
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Chromaticity, brightness and aging of silica spray coated zinc sulfide silver phosphor particles by Villalobos, G, Sanghera, J, Miklos, R, Kung, F, Bayya, S, Aggarwal, I

“…A spray drying approach was used to coat 15 nm SiO₂ continuous films onto ZnS:Ag phosphor particles. The coating was deposited on the particles by…”
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Protective Silica Coatings on Zinc-Sulfide-Based Phosphor Particles by Villalobos, Guillermo R., Bayya, Shyam S., Sanghera, Jasbinder S., Miklos, Robert E., Kung, Frederic, Aggarwal, Ishwar D.

“…A spray drying approach was used to apply 15‐nm‐thick SiO2 continuous coatings onto ZnS:Ag phosphor particles. A prehydrolyzed TEOS dip coating formula was…”
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Periodically patterned germanium surfaces modified to form superhydrophobic, IR-transmissive substrates by Boyd, Darryl A., Frantz, Jesse A., Nimalan, Raymond, Busse, Lynda E., Kim, Woohong, Bayya, Shyam S., Sanghera, Jasbinder S.

“…Various periodically patterned, infrared (IR) transmissive germanium substrates were surface modified to alter the surface wettability. Goniometric analysis…”
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Synthesis of Copper and Lithium Copper Ferrites as High Magnetization Materials by Kuehn, K. E., Sriram, D., Bayya, S. S., Simmins, J. J., Snyder, R. L.

“…The ferrite with composition Cu0.5Fe2.5O4 was heat treated in air and in reducing atmospheres to different temperatures within the solid solution region…”
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Catalyzed gelation of amorphous sulphides by Sanghera, J.S, Scotto, C, Bayya, S, Aggarwal, I.D

“…Amorphous GeS 2 and Er 3+:GeS 2 gels have been fabricated. The Er 3+ doped GeS 2 gelation rate is quicker and goes more to completion than the corresponding…”
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BaOGa2O3GeO2 glasses with enhanced properties by Bayya, Shyam S., Harbison, Barry B., Sanghera, Jas S., Aggarwal, Ishwar D.

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A search for a low temperature phase transition prior to superconducting behavior in the YBa2Cu3O7 compound by Rodriguez, M. A., Matheis, D. P., Bayya, S. S., Simmins, J. J., Snyder, R. L., Cox, D. E.

“…We report the results of a systematic examination of the lattice parameters for the YBa2Cu3O7 compound in the 100 K to 110 K temperature range by means of high…”
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Modification of nanostructured fused silica for use as superhydrophobic, IR-transmissive, anti-reflective surfaces by Boyd, Darryl A., Frantz, Jesse A., Bayya, Shyam S., Busse, Lynda E., Kim, Woohong, Aggarwal, Ishwar, Poutous, Menelaos, Sanghera, Jasbinder S.

“…[Display omitted] •Fused silica substrates are modified, making them superhydrophobic (CAs >170°).•The modified substrates maintain optical transparency and…”
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Catalyzed gelation of amorphous sulphides by SANGHERA, J. S, SCOTTO, C, BAYYA, S, AGGARWAL, I. D

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CT-guided cryoablation of mediastinal parathyroid adenoma: an alternative to surgery by Bayya, Nikhil, Rowell, Colin, Malek, Daniel, Andrews, R. Hampton, Dobzyniak, Christopher

“…Primary hyperparathyroidism is most commonly caused by adenoma formation in one of the 4 parathyroid glands. The presence of ectopic parathyroid tissue is…”
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Axial melorheostosis: A rare presentation by Bayya, Nikhil, Fairfax, Anna, Dey, Courtney, Butela, Shawn, Mihlon, Frank

“…Melorheostosis is a rare sclerosing bone dysplasia that most commonly affects the lower extremity long bones in a sclerotomal distribution. Melorheostosis of…”
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Infrared optical fibers for sensors by Sanghera, J. S., Shaw, L. B., Gattass, R., Busse, L. E., Kim, W., Bayya, S., Gibson, D., Nguyen, V., Kung, F., Chin, G., Baker, C., Ewing, K., Aggarwal, I. D.

“…At NRL, we are involved in the research and development of specialty infrared optical fibers, glasses, ceramics, and thin films. We have state-of-the-art…”
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