Optical amplification in bismuth-doped silica glass

Fujimoto, Yasushi; Nakatsuka, Masahiro
May 2003
Applied Physics Letters;5/12/2003, Vol. 82 Issue 19, p3325
Academic Journal
We demonstrated an amplification phenomenon in a bismuth-doped silica glass at 1.3 μm with 0.8-μm excitation. This luminescent material is a promising candidate for use as the core-fiber material of an optical amplifier at the natural zero-dispersion wavelength (1.3 μm) of silica glass fiber.


Related Articles

  • Efficient Er3+-doped optical fiber amplifier pumped by a 1.48 μm InGaAsP laser diode. Nakazawa, Masataka; Kimura, Yasuo; Suzuki, Kazunori // Applied Physics Letters;1/23/1989, Vol. 54 Issue 4, p295 

    Optical gain characteristics of an Er3+ -doped silica fiber have been studied by end pumping with a 1.48 μm InGaAsP high-power laser diode. A gain as high as 12.5 dB was obtained for an absorbed pump power of 16 mW with a 3-m-long fiber. By constructing an Er3+ fiber ring cavity with a 3 dB...

  • Factors Effect on the Saturation Parameter S and there Influences on the Gain Behavior of Ytterbium Doped Fiber Amplifier. Mahran, O.; Salem, M.; Helmi, M. S.; Roston, G. D. // International Journal of Advances in Optical Communication & Net;Dec2011, Vol. 3 Issue 1, p26 

    A theoretical approach for modeling the saturated single pass gain in a three level Ytterbium doped fiber amplifier is presented, relevant to the behavior of rare earth doped silica fibers. A basic approximation considering the stimulated emission rate as a dimensionless parameter S, independent...

  • Generation and amplification of ultraviolet light pulses by means of parametric four-wave interactions in transparent solid-state media. Darginavicčius, J.; Tamosşauskas, G.; Valiulis, G.; Dubietis, A. // AIP Conference Proceedings;4/16/2010, Vol. 1228 Issue 1, p351 

    We experimentally demonstrate efficient generation of the ultrashort ultraviolet light pulses by means of phase-matched four-wave optical parametric amplification and four-wave difference frequency mixing in wide bandgap solids with cubic nonlinearity. Broadband four-wave optical parametric...

  • OPTICAL WAVEGUIDE AMPLIFIERS IN HIGHLY ER-DOPED SILICA GLASS SUBSTRATES. ALJAFF, PAREKHAN M. // Studia Universitatis Babes-Bolyai, Physica;Dec2012, Vol. 57 Issue 2, p69 

    Short amplifiers are currently attracting increased interest, especially for use in integrated optics. In this study the simulated gain performance and noise figure of Erbium doped on Silica glass substrate pumped in the forward direction are obtained taking into account the up conversion effect...

  • Chalcogenide glasses as a medium for controlling ultrashort IR pulses: Part I. Konyukhov, A.; Romanova, E.; Shiryaev, V. // Optics & Spectroscopy;Mar2011, Vol. 110 Issue 3, p442 

    Chalcogenide glasses are ideal materials for developing fiber lasers and amplifiers, remote sensors, high-speed switches, and other devices that operate in the IR range of 1-10 μm. The nonlinear refractive index of chalcogenide glasses may exceed that of quartz glass by a factor of 100-1200...

  • Determination of optimum Si excess concentration in Er-doped Si-rich SiO2 for optical amplification at 1.54 μm. Savchyn, Oleksandr; Coffey, Kevin R.; Kik, Pieter G. // Applied Physics Letters;11/15/2010, Vol. 97 Issue 20, p201107 

    The presence of indirect Er3+ excitation in Si-rich SiO2 is demonstrated for Si-excess concentrations in the range of 2.5-37 at. %. The Si excess concentration providing the highest density of sensitized Er3+ ions is demonstrated to be relatively insensitive to the presence of Si nanocrystals...

  • WAVELENGTH DIVISION MULTIPLEXING OF YTTRIA-ALUMINA-SILICA DOPED WITH THULIUM OPTICAL FIBER AMPLIFIERS. Mahran, O.; El Shahat1, M.; El-Samahy, A. E.; Helmy, M. Salah // International Journal of Research & Reviews in Applied Sciences;2012, Vol. 10 Issue 2, p314 

    This work describes the Amplification characteristics (small signal gain) and the Noise figure (NF) of theYttria Alumina-Silica glass doped with Thulium. TDFAs operated in the region of wavelength (1480-1510 nm) which is called S-band. The main pump source is 1.04 and 1.55 μm which creates...

  • Choosing an op amp. Schweber, Bill // EDN;5/25/95, Vol. 40 Issue 11, p38 

    Presents tips on how to choose an optical amplifier. Fundamental design improvements; Application-optimized devices; Signal-processing; Power scanning shutdown mode. INSETS: Don't lose sleep over noise.;Looking ahead.;Oldies but (still) goodies.;Modeling is not as glamorous as it sounds.

  • Control frequency response and noise in broadband, photodetector, transimpedance amplifiers. Steffes, Michael // EDN;7/4/96, Vol. 41 Issue 14, p113 

    Focuses on the use of optical amplifiers in converting the current output of a wideband photodetector to a voltage, minimizing noise and achieving the desired frequency response. Transimpedance optical amplifier configuration; Determination of feedback capacitance. INSET: Analyze noise sources..


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics