Dr. John M. Fini Profile

Dr. John M. Fini

Principal Engineer at Ayar Labs

SPIE Involvement:

Author

Proceedings Article | 4 March 2015 Paper

A higher-order mode fiber amplifier with an axicon for output mode conversion

J. Nicholson, J. Fini, Anthony DeSantolo, P. Westbrook, R. Windeler, T. Kremp, C. Headley, D. DiGiovanni

Proceedings Volume 9344, 93441V (2015) https://doi.org/10.1117/12.2077679

KEYWORDS: Axicons, Fiber amplifiers, Binary data, Optical amplifiers, Fiber lasers, Fusion splicing, Diffraction, Amplifiers, High power fiber lasers, Fiber couplers

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Proceedings Article | 7 March 2014 Paper

Fibers design with a bend-compensated cladding for distributed wavelength filtering

John Fini, Jeffrey Nicholson

Proceedings Volume 8961, 89610S (2014) https://doi.org/10.1117/12.2038631

KEYWORDS: Cladding, Signal attenuation, Optical filters, Raman spectroscopy, Optical fibers, Nonlinear filtering, Raman scattering, Fiber lasers, Electronic filtering, Interference (communication)

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Proceedings Article | 19 March 2013 Paper

Nonlinearity mitigation of a 40-Watt 1.55-micron uplink transmitter for lunar laser communications

R. Schulein, R. Lafon, M. Taylor, P. MacKoul, J. Carney, M. Stevens, B. Robinson, S. Constantine, M. Willis, D. Peckham, B. Zhu, J. Fini, David Caplan

Proceedings Volume 8610, 86100F (2013) https://doi.org/10.1117/12.2010025

KEYWORDS: Polarization, Telescopes, Transmitters, Cameras, Single mode fibers, Space telescopes, Phase modulation, Scanning probe microscopy, Nonlinear optics, Laser communications

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Proceedings Article | 17 February 2010 Paper

SBS suppression and acoustic management for high-power narrow-linewidth fiber lasers and amplifiers

M. Mermelstein, M. Andrejco, J. Fini, C. Headley, D. DiGiovanni

Proceedings Volume 7580, 75801G (2010) https://doi.org/10.1117/12.847926

KEYWORDS: Acoustics, Reflectivity, Fiber amplifiers, Optical amplifiers, Optical fibers, Scattering, Single mode fibers, Phonons, Fiber Bragg gratings, Structured optical fibers

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Proceedings Article | 11 November 2008 Paper

Bend insensitive fibers for FTTH and MDU

Jinkee Kim, David Peckham, Alan McCurdy, John Fini, Peter Borel, Kariofilis Konstadinidis, Peter Weimann, Richard Norris, Fengqing Wu, Robert Lingle, David Mazzarese, John George, Andrew Oliviero

Proceedings Volume 7134, 71340G (2008) https://doi.org/10.1117/12.803565

KEYWORDS: Optical fibers, Reliability, Signal attenuation, Optical fiber cables, Fiber to the x, Failure analysis, Networks, Single mode fibers, Cladding, X-rays

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Proceedings Article | 25 February 2008 Paper

Measurement of bend-induced nonlinearities in large-mode-area fibers

J. Nicholson, J. Fini, A. Yablon, P. Westbrook, K. Feder, C. Headley

Proceedings Volume 6873, 687308 (2008) https://doi.org/10.1117/12.772851

KEYWORDS: Optical fibers, Raman spectroscopy, Raman scattering, Scanning probe microscopy, Fiber amplifiers, Optical amplifiers, Fiber lasers, Picosecond phenomena, Fiber Bragg gratings, Modulation

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Proceedings Article | 25 February 2008 Paper

11.2 dB SBS gain suppression in a large mode area Yb-doped optical fiber

M. Mermelstein, M. Andrejco, J. Fini, A. Yablon, C. Headley, D. DiGiovanni, A. McCurdy

Proceedings Volume 6873, 68730N (2008) https://doi.org/10.1117/12.770346

KEYWORDS: Acoustics, Fiber amplifiers, Optical amplifiers, Phonons, Scattering, Acousto-optics, Optical fibers, Light scattering, Laser scattering, Germanium

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Proceedings Article | 21 November 2007 Paper

Bend distortion in large-mode-area amplifier fiber design

John Fini

Proceedings Volume 6781, 67810E (2007) https://doi.org/10.1117/12.745949

KEYWORDS: Distortion, Amplifiers, Fiber amplifiers, Raman spectroscopy, Resistance, Optical amplifiers, Fiber lasers, Step index fibers, Graded index fibers, High power fiber amplifiers

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Proceedings Article | 20 February 2007 Paper

Fibers with resonant mode suppression

J. Fini, M. Mermelstein, M. Yan, R. Bise, A. Yablon, P. Wisk, M. Andrejco

Proceedings Volume 6453, 64530F (2007) https://doi.org/10.1117/12.717622

KEYWORDS: Optical filters, Optical fibers, Fiber amplifiers, Cladding, Interference (communication), Amplifiers, Waveguides, Electronic filtering, Optical amplifiers, Index matching antireflective coatings

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Showing 5 of 9 publications

Conference Committee Involvement (1)

Passive Components and Fiber-Based Devices

2 November 2007 | Wuhan, China

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