Dr. Stuart M. Jefferies Profile

Dr. Stuart M. Jefferies

at Georgia State Univ

SPIE Involvement:

Author

Publications (22)

Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Small-ELF Telescope: opto-mechanical design and application of tensegrity

M. Langlois, K. Lewis, N. Lodieu, Ye Zhou, T. Lee, J. Kuhn, I. Cunnyngham, S. Jefferies, G. Moretto, R. Rebolo, J. Ritter, R. Swindle, S. Salata, M. Rios, R. Diego

Proceedings Volume 12182, 121822J (2022) https://doi.org/10.1117/12.2630606

KEYWORDS: Telescopes, Mirrors, Optical instrument design, Error analysis, Actuators, Adaptive optics, Wavefronts, Structural design, Assembly tolerances, Optomechanical design

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Proceedings Article | 26 August 2022 Presentation + Paper

Presentation + Paper

The small-ELF project: toward an ultra-large coronagraphic optical receiver

Jeff Kuhn, Ian Cunnyngham, Stuart Jefferies, Maud Langlois, Kevin Lewis, Nicolas Lodieu, Gil Moretto, Rafael Rebolo, Joe Ritter, Ryan Swindle, Ye Zhou, Kritsadi Thetprapi, Jean-Fabien Capsal, David Audigier, Justin Fletcher

Proceedings Volume 12182, 121820G (2022) https://doi.org/10.1117/12.2629645

KEYWORDS: Wavefronts, Mirrors, Glasses, Telescopes, Surface finishing, Polishing, Image segmentation, Stars, Coronagraphy, Chemical elements

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Poster + Presentation + Paper

Tor Vergata Synoptic Solar Telescope: spectral characterization of potassium KI D1 MOFs

Luca Giovannelli, Francesco Berrilli, Dario Del Moro, Daniele Calchetti, Giorgio Viavattene, Maurizio Oliviero, Stuart Jefferies, Neil Murphy, Ermanno Pietropaolo, Luciano Terranegra

Proceedings Volume 11445, 114452T (2020) https://doi.org/10.1117/12.2562454

KEYWORDS: Telescopes, Solar processes, Solar telescopes, Micro optical fluidics, Doppler effect, Potassium, Magnetism, Sun, Optical filters, Absorption

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

A versatile turbulence simulator for high-resolution imaging studies of astronomical targets

Caleb Abbott, Arturo Martinez, Stuart Jefferies, Theo ten Brummelaar, Fabien Baron

Proceedings Volume 11448, 114483T (2020) https://doi.org/10.1117/12.2561929

KEYWORDS: Atmospheric turbulence, Astronomical imaging, Astronomy, Wavefront sensors, Wave propagation interference, Atmospheric propagation, Beam propagation method, Phase retrieval, Turbulence, Optical instrument design

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

Looking into the future of interferometry using free-space beam propagation

Arturo Martinez, Caleb Abbott, Stuart Jefferies, Theo ten Brummelaar, Fabien Baron

Proceedings Volume 11446, 114461B (2020) https://doi.org/10.1117/12.2561666

KEYWORDS: Atmospheric propagation, Beam propagation method, Interferometry, Telescopes, Optical simulations, Atmospheric optics, Wavefronts, Adaptive optics, Light wave propagation, Interferometers

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SPIE Journal Paper | 25 September 2018

High-resolution space situational awareness imaging using carbon fiber telescopes

Ryan Swindle, Douglas Hope, Michael Hart, Stuart Jefferies

JARS, Vol. 12, Issue 04, 042406, (September 2018) https://doi.org/10.1117/12.10.1117/1.JRS.12.042406

KEYWORDS: Telescopes, Mirrors, Adaptive optics, Situational awareness sensors, Wavefronts, Satellites, Data modeling, Image processing, Carbon, Point spread functions

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Proceedings Article | 10 July 2018 Paper

Paper

Recurrence quantification analysis as a post-processing technique in adaptive optics high contrast imaging

M. Stangalini, F. Pedichini, G. Li Causi, S. Antoniucci, M. Mattioli, V. Testa, J. Christou, S. Jefferies, D. Hope, G. Consolini, R. Piazzesi

Proceedings Volume 10703, 107032V (2018) https://doi.org/10.1117/12.2313355

KEYWORDS: Signal detection, Adaptive optics, Point spread functions, Astronomy, Photons, Astronomical imaging, Dynamical systems, Analytical research, Interference (communication), Data acquisition

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Proceedings Article | 1 November 2016 Paper

Paper

Tomographic wave-front sensing with a single guide star

Michael Hart, Stuart Jefferies, Douglas Hope

Proceedings Volume 9982, 998207 (2016) https://doi.org/10.1117/12.2257358

KEYWORDS: Telescopes, Tomography, Space telescopes, Atmospheric modeling, Stars, Adaptive optics, Satellites, Atmospheric optics, Wavefronts, Wavefront sensors

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Proceedings Article | 27 July 2016 Paper

Paper

Daylight operation of a sodium laser guide star

Michael Hart, Neil Murphy, Stuart Jefferies

Proceedings Volume 9909, 99095N (2016) https://doi.org/10.1117/12.2235080

KEYWORDS: Sodium, Laser guide stars, Infrared telescopes, Stars, Telescopes, Optical filters, Micro optical fluidics, Adaptive optics, Polarizers, Signal to noise ratio

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SPIE Journal Paper | 11 December 2015 Open Access

Open Access

ADAHELI+: exploring the fast, dynamic Sun in the x-ray, optical, and near-infrared

Francesco Berrilli, Paolo Soffitta, Marco Velli, Paolo Sabatini, Alberto Bigazzi, Ronaldo Bellazzini, Luis Ramon Bellot Rubio, Alessandro Brez, Vincenzo Carbone, Gianna Cauzzi, Fabio Cavallini, Giuseppe Consolini, Fabio Curti, Dario Del Moro, Anna Di Giorgio, Ilaria Ermolli, Sergio Fabiani, Marianne Faurobert, Alex Feller, Klaus Galsgaard, Szymon Gburek, Fabio Giannattasio, Luca Giovannelli, Johann Hirzberger, Stuart Jefferies, Maria Madjarska, Fabio Manni, Alessandro Mazzoni, Fabio Muleri, Valentina Penza, Giovanni Peres, Roberto Piazzesi, Francesca Pieralli, Ermanno Pietropaolo, Valentín Martinez Pillet, Michele Pinchera, Fabio Reale, Paolo Romano, Andrea Romoli, Marco Romoli, Alda Rubini, Pawel Rudawy, Paolo Sandri, Stefano Scardigli, Gloria Spandre, Sami Solanki, Marco Stangalini, Antonio Vecchio, Francesca Zuccarello

JATIS, Vol. 1, Issue 04, 044006, (December 2015) https://doi.org/10.1117/12.10.1117/1.JATIS.1.4.044006

KEYWORDS: Solar processes, Magnetism, X-rays, Sun, Polarimetry, Mirrors, X-ray optics, Satellites, Telescopes, Space telescopes

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Proceedings Article | 25 October 2013 Paper

Paper

High-resolution imaging through strong atmospheric turbulence

Stuart Jefferies, Douglas Hope, Michael Hart, James Nagy

Proceedings Volume 8890, 88901C (2013) https://doi.org/10.1117/12.2028193

KEYWORDS: Turbulence, Wavefronts, Atmospheric modeling, Atmospheric turbulence, Point spread functions, Image processing, Adaptive optics, Imaging systems, Spatial frequencies, Telescopes

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Proceedings Article | 7 October 2011 Paper

Paper

DIMMI-2h a MOF-based instrument for Solar Satellite ADAHELI

M. Stangalini, M. Oliviero, P. Moretti, F. Berrilli, G. Severino, D. Del Moro, S. Jefferies

Proceedings Volume 8148, 81480U (2011) https://doi.org/10.1117/12.893579

KEYWORDS: Magnetism, Micro optical fluidics, Optical filters, Potassium, Solar processes, Atmospheric propagation, Satellites, Sodium, Glasses, Metals

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Proceedings Article | 7 October 2011 Paper

Paper

The intensity effect in magneto-optical filters

F. Berrilli, M. Oliviero, G. Severino, P. Moretti, S. Jefferies

Proceedings Volume 8148, 81480V (2011) https://doi.org/10.1117/12.893613

KEYWORDS: Micro optical fluidics, Potassium, Absorption, Optical filters, Magnetism, Temperature metrology, Bandpass filters, Laser systems engineering, Semiconductor lasers, Solar radiation

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Proceedings Article | 14 September 2011 Paper

Paper

Multiframe blind deconvolution for imaging in daylight and strong turbulence conditions

Marco Xompero, Fernando Quiros, Douglas Hope, Michael Hart, Stuart Jefferies, Runa Briguglio, Enrico Pinna, Alfio Puglisi, E. Keith Hege

Proceedings Volume 8165, 81650L (2011) https://doi.org/10.1117/12.896564

KEYWORDS: Wavefronts, Adaptive optics, Telescopes, Point spread functions, Space telescopes, Turbulence, Image restoration, Deconvolution, Imaging systems, Wavefront sensors

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Proceedings Article | 21 September 2007 Paper

Paper

High-resolution imaging through strong turbulence

Cindy Giebienk, Douglas Hope, Stuart Jefferies

Proceedings Volume 6697, 66970C (2007) https://doi.org/10.1117/12.734956

KEYWORDS: Point spread functions, Turbulence, Signal to noise ratio, Space telescopes, Telescopes, Image restoration, Spatial frequencies, Adaptive optics, Atmospheric turbulence, Infrared radiation

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Proceedings Article | 27 December 2001 Paper

Paper

Imaging through turbid media: post processing using blind deconvolution

Charles Matson, Kathy Schulze, Stuart Jefferies, Kurt Stoltenberg, E. Keith Hege

Proceedings Volume 4490, (2001) https://doi.org/10.1117/12.455436

KEYWORDS: Point spread functions, Deconvolution, Detection and tracking algorithms, Optical transfer functions, Biomedical optics, Light scattering, Image processing, Diffusion, Scattering, Data modeling

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Proceedings Article | 7 July 2000 Paper

Paper

New approach to Rayleigh guide beacons

Michael Lloyd-Hart, Stuart Jefferies, E. Keith Hege, James Roger Angel

Proceedings Volume 4007, (2000) https://doi.org/10.1117/12.390334

KEYWORDS: Telescopes, Sensors, Pulsed laser operation, Wavefront sensors, Adaptive optics, Rayleigh guide stars, Wavefronts, Atmospheric propagation, Large telescopes, Sodium

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Proceedings Article | 27 September 1999 Paper

Paper

Object-independent point spread function and wavefront phase estimation

Julian Christou, Stuart Jefferies, E. Keith Hege

Proceedings Volume 3762, (1999) https://doi.org/10.1117/12.363575

KEYWORDS: Point spread functions, Signal to noise ratio, Satellites, Wavefronts, Deconvolution, Adaptive optics, Stars, Observatories, Reconstruction algorithms, Scintillation

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Proceedings Article | 7 December 1998 Paper

Paper

Physically constrained iterative deconvolution of adaptive optics images

E. Keith Hege, Stuart Jefferies, Julian Christou, Matthew Cheselka

Proceedings Volume 3494, (1998) https://doi.org/10.1117/12.332416

KEYWORDS: Signal to noise ratio, Point spread functions, Adaptive optics, Stars, Deconvolution, Photometry, Spatial frequencies, Satellites, Computer simulations, Detection and tracking algorithms

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Proceedings Article | 24 July 1998 Paper

Paper

Active optical fringe tracking at the NPOI

James Benson, Stuart Jefferies, David Mozurkewich

Proceedings Volume 3350, (1998) https://doi.org/10.1117/12.317117

KEYWORDS: Modulation, Photon counting, Spectrometers, Optical tracking, Visibility, Fourier transforms, Active optics, Ocean optics, Analytical research, Phase shift keying

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Proceedings Article | 23 August 1995 Paper

Paper

Speckle deconvolution imaging using an iterative algorithm

Stuart Jefferies, Julian Christou, E. Keith Hege

Proceedings Volume 2566, (1995) https://doi.org/10.1117/12.217368

KEYWORDS: Point spread functions, Speckle, Detection and tracking algorithms, Deconvolution, Reconstruction algorithms, Signal to noise ratio, Speckle imaging, Convolution, Stars, Image stacking

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Proceedings Article | 9 June 1994 Paper

Paper

Application of multiframe iterative blind deconvolution for diverse astronomical imaging

E. Keith Hege, Christoph Keller, Stuart Jefferies, Julian Christou

Proceedings Volume 2200, (1994) https://doi.org/10.1117/12.177275

KEYWORDS: Point spread functions, Speckle, Signal to noise ratio, Deconvolution, Convolution, Asteroids, Adaptive optics, Image restoration, Speckle imaging, Spatial frequencies

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Showing 5 of 22 publications

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