Mr. Tim Hardy Profile

Tim Hardy

at NRC-Herzberg Astronomy & Astrophysics

SPIE Involvement:

Author

Publications (45)

Proceedings Article | 28 August 2024 Poster

Poster

SPIDERS: a pathfinder 4th generation planet imager

William Thompson, Adam Johnson, Olivier Lardière, Christian Marois, Darryl Gamroth, Christopher Mann, Angus Bews, Garima Singh, Tim Hardy, Jean-Pierre Véran, Maaike van Kooten, Joeleff Fitzsimmons, Mamadou N'Diaye, Frédéric Grandmont, Suresh Sivanandam, Simon Thibault, Wolfgang Heidrich, Qiang Fu, Krzysztof Caputa

Proceedings Volume 13097, 130974K (2024) https://doi.org/10.1117/12.3018045

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Proceedings Article | 27 August 2024 Poster + Paper

Poster + Paper

Fast resets of sub-windows on infrared detectors as a strategy for persistence mitigation

Edward Chapin, Theodore Grosson, Tim Hardy, Jordan Lothrop

Proceedings Volume 13103, 131031R (2024) https://doi.org/10.1117/12.3019318

KEYWORDS: Sensors, Light sources and illumination, Infrared detectors, Infrared Imaging Spectrograph, James Webb Space Telescope

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Proceedings Article | 27 August 2024 Poster + Paper

Poster + Paper

Limiting atmospheric emission lines with on-detector subarrays

Theodore Grosson, Edward Chapin, Tim Hardy, Jordan Lothrop, Alan McConnachie, Richard Murowinski

Proceedings Volume 13103, 131031C (2024) https://doi.org/10.1117/12.3016827

KEYWORDS: Windows, Sensors, Signal to noise ratio, Spectrographs, Lamps, Cryostats, Optical filters, Infrared spectroscopy, Earth atmosphere, Astronomical telescopes, Infrared detectors

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Proceedings Article | 27 August 2024 Poster + Paper

Poster + Paper

High-speed array controller: design of a 64-channel detector controller

Tim Hardy, Erning Zhao, Greg Burley

Proceedings Volume 13103, 1310322 (2024) https://doi.org/10.1117/12.3020846

KEYWORDS: Clocks, Sensors, Analog to digital converters, Design, Field programmable gate arrays, Logic, Detector arrays, Interfaces, Image processing, Detector development

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Proceedings Article | 27 August 2024 Presentation + Paper

Presentation + Paper

CAL2: project update of the NRC Canada facility-class focal plane wavefront sensor for the Gemini Planet Imager 2 upgrade

Christian Marois, Olivier Lardière, Joeleff Fitzsimmons, Mathieu Demers, Adam Johnson, Saugata Dutt, Patrick Nkwari, Benjamin Gerard, Jennifer Dunn, Duan Li, Qiang Fu, Denis Brousseau, Suresh Sivanandam, William Thompson, Christopher Mann, Garima Singh, Marc-André Boucher, Tim Hardy, Krzysztof Caputa, Simon Thibault, Dmitry Savransky, Wolfgang Heidrich, Maaike van Kooten, Jean-Pierre Véran, Rebecca Jensen-Clem, Darryl Gamroth, Colin Bradley, Sanjana Rawat, Öykü Galvan, Glen Herriot, Jean-Thomas Landry

Proceedings Volume 13097, 1309708 (2024) https://doi.org/10.1117/12.3020617

KEYWORDS: Equipment, Wavefront sensors, Speckle, Gemini Planet Imager, Stars, Exoplanets, Adaptive optics, Iterated function systems, Calibration, Point spread functions

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Proceedings Article | 18 July 2024 Poster + Paper

Poster + Paper

Overview of the final design of the imaging system for the Gemini Infrared Multi-Object Spectrograph

Jeffrey Crane, Jenny Atwood, Jennifer Dunn, Tim Hardy, Scott Macdonald, Alan McConnachie, Sanjana Rawat, Vladimir Reshetov, Jonathan Stock

Proceedings Volume 13096, 1309698 (2024) https://doi.org/10.1117/12.3020871

KEYWORDS: Tunable filters, Imaging systems, Design, Image filtering, Sensors, Equipment, Coating, Switches, Spectrographs, Optical filters

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Proceedings Article | 18 July 2024 Poster + Paper

Poster + Paper

Overview of the mechanical design for the GIRMOS imager subsystem

Vlad Reshetov, Jeffrey Crane, Jenny Atwood, Alan McConnachie, Tim Hardy, Scott MacDonald, Jordan Lothrop, Jonathan Stocks

Proceedings Volume 13096, 130966H (2024) https://doi.org/10.1117/12.3019603

KEYWORDS: Imaging systems, Sensors, Optical components, Design, Finite element methods, Cryogenics, Prototyping, Interfaces

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Proceedings Article | 18 July 2024 Poster + Paper

Poster + Paper

Visible natural guide star wavefront sensor linear stage encoder verification study

Scott MacDonald, Olivier Lardiere, Tim Hardy, Jenny Atwood, Glen Herriot, Adam Densmore

Proceedings Volume 13096, 130966Q (2024) https://doi.org/10.1117/12.3020836

KEYWORDS: Error analysis, Wavefronts, Thirty Meter Telescope

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Proceedings Article | 30 August 2022 Presentation + Paper

Presentation + Paper

Deployment of focal plane WFS technologies on 8-m telescopes: from the Subaru SPIDERS pathfinder, to the facility-class GPI 2.0 CAL2 system

Christian Marois, Olivier Lardière, William Thompson, Garima Singh, Adam Johnson, Tim Hardy, Joeleff Fitzsimmons, Benjamin Gerard, Suresh Sivanandam, Simon Thibault, Dmitry Savransky, Colin Bradley, Rebecca Jensen-Clem, Mathieu Demers, Qiang Fu, Wolfgang Heidrich, Mamadou N'Diaye

Proceedings Volume 12185, 121851Y (2022) https://doi.org/10.1117/12.2630564

KEYWORDS: Telescopes, Exoplanets, Wavefront sensors, Stars, Wavefronts, Gemini Planet Imager, Speckle, Imaging systems, Cameras, Adaptive optics

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Proceedings Article | 30 August 2022 Poster + Paper

Poster + Paper

The Infrared Imaging Spectrograph (IRIS) for TMT: achieving high sky coverage through the On-Instrument Wavefront Sensor design

David Andersen, Jenny Atwood, Jennifer Dunn, Jeffrey Crane, Brian Hoff, Ed Chapin, Glen Herriot, Tim Hardy, Lianqi Wang, James Larkin, Shelley Wright, Ryuji Suzuki, Robert Weber, Tim Greffe

Proceedings Volume 12185, 121855R (2022) https://doi.org/10.1117/12.2628668

KEYWORDS: IRIS Consortium, Monte Carlo methods, Wavefront sensors, Thirty Meter Telescope, Telescopes, Point spread functions

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Proceedings Article | 30 August 2022 Poster + Paper

Poster + Paper

Optical design of SPIDERS, a Subaru Pathfinder Instrument for Detecting Exoplanets and Retrieving Spectra

Olivier Lardière, Christian Marois, William Thompson, Garima Singh, Adam Johnson, Joeleff Fitzsimmons, Tim Hardy, Mamadou N'diaye, Wolfgang Heidrich, Qiang Fu, Denis Brousseau, Simon Thibault

Proceedings Volume 12185, 1218547 (2022) https://doi.org/10.1117/12.2629644

KEYWORDS: Cameras, Mirrors, Telescopes, Adaptive optics, Optical design, Wavefront sensors, Exoplanets, Coherence imaging

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Proceedings Article | 30 August 2022 Poster + Paper

Poster + Paper

A near-infrared pyramid wavefront sensor for the MMT

Jacob Taylor, Suresh Sivanandam, Narsireddy Anugu, Adam Butko, Shaojie Chen, Olivier Durney, Tim Hardy, Masen Lamb, Manny Montoya, Katie Morzinski, Robin Swanson

Proceedings Volume 12185, 121856R (2022) https://doi.org/10.1117/12.2629419

KEYWORDS: Adaptive optics, Wavefront sensors, Calibration, Sensors, Near infrared, Cameras, Point spread functions, Observatories, Modulation

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Proceedings Article | 29 August 2022 Presentation + Paper

Presentation + Paper

Infrared on-detector guide-windows in the era of extremely large telescopes

Edward Chapin, Jennifer Dunn, Tim Hardy, Owen Hubner, Jordan Lothrop

Proceedings Volume 12191, 121910R (2022) https://doi.org/10.1117/12.2627979

KEYWORDS: Sensors, Infrared telescopes, Imaging systems, Adaptive optics, Infrared radiation, IRIS Consortium, Cameras, Large telescopes

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Proceedings Article | 29 August 2022 Presentation + Paper

Presentation + Paper

Initial characterization of the ME1120 ROIC for the 512x512 pixel large SAPHIRA infrared e-APD array

G. Finger, F. Eisenhauer, T. Hardy, G. Burley, C. Mandla, J. Stegmeier

Proceedings Volume 12191, 121911S (2022) https://doi.org/10.1117/12.2629491

KEYWORDS: Readout integrated circuits, Avalanche photodetectors, Sensors, Video, Infrared radiation, Wavefront sensors, Cryogenics, Diodes, Adaptive optics

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

High-speed array controller (HIAC) for multi-channel imaging detectors

Tim Hardy, Erning Zhao, Greg Burley

Proceedings Volume 12191, 1219121 (2022) https://doi.org/10.1117/12.2627871

KEYWORDS: Sensors, Image processing, Signal to noise ratio, Signal detection, Logic, Image sensors, Avalanche photodetectors, Wavefront sensors, Infrared radiation, Field programmable gate arrays

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Design of a thermally balanced entrance window for the NFIRAOS thermal enclosure

Jeffrey Crane, Guillaume Filion, David Andersen, Jenny Atwood, Tim Hardy, Glen Herriot

Proceedings Volume 12188, 1218839 (2022) https://doi.org/10.1117/12.2630397

KEYWORDS: Interfaces, Aluminum, Thermography, Thirty Meter Telescope, Foam, Sensors, Temperature sensors, Thermal modeling, Temperature metrology, Solid modeling

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Proceedings Article | 21 December 2020 Presentation + Paper

Presentation + Paper

TMT deformable mirror prototype testing and verification

Kate Jackson, Jean-Pierre Veran, Corinne Boyer, Glen Herriot, David Andersen, Olivier Lardiere, Jeff Crane, Jean-Christophe Sinquin, Hubert Pagès, Christophe Landureau, Ronan Wehrle, Tim Hardy, Johnathan Whittle

Proceedings Volume 11448, 114481D (2020) https://doi.org/10.1117/12.2561623

KEYWORDS: Deformable mirrors, Prototyping, Infrared telescopes, Telescopes, Infrared imaging, Infrared radiation, Adaptive optics, Actuators, Temperature metrology, Mirrors

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Proceedings Article | 14 December 2020 Poster + Paper

Poster + Paper

Upgrading the Gemini Planet Imager calibration unit with a photon counting focal plane wavefront sensor

Christian Marois, B. Gerard, O. Lardière, A. Anthony, C. Bradley, J. Dunn, Q. Fu, T. Hardy, W. Heidrich, G. Herriot, E. Nielsen, S. Sivanandam, D. Sivransky, S. Thibault, W. Thompson, J.-P. Véran

Proceedings Volume 11448, 1144873 (2020) https://doi.org/10.1117/12.2563010

KEYWORDS: Gemini Planet Imager, Photon counting, Wavefront sensors, Calibration, Stars, Imaging systems, Gemini Observatory, Observatories, Planets, Interferometers

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

The InfraRed Imaging Spectrograph (IRIS) for TMT: support structure final design

Brian Hoff, Joeleff Fitzsimmons, Gordon Lacy, Jennifer Dunn, Glen Herriot, Jeffrey Crane, Peter Byrnes, Dean Chalmers, David Andersen, Jenny Atwood, Tim Hardy

Proceedings Volume 11451, 114511Z (2020) https://doi.org/10.1117/12.2560757

KEYWORDS: IRIS Consortium, Thirty Meter Telescope, Infrared Imaging Spectrograph, Optical instrument design, Structural design, Optical alignment, Polymers, Metals, Interfaces, Infrared imaging

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Fast modulation and dithering for the NFIRAOS pyramid wavefront sensor

Edward Chapin, David Andersen, Owen Brown, Jeffrey Crane, Adam Densmore, Jennifer Dunn, Tim Hardy, Glen Herriot, Dan Kerley, Olivier Lardiere, Jean-Pierre Véran

Proceedings Volume 11451, 114514V (2020) https://doi.org/10.1117/12.2560418

KEYWORDS: Wavefront sensors, Modulation, Thirty Meter Telescope, Mirrors, Sensors, Adaptive optics, Stars, Optical testing, Phase shift keying, Laser guide stars

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Instrument development with infrared APD arrays

Tim Hardy, Erning Zhao, Greg Burley

Proceedings Volume 11454, 1145437 (2020) https://doi.org/10.1117/12.2563068

KEYWORDS: Infrared radiation, Avalanche photodetectors, Medium wave, Cryocoolers, Wavefront sensors, Electronics, Cryogenics

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

Development and status of MAPS, the MMT AO exoPlanet characterization system

Katie Morzinski, Manny Montoya, Chuck Fellows, Olivier Durney, John Ford, Grant West, Andrew Gardner, Amali Vaz, Narsireddy Anugu, Emily Mailhot, Jared Carlson, Lori Harrison, Frank Gacon, Elwood Downey, Phil Hinz, Terry Jones, Jenny Patience, Suresh Sivanandam, Shaojie Chen, Masen Lamb, Adam Butko, Siqi Liu, Tim Hardy, Buell Jannuzi

Proceedings Volume 11448, 114481L (2020) https://doi.org/10.1117/12.2563178

KEYWORDS: Adaptive optics, Exoplanets, Electronics, Wavefront sensors, Cameras, Polarization, Actuators, Stars, Mirrors, Near infrared spectroscopy

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Proceedings Article | 23 July 2018 Paper

Paper

The infrared imaging spectrograph (IRIS) for TMT: electronics-cable architecture

A. Trapp, James Larkin, Ken Magnone, Timothee Greffe, Tim Hardy, Jennifer Dunn, Eric Chisholm, Chris Johnson, Ryuji Suzuki

Proceedings Volume 10702, 10702A1 (2018) https://doi.org/10.1117/12.2313978

KEYWORDS: IRIS Consortium, Control systems, Thirty Meter Telescope, Imaging systems, Spectrographs, Electronics, Astronomy, Sensors, Infrared Imaging Spectrograph, Connectors

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Proceedings Article | 17 July 2018 Paper

Paper

NFIRAOS adaptive optics for the Thirty Meter Telescope

Jeffrey Crane, Glen Herriot, David Andersen, Jenny Atwood, Peter Byrnes, Adam Densmore, Jennifer Dunn, Joeleff Fitzsimmons, Tim Hardy, Brian Hoff, Kate Jackson, Dan Kerley, Olivier Lardière, Malcolm Smith, Jonathan Stocks, Jean-Pierre Véran, Corinne Boyer, Lianqi Wang, Gelys Trancho, Melissa Trubey

Proceedings Volume 10703, 107033V (2018) https://doi.org/10.1117/12.2314341

KEYWORDS: Mirrors, Thirty Meter Telescope, Adaptive optics, Beam splitters, Telescopes, Stars, Calibration, Interfaces, Wavefront sensors, Sensors

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Proceedings Article | 10 July 2018 Paper

Paper

Upgrading the MMT AO system with a near-infrared pyramid wavefront sensor

Siqi Liu, Suresh Sivanandam, Shaojie Chen, Masen Lamb, Adam Butko, Jean-Pierre Veran, Phil Hinz, Etsuko Mieda, Tim Hardy, Olivier Lardiere, Eric Shore

Proceedings Volume 10703, 107032K (2018) https://doi.org/10.1117/12.2304584

KEYWORDS: Adaptive optics, Wavefront sensors, Prisms, Stars, Wavefronts, Near infrared, Monte Carlo methods, Modulation, Electron multiplying charge coupled devices, Sensors

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Proceedings Article | 8 July 2018 Paper

Paper

Developing an infrared APD array camera for near-infrared wavefront sensing

Adam Butko, Suresh Sivanandam, Tim Hardy, Siqi Liu, Shaojie Chen, Jean-Pierre Veran, Philip Hinz

Proceedings Volume 10702, 107023N (2018) https://doi.org/10.1117/12.2314367

KEYWORDS: Sensors, Cryocoolers, Cameras, Wavefront sensors, Infrared sensors, Adaptive optics, Wavefronts, Infrared cameras

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Proceedings Article | 6 July 2018 Paper

Paper

Hamamatsu CCD upgrade for the Gemini multi-object spectrographs GMOS-S and GMOS-N: results from the 2017 GMOS-N upgrade and project completion summary

Julia Scharwächter, Kristin Chiboucas, German Gimeno, Luc Boucher, John White, Eduardo Tapia, Michael Lundquist, Mathew Rippa, Manuel Lazo, Jennifer Miller, Kathleen Labrie, Prabhani Rajakaruna, Jennifer Dunn, Kevin Hanna, Tim Hardy, Scot Kleinman, Javier Lührs, Michael Pohlen, Andrew Stephens

Proceedings Volume 10702, 107022T (2018) https://doi.org/10.1117/12.2313058

KEYWORDS: Charge-coupled devices, Amplifiers, Detector arrays, Gemini Observatory, Sensors, Telescopes, Astronomical imaging, Spectrographs, Stars

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Proceedings Article | 5 September 2017 Paper

Paper

Optical design of infrared pyramid wavefront sensor for the MMT

Shaojie Chen, Suresh Sivanandam, Siqi Liu, Jean-Pierre Veran, Phil Hinz, Etsuko Mieda, Tim Hardy, Olivier Lardiere

Proceedings Volume 10401, 104011H (2017) https://doi.org/10.1117/12.2273290

KEYWORDS: Wavefront sensors, Prisms, Adaptive optics, Wavefronts, Optical design, Mirrors, Telescopes, Infrared telescopes, Infrared radiation, Optical instrument design

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Proceedings Article | 1 August 2016 Paper

Paper

Infrared APD characterization at NRC

Tim Hardy

Proceedings Volume 9915, 99151U (2016) https://doi.org/10.1117/12.2231777

KEYWORDS: Infrared radiation, Data modeling, Sensors, Infrared radiation, Sensors, Infrared sensors, Capacitance, Diodes, Avalanche photodetectors, Cryocoolers, Photodiodes, Light emitting diodes

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Proceedings Article | 23 July 2014 Paper

Paper

Intra-pixel response of the new JWST infrared detector arrays

T. Hardy, Chris Willot, J. Pazder

Proceedings Volume 9154, 91542D (2014) https://doi.org/10.1117/12.2057114

KEYWORDS: Diffusion, Sensors, James Webb Space Telescope, Point spread functions, Infrared detectors, Absorption, Detector arrays, Photons, Signal detection, Mathematical modeling

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Proceedings Article | 23 July 2014 Paper

Paper

Asymmetry in the noise equivalent angle performance of the JWST fine guidance sensor

Neil Rowlands, Gerry Warner, Loic Albert, Tim Hardy, Judith Pipher, John Hutchings, Rene Doyon

Proceedings Volume 9154, 91540L (2014) https://doi.org/10.1117/12.2057311

KEYWORDS: Interference (communication), Signal to noise ratio, Stars, Sensors, James Webb Space Telescope, Point spread functions, Data modeling, Electrons, Capacitance, Image processing

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Proceedings Article | 25 September 2012 Paper

Paper

Deep-depletion Hamamatsu CCDs for the Gemini Multi-Object Spectrograph

Tim Hardy, Kevin Hanna, Kei Szeto, Greg Burley

Proceedings Volume 8453, 84531Z (2012) https://doi.org/10.1117/12.926834

KEYWORDS: Charge-coupled devices, Gemini Observatory, Astronomical imaging, Spectrographs, X-rays, Diffusion, Transistors, Clocks, X-ray imaging, Astrophysics

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Proceedings Article | 24 September 2012 Paper

Paper

Gemini high-resolution optical spectrograph conceptual design

Kei Szeto, Alan McConnachie, André Anthony, David Bohlender, David Crampton, Pierre Desaulniers, Jennifer Dunn, Tim Hardy, Alexis Hill, Dmitry Monin, John Pazder, Christian Schwab, Paola Spano, Else Starkenburg, Simon Thibault, Gordon Walker, Kim Venn, Hu Zhang

Proceedings Volume 8446, 844635 (2012) https://doi.org/10.1117/12.926690

KEYWORDS: Gemini Observatory, Sensors, Spectrographs, Telescopes, Optical design, Cameras, Spectroscopes, Multiplexing, Structured optical fibers, Control systems

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Proceedings Article | 24 September 2012 Paper

Paper

FLAMINGOS-2: the facility near-infrared wide-field imager and multi-object spectrograph for Gemini

Stephen Eikenberry, Reba Bandyopadhyay, J. Greg Bennett, Aaron Bessoff, Matt Branch, Miguel Charcos, Richard Corley, Curtis Dewitt, John-David Eriksen, Richard Elston, Skip Frommeyer, Anthony Gonzalez, Kevin Hanna, Michael Herlevich, David Hon, Jeff Julian, Roger Julian, Nestor Lasso, Antonio Marin-Franch, Jose Marti, Charlie Murphey, S. Raines, William Rambold, David Rashkind, Craig Warner, Brian Leckie, W. Gardhouse, Murray Fletcher, Tim Hardy, Jennifer Dunn, Robert Wooff, John Pazder

Proceedings Volume 8446, 84460I (2012) https://doi.org/10.1117/12.925679

KEYWORDS: Molybdenum, Gemini Observatory, Telescopes, Astronomical imaging, Image quality, Cryogenics, Detector arrays, Spectrographs, Cameras, Imaging spectroscopy

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Proceedings Article | 17 September 2012 Paper

Paper

Ukpik: testbed for a miniaturized robotic astronomical observatory on a high Arctic mountain

Eric Steinbring, Brian Leckie, Tim Hardy, Kris Caputa, Murray Fletcher

Proceedings Volume 8444, 84441P (2012) https://doi.org/10.1117/12.926598

KEYWORDS: Cameras, Astronomy, Observatories, Telescopes, Stars, Optical filters, Robotics, Clouds, Sensors, Wind turbine technology

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Proceedings Article | 22 July 2010 Paper

Paper

Characterization of deep-depletion Hamamatsu CCDs for the Gemini multi-object spectrograph

Tim Hardy, Richard Murowinski, Murray Fletcher, Darren Erickson, Andre Anthony, Kei Szeto, Jennifer Dunn, Greg Burley, Kevin Hanna

Proceedings Volume 7742, 77420L (2010) https://doi.org/10.1117/12.857655

KEYWORDS: Charge-coupled devices, Gemini Observatory, Astronomical imaging, Spectrographs, Staring arrays, Camera shutters, Astronomy, Sensors, X-rays, Back illuminated sensors

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Proceedings Article | 21 July 2010 Paper

Paper

Gemini multi-object spectrograph focal plane CCD upgrade

Kei Szeto, Richard Murowinski, Tim Hardy, Andre Anthony, Jennifer Dunn, Darren Erickson, J. Murray Fletcher, Dan Kerley, Ivan Wevers

Proceedings Volume 7735, 77357E (2010) https://doi.org/10.1117/12.857771

KEYWORDS: Charge-coupled devices, Sensors, Staring arrays, Gemini Observatory, Interfaces, Aluminum nitride, Spectrographs, Control systems, Silicon, CCD image sensors

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Proceedings Article | 22 July 2008 Paper

Paper

Intra-pixel response of infrared detector arrays for JWST

Tim Hardy, M. Baril, J. Pazder, J. Stilburn

Proceedings Volume 7021, 70212B (2008) https://doi.org/10.1117/12.787129

KEYWORDS: Sensors, James Webb Space Telescope, Multiplexers, Infrared detectors, Detector arrays, Mercury cadmium telluride, Light emitting diodes, Lamps, Infrared radiation, Diffusion

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Proceedings Article | 10 July 2008 Paper

Paper

Inuksuit: robotic astronomical site-testing stations in the Canadian High Arctic

Eric Steinbring, Brian Leckie, Paul Welle, Tim Hardy, Bruce Cole, Dell Bayne, Bryce Croll, David Walker, Raymond Carlberg, Gregory Fahlman, Brad Wallace, Paul Hickson

Proceedings Volume 7012, 70121V (2008) https://doi.org/10.1117/12.789531

KEYWORDS: Cameras, Satellites, Control systems, Satellite imaging, Telescopes, Iridium, Satellite communications, Telecommunications, Astronomy, Computer simulations

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Proceedings Article | 9 July 2008 Paper

Paper

FLAMINGOS-2: the facility near-infrared wide-field imager and multi-object spectrograph for Gemini

Stephen Eikenberry, Richard Elston, S. Nicholas Raines, Jeff Julian, Kevin Hanna, Craig Warner, Roger Julian, Reba Bandyopadhyay, J. Greg Bennett, Aaron Bessoff, Matt Branch, Richard Corley, Curtis Dewitt, John-David Eriksen, Skip Frommeyer, Anthony Gonzalez, Michael Herlevich, David Hon, Antonio Marin-Franch, Jose Marti, Charlie Murphey, William Rambold, David Rashkin, Brian Leckie, W. Rusty Gardhouse, Murray Fletcher, Tim Hardy, Jennifer Dunn, Robert Wooff

Proceedings Volume 7014, 70140V (2008) https://doi.org/10.1117/12.788326

KEYWORDS: Molybdenum, Gemini Observatory, Telescopes, Astronomical imaging, Spectrographs, Detector arrays, Cameras, Prisms, Imaging systems, Cryogenics

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Proceedings Article | 29 June 2006 Paper

Paper

FLAMINGOS-2 OIWFS

Brian Leckie, William Gardhouse, Murray Fletcher, Robert Wooff, Tim Hardy

Proceedings Volume 6269, 626945 (2006) https://doi.org/10.1117/12.670834

KEYWORDS: Charge-coupled devices, Stars, Gemini Observatory, Wavefront sensors, Mirrors, Control systems, Telescopes, Motion measurement, Spectrographs, Molybdenum

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Proceedings Article | 29 June 2006 Paper

Paper

WFOS: a wide field optical spectrograph for the Thirty Meter Telescope

John Pazder, Scott Roberts, Roberto Abraham, Andre Anthony, Murray Fletcher, Tim Hardy, David Loop, Simon Sun

Proceedings Volume 6269, 62691X (2006) https://doi.org/10.1117/12.672712

KEYWORDS: Cameras, Telescopes, Spectrographs, Sensors, Diffraction gratings, Mirrors, Spectral resolution, Optical design, Imaging spectroscopy, Thirty Meter Telescope

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Proceedings Article | 28 June 2006 Paper

Paper

FLAMINGOS-2: the facility near-infrared wide-field imager and multi-object spectrograph for Gemini

Stephen Eikenberry, Richard Elston, S. Nicholas Raines, Jeff Julian, Kevin Hanna, David Hon, Roger Julian, R. Bandyopadhyay, J. Greg Bennett, Aaron Bessoff, Matt Branch, Richard Corley, John-David Eriksen, Skip Frommeyer, Anthony Gonzalez, Michael Herlevich, Antonio Marin-Franch, Jose Marti, Charlie Murphy, David Rashkin, Craig Warner, Brian Leckie, W. Rusty Gardhouse, Murray Fletcher, Jennifer Dunn, Robert Wooff, Tim Hardy

Proceedings Volume 6269, 626917 (2006) https://doi.org/10.1117/12.672095

KEYWORDS: Molybdenum, Telescopes, Gemini Observatory, Astronomical imaging, Imaging spectroscopy, Imaging systems, Spectrographs, Detector arrays, Cameras, Sensors

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Proceedings Article | 7 July 2000 Paper

Paper

Progress on Altair: the Gemini North adaptive optics system

Glen Herriot, Simon Morris, Andre Anthony, Dennis Derdall, Dave Duncan, Jennifer Dunn, Angelic Ebbers, J. Murray Fletcher, Tim Hardy, Brian Leckie, A. Mirza, Christopher Morbey, M. Pfleger, Scott Roberts, Philip Shott, M. Smith, Leslie Saddlemyer, Jerry Sebesta, Kei Szeto, Robert Wooff, W. Windels, Jean-Pierre Veran

Proceedings Volume 4007, (2000) https://doi.org/10.1117/12.390288

KEYWORDS: Mirrors, Stars, Telescopes, Adaptive optics, Gemini Observatory, Deformable mirrors, Control systems, Laser guide stars, Wavefront sensors, Actuators

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Proceedings Article | 9 July 1998 Paper

Paper

Gemini WFS CCDs and controllers

Brian Leckie, Tim Hardy

Proceedings Volume 3355, (1998) https://doi.org/10.1117/12.316761

KEYWORDS: Charge-coupled devices, Digital signal processing, Video, Gemini Observatory, Clocks, Wavefront sensors, Stars, Telescopes, Sensors, Quantum efficiency

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Showing 5 of 45 publications

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