Dr. Richard Deno Stelter Profile

Dr. Richard Deno Stelter

Project Scientist at Univ of California Observatories

SPIE Involvement:

Author

Publications (46)

Proceedings Article | 30 September 2024 Presentation + Paper

Presentation + Paper

Design and simulation of non-redundant aperture masks for SCALES

Mackenzie Lach, Stephanie Sallum, Ravinder Banyal, Natalie Batalha, Natasha Batalha, Geoff Blake, Timothy Brandt, Zackery Briesemeister, Aditi Desai, Josh Eisner, Wen-fai Fong, Tom Greene, Mitsuhiko Honda, Isabel Kain, Charlie Kilpatrick, Katherine de Kleer, Michael Liu, Bruce Macintosh, Raquel Martinez, Dimitri Mawet, Brittany Miles, Caroline Morley, Imke de Pater, Diana Powell, Patrick Sheehan, Andrew Skemer, Justin Spilker, Deno Stelter, Jordan Stone, Arun Surya, Sivarani Thirupathi, Kevin Wagner, Yifan Zhou

Proceedings Volume 13095, 130950Y (2024) https://doi.org/10.1117/12.3019285

KEYWORDS: Design, Mirrors, Image restoration, Adaptive optics, Solar system, Optical path differences, Exoplanets, Telescopes, Spatial resolution, Source mask optimization

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Proceedings Article | 17 September 2024 Poster + Paper

Poster + Paper

Characterizing exoplanet atmospheres with SCALES medium-spectral-resolution angular differential imaging

Aditi Desai, Steph Sallum, Ravinder Banyal, Natalie Batalha, Natasha Batalha, Geoff Blake, Tim Brandt, Zack Briesemeister, Katherine de Kleer, Imke de Pater, Josh Eisner, Wen-fai Fong, Tom Greene, Mitsuhiko Honda, Isabel Kain, Charlie Kilpatrick, Mackenzie Lach, Mike Liu, Bruce Macintosh, Raquel Martinez, Dimitri Mawet, Brittany Miles, Caroline Morley, Diana Powell, Patrick Sheehan, Andrew Skemer, R. Deno Stelter, Jordan Stone, Arun Surya, Sivarani Thirupathi, Kevin Wagner, Yifan Zhou

Proceedings Volume 13096, 130969C (2024) https://doi.org/10.1117/12.3020521

KEYWORDS: Planets, Stars, Point spread functions, Exoplanets, Speckle, Atmospheres, Spectral resolution, Atmospheric modeling, Simulations, Signal to noise ratio

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Proceedings Article | 27 August 2024 Presentation + Paper

Presentation + Paper

Keck adaptive secondary mirror overview

Philip Hinz, Brad Holden, R. Deno Stelter, Matt Radovan, Aaron Hunter, Maureen Savage, Renate Kupke, Daren Dillon, Jessica Lu, Mark Chun, Peter Wizinowich, Richard Dekany, Antonin Bouchez, Steph Sallum

Proceedings Volume 13097, 130972O (2024) https://doi.org/10.1117/12.3020800

KEYWORDS: Adaptive optics, Equipment, Calibration, Telescopes, Adaptive mirrors, Wavefront sensors, Mirrors, Image quality, Stars, Actuators

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Proceedings Article | 26 August 2024 Paper

Paper

SCALES slenslit design status

R. Deno Stelter, Renate Kupke, Cyril Bourgenot, David Bramall, Jürgen Schmoll, Andrew Skemer, Stephanie Sallum

Proceedings Volume 13100, 1310049 (2024) https://doi.org/10.1117/12.3020845

KEYWORDS: Infrared astronomy, Mirrors, Relays, Design, Spectrographs, Exoplanets, Optomechanical design, Spectral resolution, Spatial resolution, Mirror mounts

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Proceedings Article | 26 August 2024 Poster + Paper

Poster + Paper

Design of a precision cryogenic rotary stage for optic or mask selection for the SCALES instrument mounted to the Keck 2 Telescope

C. Ratliff, N. MacDonald, J. Cabak, W. Deich, D. Sandford, M. Gonzales, A. Skemer, S. Sallum, D. Stelter, A. Hunter, R. Kupke, D. Dillon, D. Marques, C. Rodriguez, M. Savage, M. Kassis, J. Lyke, A. Hasan

Proceedings Volume 13100, 131006X (2024) https://doi.org/10.1117/12.3020421

KEYWORDS: Design, Mirrors, Optical surfaces, Cryogenics, Aluminum, Mirror surfaces, Telescopes, Equipment, Finite element methods, Vacuum

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Proceedings Article | 26 August 2024 Presentation + Paper

Presentation + Paper

Additive manufacturing applications in astronomy: a review

Younes Chahid, Carolyn Atkins, Greg Lister, Rhys Tuck, Stephen Watson, Katherine Morris, David Isherwood, Jonathan Strachan, Joel Harman, Pearachad Chartsiriwattana, Deno Stelter, Werner Laun

Proceedings Volume 13100, 131001L (2024) https://doi.org/10.1117/12.3020182

KEYWORDS: Mirrors, Astronomy, Equipment, 3D printing, Design, Additive manufacturing, Manufacturing, Telescopes, Polymers, Compliance

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Proceedings Article | 26 August 2024 Presentation + Paper

Presentation + Paper

Progress on creating thin curved glass facesheets for deformable mirrors via free form slumping

Philip Hinz, Jackson Falk, R. Deno Stelter, Matt Radovan, Daren Dillon

Proceedings Volume 13100, 1310014 (2024) https://doi.org/10.1117/12.3020762

KEYWORDS: Glasses, Deformable mirrors, Polishing, Fabrication, Actuators, Telescopes, Monochromatic aberrations, Adaptive optics, Adaptive mirrors, Deflectometry

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Proceedings Article | 14 August 2024 Poster + Paper

Poster + Paper

Static optic mount design and fabrication for infrared astronomy on SCALES instrument

Cristian Rodriguez, Christopher Ratliff, Nicholas MacDonald, Renate Kupke, Daren Dillon, Isabel Kain, R. Deno Stelter, Andy Skemer

Proceedings Volume 13096, 1309670 (2024) https://doi.org/10.1117/12.3019516

KEYWORDS: Optics manufacturing, Equipment, Design, Mirrors, Computer aided design, Aluminum, Optical surfaces, Titanium, Optical alignment, Manufacturing

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Proceedings Article | 22 July 2024 Presentation + Paper

Presentation + Paper

Innovations and advances in instrumentation at the W. M. Keck Observatory, vol. III

Marc Kassis, Carlos Alvarez, Ashley Baker, Jeb Bailey, Ravinder Banyal, Robert Bertz, Charles Beichman, Antonin Bouchez, Aaron Brown, Matthew Brown, Kevin Bundy, Randall Campbell, Mark Chun, Jeff Cooke, William Deich, Richard Dekany, Greg Doppmann, Christopher Fassnacht, Jocelyn Ferrara, Michael Fitzgerald, Christoffer Fremling, Jason Fucik, Steven Gibson, Peter Gillingham, Karl Glazebrook, Timothee Greffe, Samuel Halverson, Grant Hill, Lynne Hillenbrand, Philip Hinz, Bradford Holden, Andrew Howard, Daniel Huber, Tucker Jones, Carolyn Jordan, Nemanja Jovanovic, Isabell Kain, Mansi Kasliwal, Evan Kirby, Quinn Konopacky, Shanti Krishnan, Shri Kulkarni, Renate Kupke, Kyle Lanclos, James Larkin, Scott Lilley, Larry Lingvay, Jessica Lu, James Lyke, Nicholas MacDonald, Christopher Martin, John Mather, Mateusz Matuszewski, Dimitri Mawet, Rosalie McGurk, Eduardo Marin, Bob Meeks, Maxwell Millar-Blanchaer, Reston Nash, James Neill, John O'Meara, Rishi Pahuja, Eliad Peretz, Nikolaus Prusinski, Matthew Radovan, Kodi Rider, Mitsuko Roberts, Connie Rockosi, Ryan Rubenzahl, Stephanie Sallum, Dale Sandford, Maureen Savage, Andy Skemer, Roger Smith, Charles Steidel, Jonathan Steiner, Deno Stelter, Josh Walawender, Kyle Westfall, Peter Wizinowich, Shelley Wright, Truman Wold, Jake Zimmer

Proceedings Volume 13096, 1309606 (2024) https://doi.org/10.1117/12.3016181

KEYWORDS: Equipment, Adaptive optics, Design, Observatories, Spectrographs, Imaging systems, Sensors, Telescopes, Spectroscopy, Imaging spectroscopy

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Proceedings Article | 19 July 2024 Poster

Poster

Cryogenic test results of first SCALES rotary stage

Michael Gonzales, Deno Stelter, Christopher Ratliff, Dale Sandford, William Deich, Aaron Hunter, Nicholas MacDonald, Gerald Cabak, David Black, Andrew Skemer

Proceedings Volume 13096, 130966Z (2024) https://doi.org/10.1117/12.3020851

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Proceedings Article | 19 July 2024 Poster

Poster

Implementation and testing of a hybrid fast/slow readout mode for the H2RG detectors in SCALES

Peyton Benac, Michael Fitzgerald, Eric Wang, Chris Johnson, Ken Magnone, Andy Skemer, Phil Hinz, Nicholas MacDonald, Dale Sandford, Deno Stelter, Brittany Miles, Thomas Greene, Steph Sallum, Markus Loose, Richard Blank

Proceedings Volume 13096, 130966Y (2024) https://doi.org/10.1117/12.3020401

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Proceedings Article | 19 July 2024 Poster

Poster

Optical design and analysis of calibration system for SCALES instrument

Amirul Hasan, Ravinder K. Banyal, Renate Kupke, Andrew J. Skemer, Ajin Prakash, Sivarani Thirupathi, Deno Stelter, Ramya Sethuram, Arun Surya, Nick MacDonald, Steph Sallum, Mackenzie Lach, Scott Lilley

Proceedings Volume 13096, 130966X (2024) https://doi.org/10.1117/12.3019833

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Proceedings Article | 18 July 2024 Presentation + Paper

Presentation + Paper

SCALES status report

R. Deno Stelter, Andrew Skemer, Stephanie Sallum, Nick MacDonald, Renate Kupke, Christopher Ratliff, Cyril Bourgenot, Gerald Cabak, Michael Gonzales, Cristian Rodriguez, Aaron Hunter, Ravinder Banyal, Thirupathi Sivarani, Michael Fitzgerald, Marc Kassis, Olivier Absil, Carlos Alvarez, Natatsha Batalha, Marc-André Boucher, Timothy Brandt, Zack Briesemeister, Katherine de Kleer, Imke de Pater, William Deich, Devika Dicakar, Étienne Gauvin, Thomas Greene, Armirul Hasan, Philip Hinz, Rebecca Jensen-Clem, Christopher Johnson, Govinda K. V., Isabel Kain, Mackenzie Lach, Jean-Thomas Landry, Michael Liu, Jim Lyke, Kenneth Magone, Eduardo Marin, Raquel Martinez, Dimitri Mawet, Rosalie McGurk, Brittany Miles, Ajin Parkash, Dale Sandford, Ramya Sethuram, Patrick Sheehan, Ji Man Sohn, Jordan Stone, Arun Surya, Hari Varshney, Eric Wang

Proceedings Volume 13096, 1309619 (2024) https://doi.org/10.1117/12.3020806

KEYWORDS: Mirrors, Cryostats, Coronagraphy, Spectrographs, Telescopes, Imaging systems, Exoplanets

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Proceedings Article | 18 July 2024 Poster + Paper

Poster + Paper

Performance analysis of SCALES final optical design: end to end modeling

Arun Surya, Renate Kupke, Deno Stelter, Phil Hinz, Stephanie Sallum, Amirul Hasan, Andrew Skemer, Sivarani Thirupathi, Ravinder Banyal, Athira Unni

Proceedings Volume 13096, 130966W (2024) https://doi.org/10.1117/12.3019578

KEYWORDS: Spectrographs, Modeling, Sensors, Point spread functions, Optical design, Tunable filters, Zemax, Spectral resolution, Ray tracing, Optical filters

Read Abstract +

Proceedings Article | 6 October 2023 Presentation

Presentation

The SCALES slenslit: a unique exoplanet spectrograph

Richard Stelter, Renate Kupke, Andrew Skemer, Stephanie Sallum, Cyril Bourgenot, Raquel Martinez

Proceedings Volume 12680, 1268004 (2023) https://doi.org/10.1117/12.2677508

KEYWORDS: Exoplanets, Spectrographs, Spectral resolution, Iterated function systems, Atmospheres, Spatial resolution, Precision optics, Optical arrays, Lens arrays, Design and modelling

Read Abstract +

Proceedings Article | 6 October 2023 Presentation

Presentation

End to end modeling of SCALES spectrograph for Keck Observatory

Arun Surya, Renate Kupke, Deno Stelter, Philip Hinz, Amirul Hasan, Andrew Skemer, Stephanie Sallum, Thirupathi Sivarani, Ravinder Banyal

Proceedings Volume 12680, 1268005 (2023) https://doi.org/10.1117/12.2677759

KEYWORDS: Spectrographs, Modeling, Keck Observatory, Equipment, Point spread functions, Geometrical optics, Data modeling, Spectroscopes, Spectral resolution, Microlens

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Proceedings Article | 5 October 2023 Poster + Paper

Poster + Paper

Recovering simulated planet and disk signals using SCALES aperture masking

Mackenzie Lach, Steph Sallum, Ravinder Banyal, Natalie Batalha, Geoff Blake, Tim Brandt, Zackery Briesemeister, Aditi Desai, Josh Eisner, Wen-fai Fong, Tom Greene, Mitsuhiko Honda, Isabel Kain, Charlie Kilpatrick, Katherine de Kleer, Michael Liu, Bruce Macintosh, Raquel Martinez, Dimitri Mawet, Brittany Miles, Caroline Morley, Imke de Pater, Diana Powell, Patrick Sheehan, Andrew Skemer, Justin Spilker, Deno Stelter, Jordan Stone, Arun Surya, Sivarani Thirupathi, Kevin Wagner, Yifan Zhou

Proceedings Volume 12680, 1268024 (2023) https://doi.org/10.1117/12.2677954

KEYWORDS: Design and modelling, Planets, Imaging systems, Exoplanets

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Proceedings Article | 5 October 2023 Presentation + Paper

Presentation + Paper

The slicer combined with array of lenslets for exoplanet spectroscopy (SCALES): driving science cases and expected outcomes

Steph Sallum, Andrew Skemer, Deno Stelter, Ravinder Banyal, Natalie Batalha, Natasha Batalha, Geoff Blake, Tim Brandt, Zack Briesemeister, Katherine de Kleer, Imke de Pater, Aditi Desai, Josh Eisner, Wen-fai Fong, Tom Greene, Mitsuhiko Honda, Rebecca Jensen-Clem, Isabel Kain, Charlie Kilpatrick, Renate Kupke, Mackenzie Lach, Michael Liu, Bruce Macintosh, Raquel Martinez, Dimitri Mawet, Brittany Miles, Caroline Morley, Diana Powell, Ramya Sethuram, Patrick Sheehan, Justin Spilker, Jordan Stone, Arun Surya, Sivarani Thirupathi, Athira Unni, Kevin Wagner, Yifan Zhou

Proceedings Volume 12680, 1268003 (2023) https://doi.org/10.1117/12.2677831

KEYWORDS: Planets, Simulations, Exoplanets, Equipment, Spectroscopes, Spectrographs, Solar system, Lens arrays, Keck Observatory, Galactic astronomy

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Proceedings Article | 5 October 2023 Poster + Paper

Poster + Paper

Designing custom medium resolution observing modes to trace planet accretion with SCALES

Raquel Martinez, Steph Sallum, Ravinder Banyal, Natalie Batalha, Natasha Batalha, Geoff Blake, Tim Brandt, Zack Briesemeister, Katherine de Kleer, Imke de Pater, Aditi Desai, Josh Eisner, Wen-fai Fong, Tom Greene, Mitsuhiko Honda, Isabel Kain, Charlie Kilpatrick, Renate Kupke, Mackenzie Lach, Mike Liu, Bruce Macintosh, Dimitri Mawet, Brittany Miles, Caroline Morley, Diana Powell, Patrick Sheehan, Andrew Skemer, Justin Spilker, Deno Stelter, Jordan Stone, Arun Surya, Sivarani Thirupathi, Kevin Wagner, Yifan Zhou

Proceedings Volume 12680, 126801W (2023) https://doi.org/10.1117/12.2677530

KEYWORDS: Planets, Spectroscopy, Exoplanets, Data modeling, Tunable filters, Thermography, Systems modeling, Spectrographs, Planetary systems, Optical filters

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Proceedings Article | 5 October 2023 Poster + Paper

Poster + Paper

Characterization of diamond-turned optics for SCALES

Isabel Kain, Phil Hinz, Marius Doetz, Benjamin Bulla, Renate Kupke, Daren Dillon, Andrew Skemer, Deno Stelter, Michael Gonzales, Nicholas MacDonald, Aditi Gangadharan, Cristian Rodriguez, Christopher Ratliff, Mackenzie Lach, Steph Sallum

Proceedings Volume 12680, 1268020 (2023) https://doi.org/10.1117/12.2677716

KEYWORDS: Adaptive optics, Point spread functions, Wavefront errors, Optical surfaces, Spatial frequencies, Optics manufacturing, Surface roughness, Mirror surfaces

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Proceedings Article | 5 October 2023 Poster + Paper

Poster + Paper

Optics testing for SCALES

Aditi Gangadharan, Daren Dillon, Isabel Kain, Andrew Skemer, Renate Kupke, Deno Stelter, Pavl Zachary, Nick MacDonald, Michael Gonzales

Proceedings Volume 12680, 1268022 (2023) https://doi.org/10.1117/12.2677808

KEYWORDS: Cryostats, Optical filtering, Cryogenics, Wavefront errors, Wavefronts, Optical filters, Mirrors, Calibration

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Proceedings Article | 5 October 2023 Poster + Paper

Poster + Paper

Simulating medium-spectral-resolution exoplanet characterization with SCALES angular/reference differential imaging

Aditi Desai, Stephanie Sallum, Ravinder Banyal, Natalie Batalha, Natasha Batalha, Geoff Blake, Tim Brandt, Zack Briesemeister, Katherine de Kleer, Imke de Pater, Josh Eisner, Wen-fai Fong, Tom Greene, Mitsuhiko Honda, Isabel Kain, Charlie Kilpatrick, Mackenzie Lach, Mike Liu, Bruce Macintosh, Raquel Martinez, Dimitri Mawet, Brittany Miles, Caroline Morley, Diana Powell, Patrick Sheehan, Andrew Skemer, Justin Spilker, R. Deno Stelter, Jordan Stone, Arun Surya, Sivarani Thirupathi, Kevin Wagner, Yifan Zhou

Proceedings Volume 12680, 1268023 (2023) https://doi.org/10.1117/12.2677846

KEYWORDS: Exoplanets, Planets, Stars, Spectroscopy, Spectrographs, Spectral resolution, Speckle, Simulations, Lens arrays, Iterated function systems

Read Abstract +

Proceedings Article | 30 August 2022 Poster + Paper

Poster + Paper

An updated preliminary optical design and performance analysis of the Planetary Systems Imager adaptive optics system

Rebecca Jensen-Clem, Philip Hinz, M. A. van Kooten, Michael Fitzgerald, Steph Sallum, Benjamin Mazin, Mark Chun, Maxwell Millar-Blanchaer, Andy Skemer, Ji Wang, R. Deno Stelter, Olivier Guyon

Proceedings Volume 12185, 1218546 (2022) https://doi.org/10.1117/12.2630526

KEYWORDS: Adaptive optics, Actuators, Wavefronts, Imaging systems, Optical design, Coronagraphy, Wavefront sensors, Planetary systems, Atmospheric propagation, Wave propagation

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Proceedings Article | 29 August 2022 Presentation + Paper

Presentation + Paper

Design of an IR imaging channel for the Keck Observatory SCALES instrument

Ravinder K. Banyal, Armirul Hasan, Reni Kupke, Hari Mohan Varshney, Ajin Prakaesh, T. Sivarani, Andy J. Skemer, Nick MacDonald, Steph Sallum, Will Deich, Michael P. Fitzgerald, K. V. Govinda, Chris Ratliff, Ramya Sethuram, Deno Stelter, Arun Surya, Eric Wang

Proceedings Volume 12188, 121881U (2022) https://doi.org/10.1117/12.2630696

KEYWORDS: Imaging systems, Sensors, Mirrors, Iterated function systems, Exoplanets, Image filtering, Computer aided design, Coronagraphy, Telescopes, Adaptive optics

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Weighing exo-atmospheres: a novel mid-resolution spectral mode for SCALES

R. Deno Stelter, Andrew Skemer, Renate Kupke, Cyril Bourgenot, Raquel Martinez, Stephanie Sallum

Proceedings Volume 12184, 1218445 (2022) https://doi.org/10.1117/12.2630400

KEYWORDS: Mirrors, Spectrographs, Exoplanets, Optical design, Infrared Imaging Spectrograph, Exoplanetary science

Read Abstract +

Proceedings Article | 29 August 2022 Presentation + Paper

Presentation + Paper

Design of SCALES: a 2-5 micron coronagraphic integral field spectrograph for Keck Observatory

Andrew Skemer, R. Deno Stelter, Stephanie Sallum, Nicholas MacDonald, Renate Kupke, Christopher Ratliff, Ravinder Banyal, Amirul Hasan, Hari Mohan Varshney, Arun Surya, Ajin Prakaesh, Sivarani Thirupathi, Ramya Sethuram, Govinda K.V., Michael Fitzgerald, Eric Wang, Marc Kassis, Olivier Absil, Carlos Alvarez, Natasha Batalha, Marc-André Boucher, Cyril Bourgenot, Timothy Brandt, Zackery Briesemeister, Katherine de Kleer, Imke de Pater, William Deich, Devika Divakar, Guillaume Filion, Étienne Gauvin, Michael Gonzales, Thomas Greene, Philip Hinz, Rebecca Jensen-Clem, Christopher Johnson, Isabel Kain, Gabriel Kruglikov, Mackenzie Lach, Jean-Thomas Landry, Jialin Li, Michael Liu, James Lyke, Kenneth Magnone, Eduardo Marin, Emily Martin, Raquel Martinez, Dimitri Mawet, Brittany Miles, Dale Sandford, Patrick Sheehan, Ji Man Sohn, Jordan Stone

Proceedings Volume 12184, 121840I (2022) https://doi.org/10.1117/12.2630577

KEYWORDS: Exoplanets, Spectrographs, Planets, Sensors, Coronagraphy, Imaging systems, Adaptive optics, Mirrors, Spectroscopy

Read Abstract +

Proceedings Article | 29 August 2022 Paper

Paper

SCALES on Keck: optical design

Renate Kupke, R. Deno Stelter, Amirul Hasan, Arun Surya, Isabel Kain, Zackery Briesemeister, Jialin Li, Phil Hinz, Andrew Skemer, Benjamin Gerard, Daren Dillon, Christopher Ratliff

Proceedings Volume 12184, 121844A (2022) https://doi.org/10.1117/12.2630642

KEYWORDS: Spectrographs, Imaging systems, Coronagraphy, Adaptive optics, Optical design, Relays, Spectral resolution

Read Abstract +

Proceedings Article | 29 August 2022 Presentation + Paper

Presentation + Paper

Innovations and advances in instrumentation at the W. M. Keck Observatory, vol. II

Marc Kassis, Steve Allen, Carlos Alvarez, Ravinder Banyal, Robert Bertz, Charles Beichman, Aaron Brown, Matthew Brown, Gerald Cabak, Kevin Bundy, Sylvain Cetre, Jason Chin, Mark Chun, Will Deich, Richard Dekany, Jacques Delorme, Mark Devenot, Greg Doppmann, Michael Fitzgerald, Jason Fucik, Grant Hill, Philip Hinz, Bradford Holden, Andrew Howard, Maodong Gao, Steve Gibson, Percy Gomez, Colby Gottschalk, Peter Gillingham, Tucker Jones, Nemanja Jovanovic, Evan Kirby, Quinn Konopacky, Shanti Krishnan, Renate Kupke, James Larkin, Stephanie Leifer, Hilton Lewis, Scott Lilley, Jessica Lu, James Lyke, Nick MacDonald, Eduardo Marin, Matt Matuszewski, Dimitri Mawet, Rosalie McGurk, Maxwell Millar-Blanchaer, Reston Nash, Craig Nance, James Neill, John O'Meara, Eliad Peretz, Claire Poppett, John Mather, Matthew Radovan, Mitsuko Roberts, Sam Ragland, Kodi Rider, Constance Rockosi, Dale Sandfor, Boqiang Shen, Charles Steidel, Sunil Simha, Andy Skemer, Deno Stelter, Avinash Surendran, James Thorne, Ben McCarney, Kyle Lanclos, Ashley Baker, Ryan Rubenzahl, Arpita Roy, Sam Halverson, Jerry Edelstein, Christopher Martin, Maureen Savage, Dale Sandford, Stephanie Sallum, Josh Walawender, Peter Wizinowich, Kyle Westfall, Kerry Vahala, Shelley Wright, Truman Wold, Sherry Yeh

Proceedings Volume 12184, 1218405 (2022) https://doi.org/10.1117/12.2628630

KEYWORDS: Adaptive optics, Spectrographs, Exoplanets, Sensors, Spectroscopy, Imaging systems, Telescopes, Planets, Cameras, Observatories

Read Abstract +

Proceedings Article | 29 August 2022 Presentation

Presentation

An ASM-based AO system for W.M. Keck Observatory

Philip Hinz, Christoph Baranec, Kevin Bundy, Rachel Bowens-Rubin, Mark Chun, Richard Dekany, Brad Holden, Wouter Jonker, Marc Kassis, Renate Kupke, Stefan Kuiper, Olivier Lai, Jessica Lu, Nick MacDonald, Matthew Maniscalco, Emily Martin, Claire Max, Guillaume Molodij, Matthew Radovan, Sam Ragland, Stephanie Sallum, Alice Shapley, Andrew Skemer, Deno Stelter, Peter Wizinowich

Proceedings Volume 12185, 121852A (2022) https://doi.org/10.1117/12.2630683

KEYWORDS: Adaptive optics, Keck Observatory, Telescopes, Mirrors, Actuators, Infrared telescopes, Objectives, Infrared radiation, Ecosystems, Atmospheric turbulence

Read Abstract +

Proceedings Article | 9 September 2021 Poster + Paper

Poster + Paper

Cryogenic test results of the SCALES focal plane coronagraph mechanism

Michael Gonzales, R. Deno Stelter, Gabriel Kruglikov, Christopher Ratliff, William Deich, Nicholas MacDonald, Steph Sallum, Andrew Skemer

Proceedings Volume 11823, 118231W (2021) https://doi.org/10.1117/12.2594801

KEYWORDS: Switches, Coronagraphy, Cryogenics, Adaptive optics, Exoplanets, Reliability, Motion measurement, Mirrors, Computer programming, Software development

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Proceedings Article | 9 September 2021 Presentation + Paper

Presentation + Paper

Testing a 10 micron HgCdTe detector for ground-based exoplanet science

Brittany Miles, Philip Hinz, Andrew Skemer, Emily Martin, Deno Stelter

Proceedings Volume 11823, 118230J (2021) https://doi.org/10.1117/12.2594915

KEYWORDS: Sensors, Mercury cadmium telluride, Mid-IR, Exoplanets, Electronics, Infrared radiation, Cryogenics, Planets

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Proceedings Article | 9 September 2021 Presentation + Paper

Presentation + Paper

The Planetary Systems Imager adaptive optics system: an initial optical design and performance analysis tool for the PSI-Red AO system

Rebecca Jensen-Clem, Philip Hinz, Maaike von Kooten, Michael Fitzgerald, Steph Sallum, Benjamin Mazin, Mark Chun, Claire Max, Maxwell Millar-Blanchaer, Olivier Guyon, Andrew Skemer, R. Deno Stelter, Ji Wang

Proceedings Volume 11823, 1182309 (2021) https://doi.org/10.1117/12.2594005

KEYWORDS: Adaptive optics, Wavefront sensors, Relays, Wavefronts, Mirrors, Telescopes, Coronagraphy, Actuators, Imaging systems, Optical design

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Proceedings Article | 1 September 2021 Presentation + Paper

Presentation + Paper

From colors to chemistry: a combined lenslet/slicer IFS for medium-resolution spectroscopy

R. Deno Stelter, Andrew Skemer, Cyril Bourgenot

Proceedings Volume 11823, 118230E (2021) https://doi.org/10.1117/12.2594802

KEYWORDS: Mirrors, Adaptive optics, Spectral resolution, Prototyping, Iterated function systems, Exoplanets, Spectroscopy, Spectrographs, Mechanical engineering, Sensors

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Update on the preliminary design of SCALES: the Santa Cruz Array of Lenslets for Exoplanet Spectroscopy

R. Deno Stelter, Andrew Skemer, Steph Sallum, Renate Kupke, Phil Hinz, Dimitri Mawet, Rebecca Jensen-Clem, Christopher Ratliffe, Nicholas MacDonald, William Deich, Gabriel Kruglikov, Marc Kassis, Jim Lyke, Zackary Briesemeister, Brittany Miles, Benjamin Gerard, Michael Fitzgerald, Timothy Brandt, Christian Marois

Proceedings Volume 11447, 1144764 (2020) https://doi.org/10.1117/12.2562768

KEYWORDS: Exoplanets, Imaging systems, Imaging spectroscopy, Spectroscopy, Planetary systems, Iterated function systems, Spectrographs, Spectral resolution, Coronagraphy, Keck Observatory

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

End-to-end simulation of the SCALES integral field spectrograph

Zackery Briesemeister, Steph Sallum, Andrew Skemer, R. Deno Stelter, Philip Hinz, Timothy Brandt

Proceedings Volume 11447, 114474Z (2020) https://doi.org/10.1117/12.2562143

KEYWORDS: Infrared spectroscopy, Spatial resolution, Thermography, Infrared radiation, Field spectroscopy, Infrared imaging, Exoplanets, Focus stacking software, Spectrographs, Imaging spectroscopy

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Poster + Presentation + Paper

Bifrost: an ultra-low-cost cross-dispersed optical echelle spectrograph

Amanda Townsend, Stephen Eikenberry, Nicholas Barth, R. Deno Stelter, Sarik Jeram

Proceedings Volume 11447, 1144747 (2020) https://doi.org/10.1117/12.2576278

KEYWORDS: Spectrographs, X-ray telescopes, Telescopes, Optical instrument design, X-rays, Stars, Spectroscopy, Optical components, Commercial off the shelf technology, Cameras

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Proceedings Article | 16 July 2018 Paper

Paper

Overview of the opto-mechanical design of the 2-5 micron arm of the Thirty Meter Telescope planetary systems imager

R. Deno Stelter, Andrew Skemer, Renate Kupke

Proceedings Volume 10702, 107029X (2018) https://doi.org/10.1117/12.2313767

KEYWORDS: Spectrographs, Adaptive optics, Exoplanets, Aluminum, Imaging systems

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Proceedings Article | 16 July 2018 Paper

Paper

The planetary systems imager: 2-5 micron channel

Andrew Skemer, Deno Stelter, Dimitri Mawet, Michael Fitzgerald, Benjamin Mazin, Olivier Guyon, Christian Marois, Zackery Briesemeister, Timothy Brandt, Jeffrey Chilcote, Jacques-Robert Delorme, Nemanja Jovanovic, Jessica Lu, Maxwell Millar-Blanchaer, James Wallace, Gautam Vasisht, Lewis Roberts, Ji Wang

Proceedings Volume 10702, 10702A5 (2018) https://doi.org/10.1117/12.2314173

KEYWORDS: Exoplanets, Planets, Imaging systems, Adaptive optics, Imaging spectroscopy, Planetary systems, Spectrographs, Coronagraphy, Infrared imaging

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Proceedings Article | 9 July 2018 Presentation

Presentation

MIRADAS: the facility multi-object medium-resolution NIR spectrograph for the GTC (Conference Presentation)

Stephen Eikenberry, Steven Raines, R. Deno Stelter, Alan Garner, Yigit Dallilar, Kendall Ackley, J. Greg Bennett, Brian Chinn, Scott Mullin, Sidney Schofield, Craig Warner, Frank Varosi, Bo Zhao, Sophia Eikenberry, Claudia Vega, H. Veronica Donoso, Christian Carrera, Denisse Almeida, Gabriel Fuentes, Josep Sabater, José María Gomez, Francisco Garzón, Pablo Lopez, Josefina Rosich, Anthony Russo, Antonio Marin-Franch, Arkaitz Larman, Miguel-Angel Carrera, Greg Fitzgerald, Ian Prees, Todd Stolberg, Peter Kornik, Anamparambu Ramaprakash, Mahesh Burse, Sujit Punnadi, Peter Hammersley

Proceedings Volume 10702, 107021E (2018) https://doi.org/10.1117/12.2313482

KEYWORDS: Spectrographs, Astronomical imaging, Near infrared, Infrared telescopes, Multiplexing, Cryogenics, Infrared astronomy, Mid-IR, Infrared spectroscopy, Infrared radiation

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Proceedings Article | 6 July 2018 Paper

Paper

MEAD: data reduction pipeline for ALES integral field spectrograph and LBTI thermal infrared calibration unit

Zackery Briesemeister, Andrew Skemer, Jordan Stone, R. Deno Stelter, Philip Hinz, Jarron Leisenring, Michael Skrutskie, Charles Woodward, Travis Barman

Proceedings Volume 10702, 107022Q (2018) https://doi.org/10.1117/12.2312859

KEYWORDS: Calibration, Infrared radiation, Point spread functions, Spectrographs, Infrared imaging, L band, Spectral data processing

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Proceedings Article | 19 August 2016 Paper

Paper

First results and future plans for the Canarias Infrared Camera Experiment (CIRCE) for the Gran Telescopio Canarias

Alan Garner, Stephen Eikenberry, Miguel Charcos, Yigit Dallilar, Michelle Edwards, Nestor Lasso-Cabrera, Richard Stelter, Antonio Marin-Franch, S. Nicholas Raines, Kendall Ackley, John Bennett, Javier Cenarro , Brian Chinn, Veronica Donoso, Raymond Frommeyer, Kevin Hanna, Michael Herlevich, Jeff Julian, Paola Miller, Scott Mullin, Charles Murphey, Christopher Packham, Frank Varosi, Claudia Vega, Craig Warner, Anamparambu Ramaprakash, Mahesh Burse, Sujit Punnadi, Pravinkumar Chordia, Andreas Gerarts, Héctor de Paz Martín, María Martín Calero, Riccardo Scarpa, Sergio Fernandez Acosta, William Miguel Hernández Sánchez, Benjamin Siegel, Francisco Francisco Pérez, Himar Viera Martín, José Rodríguez Losada, Agustín Nuñez, Álvaro Tejero, Carlos E. Martín González, César Cabrera Rodríguez, Jordi Molgó Sendra, J. Esteban Rodriguez, J. Israel Fernádez Cáceres, Luis A. Rodríguez García, Manuel Huertas Lopez, Raul Dominguez, Tim Gaggstatter, Antonio Cabrera-Lavers, Stefan Geier, Peter Pessev, Ata Sarajedini, A. J. Castro-Tirado

Proceedings Volume 9908, 99084Q (2016) https://doi.org/10.1117/12.2232672

KEYWORDS: Infrared cameras, Polarimetry, Astronomy, X-rays, Stars, Spectroscopy, Spectroscopes, Sensors, Galactic astronomy, Binary data

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Proceedings Article | 4 August 2016 Paper

Paper

MIRADAS for the Gran Telescopio Canarias

Stephen Eikenberry, Steven Nicholas Raines, Richard Deno Stelter, Alan Garner, Yigit Dallilar, Kendall Ackley, John Greg Bennett, Charles Murphey, Paola Miller, David Tooke, Luke Williams, Brian Chinn, Scott Mullin, Sidney Schofield, Craig Warner, Frank Varosi, Bo Zhao, Sophia Eikenberry, Claudia Vega, Hipatia Donoso, Josep Sabater, José María Gómez, Jordi Torra, Josefina Rosich Minguell, Francisco Garzón López, Nicolás Cardiel, Jesús Gallego Maestro, Antonio Marín-Franch, Julio Galipienzo, Miguel Ángel Carrera Astigarraga, Greg Fitzgerald, Ian Prees, Todd Stolberg, Peter Kornik, Anamparambu Ramaprakash, Mahesh Burse, Sujit Punnadi, P. Hammersley

Proceedings Volume 9908, 99081L (2016) https://doi.org/10.1117/12.2232533

KEYWORDS: Infrared telescopes, Infrared radiation, Spectrographs, Astronomical imaging, Mirrors, Sensors, Astronomy, Telescopes, Spectral resolution, Relays

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Proceedings Article | 22 July 2016 Paper

Paper

Towards freeform curved blazed gratings using diamond machining

C. Bourgenot, D. Robertson, D. Stelter, S. Eikenberry

Proceedings Volume 9912, 99123M (2016) https://doi.org/10.1117/12.2231182

KEYWORDS: Diamond machining, Spectrographs, Optical design, Mirrors, Diamond, Spherical lenses, Spectrometers, Holography, Optical spheres, Iterated function systems

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Proceedings Article | 8 July 2014 Paper

Paper

Demonstration of high-performance cryogenic probe arms for deployable IFUs

Stephen Eikenberry, Charles Murphey, Scott Mullin, John Bennett, Steven Raines, Kendall Ackley, Richard Stelter, Alan Garner, Josep Sabater, Sophia Eikenberry, Brian Chinn, Hipatia Donoso, Claudia Vega, José María Gómez, Jordi Torra, Michael Herlevich, Richard Frommeyer, Paola Miller

Proceedings Volume 9147, 91470X (2014) https://doi.org/10.1117/12.2057107

KEYWORDS: Mirrors, Cryogenics, Relays, Spectrographs, Prototyping, Actuators, Telescopes, Collimators, Aluminum, Infrared telescopes

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Proceedings Article | 8 July 2014 Paper

Paper

Status and first results of the Canarias infrared camera experiment (CIRCE) for the Gran Telescopio Canarias

Alan Garner, Richard Stelter, Stephen Eikenberry, Nestor Lasso-Cabrera, Steven Raines, Miguel Charcos, Michelle Edwards, Antonio Marín-Franch, Kendall Ackley, A. Javier Cenarro, John Bennett, Brian Chinn, Raymond Frommeyer, Michael Herlevich, Paola Miller, Charles Murphey, Christopher Packham

Proceedings Volume 9147, 91474A (2014) https://doi.org/10.1117/12.2057019

KEYWORDS: Sensors, Telescopes, Polarimetry, Infrared cameras, Astronomy, Image quality, Image resolution, Observatories, Astronomical telescopes, Imaging systems

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Proceedings Article | 24 September 2012 Paper

Paper

MIRADAS for the Gran Telescopio Canarias: system overview

S. Eikenberry, J. G. Bennett, B. Chinn, H. Donoso, E. Ettedgui, A. Fletcher, Raymond Frommeyer, A. Garner, M. Herlevich, N. Lasso, P. Miller, S. Mullin, C. Murphey, S. Raines, C. Packham, S. Schofield, R. Stelter, F. Varosi, C. Vega, C. Warner, Francisco Garzón, J. Rosich, J. M. Gomez, J. Sabater, C. Vilar, J. Torra, J. Gallego, N. Cardiel, C. Eliche, S. Pascual, O. Ballester, J. M. Illa, J. Jimenez, L. Cardiel-Sas, J. Galipienzo, M. A. Carrera, P. Hammersley, S. Cuevas

Proceedings Volume 8446, 844657 (2012) https://doi.org/10.1117/12.925686

KEYWORDS: Spectrographs, Mirrors, Astronomical imaging, Sensors, Astronomy, Telescopes, Prototyping, Infrared telescopes, Infrared radiation, Spectral resolution

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Showing 5 of 46 publications

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