Dr. Maren Cosens Profile

Dr. Maren Cosens

Brinson Prize Postdoctoral Fellow at Carnegie Observatories

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Publications (22)

Proceedings Article | 26 August 2024 Presentation + Paper

Presentation + Paper

A precision cryogenic positioning stage for detector dithering and flexure compensation

Stephen Smee, Stephen Hope, Randolph Hammond, Albert Harding, Tyson Hare, Aidan Gray, Katherine Smee, Leon Aslan, Robert Barkhouser, Andrea Bianco, Christoph Birk, Maren Cosens, Michele Frangiamore, Daniel Kelson, Gerrad Killian, Nicholas Konidaris, Alicia Lanz, Jacob McCloskey, Andrew Newman, Solange Ramirez, Gwen Rudie, Andrea Vanella, Jason Williams

Proceedings Volume 13100, 131002Y (2024) https://doi.org/10.1117/12.3020298

KEYWORDS: Sensors, Cryogenics, Equipment, Design, Cameras, Actuators, Motion measurement, Motion analysis, Telescopes, Interfaces

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Proceedings Article | 5 August 2024 Poster + Paper

Poster + Paper

Liger at W.M. Keck Observatory: assembly, integration, and testing

Aaron Brown, Shelley Wright, James Wiley, Reston Nash, Bob Weber, Evan Kress, Renate Kupke, James Larkin, Maren Cosens, Michael Fitzgerald, Marc Kassis, Chris Johnson, Tucker Jones, Ken Magnone, Rosalie McGurk, Eric Wang, Kanaka Warad, Sherry Yeh

Proceedings Volume 13096, 130967I (2024) https://doi.org/10.1117/12.3020784

KEYWORDS: Mirrors, Cryostats, Switches, Equipment, Vacuum, Imaging systems, Optical fabrication, Mirror mounts, Iterated function systems, Windows

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Proceedings Article | 31 July 2024 Presentation + Paper

Presentation + Paper

Liger at W.M. Keck Observatory: overall design and science drivers

Shelley Wright, Tucker Jones, James Larkin, Renate Kupke, Marc Kassis, Aaron Brown, David Andersen, Lee Armus, Bryson Cale, Maren Cosens, Devin Chu, Tuan Do, Chris Fassnacht, Deanne Fisher, Michael Fitzgerald, Andrea Ghez, Jenny Greene, Takeru Hayashi, Aurélien Hees, Jessie Hirtenstein, Chris Johnson, Jacqueline Keane, Patrick Kelly, Evan Kirby, Theodara Karalidi, Quinn Konopacky, Evan Kress, Jessica Lu, Jim Lyke, Kenneth Magnone, Jérôme Maire, Rosalie McGurk, Anne Medling, Maxwell Millar-Blanchaer, Quinn Minor, Reston Nash, Anna Nierenberg, Naveen Reddy, Michael Rich, Jean-Baptiste Ruffio, Nils-Erik Rundquist, Sanchit Sabhlok, David Sand, Ryan Sanders, Karin Sandstrom, Alice Shapley, Ji-Man Sohn, Arun Surya, Tommaso Treu, Eric Wang, Kanaka Warad, Robert Weber, James Wiley, Peter Wizinowich, Michael Wong, Sherry Yeh

Proceedings Volume 13096, 130960G (2024) https://doi.org/10.1117/12.3020803

KEYWORDS: Iterated function systems, Adaptive optics, Imaging systems, Design, Spectrographs, Sensors, Equipment, Infrared Imaging Spectrograph, Galactic astronomy, Spectral resolution

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Proceedings Article | 19 July 2024 Poster

Poster

Liger at W.M. Keck Observatory: optical design and alignment strategy for the Liger integral field spectrograph

Renate Kupke, Shelley Wright, Aaron Brown, Maren Cosens, Michael Fitzgerald, Chris Johnson, Tucker Jones, Marc Kassis, Evan Kress, James Larkin, Kenneth Magnone, Jérôme Maire, Rosalie McGurk, Arun Surya, Eric Wang, James Wiley, Sherry Yeh

Proceedings Volume 13096, 130966M (2024) https://doi.org/10.1117/12.3020618

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Proceedings Article | 18 July 2024 Poster + Paper

Poster + Paper

Liger at W.M. Keck Observatory: imager structural analysis, fabrication, and characterization plan

James Wiley, Aaron Brown, Renate Kupke, Maren Cosens, Shelley Wright, Jérôme Maire, Kenneth Magnone, Evan Kress, Eric Wang, Chris Johnson, James Larkin, Michael Fitzgerald, Marc Kassis, Tucker Jones

Proceedings Volume 13096, 130967B (2024) https://doi.org/10.1117/12.3018450

KEYWORDS: Imaging systems, Vacuum chambers, Equipment, Optical fabrication, Fabrication, Adaptive optics, Simulations, Design, Optical alignment

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Proceedings Article | 18 July 2024 Presentation + Paper

Presentation + Paper

The Magellan Infrared Multiobject Spectrograph project: 2024 update

Nicholas Konidaris, Gwen Rudie, Andrew Newman, Maren Cosens, Stephen Smee, Leon Aslan, Robert Barkhouser, Andrea Bianco, Julia Brady, Michele Frangiamore, Gumy Mathias, Tyson Hare, Stephen Hope, Daniel Kelson, Gerrad Killion, Vince Kowal, Alicia Lanz, Solange Ramírez, Rupf Cryil, Peter Spanoudakis, Johanna Teske, Andrea Vanella, Jason Williams

Proceedings Volume 13096, 130960T (2024) https://doi.org/10.1117/12.3019306

KEYWORDS: Cameras, Design, Analog to digital converters, Spectrographs, Equipment, Infrared radiation, Collimators, Aspheric lenses, Telescopes, Astronomical imaging

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Proceedings Article | 18 July 2024 Poster + Paper

Poster + Paper

A novel freeform slicer IFU for the Magellan Infrared Multi-Object Spectrograph (MIRMOS)

Maren Cosens, Nicholas Konidaris, Gwen Rudie, Andrew Newman, Gerrad Killion, Leon Aslan, Robert Barkhouser, Andrea Bianco, Christoph Birk, Julia Brady, Michele Frangiamore, Tyson Hare, Stephen Hope, Daniel Kelson, Alicia Lanz, Solange Ramírez, Stephen Smee, Andrea Vanella, Jason Williams

Proceedings Volume 13096, 130968F (2024) https://doi.org/10.1117/12.3019277

KEYWORDS: Mirrors, Equipment, Design, Spectrographs, Astronomical imaging, Tolerancing, Infrared spectroscopy, Astronomical instrumentation, Astronomical spectroscopy

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Liger at Keck Observatory: design of the data reduction system and software interfaces

Nils Rundquist, Andrea Zonca, Arun Surya, Shelley A. Wright, Aaron Brown, Maren Cosens, Michael Fitzgerald, Chris Johnson, Marc Kassis, Renate Kupke, Kyle Lanclos, James E. Larkin, Kenneth G. Magnone, Rosalie McGurk, Ji Man Sohn, Gregory Walth, James E. Wiley, Sherry Yeh

Proceedings Volume 12189, 121891M (2022) https://doi.org/10.1117/12.2630693

KEYWORDS: Iterated function systems, Sensors, Computing systems, Imaging systems, Calibration, IRIS Consortium, Image processing, Keck Observatory, Human-machine interfaces, Data processing

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Liger at Keck Observatory: design of imager optical assembly and spectrograph re-imaging optics

James Wiley, Aaron Brown, Renate Kupke, Maren Cosens, Shelley Wright, Michael Fitzgerald, Chris Johnson, Tucker Jones, Marc Kassis, Evan Kress, James E. Larkin, Kenneth Magnone, Rosalie McGurk, Nils Rundquist, Eric Wang, Sherry Yeh

Proceedings Volume 12184, 1218464 (2022) https://doi.org/10.1117/12.2630611

KEYWORDS: Imaging systems, Sensors, Cameras, Optical fabrication, Adaptive optics, Mirrors, Iterated function systems, Image sensors, Spectrographs, Optical filters

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Panoramic SETI: program update and high-energy astrophysics applications

Jérôme Maire, Shelley A. Wright, Jamie Holder, David Anderson, Wynstan Benbow, Aaron Brown, Maren Cosens, Gregory Foote, William Hanlon, Olivier Hervet, Paul Horowitz, Andrew Howard, Ryan Lee, Wei Liu, Rick Raffanti, Nicolas Rault-Wang, Remington P. Stone, Dan Werthimer, James Wiley, David Williams

Proceedings Volume 12184, 121848B (2022) https://doi.org/10.1117/12.2630772

KEYWORDS: Atmospheric Cherenkov telescopes, Telescopes, Observatories, Gamma radiation, Signal detection, Panoramic photography, Sensors, Prototyping, Physics, High energy astrophysics

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Proceedings Article | 29 August 2022 Poster + Paper

Poster + Paper

Liger at Keck Observatory: image detector and IFS pick-off mirror assembly

Maren Cosens, Shelley Wright, Aaron Brown, Michael Fitzgerald, Chris Johnson, Tucker Jones, Marc Kassis, Evan Kress, Renate Kupke, James Larkin, Kenneth Magnone, Rosalie McGurk, Nils-Erik Rundquist, Ji Man Sohn, Eric Wang, James Wiley, Sherry Yeh

Proceedings Volume 12184, 121845Y (2022) https://doi.org/10.1117/12.2630219

KEYWORDS: Mirrors, Imaging systems, Iterated function systems, Image sensors, Spectrographs, Tolerancing, Keck Observatory, Adaptive optics, Actuators

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Proceedings Article | 29 August 2022 Presentation

Presentation

Liger at Keck Observatory: overall design specifications and science drivers

Shelley Wright, Tucker Jones, James Larkin, Renate Kupke, Marc Kassis, Michael Fitzgerald, Aaron Brown, Maren Cosens, James Wiley, Nils-Erik Rundquist, Evan Kress, Eric Wang, Ji Man Sohn, Chris Johnson, Ken Magnone, Sherry Yeh, Rosalie McGurk

Proceedings Volume 12184, 121840B (2022) https://doi.org/10.1117/12.2630713

KEYWORDS: Keck Observatory, Iterated function systems, Adaptive optics, Spectrographs, Cameras, Spectral resolution, Optical instrument design, Imaging systems, Thirty Meter Telescope, Telescopes

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Proceedings Article | 16 February 2021 Poster + Paper

Poster + Paper

The Infrared Imaging Spectrograph (IRIS) for TMT: exposure time calculator for IRIS

Gregory Walth, Arun Surya, Nils-Erik Rundquist, Shelley Wright, Maren Cosens, Andrey Vayner, Eric Oh, Jacob Llamas, Warren Skidmore, Eric Chisholm, James Larkin

Proceedings Volume 11452, 1145236 (2021) https://doi.org/10.1117/12.2563029

KEYWORDS: IRIS Consortium, Infrared Imaging Spectrograph, Adaptive optics, Atmospheric optics, Atmospheric modeling, Astronomy, Signal to noise ratio, Infrared imaging, Thermography, Infrared radiation

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Proceedings Article | 21 December 2020 Poster + Paper

Poster + Paper

Panoramic SETI: Overall mechanical system design

Aaron Brown, Michael Aronson, Shelley Wright, Jérôme Maire, Maren Cosens, James Wiley, Franklin Antonio, Paul Horowitz, Rick Raffanti, Dan Werthimer, Liu Wei

Proceedings Volume 11445, 114458B (2020) https://doi.org/10.1117/12.2562985

KEYWORDS: Observatories, Mechanical engineering, Panoramic photography, Telescopes, Optical telescopes, Fresnel lenses, Camera shutters, Sensors, Domes, Manufacturing

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Proceedings Article | 13 December 2020 Presentation

Presentation

Liger for Next-Generation Keck Adaptive Optics

Shelley Wright, Tucker Jones, James Larkin, Renate Kupke, Marc Kassis, Michael Fitzgerald, Aaron Brown, Maren Cosens, Evan Kress, Nils-Erik Rundquist, Arun Surya, Eric Wang, James Wiley

Proceedings Volume 11447, 114471Q (2020) https://doi.org/10.1117/12.2563039

KEYWORDS: Adaptive optics, Iterated function systems, Optical design, Imaging systems, Optical instrument design, Spectrographs, Keck Observatory, Solar system, Galactic astronomy, Observatories

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Liger for next-generation Keck adaptive optics: opto-mechanical dewar for imaging camera and slicer

James Wiley, Kalp Mathur, Aaron Brown, Shelley Wright, Maren Cosens, Jerome Maire, Michael Fitzgerald, Tucker Jones, Marc Kassis, Evan Kress, Renate Kupke, James Larkin, Jim Lyke, Eric Wang, Sherry Yeh

Proceedings Volume 11447, 1144758 (2020) https://doi.org/10.1117/12.2563028

KEYWORDS: Adaptive optics, Optical design, Electronics, Control systems, Spectrographs, Iterated function systems, Imaging systems, Keck Observatory, Vibration isolation, Head

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Panoramic SETI: on-sky results from prototype telescopes and instrumental design

Jérôme Maire, Shelley Wright, Dan Werthimer, Franklin Antonio, Aaron Brown, Paul Horowitz, Ryan Lee, Wei Liu, Rick Raffanti, James Wiley, Maren Cosens, Carolyn Heffner, Andrew Howard, Remington P. Stone, Richard Treffers

Proceedings Volume 11454, 114543C (2020) https://doi.org/10.1117/12.2562786

KEYWORDS: Sensors, Prototyping, Panoramic photography, Signal detection, Photon counting, Sensor performance, Telescopes

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Poster + Presentation + Paper

Liger for next-generation Keck AO: filter wheel and pupil design

Maren Cosens, Shelley Wright, Pauline Arriaga, Aaron Brown, Michael Fitzgerald, Tucker Jones, Marc Kassis, Evan Kress, Renate Kupke, James Larkin, Jim Lyke, Eric Wang, James Wiley, Sherry Yeh

Proceedings Volume 11447, 114474X (2020) https://doi.org/10.1117/12.2561837

KEYWORDS: Optical filters, Adaptive optics, Digital filtering, Imaging systems, Spectrographs, Iterated function systems, Image filtering, Keck Observatory, Spectral resolution, Tolerancing

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Proceedings Article | 7 May 2019 Paper

Paper

Detector characterization of a near-infrared discrete avalanche photodiode 5x5 array for astrophysical observations

Siyang Li, Jérôme Maire, Maren Cosens, Shelley Wright

Proceedings Volume 11002, 110022G (2019) https://doi.org/10.1117/12.2519207

KEYWORDS: Sensors, Photodetectors, Semiconductor lasers, Observatories, Avalanche photodiodes, Pulsed laser operation, Laser scattering, Amplifiers, Telescopes, Optical communications

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Proceedings Article | 23 July 2018 Paper

Paper

Panoramic optical and near-infrared SETI instrument: overall specifications and science program

Shelley Wright, Paul Horowitz, Jérôme Maire, Dan Werthimer, Franklin Antonio, Michael Aronson, Sam Chaim-Weismann, Maren Cosens, Frank Drake, Andrew Howard, Geoffrey Marcy, Rick Raffanti, Andrew P. Siemion, Remington P. Stone, Richard Treffers, Avinash Uttamchandani

Proceedings Volume 10702, 107025I (2018) https://doi.org/10.1117/12.2314268

KEYWORDS: Sensors, Observatories, Fresnel lenses, Domes, Stars, Prototyping, Telescopes, Pulsed laser operation, Infrared radiation, Continuous wave operation

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Proceedings Article | 16 July 2018 Paper

Paper

Panoramic optical and near-infrared SETI instrument: optical and structural design concepts

Jérôme Maire, Shelley Wright, Maren Cosens, Franklin Antonio, Michael Aronson, Samuel Chaim-Weismann, Frank Drake, Paul Horowitz, Andrew Howard, Geoffrey Marcy, Rick Raffanti, Andrew P. Siemion, Remington P. Stone, Richard Treffers, Avinash Uttamchandani, Dan Werthimer

Proceedings Volume 10702, 107025L (2018) https://doi.org/10.1117/12.2314444

KEYWORDS: Telescopes, Fresnel lenses, Optical instrument design, Spherical lenses, Observatories, Detector arrays, Structural design, Domes

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Proceedings Article | 10 July 2018 Paper

Paper

Panoramic optical and near-infrared SETI instrument: prototype design and testing

Maren Cosens, Jérôme Maire, Shelley Wright, Franklin Antonio, Michael Aronson, Samuel Chaim-Weismann, Frank Drake, Paul Horowitz, Andrew Howard, Rick Raffanti, Andrew P. Siemion, Remington P. Stone, Richard Treffers, Avinash Uttamchandani, Dan Werthimer

Proceedings Volume 10702, 107025H (2018) https://doi.org/10.1117/12.2314252

KEYWORDS: Fresnel lenses, Prototyping, Aluminum, Domes, Telescopes, Observatories, Temperature metrology

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Showing 5 of 22 publications

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