Dr. Robert J. Thornton Profile

Dr. Robert J. Thornton

at West Chester Univ

SPIE Involvement:

Author

Publications (21)

Proceedings Article | 16 August 2024 Poster + Paper

Poster + Paper

The Simons Observatory: dark characterization of the large aperture telescope

Saianeesh Haridas, Zeeshan Ahmed, Tanay Bhandarkar, Mark Devlin, Simon Dicker, Shannon Duff, Daniel Dutcher, Kathleen Harrington, Shawn Henderson, Johannes Hubmayr, Bradley Johnson, Anna Kofman, Alex Manduca, Michael Niemack, Michael Randall, Thomas Satterthwaite, John Orlowski-Scherer, Benjamin Schmitt, Carlos Sierra, Max Silva-Feaver, Robert Thornton, Yuhan Wang, Kaiwen Zheng

Proceedings Volume 13102, 131022S (2024) https://doi.org/10.1117/12.3019247

KEYWORDS: Sensors, Telescopes, Tunable filters, Singular value decomposition, Physics, Observatories, Interference (communication), Resonators, Principal component analysis, Optical character recognition

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Proceedings Article | 31 August 2022 Poster + Paper

Poster + Paper

The Simons Observatory: development and validation of the large aperture telescope receiver

Tanay Bhandarkar, Sanah Bhimani, Gabriele Coppi, Simon Dicker, Saianeesh Haridas, Kathleen Harrington, Jeffrey Iuliano, Bradley Johnson, Anna Kofman, Jack Lashner, Jenna Moore, David Nguyen, John Orlowski-Scherer, Karen Sarmiento, Julia Robe, Maximiliano Silva-Feaver, Robert Thornton, Yuhan Wang, Zhilei Xu

Proceedings Volume 12190, 1219012 (2022) https://doi.org/10.1117/12.2629557

KEYWORDS: Sensors, Telescopes, Receivers, Cryogenics, Optical filters, Copper, Observatories, Temperature metrology, Physics, Resonators

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Proceedings Article | 29 August 2022 Poster

Poster

The Simons Observatory Large Aperture Telescope Optics Tubes: design and performance status

Anna Kofman, Saianeesh Keshav Haridas, Karen Perez Sarmiento, Tanay Bhandarkar, Jeffrey Iuliano, John Orlowski-Scherer, Robert Thornton, Mark Devlin

Proceedings Volume PC12190, PC1219014 (2022) https://doi.org/10.1117/12.2629563

KEYWORDS: Telescopes, Observatories, Optical instrument design, Optical design, Radio optics, Sensors, Thermography, Receivers, Optical components, Microwave radiation

Proceedings Article | 14 December 2020 Presentation + Paper

Presentation + Paper

The Simons Observatory: the Large Aperture Telescope Receiver (LATR) integration and validation results

Zhilei Xu, Tanay Bhandarkar, Gabriele Coppi, Anna Kofman, John Orlowski-Scherer, Ningfeng Zhu, Aamir Ali, Kam Arnold, Jason Austermann, Steve Choi, Jake Connors, Nicholas Cothard, Mark Devlin, Simon Dicker, Bradley Dober, Shannon Duff, Giulio Fabbian, Nicholas Galitzki, Saianeesh Haridas, Katheleen Harrington, Erin Healy, Shuay-Pwu Patty Ho, Johannes Hubmayr, Jeffrey Iuliano, Jack Lashner, Yaqiong Li, Michele Limon, Brian Koopman, Heather McCarrick, Jenna Moore, Federico Nati, Michael Niemack, Christian Reichardt, Karen Sarmiento, Joseph Seibert, Maximiliano Silva-Feaver, Rita Sonka, Suzanne Staggs, Robert Thornton, Eve Vavagiakis, Michael Vissers, Samantha Walker, Yuhan Wang, Edward Wollack, Kaiwen Zheng

Proceedings Volume 11453, 1145315 (2020) https://doi.org/10.1117/12.2576151

KEYWORDS: Observatories, Telescopes, Receivers, Tellurium, Cryogenics, Sensors, Optical instrument design, Optical alignment, Microwave radiation, Integrated optics

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Proceedings Article | 31 July 2018 Presentation + Paper

Presentation + Paper

The Simons Observatory: instrument overview

Nicholas Galitzki, Aamir Ali, Kam Arnold, Peter Ashton, Jason Austermann, Carlo Baccigalupi, Taylor Baildon, Darcy Barron, James Beall, Shawn Beckman, Sarah Marie Bruno, Sean Bryan, Paolo Calisse, Grace Chesmore, Yuji Chinone, Steve Choi, Gabriele Coppi, Kevin Crowley, Ari Cukierman, Mark Devlin, Simon Dicker, Bradley Dober, Shannon Duff, Jo Dunkley, Giulio Fabbian, Patricio Gallardo, Martina Gerbino, Neil Goeckner-Wald, Joseph Golec, Jon Gudmundsson, Erin Healy, Shawn Henderson, Charles Hill, Gene Hilton, Shuay-Pwu Patty Ho, Logan Howe, Johannes Hubmayr, Oliver Jeong, Brian Keating, Brian Koopman, Kenji Kiuchi, Akito Kusaka, Jacob Lashner, Adrian Lee, Yaqiong Li, Michele Limon, Marius Lungu, Frederick Matsuda, Philip Mauskopf, Andrew May, Nialh McCallum, Jeff McMahon, Federico Nati, Michael Niemack, John Orlowski-Scherer, Stephen Parshley, Lucio Piccirillo, Mayuri Sathyanarayana Rao, Christopher Raum, Maria Salatino, Joseph Seibert, Carlos Sierra, Max Silva-Feaver, Sara Simon, Suzanne Staggs, Jason Stevens, Aritoki Suzuki, Grant Teply, Robert Thornton, Calvin Tsai, Joel Ullom, Eve Vavagiakis, Michael Vissers, Benjamin Westbrook, Edward Wollack, Zhilei Xu, Ningfeng Zhu

Proceedings Volume 10708, 1070804 (2018) https://doi.org/10.1117/12.2312985

KEYWORDS: Sensors, Receivers, Telescopes, Cryogenics, Physics, Wafer-level optics, Semiconducting wafers, Lenses, Staring arrays, Observatories

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Proceedings Article | 9 July 2018 Paper

Paper

Simons Observatory large aperture receiver simulation overview

John Orlowski-Scherer, Ningfeng Zhu, Zhilei Xu, Aamir Ali, Kam Arnold, Peter Ashton, Gabriele Coppi, Mark Devlin, Simon Dicker, Nicholas Galitzki, Patricio Gallardo, Brian Keating , Adrian Lee, Michele Limon, Marius Lungu, Andrew May, Jeff McMahon, Michael Niemack, Lucio Piccirillo, Giuseppe Puglisi, Maria Salatino, Max Silva-Feaver, Sara Simon, Robert Thornton, Eve Vavagiakis

Proceedings Volume 10708, 107083X (2018) https://doi.org/10.1117/12.2312868

KEYWORDS: Finite element methods, Aluminum, Receivers, Sensors, Optical filters, Observatories, Physics, Telescopes, Thermal modeling

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Proceedings Article | 9 July 2018 Paper

Paper

Simons Observatory large aperture telescope receiver design overview

Ningfeng Zhu, John Orlowski-Scherer, Zhilei Xu, Aamir Ali, Kam Arnold, Peter Ashton, Gabriele Coppi, Mark Devlin, Simon Dicker, Nicholas Galitzki, Patricio Gallardo, Shawn Henderson, Shuay-Pwu Patty Ho, Johannes Hubmayr, Brian Keating, Adrian Lee, Michele Limon, Marius Lungu, Philip Mauskopf, Andrew May, Jeff McMahon, Michael Niemack, Lucio Piccirillo, Giuseppe Puglisi, Mayuri Sathyanarayana Rao, Maria Salatino, Max Silva-Feaver, Sara Simon, Suzanne Staggs, Robert Thornton, Joel Ullom, Eve Vavagiakis, Benjamin Westbrook, Edward Wollack

Proceedings Volume 10708, 1070829 (2018) https://doi.org/10.1117/12.2312871

KEYWORDS: Optical filters, Telescopes, Sensors, Switches, Receivers, Physics, Observatories, Space telescopes, Cryogenics, Physical cosmology

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Proceedings Article | 9 July 2018 Paper

Paper

Cooldown strategies and transient thermal simulations for the Simons Observatory

Gabriele Coppi, Zhilei Xu, Aamir Ali, Nicholas Galitzki, Patricio Gallardo, Andrew May, Jack Orlowski-Scherer, Ningfeng Zhu, Mark Devlin, Simon Dicker, Brian Keating, Michele Limon, Marius Lungu, Jeff McMahon, Michael Niemack, Lucio Piccirillo, Giuseppe Puglisi, Maria Salatino, Sara Simon, Grant Teply, Robert Thornton, Eve Vavagiakis

Proceedings Volume 10708, 1070827 (2018) https://doi.org/10.1117/12.2312679

KEYWORDS: Switches, Telescopes, Observatories, Device simulation, Sensors, Physics, Fused deposition modeling, Wafer-level optics, Cameras, Receivers

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Proceedings Article | 6 July 2018 Paper

Paper

Cold optical design for the large aperture Simons' Observatory telescope

S. Dicker, P. Gallardo, J. Gudmundsson, P. Mauskopf, A. Ali, P. Ashton, G. Coppi, M. Devlin, N. Galitzki, S. P. Ho, C. Hill, J. Hubmayr, B. Keating, A. Lee, M. Limon, F. Matsuda, J. McMahon, M. Niemack, J. Orlowski-Scherer, L. Piccirillo, M. Salatino, S. Simon, S. Staggs, R. Thornton, J. Ullom, E. Vavagiakis, E. Wollack, Z. Xu, N. Zhu

Proceedings Volume 10700, 107003E (2018) https://doi.org/10.1117/12.2313444

KEYWORDS: Telescopes, Lenses, Sensors, Optical design, Wafer-level optics, Optical instrument design, Physics, Mirrors

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Proceedings Article | 19 July 2016 Paper

Paper

Mechanical designs and development of TES bolometer detector arrays for the Advanced ACTPol experiment

Jonathan Ward, Jason Austermann, James Beall, Steve Choi, Kevin Crowley, Mark Devlin, Shannon Duff, Patricio Gallardo, Shawn Henderson, Shuay-Pwu Patty Ho, Gene Hilton, Johannes Hubmayr, Niloufar Khavari, Jeffrey Klein, Brian Koopman, Dale Li, Jeffrey McMahon, Grace Mumby, Federico Nati, Michael Niemack, Lyman Page, Maria Salatino, Alessandro Schillaci, Benjamin Schmitt, Sara Simon, Suzanne Staggs, Robert Thornton, Joel Ullom, Eve Vavagiakis, Edward Wollack

Proceedings Volume 9914, 991437 (2016) https://doi.org/10.1117/12.2233746

KEYWORDS: Detector arrays, Sensors, Semiconducting wafers, Mechanical engineering, Bolometers, Waveguides, Copper, Electronics, Receivers, Magnetism

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Proceedings Article | 19 August 2014 Paper

Paper

ACTPol: on-sky performance and characterization

E. Grace, J. Beall, J. Bond, H. Cho, R. Datta, M. Devlin, R. Dünner , A. Fox, P. Gallardo, M. Hasselfield, S. Henderson, G. Hilton, A. Hincks, R. Hlozek, J. Hubmayr, K. Irwin, J. Klein, B. Koopman, D. Li, M. Lungu, L. Newburgh, Jo. Nibarger, M. Niemack, L. Maurin, J. McMahon, S. Naess, L. Page, C. Pappas, B. Schmitt, J. Sievers, S. Staggs, R. Thornton, J. Van Lanen, E. Wollack

Proceedings Volume 9153, 915310 (2014) https://doi.org/10.1117/12.2057243

KEYWORDS: Sensors, Semiconducting wafers, Calibration, Telescopes, Tellurium, Atmospheric optics, Physics, Receivers, Silicon, Detector arrays

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Proceedings Article | 15 July 2010 Paper

Paper

ACTPol: a polarization-sensitive receiver for the Atacama Cosmology Telescope

M. Niemack, P. Ade, J. Aguirre, F. Barrientos, J. Beall, J. Bond, J. Britton, H. M. Cho, S. Das, M. Devlin, S. Dicker, J. Dunkley, R. Dünner, J. W. Fowler, A. Hajian, M. Halpern, M. Hasselfield, G. Hilton, M. Hilton, J. Hubmayr, J. Hughes, L. Infante, K. D. Irwin, N. Jarosik, J. Klein, A. Kosowsky, T. Marriage, J. McMahon, F. Menanteau, K. Moodley, J. Nibarger, M. Nolta, L. Page, B. Partridge, E. D. Reese, J. Sievers, D. N. Spergel, S. Staggs, R. Thornton, C. Tucker, E. Wollack, K. W. Yoon

Proceedings Volume 7741, 77411S (2010) https://doi.org/10.1117/12.857464

KEYWORDS: Sensors, Polarization, Receivers, Telescopes, Physics, Silicon, Temperature metrology, Helium, Detector arrays, Galactic astronomy

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Proceedings Article | 21 July 2008 Paper

Paper

Systems and control software for the Atacama Cosmology Telescope

E. Switzer, C. Allen, M. Amiri, J. Appel, E. Battistelli, B. Burger, J. Chervenak, A. Dahlen, S. Das, M. Devlin, S. Dicker, W. Doriese, R. Dünner, T. Essinger-Hileman, X. Gao, M. Halpern, M. Hasselfield, G. Hilton, A. Hincks, K. Irwin, S. Knotek, R. Fisher, J. Fowler, N. Jarosik, M. Kaul, J. Klein, J. Lau, M. Limon, R. Lupton, T. Marriage, K. Martocci, S. Moseley, C. Netterfield, M. Niemack, M. Nolta, L. Page, L. Parker, B. Reid, C. Reintsema, A. Sederberg, J. Sievers, D. Spergel, S. Staggs, O. Stryzak, D. Swetz, R. Thornton, E. Wollack, Y. Zhao

Proceedings Volume 7019, 70192L (2008) https://doi.org/10.1117/12.790006

KEYWORDS: Telescopes, Computing systems, Cameras, Data acquisition, Space telescopes, Sensors, Computer programming, Control systems, Cryogenics, Human-machine interfaces

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Proceedings Article | 19 July 2008 Paper

Paper

The effects of the mechanical performance and alignment of the Atacama Cosmology Telescope on the sensitivity of microwave observations

A. Hincks, P. A. R. Ade, C. Allen, M. Amiri, J. Appel, E. Battistelli, B. Burger, J. Chervenak, A. Dahlen, S. Denny, M. Devlin, S. Dicker, W. Doriese, R. Dünner, T. Essinger-Hileman, R. Fisher, J. Fowler, M. Halpern, P. Hargrave, M. Hasselfield, G. Hilton, K. Irwin, N. Jarosik, M. Kaul, J. Klein, J. Lau, M. Limon, R. Lupton, T. Marriage, K. Martocci, P. Mauskopf, S. Moseley, C. Netterfield, M. Niemack, M. Nolta, L. Page, L. Parker, A. Sederberg, S. Staggs, O. Stryzak, D. Swetz, E. Switzer, R. Thornton, C. Tucker, E. Wollack, Y. Zhao

Proceedings Volume 7020, 70201P (2008) https://doi.org/10.1117/12.790020

KEYWORDS: Mirrors, Telescopes, Space telescopes, Solids, Physics, Sensors, Microwave radiation, Planets, Connectors, Astronomical telescopes

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Proceedings Article | 18 July 2008 Paper

Paper

Automated SQUID tuning procedure for kilo-pixel arrays of TES bolometers on the Atacama Cosmology Telescope

E. Battistelli, M. Amiri, B. Burger, M. Devlin, S. Dicker, W. Doriese, R. Dünner, R. Fisher, J. Fowler, M. Halpern, M. Hasselfield, G. Hilton, A. Hincks, K. Irwin, M. Kaul, J. Klein, S. Knotek, J. Lau, M. Limon, T. Marriage, M. Niemack, L. Page, C. Reintsema, S. Staggs, D. Swetz, E. Switzer, R. Thornton, Y. Zhao

Proceedings Volume 7020, 702028 (2008) https://doi.org/10.1117/12.789738

KEYWORDS: Sensors, Telescopes, Bolometers, Magnetism, Multiplexing, Space telescopes, Cameras, Multiplexers, Electronics, Data acquisition

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Proceedings Article | 18 July 2008 Paper

Paper

Opto-mechanical design and performance of a compact three-frequency camera for the Millimeter Bolometer Array Camera on the Atacama Cosmology Telescope

R. Thornton, P. A. R. Ade, C. Allen, M. Amiri, J. Appel, E. Battistelli, B. Burger, J. Chervenak, M. Devlin, S. Dicker, W. Doriese, T. Essinger-Hileman, R. Fisher, J. Fowler, M. Halpern, P. Hargrave, M. Hasselfield, G. Hilton, A. Hincks, K. Irwin, N. Jarosik, M. Kaul, J. Klein, J. Lau, M. Limon, T. Marriage, K. Martocci, P. Mauskopf, S. Moseley, M. Niemack, L. Page, L. Parker, J. Reidel, C. Reintsema, S. Staggs, O. Stryzak, D. Swetz, E. Switzer, C. Tucker, E. Wollack, Y. Zhao

Proceedings Volume 7020, 70201R (2008) https://doi.org/10.1117/12.790078

KEYWORDS: Sensors, Telescopes, Cameras, Magnetism, Bolometers, Optical filters, Space telescopes, Thermography, Linear filtering, Physics

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Proceedings Article | 18 July 2008 Paper

Paper

Characterization of transition edge sensors for the Millimeter Bolometer Array Camera on the Atacama Cosmology Telescope

Y. Zhao, C. Allen, M. Amiri, J. Appel, E. Battistelli, B. Burger, J. Chervenak, A. Dahlen, S. Denny, M. Devlin, S. Dicker, W. Doriese, R. Dünner, T. Essinger-Hileman, R. Fisher, J. Fowler, M. Halpern, G. Hilton, A. Hincks, K. Irwin, N. Jarosik, J. Klein, J. Lau, T. Marriage, K. Martocci, S. Moseley, M. Niemack, L. Page, L. Parker, A. Sederberg, S. Staggs, O. Stryzak, D. Swetz, E. Switzer, R. Thornton, E. Wollack

Proceedings Volume 7020, 70200O (2008) https://doi.org/10.1117/12.789864

KEYWORDS: Bolometers, Silicon, Data modeling, Sensors, Resistance, Thermal modeling, Cameras, Calcium, Telescopes, Cesium

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Proceedings Article | 15 July 2008 Paper

Paper

Instrument design and characterization of the Millimeter Bolometer Array Camera on the Atacama Cosmology Telescope

D. Swetz, P. A. R. Ade, C. Allen, M. Amiri, J. Appel, E. Battistelli, B. Burger, J. Chervenak, A. Dahlen, S. Das, S. Denny, M. Devlin, S. Dicker, W. Doriese, R. Dünner, T. Essinger-Hileman, R. Fisher, J. Fowler, X. Gao, A. Hajian, M. Halpern, P. Hargrave, M. Hasselfield, G. Hilton, A. Hincks, K. Irwin, N. Jarosik, M. Kaul, J. Klein, S. Knotek, J. Lau, M. Limon, R. Lupton, T. Marriage, K. Martocci, P. Mauskopf, S. Moseley, C. Netterfield, M. Niemack, M. Nolta, L. Page, L. Parker, B. Reid, C. Reintsema, A. Sederberg, N. Sehgal, J. Sievers, D. Spergel, S. Staggs, O. Stryzak, E. Switzer, R. Thornton, C. Tucker, E. Wollack, Y. Zhao

Proceedings Volume 7020, 702008 (2008) https://doi.org/10.1117/12.789876

KEYWORDS: Telescopes, Cryogenics, Sensors, Receivers, Bolometers, Cameras, Optical instrument design, Physics, Space telescopes, Optical components

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Proceedings Article | 7 March 2003 Paper

Paper

Design and commissioning of a dual visible/near-IR echelle spectrograph for the AEOS telescope

Robert Thornton, Jeff Kuhn, Klaus-Werner Hodapp, Alan Stockton, Gerard Luppino, Mark Waterson, Michael Maberry, Hubert Yamada, Everett Irwin, Kent Fletcher

Proceedings Volume 4841, (2003) https://doi.org/10.1117/12.462598

KEYWORDS: Spectrographs, Mirrors, Sensors, Visible radiation, Infrared radiation, Collimators, Cameras, Telescopes, Infrared spectroscopy, Spectral resolution

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Proceedings Article | 16 August 2000 Paper

Paper

AEOS spectrograph

Klaus-Werner Hodapp, Donald Mickey, Alan Stockton, Gerard Luppino, Robert Thornton, Mark Waterson, Michael Maberry, Everett Irwin, Tony Young, Hubert Yamada

Proceedings Volume 4008, (2000) https://doi.org/10.1117/12.395536

KEYWORDS: Spectrographs, Mirrors, Sensors, Collimators, Cameras, Electronics, Infrared radiation, Charge-coupled devices, Infrared imaging, Infrared detectors

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Proceedings Article | 21 August 1998 Paper

Paper

Gemini near-infrared imager on-instrument wavefront sensor gimbal tilt stage

Robert Thornton, Jeffrey Douglass, Klaus-Werner Hodapp, Tony Young, Hubert Yamada

Proceedings Volume 3354, (1998) https://doi.org/10.1117/12.317232

KEYWORDS: Mirrors, Wavefront sensors, Lead, Sensors, Stars, Gemini Observatory, Imaging systems, Cryogenics, Telescopes, Cameras

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Showing 5 of 21 publications

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