Dr. John M. Kovac Profile

Dr. John M. Kovac

Professor at Harvard-Smithsonian Ctr for Astrophysics

SPIE Involvement:

Author

Publications (36)

Proceedings Article | 31 August 2022 Presentation + Paper

Review of radio frequency interference and potential impacts on the CMB-S4 cosmic microwave background survey

Darcy Barron, Amy Bender, Ian Birdwell, John Carlstrom, Jacques Delabrouille, Sam Guns, John Kovac, Charles Lawrence, Scott Paine, Nathan Whitehorn

Proceedings Volume 12190, 1219002 (2022) https://doi.org/10.1117/12.2629651

KEYWORDS: Sensors, Satellites, Electromagnetic coupling, Telescopes, Microwave radiation, Astronomy, Bolometers, Polarization, Satellite communications, Physics

Read Abstract +

Proceedings Article | 31 August 2022 Poster + Paper

Thermal testing for cryogenic CMB instrument optical design

D. Goldfinger, P.A.R. Ade, Z. Ahmed, M. Amiri, D. Barkats, R. Basu Thakur, D. Beck, C. Bischoff, J. Bock, V. Buza, J. Cheshire, J. Connors, J. Cornelison, M. Crumrine, A. Cukierman, E. Denison, M. Dierickx, L. Duband, M. Eiben, S. Fatigoni, J. Filippini, C. Giannakopoulos, N. Goeckner-Wald, J. Grayson, P. Grimes, G. Hall, G. Halal, M. Halpern, E. Hand, S. Harrison, S. Henderson, S. Hildebrandt, G. Hilton, J. Hubmayr, H. Hui, K. Irwin, J. Kang, K. Karkare, S. Kefeli, J. Kovac, C. L. Kuo, K. Lau, E. Leitch, A. Lennox, T. Liu, K. Megerian, L. Minutolo, L. Moncelsi, Y. Nakato, T. Namikawa, H. Nguyen, R. O'Brient, S. Palladino, M. Petroff, T. Prouvé, C. Pryke, B. Racine, C. Reintsema, M. Salatino, A. Schillaci, B. Schmitt, B. Singari, A. Soliman, A. Smith, T. St. Germaine, B. Steinbach, R. Sudiwala, K. Thompson, C. Tsai, C. Tucker, A. Turner, C. Umiltà, C. Verges, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, W. L. Wu, H. Yang, K. W. Yoon, E. Young, C. Yu, L. Zeng, C. Zhang, S. Zhang

Proceedings Volume 12190, 121901V (2022) https://doi.org/10.1117/12.2629490

KEYWORDS: Cryogenics, Optical filters, Thermal modeling, Foam, Receivers, Physics, Temperature metrology, Digital filtering, Sensors, Optical design

Read Abstract +

Proceedings Article | 31 August 2022 Poster + Paper

Laminate polyethylene window development for large aperture millimeter receivers

Miranda Eiben, Denis Barkats, Aurelia Balkaski, Sage Crystian, Marion Dierickx, David Goldfinger, Paul Grimes, Robert Kimberk, John Kovac, Grant Meiners, Matthew Petroff, Destiny Santalucia, Elaine Sheffield, Calvin Tsai, Natalia Villanueva

Proceedings Volume 12190, 121902L (2022) https://doi.org/10.1117/12.2629591

KEYWORDS: Antireflective coatings, Sensors, Receivers, Reflection, Optical components, Aluminum, Cryogenics, Optical fibers, Microwave radiation, Telescopes

Read Abstract +

Proceedings Article | 31 August 2022 Poster + Paper

Improved polarization calibration of the BICEP3 CMB polarimeter at the South Pole

J. Cornelison, C. Vergès, P. A. Ade, Z. Ahmed, M. Amiri, D. Barkats, R. Basu Thakur, D. Beck, C. A. Bischoff, J. J. Bock, V. Buza, J. R. Cheshire, J. Connors, M. Crumrine, A. J. Cukierman, E. V. Denison, M. I. Dierickx, L. Duband, M. Eiben, S. Fatigoni, J. P. Filippini, C. Giannakopoulos, N. Goeckner-Wald, D. Goldfinger, J. Grayson, P. K. Grimes, G. Hall, G. Halal, M. Halpern, E. Hand, S. A. Harrison, S. Henderson, S. R. Hildebrandt, G. C. Hilton, J. Hubmayr, H. Hui, K. Irwin, J. Kang, K. S. Karkare, S. Kefeli, J. Kovac, C. L. Kuo, K. Lau, E. M. Leitch, A. Lennox, T. Liu, K. Look, K. Megerian, L. Minutolo, L. Moncelsi, Y. Nakato, T. Namikawa, H. T. Nguyen, R. O'brient, S. Palladino, M. A. Petroff, T. Prouve, C. Pryke, B. Racine, C. D. Reintsema, M. Salatino, A. Schillaci, B. L. Schmitt, B. Singari, A. Soliman, T. St. Germaine, B. Steinbach, R. V. Sudiwala, K. L. Thompson, C. Tsai, C. Tucker, A. D. Turner, C. Umiltà, A. G. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, W. L. Wu, H. Yang, K. W. Yoon, E. Young, C. Yu, L. Zeng, C. Zhang, S. Zhang

Proceedings Volume 12190, 121901X (2022) https://doi.org/10.1117/12.2620212

KEYWORDS: Polarization, Sensors, Mirrors, Calibration, Telescopes, Modulation, Birefringence, Physics, Polarimetry

Read Abstract +

Proceedings Article | 31 August 2022 Presentation + Paper

Conceptual design of the modular detector and readout system for the CMB-S4 survey experiment

D. Barron, Z. Ahmed, J. Aguilar, A. Anderson, C. Baker, P. Barry, J. Beall, A. Bender, B. Benson, R. Besuner, T. Cecil, C. Chang, S. Chapman, G. Chesmore, G. Derylo, W. Doriese, S. Duff, T. Elleflot, J. Filippini, B. Flaugher, J. Gomez, P. Grimes, R. Gualtieri, I. Gullett, G. Haller, S. Henderson, D. Henke, R. Herbst, A. Huber, J. Hubmayr, M. Jonas, J. Joseph, C. King, J. Kovac, D. Kubik, M. Lisovenko, J. McMahon, L. Moncelsi, J. Nagy, B. Osherson, B. Reese, J. Ruhl, L. Sapozhnikov, A. Schillaci, S. Simon, A. Suzuki, G. Wang, B. Westbrook, V. Yefremenko, J. Zhang

Proceedings Volume 12190, 121900B (2022) https://doi.org/10.1117/12.2630494

KEYWORDS: Sensors, Prototyping, Superconductors, Bolometers, Time division multiplexing, Electronics, Wafer-level optics, Multiplexing, Silicon

Read Abstract +

Proceedings Article | 31 August 2022 Poster + Paper

2022 upgrade and improved low frequency camera sensitivity for CMB observation at the South Pole

A. Soliman, P. A. R. Ade, Z. Ahmed, M. Amiri, D. Barkats, R. Basu Thakur, C. A. Bischoff, D. Beck, J.J. Bock, V. Buza, J. Cheshire, J. Connors, J. Cornelison, M. Crumrine, A. J. Cukierman, E. V. Denison, M. I. Dierickx, L. Duband, M. Eiben, S. Fatigoni, J. P. Filippini, C. Giannakopoulos, N. Goeckner-Wald, D. C. Goldfinger, J. Grayson, P. K. Grimes, G. Hall, G. Halal, M. Halpern, E. Hand, S. A. Harrison, S. Henderson, S. R. Hildebrandt, G. C. Hilton, J. Hubmayr, H. Hui, K. Irwin, J. Kang, K. Karkare, S. Kefeli, J. M. Kovac, C. L. Kuo, K. Lau, E. M. Leitch, A. Lennox, T. Liu, K. G. Megerian, L. Minutolo, L. Moncelsi, Y. Nakato, T. Namikawa, H. Nguyen, R. O'Brient, S. Palladino, M. Petroff, N. Precup, T. Prouve, C. Pryke, B. Racine, C. Reintsema, M. Salatino, A. Schillaci, B. Schmitt, B. Singari, T. St. Germaine, B. Steinbach, R. Sudiwala, K. Thompson, C. Tsai, C. Tucker, A. Turner, C. Umiltà, C. Vergès, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, W. L. Wu, H. Yang, K. W. Yoon, E. Young, C. Yu, L. Zeng, C. Zhang, S. Zhang

Proceedings Volume 12190, 1219014 (2022) https://doi.org/10.1117/12.2628058

KEYWORDS: Cameras, Physics, Optical testing, Telescopes, Synchrotrons, Receivers, Photons, Optical simulations, Physical cosmology, Astronomical detectors

Read Abstract +

Proceedings Article | 29 August 2022 Presentation

BICEP ARRAY 150 GHz design development and progress

Silvia Zhang, P.A.R. Ade, Zeeshan Ahmed, Mandana Amiri, Denis Barkats, Ritoban Basu Thakur, Colin Bischoff, Dominic Beck, James Bock, Victor Buza, , Jake Connors, Michael Crumine, Ari Jozef Cukierman, Edward Denison, Marion Dierickx, Sofia Fatigoni, Jeff Filippini, Christos Giannakopoulos, Neil Goeckner-Wald, David Goldfinger, James Grayson, Paul Grimes, Grantland Hall, George Halal, Mark Halpern, Emma Hand, Sam Harrison, Shawn Henderson, Sergi Hildebrandt, Gene Hilton, Johannes Hubmayr, Howard Hui, Kent Irwin, Jae Hwan Kang, Kirit Karkare, Ethan Karpel, Sinan Kefeli, John Kovac, Chao-Lin Kuo, King Lau, Erik Leitch, Amber Lennox, K. Megerian, Lorenzo Minutolo, Lorenzo Moncelsi, Yuka Nakato, Toshiya Namikawa, H. Nguyen, Roger O'brient, Steven Palladino, Matthew Petroff, Nathan Precup, Thomas Prouvé, Clement Pryke, Benjamin Racine, Carl Reintsema, Alessandro Schillaci, Benjamin Schmitt, Baibhav Singari, Ahmed Soliman, Tyler St. Germaine, Bryan Steinbach, Rashmi Sudiwala, Keith Thompson, Carole Tucker, Anthony Turner, Caterina Ulmità, Clara Verges, A. Vieregg, Albert Wandui, Alexis Weber, Don Wiebe, Justin Willmert, Wai Ling Wu, Hung-I Yang, Ki Won Yoon, Edward Young, Cyndia Yu, Lingzhen Zeng, Cheng Zhang

Proceedings Volume PC12190, PC1219006 (2022) https://doi.org/10.1117/12.2629754

KEYWORDS: Sensors, Receivers, Telescopes, Superconductors, Refractor telescopes, Polarization, Niobium, Multiplexing, Magnetism, Detector arrays

Read Abstract +

Proceedings Article | 15 December 2020 Poster + Paper

Analysis of Temperature-to-Polarization Leakage in BICEP3 and Keck CMB Data from 2016 to 2018

T. St. Germaine, P. A. R. Ade, Z. Ahmed, M. Amiri, D. Barkats, R. Basu Thakur, C. Bischoff, J. Bock, H. Boenish, E. Bullock, V. Buza, J. Cheshire, J. Connors, J. Cornelison, M. Crumrine, A. Cukierman, E. Denison, M. Dierickx, L. Duband, M. Eiben, S. Fatigoni, J. Filippini, S. Fliescher, N. Goeckner-Wald, D. Goldfinger, J. Grayson, P. Grimes, G. Hall, M. Halpern, S. Harrison, S. Henderson, S. Hildebrandt, G. Hilton, J. Hubmayr, H. Hui, K. Irwin, J. Kang, K. Karkare, E. Karpel, S. Kefeli, S. Kernasovskiy, J. Kovac, C. L. Kuo, K. Lau, E. Leitch, K. Megerian, L. Minutolo, L. Moncelsi, Y. Nakato, T. Namikawa, H. Nguyen, R. O'brient, R. W. Ogburn, S. Palladino, N. Precup, T. Prouve, C. Pryke, B. Racine, C. Reintsema, S. Richter, A. Schillaci, B. Schmitt, R. Schwarz, C. Sheehy, A. Soliman, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umiltà, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. Wu, E. Yang, K. W. Yoon, E. Young, C. Yu, L. Zeng, Cheng Zhang, S. Zhang

Proceedings Volume 11453, 114532E (2020) https://doi.org/10.1117/12.2562729

KEYWORDS: Polarimetry, Sensors, Optical testing, Beam analyzers, Refractor telescopes, Telescopes, Microwave radiation, Polarization, Statistical analysis

Read Abstract +

Proceedings Article | 13 December 2020 Presentation + Paper

Receiver development for BICEP Array, a next-generation CMB polarimeter at the South Pole

L. Moncelsi, P. A. R. Ade, Z, Ahmed, M. Amiri, D. Barkats, R. Basu Thakur, C. Bischoff, J. J. Bock, V. Buza, J. Cheshire, J. Connors, J. Cornelison, M. Crumrine, A. J. Cukierman, E. V. Denison, M. Dierickx, L. Duband, M. Eiben, S. Fatigoni, J. P. Filippini, N. Goeckner-Wald, D. Goldfinger, J. Grayson, P. Grimes, G. Hall, M. Halpern, S. A. Harrison, S. Henderson, S. R. Hildebrandt, G. C. Hilton, J. Hubmayr, H. Hui, K. D. Irwin, J. H. Kang, K. S. Karkare, S. Kefeli, J. M. Kovac, C. L. Kuo, K. Lau, E. M. Leitch, K. G. Megerian, L. Minutolo, Y. Nakato, T. Namikawa, H. T. Nguyen, R. O'brient, S. Palladino, N. Precup, T. Prouve, C. Pryke, B. Racine, C. D. Reintsema, A. Schillaci, B. L. Schmitt, A. Soliman, T. St. Germaine, B. Steinbach, R. Sudiwala, K. L. Thompson, C. Tucker, A. D. Turner, C. Umiltà, A. G. Vieregg, A. Wandui, A. C. Weber, D. V. Wiebe, J. Willmert, W. L. Wu, E. Yang, K. W. Yoon, E. Young, C. Yu, L. Zeng, C. Zhang, S. Zhang

Proceedings Volume 11453, 1145314 (2020) https://doi.org/10.1117/12.2561995

KEYWORDS: Polarimetry, Receivers, Polarization, Microwave radiation, Synchrotrons, Sensors, Calibration

Read Abstract +

Proceedings Article | 13 December 2020 Poster + Paper

Polarization calibration of the BICEP3 CMB polarimeter at the South Pole

J. Cornelison, P. A. Ade, Z. Ahmed, M. Amiri, D. Barkats, R. Basu Thakur, C. Bischoff, J. Bock, H. Boenish, E. Bullock, V. Buza, J. Cheshire, J. Connors, M. Crumrine, A. Cukierman, E. Denison, M. Dierickx, L. Duband, M. Eiben, S. Fatigoni, J. Filippini, S. Fliescher, N. Goeckner-Wald, D. Goldfinger, J. Grayson, P. Grimes, G. Hall, G. Halal, M. Halpern, S. Harrison, S. Henderson, S. Hildebrandt, G. Hilton, J. Hubmayr, H. Hui, K. Irwin, J. Kang, K. Karkare, E. Karpel, S. Kefeli, S. Kernasovkiy, J. Kovac, C. L. Kuo, K. Lau, E. Leitch, K. Megerian, L. Minutolo, L. Moncelsi, Y. Nakato, T. Namikawa, H. Nguyen, R. O'Brient, R. Ogburn, S. Palladino, N. Precup, T. Prouve, C. Pryke, B. Racine, C. Reintsema, S. Richter, A. Schillaci, B. Schmitt, R. Schwarz, C. Sheehy, A. Soliman, T. St. Germaine, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umilta, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. K. Wu, E. Yang, K. W. Yoon, E. Young, C. Yu, L. Zeng, C. Zhang, S. Zhang

Proceedings Volume 11453, 1145327 (2020) https://doi.org/10.1117/12.2562905

KEYWORDS: Polarization, Polarimetry, Sensors, Telescopes, Refractor telescopes, Optical instrument design, Microwave radiation, Signal detection, Antennas, Physical phenomena

Read Abstract +

Proceedings Article | 13 December 2020 Poster + Paper

Observing low elevation sky and the CMB Cold Spot with BICEP3 at the South Pole

Jae Hwan Kang, P. A. R. Ade, Z. Ahmed, M. Amiri, D. Barkats, R. Basu Thakur, C. Bischoff, J. Bock, H. Boenish, E. Bullock, Victor Buza, J. Cheshire, J. Connors, J. Cornelison, M. Crumrine, A. Cukierman, E. Denison, M. Dierickx, L. Duband, M. Eiben, S. Fatigoni, J. Filippini, S. Fliescher, N. Goeckner-Wald, D. Goldfinger, J. Grayson, P. Grimes, G. Hall, M. Halpern, S. Harrison, S. Henderson, S. Hildebrandt, G. Hilton, J. Hubmayr, H. Hui, K. Irwin, K. Karkare, E. Karpel, S. Kefeli, S. Kernasovskiy, J. Kovac, C.-L. Kuo, K. Lau, E. Leitch, K. Megerian, L. Minutolo, L. Moncelsi, Y. Nakato, T. Namikawa, H. Nguyen, R. O'brient, R. W. Ogburn, S. Palladino, N. Precup, T. Prouve, C. Pryke, B. Racine, C. Reintsema, S. Richter, A. Schillaci, B. Schmitt, R. Schwarz, C. Sheehy, A. Soliman, T. St. Germaine, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umiltà, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. Wu, E. Yang, K. W. Yoon, E. Young, C. Yu, L. Zeng, C. Zhang, S. Zhang

Proceedings Volume 11453, 114532D (2020) https://doi.org/10.1117/12.2562066

KEYWORDS: Polarization, Mirrors, Refractor telescopes, Telescopes, Microwave radiation, Cryocoolers, Receivers, Beam shaping, Raster graphics, Mirror pointing

Read Abstract +

Proceedings Article | 16 July 2018 Paper

Design and performance of wide-band corrugated walls for the BICEP Array detector modules at 30/40 GHz

A. Soliman, P. A. R. Ade, Z. Ahmed, R. Aikin , K. Alexander, D. Barkats, S. Benton, C. Bischoff, J. Bock, R. Bowens-Rubin, J. Brevik, I. Buder, E. Bullock, V. Buza, J. Connors, J. Cornelison, B. Crill, M. Crumrine, M. Dierickx, L. Duband, C. Dvorkin, J. Filippini, S. Fliescher, J. Grayson, G. Hall, M. Halpern, S. Harrison, S. Hildebrandt, G. Hilton, H. Hui, K. Irwin, J. H. Kang, K. Karkare, E. Karpel, J. Kaufman, B. Keating, S. Kefeli, S. Kernasovskiy, J. Kovac, C. L. Kuo, K. Lau, N. Larsen, E. Leitch, M. Lueker, K. Megerian, L. Moncelsi, T. Namikawa, C. Netterfield, H. Nguyen, R. O'Brient, R. W. Ogburn, S. Palladino, C. Pryke, B. Racine, S. Richter, R. Schwarz, A. Schillaci, C. Sheehy, T. St. Germaine, Z. Staniszewski, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umiltà, J. Van Zyl, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. Wu, E. Yang, K. W. Yoon, C. Zhang

Proceedings Volume 10708, 107082G (2018) https://doi.org/10.1117/12.2312942

KEYWORDS: Sensors, Antennas, Optical simulations, Physics, Polarization, Receivers, Metals, Microwave radiation, Optical testing, Detector arrays

Read Abstract +

Proceedings Article | 10 July 2018 Paper

2017 upgrade and performance of BICEP3: a 95GHz refracting telescope for degree-scale CMB polarization

Jae Hwan Kang, P. A. Ade, Z. Ahmed, R. Aikin, K. Alexander, D. Barkats, S. Benton, C. Bischoff, J. Bock, H. Boenish, R. Bowens-Rubin, J. Brevik, I. Buder, E. Bullock, V. Buza, J. Connors, J. Cornelison, B. Crill, M. Crumrine, M. Dierickx, L. Duband, C. Dvorkin, J. Filippini, S. Fliescher, J. Grayson, G. Hall, M. Halpern, S. Harrison, S. Hildebrandt, G. Hilton, H. Hui, K. Irwin, K. Karkare, E. Karpel, J. Kaufman, B. Keating, S. Kefeli, S. Kernasovskiy, J. Kovac, C. L. Kuo, N. Larsen, K. Lau, E. Leitch, M. Lueker, K. Megerian, L. Moncelsi, T. Namikawa, B. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, S. Palladino, C. Pryke, B. Racine, S. Richter, A. Schillaci, R. Schwarz, C. Sheehy, A. Soliman, T. St. Germaine, Z. Staniszewski, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umiltà, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. Wu, H. Yang, K, W. Yoon, C. Zhang

Proceedings Volume 10708, 107082N (2018) https://doi.org/10.1117/12.2313854

KEYWORDS: Sensors, Receivers, Optical filters, Polarization, Foam, Physics, Telescopes, Optical filtering, Refractor telescopes, Physical cosmology

Read Abstract +

Proceedings Article | 9 July 2018 Paper

BICEP Array cryostat and mount design

Michael Crumrine, P. A. R. Ade, Z. Ahmed, R. Aikin, K. Alexander, D. Barkats, S. Benton, C. Bischoff, J. Bock, R. Bowens-Rubin, J. Brevik, I. Buder, E. Bullock, V. Buza, J. Connors, J. Cornelison, B. Crill, M. Dierickx, L. Duband, C. Dvorkin, J. Filippini, S. Fliescher, J. Grayson, G. Hall, M. Halpern, S. Harrison, S. Hildebrandt, G. Hilton, H. Hui, K. Irwin, J. H. Kang, K. Karkare, E. Karpel, J. Kaufman, B. Keating, S. Kefeli, S. Kernasovskiy, J. Kovac, C. L. Kuo, N. Larsen, K. Lau, E. Leitch, M. Lueker, K. Megerian, L. Moncelsi, T. Namikawa, C. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, S. Palladino, C. Pryke, B. Racine, S. Richter, R. Schwarz, A. Schillaci, C. Sheehy, A. Soliman, T. St. Germaine, Z. Staniszewski, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umiltà, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. K. Wu, E. Yang, K. W. Yoon, C. Zhang

Proceedings Volume 10708, 107082D (2018) https://doi.org/10.1117/12.2312829

KEYWORDS: Receivers, Physics, Signal detection, Polarization, Interfaces, Electronics, Helium, Carbon, Astronomy, Astrophysics

Read Abstract +

Proceedings Article | 9 July 2018 Paper

Ultra-thin large-aperture vacuum windows for millimeter wavelengths receivers

Denis Barkats, Marion Dierickx, John Kovac, Chris Pentacoff, P. A. Ade, Z. Ahmed, R. Aikin, K. Alexander, S. Benton, C. Bischoff, J. Bock, R. Bowens-Rubin, J. Brevik, I. Buder, E. Bullock, V. Buza, J. Connors, J. Cornelison, B. Crill, M. Crumrine, L. Duband, C. Dvorkin, J. Filippini, S. Fliescher, J. Grayson, G. Hall, M. Halpern, S. Harrison, S. Hildebrandt, G. Hilton, H. Hui, K. Irwin, J. Kang, K. Karkare, E. Karpel, J. Kaufman, B. Keating, S. Kefeli, S. Kernasovskiy, C. L. Kuo, K. Lau, N. Larsen, E. Leitch, M. Lueker, K. Megerian, L. Moncelsi, T. Namikawa, H. Nguyen, R. O'Brient, R. Ogburn, S. Palladino, C. Pryke, B. Racine, S. Richter, R. Schwarz, A. Schillaci, C. Sheehy, A. Soliman, T. St. Germaine, Z. Staniszewski, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umiltà, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. Wu, H. Yang, K. W. Yoon, C. Zhang

Proceedings Volume 10708, 107082K (2018) https://doi.org/10.1117/12.2312585

KEYWORDS: Receivers, Physics, Refraction, Reflection, Prototyping, Scattering, Light scattering, Manufacturing, Astrophysics, Astronomy

Read Abstract +

Proceedings Article | 9 July 2018 Presentation + Paper

BICEP Array: a multi-frequency degree-scale CMB polarimeter

Howard Hui, P. A. R. Ade, Z. Ahmed, R. Aikin, K. Alexander, D. Barkats, S. Benton, C. Bischoff, J. Bock, R. Bowens-Rubin, J. Brevik, I. Buder, E. Bullock, V. Buza, J. Connors, J. Cornelison, B. Crill, M. Crumrine, M. Dierickx, L. Duband, C. Dvorkin, J. Filippini, S. Fliescher, J. Grayson, G. Hall, M. Halpern, S. Harrison, S. Hildebrandt, G. Hilton, K. Irwin, J. Kang, K. Karkare, E. Karpel, J. Kaufman, B. Keating, S. Kefeli, S. Kernasovskiy, J. M. Kovac, C.-L. Kuo, K. Lau, N. Larsen, E. Leitch, M. Lueker, K. Megerian, L. Moncelsi, T. Namikawa, C. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, S. Palladino, C. Pryke, B. Racine, S. Richter, R. Schwarz, A. Schillaci, C. Sheehy, A. Soliman, T. St. Germaine, Z. Staniszewski, B. Steinbach, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, C. Umiltà, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, C. L. Wong, W. L. K. Wu, E. Yang, K. W. Yoon, C. Zhang

Proceedings Volume 10708, 1070807 (2018) https://doi.org/10.1117/12.2311725

KEYWORDS: Sensors, Receivers, Niobium, Physics, Polarization, Magnetism, Optical filters, Telescopes, Electronics, Multiplexing

Read Abstract +

Proceedings Article | 9 July 2018 Paper

High-precision scanning water vapor radiometers for cosmic microwave background site characterization and comparison

D. Barkats, R. Bowens-Rubin, W. Clay, T. Culp, R. Hills, J. Kovac, N. Larsen, S. Paine, C. Sheehy, A. Vieregg

Proceedings Volume 10708, 107082E (2018) https://doi.org/10.1117/12.2312712

KEYWORDS: Telescopes, Radiometry, Polarization, Optical scanning systems, Microwave radiation

Read Abstract +

Proceedings Article | 27 July 2016 Paper

BICEP3 focal plane design and detector performance

H. Hui, P. Ade, Z. Ahmed, K. Alexander, M. Amiri, D. Barkats, S. Benton, C. Bischoff, J. Bock, H. Boenish, R. Bowens-Rubin, I. Buder, E. Bullock, V. Buza, J. Connors, J. Filippini, S. Fliescher, J. Grayson, M. Halpern, S. Harrison, G. Hilton, V. Hristov, K. Irwin, J. Kang, K. Karkare, E. Karpel, S. Kefeli, S. Kernasovskiy, J. Kovac, C. L. Kuo, E. Leitch, M. Lueker, K. Megerian, V. Monticue, T. Namikawa, C. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, C. Pryke, C. Reintsema, S. Richter, R. Schwarz, C. Sorensen, C. Sheehy, Z. Staniszewski, B. Steinbach, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, W. L. Wu, K. W. Yoon

Proceedings Volume 9914, 99140T (2016) https://doi.org/10.1117/12.2232986

KEYWORDS: Sensors, Sensor performance, Telescopes, Polarization, Sensors, Sensor performance, Polarization, Telescopes, Multiplexers, Physics, Multiplexing, Aluminum, Niobium, Receivers

Read Abstract +

Proceedings Article | 20 July 2016 Paper

Optical characterization of the BICEP3 CMB polarimeter at the South Pole

K. Karkare, P. A. Ade, Z. Ahmed, K. Alexander, M. Amiri, D. Barkats, S. Benton, C. Bischoff, J. Bock, H. Boenish, R. Bowens-Rubin, I. Buder, E. Bullock, V. Buza, J. Connors, J. Filippini, S. Fliescher, J. Grayson, M. Halpern, S. Harrison, G. Hilton, V. Hristov, H. Hui, K. Irwin, J. Kang, E. Karpel, S. Kefeli, S. Kernasovskiy, J. Kovac, C. L. Kuo, E. Leitch, M. Lueker, K. Megerian, V. Monticue, T. Namikawa, C. Netterfield, H. T. Nguyen, R. O'Brient, R. Ogburn, C. Pryke, C. Reintsema, S. Richter, M. St. Germaine, R. Schwarz, C. Sheehy, Z. Staniszewski, B. Steinbach, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, A. Vieregg, A. Wandui, A. Weber, J. Willmert, C. L. Wong, W. L. Wu, K. W. Yoon

Proceedings Volume 9914, 991430 (2016) https://doi.org/10.1117/12.2231747

KEYWORDS: Sensors, Microwave radiation, Polarization, Telescopes, Microwave radiation, Composites, Optical testing, Mirrors, Physics, Optical simulations, Beam shaping

Read Abstract +

Proceedings Article | 19 July 2016 Paper

BICEP3 performance overview and planned Keck Array upgrade

J. Grayson, P. A. Ade, Z. Ahmed, K. Alexander, M. Amiri, D. Barkats, S. Benton, C. Bischoff, J. Bock, H. Boenish, R. Bowens-Rubin, I. Buder, E. Bullock, V. Buza, J. Connors, J. Filippini, S. Fliescher, M. Halpern, S. Harrison, G. Hilton, V. Hristov, H. Hui, K. Irwin, J. Kang, K. Karkare, E. Karpel, S. Kefeli, S. Kernasovskiy, J. Kovac, C. L. Kuo, E. Leitch, M. Lueker, K. Megerian, V. Monticue, T. Namikawa, C. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, C. Pryke, C. Reintsema, S. Richter, R. Schwarz, C. Sorenson, C. Sheehy, Z. Staniszewski, B. Steinbach, G. Teply, K. Thompson, J. Tolan, C. Tucker, A. Turner, A. Vieregg, A. Wandui, A. Weber, D. Wiebe, J. Willmert, W. L. Wu, K. W. Yoon

Proceedings Volume 9914, 99140S (2016) https://doi.org/10.1117/12.2233894

KEYWORDS: Sensors, Receivers, Polarization, Staring arrays, Physics, Signal detection, Bolometers, Helium, Multiplexers, Cryogenics

Read Abstract +

Proceedings Article | 19 August 2014 Paper

Keck array and BICEP3: spectral characterization of 5000+ detectors

K. Karkare, P. A. Ade, Z. Ahmed, R. Aikin, K. Alexander, M. Amiri, D. Barkats, S. Benton, C. Bischoff, J. Bock, J. Bonetti, J. Brevik, I. Buder, E. Bullock, B. Burger, J. Connors, B. Crill, G. Davis, C. Dowell, L. Duband, J. Filippini, S. Fliescher, S. Golwala, M. Gordon, J. Grayson, M. Halpern, M. Hasselfield, S. Hildebrandt, G. Hilton, V. Hristov, H. Hui, K. Irwin, J. Kang, E. Karpel, S. Kefeli, S. Kernasovskiy, J. Kovac, C. Kuo, E. Leitch, M. Lueker, P. Mason, K. Megerian, C. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, C. Pryke, C. Reintsema, S. Richter, R. Schwarz, C. Sheehy, Z. Staniszewski, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, A. Turner, A. Vieregg, A. Weber, C. Wong, W. L. Wu, K. Yoon

Proceedings Volume 9153, 91533B (2014) https://doi.org/10.1117/12.2056779

KEYWORDS: Sensors, Receivers, Fourier transforms, Polarization, Atmospheric modeling, Calibration, Atmospheric sensing, Signal detection, Physics, Microwave radiation

Read Abstract +

Proceedings Article | 19 August 2014 Paper

BICEP3: a 95GHz refracting telescope for degree-scale CMB polarization

Z. Ahmed, M. Amiri, S. Benton, J. Bock, R. Bowens-Rubin, I. Buder, E. Bullock, J. Connors, J. Filippini, J. Grayson, M. Halpern, G. Hilton, V. Hristov, H. Hui, K. Irwin, J. Kang, K. Karkare, E. Karpel, J. Kovac, C. Kuo, C. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, C. Pryke, C. Reintsema, S. Richter, K. Thompson, A. Turner, A. Vieregg, W. L. Wu, K. Yoon

Proceedings Volume 9153, 91531N (2014) https://doi.org/10.1117/12.2057224

KEYWORDS: Sensors, Polarization, Receivers, Microwave radiation, Infrared radiation, Lenses, Refractor telescopes, Telescopes, Bolometers, Physics

Read Abstract +

Proceedings Article | 19 August 2014 Paper

BICEP2 and Keck array: upgrades and improved beam characterization

I. Buder, P. A. Ade, Z. Ahmed, R. Aikin, K. Alexander, M. Amiri, D. Barkats, S. Benton, C. Bischoff, J. Bock, J. Bonetti, J. Brevik, E. Bullock, B. Burger, B. Crill, G. Davis, C. Dowell, L. Duband, J. Filippini, S. Fliescher, S. Golwala, M. Gordon, M. Halpern, M. Hasselfield, S. Hildebrandt, G. Hilton, V. Hristov, H. Hui, K. Irwin, K. Karkare, J. Kaufman, B. Keating, S. Kefeli, S. Kernasovskiy, J. Kovac, C. Kuo, E. Leitch, M. Lueker, P. Mason, K. Megerian, C. Netterfield, H. Nguyen, R. O’Brient, R. Ogburn, A. Orlando, C. Pryke, C. Reintsema, S. Richter, R. Schwarz, C. Sheehy, Z. Staniszewski, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, A. Turner, A. Vieregg, A. Weber, D. Wiebe, P. Wilson, C. Wong, K. Yoon

Proceedings Volume 9153, 915312 (2014) https://doi.org/10.1117/12.2055713

KEYWORDS: Telescopes, Sensors, Polarization, Receivers, Microwave radiation, Mirrors, Physics, Space telescopes, Optical testing, Optical simulations

Read Abstract +

Proceedings Article | 27 September 2012 Paper

BICEP2 and Keck Array operational overview and status of observations

R. Ogburn, P. A. Ade, R. Aikin, M. Amiri, S. Benton, C. Bischoff, J. Bock, J. Bonetti, J. Brevik, E. Bullock, B. Burger, G. Davis, C. Dowell, L. Duband, J. Filippini, S. Fliescher, S. Golwala, M. Gordon, M. Halpern, M. Hasselfield, G. Hilton, V. Hristov, H. Hui, K. Irwin, J. Kaufman, B. Keating, S. Kernasovskiy, J. Kovac, C. Kuo, E. Leitch, M. Lueker, T. Montroy, C. Netterfield, H. Nguyen, R. O'Brient, A. Orlando, C. Pryke, C. Reintsema, S. Richter, J. Ruhl, M. Runyan, R. Schwarz, C. Sheehy, Z. Staniszewski, R. Sudiwala, G. Teply, K. Thompson, J. Tolan, A. Turner, A. Vieregg, D. Wiebe, P. Wilson, C. Wong

Proceedings Volume 8452, 84521A (2012) https://doi.org/10.1117/12.925731

KEYWORDS: Sensors, Receivers, Multiplexing, Polarization, Telescopes, Staring arrays, Microwave radiation, Liquids, Helium, Cryogenics

Read Abstract +

Proceedings Article | 27 September 2012 Paper

Optimization and sensitivity of the Keck array

S. Kernasovskiy, P. A. R. Ade, R. Aikin, M. Amiri, S. Benton, C. Bischoff, J. Bock, J. Bonetti, J. Brevik, B. Burger, G. Davis, C. Dowell, L. Duband, J. Filippini, S. Fliescher, S. Golwala, M. Halpern, M. Hasselfield, G. Hilton, V. Hristov, K. Irwin, J. Kovac, C. Kuo, E. Leitch, M. Lueker, C. Netterfield, H. Nguyen, R. O'Brient, R. Ogburn, C. Pryke, C. Reintsema, J. Ruhl, M. Runyan, R. Schwarz, C. Sheehy, Z. Staniszewski, R. Sudiwala, G. Teply, J. Tolan, A. Turner, A. Vieregg, D. Wiebe, P. Wilson, C. Wong

Proceedings Volume 8452, 84521B (2012) https://doi.org/10.1117/12.926934

KEYWORDS: Sensors, Polarization, Multiplexing, Receivers, Telescopes, Calibration, Resistance, Servomechanisms, Switches, Phonons

Read Abstract +

Proceedings Article | 27 September 2012 Paper

Antenna-coupled TES bolometers for the Keck array, Spider, and Polar-1

R. O'Brient, P. A. Ade, Z. Ahmed, R. Aikin, M. Amiri, S. Benton, C. Bischoff, J. Bock, J. Bonetti, J. Brevik, B. Burger, G. Davis, P. Day, C. Dowell, L. Duband, J. Filippini, S. Fliescher, S. Golwala, J. Grayson, M. Halpern, M. Hasselfield, G. Hilton, V. Hristov, H. Hui, K. Irwin, S. Kernasovskiy, J. Kovac, C. Kuo, E. Leitch, M. Lueker, K. Megerian, L. Moncelsi, C. Netterfield, H. Nguyen, R. Ogburn, C. Pryke, C. Reintsema, J. Ruhl, M. Runyan, R. Schwarz, C. Sheehy, Z. Staniszewski, R. Sudiwala, G. Teply, J. Tolan, A. Turner, R. Tucker, A. Vieregg, D. Wiebe, P. Wilson, C. Wong, W. L. Wu, K. Yoon

Proceedings Volume 8452, 84521G (2012) https://doi.org/10.1117/12.927214

KEYWORDS: Polarization, Antennas, Niobium, Sensors, Bolometers, Cameras, Phased array optics, Near field, Scattering, Physics

Read Abstract +

Proceedings Article | 24 September 2012 Paper

Optical characterization of the Keck array polarimeter at the South Pole

A. G. Vieregg, P. A. R. Ade, R. Aikin, C. Bischoff, J. J. Bock, J. A. Bonetti, K. J. Bradford, J. A. Brevik, C. D. Dowell, L. Duband, J. P. Filippini, S. Fliescher, S. R. Golwala, M. S. Gordon, M. Halpern, G. Hilton, V. V. Hristov, K. Irwin, S. Kernasovskiy, J. M. Kovac, C. L. Kuo, E. Leitch, M. Lueker, T. Montroy, C. B. Netterfield, H. T. Nguyen, R. O'Brient, R. W. Ogburn, C. Pryke, J. E. Ruhl, M. Runyan, R. Schwarz, C. Sheehy, Z. Staniszewski, R. Sudiwala, G. Teply, J. Tolan, A. D. Turner, P. Wilson, C. L. Wong

Proceedings Volume 8452, 845226 (2012) https://doi.org/10.1117/12.926639

KEYWORDS: Sensors, Receivers, Polarization, Optical testing, Microwave radiation, Mirrors, Polarimetry, Control systems, Beam shaping, Telescopes

Read Abstract +