Related papers: The POLARBEAR-2 and Simons Array Focal Plane Fabri…

The 90 and 150 GHz universal focal-plane modules for the Simons Observatory

The Simons Observatory (SO) is a suite of telescopes located in the Atacama Desert in Chile that will make sensitive measurements of the cosmic microwave background. There are a host of cosmological and astrophysical questions that SO is…

Instrumentation and Methods for Astrophysics · Physics 2021-12-03 Heather McCarrick , Kam Arnold , Zachary Atkins , Jason Austermann , Tanay Bhandarkar , Steve K. Choi , Cody J. Duell , Shannon M. Duff , Daniel Dutcher , Nicholas Galitzk , Erin Healy , Zachary B. Huber , Johannes Hubmayr , Bradley R. Johnson , Michael D. Niemack , Joseph Seibert , Maximiliano Silva-Feaver , Rita F. Sonka , Suzanne T. Staggs , Eve M. Vavagiakis , Yuhan Wang , Zhilei Xu , Kaiwen Zheng , Ningfeng Zhu

B-Machine Polarimeter: A Telescope to Measure the Polarization of the Cosmic Microwave Background

The B-Machine Telescope is the culmination of several years of development, construction, characterization and observation. The telescope is a departure from standard polarization chopping of correlation receivers to a half wave plate…

Instrumentation and Methods for Astrophysics · Physics 2013-11-11 Brian D. Williams

PROTOCALC, A W-band polarized calibrator for CMB Telescopes: application to Simons Observatory and CLASS

Current- and next-generation Cosmic Microwave Background (CMB) experiments will measure polarization anisotropies with unprecedented sensitivities. The need for high precision in these measurements underscores the importance of gaining a…

Instrumentation and Methods for Astrophysics · Physics 2025-06-02 Gabriele Coppi , Nadia Dachlythra , Federico Nati , Rolando Dünner-Planella , Alexandre E. Adler , Josquin Errard , Nicholas Galitzki , Yunyang Li , Matthew A. Petroff , Sara M. Simon , Ema Tsang King Sang , Amalia Villarrubia Aguilar , Edward J. Wollack , Mario Zannoni

Antenna-coupled TES bolometers used in BICEP2, Keck array, and SPIDER

We have developed antenna-coupled transition-edge sensor (TES) bolometers for a wide range of cosmic microwave background (CMB) polarimetry experiments, including BICEP2, Keck Array, and the balloon borne SPIDER. These detectors have…

Instrumentation and Methods for Astrophysics · Physics 2015-10-28 P. A. R. Ade , R. W. Aikin , M. Amiri , D. Barkats , S. J. Benton , C. A. Bischoff , J. J. Bock , J. A. Bonetti , J. A. Brevik , I. Buder , E. Bullock , G. Chattopadhyay , G. Davis , P. K. Day , C. D. Dowell , L. Duband , J. P. Filippini , S. Fliescher , S. R. Golwala , M. Halpern , M. Hasselfield , S. R. Hildebrandt , G. C. Hilton , V. Hristov , H. Hui , K. D. Irwin , W. C. Jones , K. S. Karkare , J. P. Kaufman , B. G. Keating , S. Kefeli , S. A. Kernasovskiy , J. M. Kovac , C. L. Kuo , H. G. Leduc , E. M. Leitch , N. Llombart , M. Lueker , P. Mason , K. Megerian , L. Moncelsi , C. B. Netterfield , H. T. Nguyen , R. O'Brient , R. W. Ogburn , A. Orlando , C. Pryke , A. S. Rahlin , C. D. Reintsema , S. Richter , M. C. Runyan , R. Schwarz , C. D. Sheehy , Z. K. Staniszewski , R. V. Sudiwala , G. P. Teply , J. E. Tolan , A. Trangsrud , R. S. Tucker , A. D. Turner , A. G. Vieregg , A. Weber , D. V. Wiebe , P. Wilson , C. L. Wong , K. W. Yoon , J. Zmuidzinas

Silicon-Based Antenna-Coupled Polarization-Sensitive Millimeter-Wave Bolometer Arrays for Cosmic Microwave Background Instruments

We describe feedhorn-coupled polarization-sensitive detector arrays that utilize monocrystalline silicon as the dielectric substrate material. Monocrystalline silicon has a low-loss tangent and repeatable dielectric constant,…

Instrumentation and Methods for Astrophysics · Physics 2017-01-18 Karwan Rostem , Aamir Ali , John W. Appel , Charles L. Bennett , Ari Brown , Meng-Ping Chang , David T. Chuss , Felipe A. Colazo , Nick Costen , Kevin L. Denis , Tom Essinger-Hileman , Ron Hu , Tobias A. Marriage , Samuel H. Moseley , Thomas R. Stevenson , Kongpop U-Yen , Edward J. Wollack , Zhilei Xu

Small Aperture Telescopes for the Simons Observatory

The Simons Observatory (SO) is an upcoming cosmic microwave background (CMB) experiment located on Cerro Toco, Chile, that will map the microwave sky in temperature and polarization in six frequency bands spanning 27 to 285 GHz. SO will…

Instrumentation and Methods for Astrophysics · Physics 2020-05-20 Aamir M. Ali , Shunsuke Adachi , Kam Arnold , Peter Ashton , Andrew Bazarko , Yuji Chinone , Gabriele Coppi , Lance Corbett , Kevin D Crowley , Kevin T Crowley , Mark Devlin , Simon Dicker , Shannon Duff , Chris Ellis , Nicholas Galitzki , Neil Goeckner-Wald , Kathleen Harrington , Erin Healy , Charles A Hill , Shuay-Pwu Patty Ho , Johannes Hubmayr , Brian Keating , Kenji Kiuchi , Akito Kusaka , Adrian T Lee , Michael Ludlam , Aashrita Mangu , Frederick Matsuda , Heather McCarrick , Federico Nati , Michael D. Niemack , Haruki Nishino , John Orlowski-Scherer , Mayuri Sathyanarayana Rao , Christopher Raum , Yuki Sakurai , Maria Salatino , Trevor Sasse , Joseph Seibert , Carlos Sierra , Maximiliano Silva-Feaver , Jacob Spisak , Sara M Simon , Suzanne Staggs , Osamu Tajima , Grant Teply , Tran Tsan , Edward Wollack , Bejamin Westbrook , Zhilei Xu , Mario Zannoni , Ningfeng Zhu

The Simons Observatory: Characterization of All DC/RF Routing Wafers for Detector Modules

The Simons Observatory (SO) is a cosmic microwave background experiment with over 67,000 polarization-sensitive transition-edge sensor (TES) detectors currently installed for use in observations and plans to increase the total detector…

Instrumentation and Methods for Astrophysics · Physics 2025-10-02 Alicia Middleton , Kyuyoung Bae , Cody J. Duell , Shannon M. Duff , Erin Healy , Zachary B. Huber , Johannes Hubmayr , Ben Keller , Lawrence T. Lin , Michael J. Link , Tammy J. Lucas , Michael D. Niemack , Eve M. Vavagiakis , Yuhan Wang

Proton Irradiation of SiPM arrays for POLAR-2

POLAR-2 is a space-borne polarimeter, built to investigate the polarization of Gamma-Ray Bursts and help elucidate their mechanisms. The instrument is targeted for launch in 2024 or 2025 aboard the China Space Station and is being developed…

Instrumentation and Methods for Astrophysics · Physics 2022-10-12 Slawomir Mianowski , Nicolas De Angelis , Johannes Hulsman , Merlin Kole , Tomasz Kowalski , Sebastian Kusyk , Hancheng Li , Zuzanna Mianowska , Jerzy Mietelski , Agnieszka Pollo , Dominik Rybka , Jianchao Sun , Jan Swakon , Damian Wrobel , Xin Wu

Performance of Al-Mn Transition-Edge Sensor Bolometers in SPT-3G

SPT-3G is a polarization-sensitive receiver, installed on the South Pole Telescope, that measures the anisotropy of the cosmic microwave background (CMB) from degree to arcminute scales. The receiver consists of ten 150~mm-diameter detector…

Instrumentation and Methods for Astrophysics · Physics 2020-01-08 A. J. Anderson , P. A. R. Ade , Z. Ahmed , J. S. Avva , P. S. Barry , R. Basu Thakur , A. N. Bender , B. A. Benson , L. Bryant , K. Byrum , J. E. Carlstrom , F. W. Carter , T. W. Cecil , C. L. Chang , H. -M. Cho , J. F. Cliche , A. Cukierman , T. de Haan , E. V. Denison , J. Ding , M. A. Dobbs , D. Dutcher , W. Everett , K. R. Ferguson , A. Foster , J. Fu , J. Gallicchio , A. E. Gambrel , R. W. Gardner , A. Gilbert , J. C. Groh , S. Guns , R. Guyser , N. W. Halverson , A. H. Harke-Hosemann , N. L. Harrington , J. W. Henning , G. C. Hilton , W. L. Holzapfel , D. Howe , N. Huang , K. D. Irwin , O. B. Jeong , M. Jonas , A. Jones , T. S. Khaire , A. M. Kofman , M. Korman , D. L. Kubik , S. Kuhlmann , C. -L. Kuo , A. T. Lee , E. M. Leitch , A. E. Lowitz , S. S. Meyer , D. Michalik , J. Montgomery , A. Nadolski , T. Natoli , H. Nguyen , G. I. Noble , V. Novosad , S. Padin , Z. Pan , P. Paschos , J. Pearson , C. M. Posada , W. Quan , A. Rahlin , D. Riebel , J. E. Ruhl , J. T. Sayre , E. Shirokoff , G. Smecher , J. A. Sobrin , A. A. Stark , J. Stephen , K. T. Story , A. Suzuki , K. L. Thompson , C. Tucker , L. R. Vale , K. Vanderlinde , J. D. Vieira , G. Wang , N. Whitehorn , V. Yefremenko , K. W. Yoon , M. R. Young

BICEP2 II: Experiment and Three-Year Data Set

We report on the design and performance of the BICEP2 instrument and on its three-year data set. BICEP2 was designed to measure the polarization of the cosmic microwave background (CMB) on angular scales of 1 to 5 degrees ($\ell$=40-200),…

Cosmology and Nongalactic Astrophysics · Physics 2014-08-18 BICEP2 Collaboration , P. A. R Ade , R. W. Aikin , M. Amiri , D. Barkats , S. J. Benton , C. A. Bischoff , J. J. Bock , J. A. Brevik , I. Buder , E. Bullock , G. Davis , C. D. Dowell , L. Duband , J. P. Filippini , S. Fliescher , S. R. Golwala , M. Halpern , M. Hasselfield , S. R. Hildebrandt , G. C. Hilton , V. V. Hristov , K. D. Irwin , K. S. Karkare , J. P. Kaufman , B. G. Keating , S. A. Kernasovskiy , J. M. Kovac , C. L. Kuo , E. M. Leitch , N. Llombart , M. Lueker , C. B. Netterfield , H. T. Nguyen , R. O'Brient , R. W. Ogburn , A. Orlando , C. Pryke , C. D. Reintsema , S. Richter , R. Schwarz , C. D. Sheehy , Z. K. Staniszewski , K. T. Story , R. V. Sudiwala , G. P. Teply , J. E. Tolan , A. D. Turner , A. G. Vieregg , P. Wilson , C. L. Wong , K. W. Yoon

Antenna-coupled TES bolometer arrays for CMB polarimetry

We describe the design and performance of polarization selective antenna-coupled TES arrays that will be used in several upcoming Cosmic Microwave Background (CMB) experiments: SPIDER, BICEP-2/SPUD. The fully lithographic polarimeter arrays…

Instrumentation and Methods for Astrophysics · Physics 2009-08-12 C. L. Kuo , J. J. Bock , J. A. Bonetti , J. Brevik , G. Chattopadhyay , P. K. Day , S. Golwala , M. Kenyon , A. E. Lange , H. G. LeDuc , H. Nguyen , R. W. Ogburn , A. Orlando , A. Trangsrud , A. Turner , G. Wang , J. Zmuidzinas

Corrugated Silicon Platelet Feed Horn Array for CMB Polarimetry at 150 GHz

Next generation cosmic microwave background (CMB) polarization anisotropy measurements will feature focal plane arrays with more than 600 millimeter-wave detectors. We make use of high-resolution photolithography and wafer-scale etch tools…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Joseph W. Britton , John P. Nibarger , Ki Won Yoon , James A. Beall , Dan Becker , Hsiao-Mei Cho , Gene C. Hilton , Johannes Hubmayr , Michael D. Niemack , Kent D. Irwin

Design and characterization of 90 GHz feedhorn-coupled TES polarimeter pixels in the SPTpol camera

The SPTpol camera is a two-color, polarization-sensitive bolometer receiver, and was installed on the 10 meter South Pole Telescope in January 2012. SPTpol is designed to study the faint polarization signals in the Cosmic Microwave…

Instrumentation and Methods for Astrophysics · Physics 2012-10-19 J. T. Sayre , P. Ade , K. A. Aird , J. E. Austermann , J. A. Beall , D. Becker , B. A. Benson , L. E. Bleem , J. Britton , J. E. Carlstrom , C. L. Chang , H-M. Cho , T. M. Crawford , A. T. Crites , A. Datesman , T. de Haan , M. A. Dobbs , W. Everett , A. Ewall-Wice , E. M. George , N. W. Halverson , N. Harrington , J. W. Henning , G. C. Hilton , W. L. Holzapfel , J. Hubmayr , K. D. Irwin , M. Karfunkle , R. Keisler , J. Kennedy , A. T. Lee , E. Leitch , D. Li , M. Lueker , D. P. Marrone , J. J. McMahon , J. Mehl , S. S. Meyer , J. Montgomery , T. E. Montroy , J. Nagy , T. Natoli , J. P. Nibarger , M. D. Niemack , V. Novosad , S. Padin , C. Pryke , C. L. Reichardt , J. E. Ruhl , B. R. Saliwanchik , K. K. Schaffer , E. Shirokoff , K. Story , C. Tucker , K. Vanderlinde , J. D. Vieira , G. Wang , R. Williamson , V. Yefremenko , K. W. Yoon , E. Young

Optical Characterization of the SPT-3G Focal Plane

The third-generation South Pole Telescope camera is designed to measure the cosmic microwave background across three frequency bands (95, 150 and 220 GHz) with ~16,000 transition-edge sensor (TES) bolometers. Each multichroic pixel on a…

Instrumentation and Methods for Astrophysics · Physics 2018-05-10 Zhaodi Pan , Peter Ade , Zeeshan Ahmed , Anderson Adam , Jason Austermann , Jessica Avva , Ritoban Basu Thakur , Bender Amy , Bradford Benson , John Carlstrom , Faustin Carter , Thomas Cecil , Clarence Chang , Jean-Francois Cliche , Ariel Cukierman , Edward Denison , Tijmen de Haan , Junjia Ding , Matt Dobbs , Daniel Dutcher , Wendeline Everett , Allen Foster , Renae Gannon , Adam Gilbert , John Groh , Nils Halverson , Angelina Harke-Horsemann , Nicholas Harrington , Jaosn Henning , Gene Hilton , William Holzapfel , Nicholas Huang , Kent Irwin , Oliver Jeong , Michalle Jonas , Trupti Khaire , Anna Kofman , Milo Korman , Donna Kubik , Steve Kuhlmann , Chaolin Kuo , Adrian Lee , Amy Lowitz , Stephan Meyer , Daniel Michalik , Joshua Montgomery , Andrew Nadolski , Tyler Natoli , Hogan Nguyen , Gavin Noble , Valentyn Novosad , Stephan Padin , John Pearson , Chrystian Posada , Alexandra Rahlin , John Ruhl , Lauren Saunders , James Sayre , Ian Shirley , Erik Shirokoff , Graeme Smecher , Joshua Sobrin , Antony Stark , Kyle Story , Aritoki Suzuki , Qingyang Tang , Keith Thompson , Carole Tucker , Leila Vale , Keith Vanderlinde , Joaquin Vieira , Gensheng Wang , Nathan Whitehorn , Volodymyr Yefremenko , Ki Won Yoon , Matt Young

POLAR: Final Calibration and In-Flight Performance of a Dedicated GRB Polarimeter

Gamma-ray polarimetry is a new powerful tool to study the processes responsible for the emission from astrophysical sources and the environments in which this emission takes place. Few successful polarimetric measurements have however been…

Instrumentation and Methods for Astrophysics · Physics 2016-12-14 M. Kole , T. W. Bao , T. Batsch , T. Bernasconi , F. Cadoux , J. Y. Chai , Y. W. Dong , N. Gauvin , W. Hajdas , J. J. He , M. N. Kong , S. W. Kong , C. Lechanoine-Leluc , L. Li , Z. H. Li , J. T. Liu , X. Liu , R. Marcinkowski , S. Orsi , M. Pohl , N. Produit , D. Rapin , A. Rutczynska , D. Rybka , H. L. Shi , L. M. Song , J. C. Sun , J. Szabelski , R. J. Wang , Y. J. Wang , X. Wen , B. B. Wu , X. Wu , H. L. Xiao , S. L. Xiong , H. H. Xu , M. Xu , J. Zhang , L. Zhang , L. Y. Zhang , S. N. Zhang , X. F. Zhang , Y. J. Zhang , A. Zwolinska

The Simons Observatory: Magnetic Sensitivity Measurements of Microwave SQUID Multiplexers

The Simons Observatory (SO) will be a cosmic microwave background (CMB) survey experiment with three small-aperture telescopes and one large-aperture telescope, which will observe from the Atacama Desert in Chile. In total, SO will field…

Instrumentation and Methods for Astrophysics · Physics 2023-09-14 Eve M. Vavagiakis , Zeeshan Ahmed , Aamir Ali , Kam Arnold , Jason Austermann , Sarah Marie Bruno , Steve K. Choi , Jake Connors , Nicholas F. Cothard , Simon Dicker , Brad Dober , Shannon Duff , Valentina Fanfani , Erin Healy , Shawn Henderson , Shuay-Pwu Patty Ho , Duc-Thuong Hoang , Gene Hilton , Johannes Hubmayr , Nicoletta Krachmalnicoff , Yaqiong Li , John Mates , Heather McCarrick , Federico Nati , Michael Niemack , Maximiliano Silva-Feaver , Suzanne Staggs , Jason Stevens , Michael Vissers , Joel Ullom , Kasey Wagoner , Zhilei Xu , Ningfeng Zhu

Year two instrument status of the SPT-3G cosmic microwave background receiver

The South Pole Telescope (SPT) is a millimeter-wavelength telescope designed for high-precision measurements of the cosmic microwave background (CMB). The SPT measures both the temperature and polarization of the CMB with a large aperture,…

Instrumentation and Methods for Astrophysics · Physics 2018-09-05 A. N. Bender , P. A. R. Ade , Z. Ahmed , A. J. Anderson , J. S. Avva , K. Aylor , P. S. Barry , R. Basu Thakur , B. A. Benson , L. S. Bleem , S. Bocquet , K. Byrum , J. E. Carlstrom , F. W. Carter , T. W. Cecil , C. L. Chang , H. -M. Cho , J. F. Cliche , T. M. Crawford , A. Cukierman , T. de Haan , E. V. Denison , J. Ding , M. A. Dobbs , S. Dodelson , D. Dutcher , W. Everett , A. Foster , J. Gallicchio , A. Gilbert , J. C. Groh , S. T. Guns , N. W. Halverson , A. H. Harke-Hosemann , N. L. Harrington , J. W. Henning , G. C. Hilton , G. P. Holder , W. L. Holzapfel , N. Huang , K. D. Irwin , O. B. Jeong , M. Jonas , A. Jones , T. S. Khaire , L. Knox , A. M. Kofman , M. Korman , D. L. Kubik , S. Kuhlmann , C. -L. Kuo , A. T. Lee , E. M. Leitch , A. E. Lowitz , S. S. Meyer , D. Michalik , J. Montgomery , A. Nadolski , T. Natoli , H. Nguyen , G. I. Noble , V. Novosad , S. Padin , Z. Pan , J. Pearson , C. M. Posada , W. Quan , S. Raghunathan , A. Rahlin , C. L. Reichardt , J. E. Ruhl , J. T. Sayre , E. Shirokoff , G. Smecher , J. A. Sobrin , A. A. Stark , K. T. Story , A. Suzuki , K. L. Thompson , C. Tucker , L. R. Vale , K. Vanderlinde , J. D. Vieira , G. Wang , N. Whitehorn , W. L. K. Wu , V. Yefremenko , K. W. Yoon , M. R. Young

The test and calibration system for the Elementary Cells of the Cherenkov Camera in the PBR Mission

The development of detectors using Silicon Photo-Multipliers for acquisition of fast light signals coming from Cherenkov and fluorescence emissions started by particle showers in the terrestrial atmosphere is the main goal of the Italian…

Instrumentation and Methods for Astrophysics · Physics 2026-01-19 Rossella Caruso

Developments of highly-multiplexed, multi-chroic pixels for Balloon-Borne Platforms

We present our work to develop and characterize low thermal conductance bolometers that are part of sinuous antenna multi-chroic pixels (SAMP). We use longer, thinner and meandered bolometer legs to achieve 9 pW/K thermal conductance…

Instrumentation and Methods for Astrophysics · Physics 2018-04-04 François Aubin , Shaul Hanany , Bradley R. Johnson , Adrian Lee , Aritoki Suzuki , Benjamin Westbrook , Karl Young

The Simons Observatory: Design, Integration, and Current Status of Small Aperture Telescopes

The Simons Observatory (SO) is a cosmic microwave background (CMB) survey experiment located in the Atacama Desert in Chile at an elevation of 5200 meters, nominally consisting of an array of three 0.42-meter small aperture telescopes…

Instrumentation and Methods for Astrophysics · Physics 2024-12-03 Aashrita Mangu , Lance Corbett , Sanah Bhimani , Fred Carl , Samuel Day-Weiss , Brooke DiGia , Josquin Errard , Nicholas Galitzki , Masashi Hazumi , Shawn W. Henderson , Varun Kabra , Amber Miller , Jenna Moore , Xue Song , Tran Tsan , Yuhan Wang , Andrea Zonca