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The Atacama Cosmology Telescope (ACT) is designed to make high angular resolution measurements of anisotropies in the Cosmic Microwave Background (CMB) at millimeter wavelengths. We describe ACTPol, an upgraded receiver for ACT, which uses…
Instrumentation and Methods for Astrophysics · Physics
2016-12-14
R. J. Thornton , P. A. R. Ade , S. Aiola , F. E. Angile , M. Amiri , J. A. Beall , D. T. Becker , H-M. Cho , S. K. Choi , P. Corlies , K. P. Coughlin , R. Datta , M. J. Devlin , S. R. Dicker , R. Dunner , J. W. Fowler , A. E. Fox , P. A. Gallardo , J. Gao , E. Grace , M. Halpern , M. Hasselfield , S. W. Henderson , G. C. Hilton , A. D. Hincks , S. P. Ho , J. Hubmayr , K. D. Irwin , J. Klein , B. Koopman , Dale Li , T. Louis , M. Lungu , L. Maurin , J. McMahon , C. D. Munson , S. Naess , F. Nati , L. Newburgh , J. Nibarger , M. D. Niemack , P. Niraula , M. R. Nolta , L. A. Page , C. G. Pappas , A. Schillaci , B. L. Schmitt , N. Sehgal , J. L. Sievers , S. M. Simon , S. T. Staggs , C. Tucker , M. Uehara , J. van Lanen , J. T. Ward , E. J. Wollack
The six-meter Atacama Cosmology Telescope (ACT) in Chile was built to measure the cosmic microwave background (CMB) at arcminute angular scales. We are building a new polarization sensitive receiver for ACT (ACTPol). ACTPol will…
Instrumentation and Methods for Astrophysics · Physics
2010-11-11
M. D. Niemack , P. A. R. Ade , J. Aguirre , F. Barrientos , J. A. Beall , J. R. Bond , J. Britton , H. M. Cho , S. Das , M. J. Devlin , S. Dicker , J. Dunkley , R. Dunner , J. W. Fowler , A. Hajian , M. Halpern , M. Hasselfield , G. C. Hilton , M. Hilton , J. Hubmayr , J. P. Hughes , L. Infante , K. D. Irwin , N. Jarosik , J. Klein , A. Kosowsky , T. A. Marriage , J. McMahon , F. Menanteau , K. Moodley , J. P. Nibarger , M. R. Nolta , L. A. Page , B. Partridge , E. D. Reese , J. Sievers , D. N. Spergel , S. T. Staggs , R. Thornton , C. Tucker , E. Wollack , K. W. Yoon
The Atacama Cosmology Telescope Polarimeter (ACTPol) is a polarization sensitive upgrade to the Atacama Cosmology Telescope. Located at an elevation of 5190 m, ACTPol measures the Cosmic Microwave Background (CMB) temperature and…
Instrumentation and Methods for Astrophysics · Physics
2017-01-18
Brian Koopman , Jason Austermann , Hsiao-Mei Cho , Kevin P. Coughlin , Shannon M. Duff , Patricio A. Gallardo , Matthew Hasselfield , Shawn W. Henderson , Shuay-Pwu Patty Ho , Johannes Hubmayr , Kent D. Irwin , Dale Li , Jeff McMahon , Federico Nati , Michael D. Niemack , Laura Newburgh , Lyman A. Page , Maria Salatino , Alessandro Schillaci , Benjamin L. Schmitt , Sara M. Simon , Eve M. Vavagiakis , Jonathan T. Ward , Edward J. Wollack
We report a measurement of the power spectrum of cosmic microwave background (CMB) lensing from two seasons of Atacama Cosmology Telescope Polarimeter (ACTPol) CMB data. The CMB lensing power spectrum is extracted from both temperature and…
Cosmology and Nongalactic Astrophysics · Physics
2017-06-28
Blake D. Sherwin , Alexander van Engelen , Neelima Sehgal , Mathew Madhavacheril , Graeme E. Addison , Simone Aiola , Rupert Allison , Nicholas Battaglia , James A. Beall , Daniel T. Becker , J. Richard Bond , Erminia Calabrese , Rahul Datta , Mark J. Devlin , Rolando Dunner , Joanna Dunkley , Anna E. Fox , Patricio Gallardo , Mark Halpern , Matthew Hasselfield , Shawn Henderson , J. Colin Hill , Gene C. Hilton , Johannes Hubmayr , John P. Hughes , Adam D. Hincks , Renee Hlozek , Kevin M. Huffenberger , Brian Koopman , Arthur Kosowsky , Thibaut Louis , Loic Maurin , Jeff McMahon , Kavilan Moodley , Sigurd Naess , Federico Nati , Laura Newburgh , Michael D. Niemack , Lyman A. Page , Jonathan Sievers , David N. Spergel , Suzanne T. Staggs , Robert J. Thornton , Jeff Van Lanen , Eve Vavagiakis , Edward J. Wollack
We present the temperature and polarization angular power spectra of the CMB measured by the Atacama Cosmology Telescope (ACT) from 5400 deg$^2$ of the 2013-2016 survey, which covers $>$15000 deg$^2$ at 98 and 150 GHz. For this analysis we…
Cosmology and Nongalactic Astrophysics · Physics
2021-11-18
Steve K. Choi , Matthew Hasselfield , Shuay-Pwu Patty Ho , Brian Koopman , Marius Lungu , Maximilian H. Abitbol , Graeme E. Addison , Peter A. R. Ade , Simone Aiola , David Alonso , Mandana Amiri , Stefania Amodeo , Elio Angile , Jason E. Austermann , Taylor Baildon , Nick Battaglia , James A. Beall , Rachel Bean , Daniel T. Becker , J Richard Bond , Sarah Marie Bruno , Erminia Calabrese , Victoria Calafut , Luis E. Campusano , Felipe Carrero , Grace E. Chesmore , Hsiao-mei Cho , Susan E. Clark , Nicholas F. Cothard , Devin Crichton , Kevin T. Crowley , Omar Darwish , Rahul Datta , Edward V. Denison , Mark J. Devlin , Cody J. Duell , Shannon M. Duff , Adriaan J. Duivenvoorden , Jo Dunkley , Rolando Dünner , Thomas Essinger-Hileman , Max Fankhanel , Simone Ferraro , Anna E. Fox , Brittany Fuzia , Patricio A. Gallardo , Vera Gluscevic , Joseph E. Golec , Emily Grace , Megan Gralla , Yilun Guan , Kirsten Hall , Mark Halpern , Dongwon Han , Peter Hargrave , Shawn Henderson , Brandon Hensley , J. Colin Hill , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Renée Hložek , Johannes Hubmayr , Kevin M. Huffenberger , John P. Hughes , Leopoldo Infante , Kent Irwin , Rebecca Jackson , Jeff Klein , Kenda Knowles , Arthur Kosowsky , Victoria Lakey , Dale Li , Yaqiong Li , Zack Li , Martine Lokken , Thibaut Louis , Amanda MacInnis , Mathew Madhavacheril , Felipe Maldonado , Maya Mallaby-Kay , Danica Marsden , Loïc Maurin , Jeff McMahon , Felipe Menanteau , Kavilan Moodley , Tim Morton , Sigurd Naess , Toshiya Namikawa , Federico Nati , Laura Newburgh , John P. Nibarger , Andrina Nicola , Michael D. Niemack , Michael R. Nolta , John Orlowski-Sherer , Lyman A. Page , Christine G. Pappas , Bruce Partridge , Phumlani Phakathi , Heather Prince , Roberto Puddu , Frank J. Qu , Jesus Rivera , Naomi Robertson , Felipe Rojas , Maria Salatino , Emmanuel Schaan , Alessandro Schillaci , Benjamin L. Schmitt , Neelima Sehgal , Blake D. Sherwin , Carlos Sierra , Jon Sievers , Cristobal Sifon , Precious Sikhosana , Sara Simon , David N. Spergel , Suzanne T. Staggs , Jason Stevens , Emilie Storer , Dhaneshwar D. Sunder , Eric R. Switzer , Ben Thorne , Robert Thornton , Hy Trac , Jesse Treu , Carole Tucker , Leila R. Vale , Alexander Van Engelen , Jeff Van Lanen , Eve M. Vavagiakis , Kasey Wagoner , Yuhan Wang , Jonathan T. Ward , Edward J. Wollack , Zhilei Xu , Fernando Zago , Ningfeng Zhu
The Advanced ACTPol (AdvACT) upgrade to the Atacama Cosmology Telescope (ACT) features arrays of aluminum manganese transition-edge sensors (TESes) optimized for ground-based observations of the Cosmic Microwave Background (CMB). Array…
Instrumentation and Methods for Astrophysics · Physics
2018-08-15
Kevin T. Crowley , Jason E. Austermann , Steve K. Choi , Shannon M. Duff , Patricio A. Gallardo , Shuay-Pwu Patty Ho , Johannes Hubmayr , Brian J. Koopman , Federico Nati , Michael D. Niemack , Maria Salatino , Sara M. Simon , Suzanne T. Staggs , Jason R. Stevens , Joel N. Ullom , Eve M. Vavagiakis , Edward J. Wollack
The Atacama Cosmology Telescope (ACT) is a 6 m telescope located in the Atacama Desert, designed to measure the cosmic microwave background (CMB) with arcminute resolution. ACT, with its third generation polarization sensitive array,…
Instrumentation and Methods for Astrophysics · Physics
2019-02-20
Patricio A. Gallardo , Nicholas F. Cothard , Roberto Puddu , Rolando Dünner , Brian J. Koopman , Michael D. Niemack , Sara M. Simon , Edward J. Wollack
We present new measurements of cosmic microwave background (CMB) lensing over $9400$ sq. deg. of the sky. These lensing measurements are derived from the Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) CMB dataset, which consists of…
Cosmology and Nongalactic Astrophysics · Physics
2025-12-23
Frank J. Qu , Blake D. Sherwin , Mathew S. Madhavacheril , Dongwon Han , Kevin T. Crowley , Irene Abril-Cabezas , Peter A. R. Ade , Simone Aiola , Tommy Alford , Mandana Amiri , Stefania Amodeo , Rui An , Zachary Atkins , Jason E. Austermann , Nicholas Battaglia , Elia Stefano Battistelli , James A. Beall , Rachel Bean , Benjamin Beringue , Tanay Bhandarkar , Emily Biermann , Boris Bolliet , J Richard Bond , Hongbo Cai , Erminia Calabrese , Victoria Calafut , Valentina Capalbo , Felipe Carrero , Julien Carron , Anthony Challinor , Grace E. Chesmore , Hsiao-mei Cho , Steve K. Choi , Susan E. Clark , Rodrigo Córdova Rosado , Nicholas F. Cothard , Kevin Coughlin , William Coulton , Roohi Dalal , Omar Darwish , Mark J. Devlin , Simon Dicker , Peter Doze , Cody J. Duell , Shannon M. Duff , Adriaan J. Duivenvoorden , Jo Dunkley , Rolando Dünner , Valentina Fanfani , Max Fankhanel , Gerrit Farren , Simone Ferraro , Rodrigo Freundt , Brittany Fuzia , Patricio A. Gallardo , Xavier Garrido , Vera Gluscevic , Joseph E. Golec , Yilun Guan , Mark Halpern , Ian Harrison , Matthew Hasselfield , Erin Healy , Shawn Henderson , Brandon Hensley , Carlos Hervías-Caimapo , J. Colin Hill , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Renée Hložek , Shuay-Pwu Patty Ho , Zachary B. Huber , Johannes Hubmayr , Kevin M. Huffenberger , John P. Hughes , Kent Irwin , Giovanni Isopi , Hidde T. Jense , Ben Keller , Joshua Kim , Kenda Knowles , Brian J. Koopman , Arthur Kosowsky , Darby Kramer , Aleksandra Kusiak , Adrien La Posta , Alex Lague , Victoria Lakey , Eunseong Lee , Zack Li , Yaqiong Li , Michele Limon , Martine Lokken , Thibaut Louis , Marius Lungu , Niall MacCrann , Amanda MacInnis , Diego Maldonado , Felipe Maldonado , Maya Mallaby-Kay , Gabriela A. Marques , Jeff McMahon , Yogesh Mehta , Felipe Menanteau , Kavilan Moodley , Thomas W. Morris , Tony Mroczkowski , Sigurd Naess , Toshiya Namikawa , Federico Nati , Laura Newburgh , Andrina Nicola , Michael D. Niemack , Michael R. Nolta , John Orlowski-Scherer , Lyman A. Page , Shivam Pandey , Bruce Partridge , Heather Prince , Roberto Puddu , Federico Radiconi , Naomi Robertson , Felipe Rojas , Tai Sakuma , Maria Salatino , Emmanuel Schaan , Benjamin L. Schmitt , Neelima Sehgal , Shabbir Shaikh , Carlos Sierra , Jon Sievers , Cristóbal Sifón , Sara Simon , Rita Sonka , David N. Spergel , Suzanne T. Staggs , Emilie Storer , Eric R. Switzer , Niklas Tampier , Robert Thornton , Hy Trac , Jesse Treu , Carole Tucker , Joel Ulluom , Leila R. Vale , Alexander Van Engelen , Jeff Van Lanen , Joshiwa van Marrewijk , Cristian Vargas , Eve M. Vavagiakis , Kasey Wagoner , Yuhan Wang , Lukas Wenzl , Edward J. Wollack , Zhilei Xu , Fernando Zago , Kaiwen Zhang
Advanced ACTPol is a polarization-sensitive upgrade for the 6 m aperture Atacama Cosmology Telescope (ACT), adding new frequencies and increasing sensitivity over the previous ACTPol receiver. In 2016, Advanced ACTPol will begin to map…
Instrumentation and Methods for Astrophysics · Physics
2016-04-20
S. W. Henderson , R. Allison , J. Austermann , T. Baildon , N. Battaglia , J. A. Beall , D. Becker , F. De Bernardis , J. R. Bond , E. Calabrese , S. K. Choi , K. P. Coughlin , K. T. Crowley , R. Datta , M. J. Devlin , S. M. Duff , R. Dunner , J. Dunkley , A. van Engelen , P. A. Gallardo , E. Grace , M. Hasselfield , F. Hills , G. C. Hilton , A. D. Hincks , R. Hlozek , S. P. Ho , J. Hubmayr , K. Huffenberger , J. P. Hughes , K. D. Irwin , B. J. Koopman , A. B. Kosowsky , D. Li , J. McMahon , C. Munson , F. Nati , L. Newburgh , M. D. Niemack , P. Niraula , L. A. Page , C. G. Pappas , M. Salatino , A. Schillaci , B. L. Schmitt , N. Sehgal , B. D. Sherwin , J. L. Sievers , S. M. Simon , D. N. Spergel , S. T. Staggs , J. R. Stevens , R. Thornton , J. Van Lanen , E. M. Vavagiakis , J. T. Ward , E. J. Wollack
New telescopes are being built to measure the Cosmic Microwave Background (CMB) with unprecedented sensitivity, including Simons Observatory (SO), CCAT-prime, the BICEP Array, SPT-3G, and CMB Stage-4. We present observing strategies for…
Instrumentation and Methods for Astrophysics · Physics
2018-08-16
Jason R. Stevens , Neil Goeckner-Wald , Reijo Keskitalo , Nialh McCallum , Aamir Ali , Julian Borrill , Michael L. Brown , Yuji Chinone , Patricio A. Gallardo , Akito Kusaka , Adrian T. Lee , Jeff McMahon , Michael D. Niemack , Lyman Page , Giuseppe Puglisi , Maria Salatino , Suet Ying D. Mak , Grant Teply , Daniel B. Thomas , Eve M. Vavagiakis , Edward J. Wollack , Zhilei Xu , Ningfeng Zhu
We present a measurement of the gravitational lensing of the Cosmic Microwave Background (CMB) temperature and polarization fields obtained by cross-correlating the reconstructed convergence signal from the first season of ACTPol data at…
Cosmology and Nongalactic Astrophysics · Physics
2015-08-06
Alexander van Engelen , Blake D. Sherwin , Neelima Sehgal , Graeme E. Addison , Rupert Allison , Nick Battaglia , Francesco de Bernardis , Erminia Calabrese , Kevin Coughlin , Devin Crichton , J. Richard Bond , Rahul Datta , Rolando Dunner , Joanna Dunkley , Emily Grace , Megan Gralla , Amir Hajian , Matthew Hasselfield , Shawn Henderson , J. Colin Hill , Matt Hilton , Adam D. Hincks , Renée Hlozek , Kevin M. Huffenberger , John P. Hughes , Brian Koopman , Arthur Kosowsky , Thibaut Louis , Marius Lungu , Mathew Madhavacheril , Loic Maurin , Jeff McMahon , Kavilan Moodley , Charles Munson , Sigurd Naess , Federico Nati , Laura Newburgh , Michael D. Niemack , Mike Nolta , Lyman A. Page , Bruce Partridge , Christine Pappas , Benjamin L. Schmitt , Jonathan L. Sievers , Sara Simon , David N. Spergel , Suzanne T. Staggs , Eric R. Switzer , Jonathan T. Ward , Edward J. Wollack
We present a cosmic microwave background (CMB) lensing power spectrum analysis using daytime data (11am-11pm UTC) gathered by the Atacama Cosmology Telescope (ACT) over the period 2017-2022 (ACT Data Release 6). This dataset is challenging…
Cosmology and Nongalactic Astrophysics · Physics
2025-11-21
Irene Abril-Cabezas , Frank J. Qu , Joshua Kim , Mathew S. Madhavacheril , Karen Perez-Sarmiento , Zachary Atkins , Erminia Calabrese , Anthony Challinor , Mark J. Devlin , Adriaan J. Duivenvoorden , Jo Dunkley , Alexander van Engelen , Simone Ferraro , Emily Finson , Carlos Hervías-Caimapo , Matt Hilton , Arthur Kosowsky , Aleksandra Kusiak , Thibaut Louis , Niall MacCrann , Kavilan Moodley , Toshiya Namikawa , Sigurd Naess , Lyman A. Page , Adrien La Posta , Emmanuel Schaan , Neelima Sehgal , Blake D. Sherwin , Carlos E. Sierra , Cristóbal Sifón , Suzanne T. Staggs , Emilie Storer , Edward J. Wollack
We present the temperature and polarization angular power spectra measured by the Atacama Cosmology Telescope Polarimeter (ACTPol). We analyze night-time data collected during 2013-14 using two detector arrays at 149 GHz, from 548 deg$^2$…
Cosmology and Nongalactic Astrophysics · Physics
2017-06-28
Thibaut Louis , Emily Grace , Matthew Hasselfield , Marius Lungu , Loïc Maurin , Graeme E. Addison , Peter A. R. Ade , Simone Aiola , Rupert Allison , Mandana Amiri , Elio Angile , Nicholas Battaglia , James A. Beall , Francesco de Bernardis , J. Richard Bond , Joe Britton , Erminia Calabrese , Hsiao-mei Cho , Steve K. Choi , Kevin Coughlin , Devin Crichton , Kevin Crowley , Rahul Datta , Mark J. Devlin , Simon R. Dicker , Joanna Dunkley , Rolando Dünner , Simone Ferraro , Anna E. Fox , Patricio Gallardo , Megan Gralla , Mark Halpern , Shawn Henderson , J. Colin Hill , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Renée Hlozek , S. P. Patty Ho , Zhiqi Huang , Johannes Hubmayr , Kevin M. Huffenberger , John P. Hughes , Leopoldo Infante , Kent Irwin , Simon Muya Kasanda , Jeff Klein , Brian Koopman , Arthur Kosowsky , Dale Li , Mathew Madhavacheril , Tobias A. Marriage , Jeff McMahon , Felipe Menanteau , Kavilan Moodley , Charles Munson , Sigurd Naess , Federico Nati , Laura Newburgh , John Nibarger , Michael D. Niemack , Michael R. Nolta , Carolina Nuñez , Lyman A. Page , Christine Pappas , Bruce Partridge , Felipe Rojas , Emmanuel Schaan , Benjamin L. Schmitt , Neelima Sehgal , Blake D. Sherwin , Jon Sievers , Sara Simon , David N. Spergel , Suzanne T. Staggs , Eric R. Switzer , Robert Thornton , Hy Trac , Jesse Treu , Carole Tucker , Alexander Van Engelen , Jonathan T. Ward , Edward J. Wollack
Observations of the millimeter sky contain valuable information on a number of signals, including the blackbody cosmic microwave background (CMB), Galactic emissions, and the Compton-$y$ distortion due to the thermal Sunyaev-Zel'dovich…
Cosmology and Nongalactic Astrophysics · Physics
2023-07-06
William R. Coulton , Mathew S. Madhavacheril , Adriaan J. Duivenvoorden , J. Colin Hill , Irene Abril-Cabezas , Peter A. R. Ade , Simone Aiola , Tommy Alford , Mandana Amiri , Stefania Amodeo , Rui An , Zachary Atkins , Jason E. Austermann , Nicholas Battaglia , Elia Stefano Battistelli , James A. Beall , Rachel Bean , Benjamin Beringue , Tanay Bhandarkar , Emily Biermann , Boris Bolliet , J Richard Bond , Hongbo Cai , Erminia Calabrese , Victoria Calafut , Valentina Capalbo , Felipe Carrero , Grace E. Chesmore , Hsiao-mei Cho , Steve K. Choi , Susan E. Clark , Rodrigo Córdova Rosado , Nicholas F. Cothard , Kevin Coughlin , Kevin T. Crowley , Mark J. Devlin , Simon Dicker , Peter Doze , Cody J. Duell , Shannon M. Duff , Jo Dunkley , Rolando Dünner , Valentina Fanfani , Max Fankhanel , Gerrit Farren , Simone Ferraro , Rodrigo Freundt , Brittany Fuzia , Patricio A. Gallardo , Xavier Garrido , Jahmour Givans , Vera Gluscevic , Joseph E. Golec , Yilun Guan , Mark Halpern , Dongwon Han , Matthew Hasselfield , Erin Healy , Shawn Henderson , Brandon Hensley , Carlos Hervías-Caimapo , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Renée Hložek , Shuay-Pwu Patty Ho , Zachary B. Huber , Johannes Hubmayr , Kevin M. Huffenberger , John P. Hughes , Kent Irwin , Giovanni Isopi , Hidde T. Jense , Ben Keller , Joshua Kim , Kenda Knowles , Brian J. Koopman , Arthur Kosowsky , Darby Kramer , Aleksandra Kusiak , Adrien La Posta , Victoria Lakey , Eunseong Lee , Zack Li , Yaqiong Li , Michele Limon , Martine Lokken , Thibaut Louis , Marius Lungu , Niall MacCrann , Amanda MacInnis , Diego Maldonado , Felipe Maldonado , Maya Mallaby-Kay , Gabriela A. Marques , Joshiwa van Marrewijk , Fiona McCarthy , Jeff McMahon , Yogesh Mehta , Felipe Menanteau , Kavilan Moodley , Thomas W. Morris , Tony Mroczkowski , Sigurd Naess , Toshiya Namikawa , Federico Nati , Laura Newburgh , Andrina Nicola , Michael D. Niemack , Michael R. Nolta , John Orlowski-Scherer , Lyman A. Page , Shivam Pandey , Bruce Partridge , Heather Prince , Roberto Puddu , Frank J. Qu , Federico Radiconi , Naomi Robertson , Felipe Rojas , Tai Sakuma , Maria Salatino , Emmanuel Schaan , Benjamin L. Schmitt , Neelima Sehgal , Shabbir Shaikh , Blake D. Sherwin , Carlos Sierra , Jon Sievers , Cristóbal Sifón , Sara Simon , Rita Sonka , David N. Spergel , Suzanne T. Staggs , Emilie Storer , Eric R. Switzer , Niklas Tampier , Robert Thornton , Hy Trac , Jesse Treu , Carole Tucker , Joel Ullom , Leila R. Vale , Alexander Van Engelen , Jeff Van Lanen , Cristian Vargas , Eve M. Vavagiakis , Kasey Wagoner , Yuhan Wang , Lukas Wenzl , Edward J. Wollack , Zhilei Xu , Fernando Zago , Kaiwen Zheng
We construct cosmic microwave background lensing mass maps using data from the 2014 and 2015 seasons of observations with the Atacama Cosmology Telescope (ACT). These maps cover 2100 square degrees of sky and overlap with a wide variety of…
Cosmology and Nongalactic Astrophysics · Physics
2020-11-18
Omar Darwish , Mathew S. Madhavacheril , Blake Sherwin , Simone Aiola , Nicholas Battaglia , James A. Beall , Daniel T. Becker , J. Richard Bond , Erminia Calabrese , Steve Choi , Mark J. Devlin , Jo Dunkley , Rolando Dünner , Simone Ferraro , Anna E. Fox , Patricio A. Gallardo , Yilun Guan , Mark Halpern , Dongwon Han , Matthew Hasselfield , J. Colin Hill , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Shuay-Pwu Patty Ho , J. Hubmayr , John P. Hughes , Brian J. Koopman , Arthur Kosowsky , J. Van Lanen , Thibaut Louis , Marius Lungu , Amanda MacInnis , Loïc Maurin , Jeffrey McMahon , Kavilan Moodley , Sigurd Naess , Toshiya Namikawa , Laura Newburgh , John P. Nibarger , Micheal D. Niemack , Lyman A. Page , Bruce Partridge , Frank J. Qu , Naomi Robertson , Benjamin Schmitt , Neelima Sehgal , Cristóbal Sifón , David N. Spergel , Suzanne Staggs , Emilie Storer , Alexander van Engelen , Edward J. Wollack
Millimeter-wave observations of pulsars, while crucial for understanding their emission mechanisms, remain scarce. We demonstrate that high-precision cosmic microwave background (CMB) experiments like the Atacama Cosmology Telescope (ACT),…
High Energy Astrophysical Phenomena · Physics
2025-09-16
Yilun Guan , Sigurd Naess , Ian Niebres , Louis Branch , Adam D. Hincks , Hongbo Cai , Allen Foster , Carlos Hervías-Caimapo , John P. Hughes , Cristóbal Sifón , Edward J. Wollack
We report on measurements of the cosmic microwave background (CMB) and celestial polarization at 146 GHz made with the Atacama Cosmology Telescope Polarimeter (ACTPol) in its first three months of observing. Four regions of sky covering a…
Cosmology and Nongalactic Astrophysics · Physics
2016-08-11
Sigurd Naess , Matthew Hasselfield , Jeff McMahon , Michael D. Niemack , Graeme E. Addison , Peter A. R. Ade , Rupert Allison , Mandana Amiri , Nick Battaglia , James A. Beall , Francesco de Bernardis , J Richard Bond , Joe Britton , Erminia Calabrese , Hsiao-mei Cho , Kevin Coughlin , Devin Crichton , Sudeep Das , Rahul Datta , Mark J. Devlin , Simon R. Dicker , Joanna Dunkley , Rolando Dünner , Joseph W. Fowler , Anna E. Fox , Patricio Gallardo , Emily Grace , Megan Gralla , Amir Hajian , Mark Halpern , Shawn Henderson , J. Colin Hill , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Renée Hlozek , Patty Ho , Johannes Hubmayr , Kevin M. Huffenberger , John P. Hughes , Leopoldo Infante , Kent Irwin , Rebecca Jackson , Simon Muya Kasanda , Jeff Klein , Brian Koopman , Arthur Kosowsky , Dale Li , Thibaut Louis , Marius Lungu , Mathew Madhavacheril , Tobias A. Marriage , Loïc Maurin , Felipe Menanteau , Kavilan Moodley , Charles Munson , Laura Newburgh , John Nibarger , Michael R. Nolta , Lyman A. Page , Christine Pappas , Bruce Partridge , Felipe Rojas , Benjamin Schmitt , Neelima Sehgal , Blake D. Sherwin , Jon Sievers , Sara Simon , David N. Spergel , Suzanne T. Staggs , Eric R. Switzer , Robert Thornton , Hy Trac , Carole Tucker , Masao Uehara , Alexander Van Engelen , Jon Ward , Edward J. Wollack
We present a measurement of the angular power spectrum of the cosmic microwave background (CMB) radiation observed at 148 GHz. The measurement uses maps with 1.4' angular resolution made with data from the Atacama Cosmology Telescope (ACT).…
Cosmology and Nongalactic Astrophysics · Physics
2010-09-30
J. W. Fowler , V. Acquaviva , P. A. R. Ade , P. Aguirre , M. Amiri , J. W. Appel , L. F. Barrientos , E. S. Battistelli , J. R. Bond , B. Brown , B. Burger , J. Chervenak , S. Das , M. J. Devlin , S. R. Dicker , W. B. Doriese , J. Dunkley , R. Dünner , T. Essinger-Hileman , R. P. Fisher , A. Hajian , M. Halpern , M. Hasselfield , C. Hernández-Monteagudo , G. C. Hilton , M. Hilton , A. D. Hincks , R. Hlozek , K. M. Huffenberger , D. H. Hughes , J. P. Hughes , L. Infante , K. D. Irwin , R. Jimenez , J. B. Juin , M. Kaul , J. Klein , A. Kosowsky , J. M. Lau , M. Limon , Y. -T. Lin , R. H. Lupton , T. A. Marriage , D. Marsden , K. Martocci , P. Mauskopf , F. Menanteau , K. Moodley , H. Moseley , C. B. Netterfield , M. D. Niemack , M. R. Nolta , L. A. Page , L. Parker , B. Partridge , H. Quintana , B. Reid , N. Sehgal , J. Sievers , D. N. Spergel , S. T. Staggs , D. S. Swetz , E. R. Switzer , R. Thornton , H. Trac , C. Tucker , L. Verde , R. Warne , G. Wilson , E. Wollack , Y. Zhao , the ACT Collaboration
We present the temperature power spectra of the cosmic microwave background (CMB) derived from the three seasons of data from the Atacama Cosmology Telescope (ACT) at 148 GHz and 218 GHz, as well as the cross-frequency spectrum between the…
Cosmology and Nongalactic Astrophysics · Physics
2015-06-12
Sudeep Das , Thibaut Louis , Michael R. Nolta , Graeme E. Addison , Elia S. Battistelli , J Richard Bond , Erminia Calabrese , Devin Crichton Mark J. Devlin , Simon Dicker , Joanna Dunkley , Rolando Dünner , Joseph W. Fowler , Megan Gralla , Amir Hajian , Mark Halpern , Matthew Hasselfield , Matt Hilton , Adam D. Hincks , Renée Hlozek , Kevin M. Huffenberger , John P. Hughes , Kent D. Irwin , Arthur Kosowsky , Robert H. Lupton , Tobias A. Marriage , Danica Marsden , Felipe Menanteau , Kavilan Moodley , Michael D. Niemack , Lyman A. Page , Bruce Partridge , Erik D. Reese , Benjamin L. Schmitt , Neelima Sehgal , Blake D. Sherwin , Jonathan L. Sievers , David N. Spergel , Suzanne T. Staggs , Daniel S. Swetz , Eric R. Switzer , Robert Thornton , Hy Trac , Ed Wollack
We report on measurements of the polarization of extragalactic sources at 148 GHz made during the first two seasons of the Atacama Cosmology Telescope Polarization (ACTPol) survey. The survey covered 680 deg$^{2}$ of the sky on the…
Cosmology and Nongalactic Astrophysics · Physics
2018-11-12
Rahul Datta , Simone Aiola , Steve K. Choi , Mark Devlin , Joanna Dunkley , Rolando Dunner , Patricio A. Gallardo , Megan Gralla , Mark Halpern , Matthew Hasselfield , Matt Hilton , Adam D. Hincks , Shuay-Pwu P. Ho , Johannes Hubmayr , Kevin M. Huffenberger , John P. Hughes , Arthur Kosowsky , Carlos H. Lopez-Caraballo , Thibaut Louis , Marius Lungu , Tobias Marriage , Loic Maurin , Jeff McMahon , Kavilan Moodley , Sigurd K. Naess , Federico Nati , Michael D. Niemack , Lyman A. Page , Bruce Partridge , Heather Prince , Suzanne T. Staggs , Eric R. Switzer , Edward J. Wollack