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We present cosmological parameters derived from the angular power spectrum of the cosmic microwave background (CMB) radiation observed at 148 GHz and 218 GHz over 296 deg^2 with the Atacama Cosmology Telescope (ACT) during its 2008 season.…
Cosmology and Nongalactic Astrophysics · Physics
2015-05-19
J. Dunkley , R. Hlozek , J. Sievers , 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. Bertrand Doriese , R. Dunner , T. Essinger-Hileman , R. P. Fisher , J. W. Fowler , A. Hajian , M. Halpern , M. Hasselfield , C. Hernandez-Monteagudo , G. C. Hilton , M. Hilton , A. D. Hincks , K. M. Huffenberger , D. H. Hughes , J. P. Hughes , L. Infante , K. D. Irwin , 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 , P. Mauskopf , F. Menanteau , K. Moodley , H. Moseley , C. B Netterfield , M. D. Niemack , M. R. Nolta , L. A. Page , L. Parker , B. Partridge , B. Reid , N. Sehgal , B. Sherwin , D. N. Spergel , S. T. Staggs , D. S. Swetz , E. R. Switzer , R. Thornton , H. Trac , C. Tucker , R. Warne , E. Wollack , Y. Zhao
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 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 measurements of the cosmic microwave background (CMB) power spectrum made by the Atacama Cosmology Telescope at 148 GHz and 218 GHz, as well as the cross-frequency spectrum between the two channels. Our results clearly show the…
Cosmology and Nongalactic Astrophysics · Physics
2015-05-19
Sudeep Das , Tobias A. Marriage , Peter A. R. Ade , Paula Aguirre , Mandana Amir , John W. Appel , L. Felipe Barrientos , Elia S. Battistelli , J. Richard Bond , Ben Brown , Bryce Burger , Jay Chervenak , Mark J. Devlin , Simon R. Dicker , W. Bertrand Doriese , Joanna Dunkley , Rolando Dünner , Thomas Essinger-Hileman , Ryan P. Fisher , Joseph W. Fowler , Amir Hajian , Mark Halpern , Matthew Hasselfield , Carlos Hernández-Monteagudo , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Renée Hlozek , Kevin M. Huffenberger , David H. Hughes , John P. Hughes , Leopoldo Infante , Kent D. Irwin , Jean Baptiste Juin , Madhuri Kaul , Jeff Klein , Arthur Kosowsky , Judy M Lau , Michele Limon , Yen-Ting Lin , Robert H. Lupton , Danica Marsden , Krista Martocci , Phil Mauskopf , Felipe Menanteau , Kavilan Moodley , Harvey Moseley , Calvin B. Netterfield , Michael D. Niemack , Michael R. Nolta , Lyman A. Page , Lucas Parker , Bruce Partridge , Beth Reid , Neelima Sehgal , Blake D. Sherwin , Jon Sievers , David N. Spergel , Suzanne T. Staggs , Daniel S. Swetz , Eric R. Switzer , Robert Thornton , Hy Trac , Carole Tucker , Ryan Warne , Ed Wollack , Yue Zhao
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
We present power spectra of the cosmic microwave background (CMB) anisotropy in temperature and polarization, measured from the Data Release 6 maps made from Atacama Cosmology Telescope (ACT) data. These cover 19,000 deg$^2$ of sky in bands…
Cosmology and Nongalactic Astrophysics · Physics
2025-06-25
Thibaut Louis , Adrien La Posta , Zachary Atkins , Hidde T. Jense , Irene Abril-Cabezas , Graeme E. Addison , Peter A. R. Ade , Simone Aiola , Tommy Alford , David Alonso , Mandana Amiri , Rui An , Jason E. Austermann , Eleonora Barbavara , Nicholas Battaglia , Elia Stefano Battistelli , James A. Beall , Rachel Bean , Ali Beheshti , Benjamin Beringue , Tanay Bhandarkar , Emily Biermann , Boris Bolliet , J Richard Bond , Erminia Calabrese , Valentina Capalbo , Felipe Carrero , Shi-Fan Chen , Grace Chesmore , Hsiao-mei Cho , Steve K. Choi , Susan E. Clark , Nicholas F. Cothard , Kevin Coughlin , William Coulton , Devin Crichton , Kevin T. Crowley , Omar Darwish , Mark J. Devlin , Simon Dicker , Cody J. Duell , Shannon M. Duff , Adriaan J. Duivenvoorden , Jo Dunkley , Rolando Dunner , Carmen Embil Villagra , Max Fankhanel , Gerrit S. Farren , Simone Ferraro , Allen Foster , Rodrigo Freundt , Brittany Fuzia , Patricio A. Gallardo , Xavier Garrido , Martina Gerbino , Serena Giardiello , Ajay Gill , Jahmour Givans , Vera Gluscevic , Samuel Goldstein , Joseph E. Golec , Yulin Gong , 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 , John Hood , Erika Hornecker , Zachary B. Huber , Johannes Hubmayr , Kevin M. Huffenberger , John P. Hughes , Margaret Ikape , Kent Irwin , Giovanni Isopi , Neha Joshi , Ben Keller , Joshua Kim , Kenda Knowles , Brian J. Koopman , Arthur Kosowsky , Darby Kramer , Aleksandra Kusiak , Alex Lague , Victoria Lakey , Eunseong Lee , Yaqiong Li , Zack Li , Michele Limon , Martine Lokken , Marius Lungu , Niall MacCrann , Amanda MacInnis , Mathew S. Madhavacheril , 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 , Simran K. Nerval , Laura Newburgh , Andrina Nicola , Michael D. Niemack , Michael R. Nolta , John Orlowski-Scherer , Luca Pagano , Lyman A. Page , Shivam Pandey , Bruce Partridge , Karen Perez Sarmiento , Heather Prince , Roberto Puddu , Frank J. Qu , Damien C. Ragavan , Bernardita Ried Guachalla , Keir K. Rogers , Felipe Rojas , Tai Sakuma , 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 , Kristen Surrao , Eric R. Switzer , Niklas Tampier , Robert Thornton , Hy Trac , 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 , Kaiwen Zheng
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
A new generation of instruments will reveal the microwave sky at high resolution. We focus on one of these, the Atacama Cosmology Telescope, which probes scales 1000<l<10000, where both primary and secondary anisotropies are important.…
We present constraints on cosmological and astrophysical parameters from high-resolution microwave background maps at 148 GHz and 218 GHz made by the Atacama Cosmology Telescope (ACT) in three seasons of observations from 2008 to 2010. A…
Cosmology and Nongalactic Astrophysics · Physics
2015-06-12
Jonathan L. Sievers , Renée A. Hlozek , Michael R. Nolta , Viviana Acquaviva , Graeme E. Addison , Peter A. R. Ade , Paula Aguirre , Mandana Amiri , John William Appel , L. Felipe Barrientos , Elia S. Battistelli , Nick Battaglia , J. Richard Bond , Ben Brown , Bryce Burger , Erminia Calabrese , Jay Chervenak , Devin Crichton , Sudeep Das , Mark J. Devlin , Simon R. Dicker , W. Bertrand Doriese , Joanna Dunkley , Rolando Dünner , Thomas Essinger-Hileman , David Faber , Ryan P. Fisher , Joseph W. Fowler , Patricio Gallardo , Michael S. Gordon , Megan B. Gralla , Amir Hajian , Mark Halpern , Matthew Hasselfield , Carlos Hernández-Monteagudo , J. Colin Hill , Gene C. Hilton , Matt Hilton , Adam D. Hincks , Dave Holtz , Kevin M. Huffenberger , David H. Hughes , John P. Hughes , Leopoldo Infante , Kent D. Irwin , David R. Jacobson , Brittany Johnstone , Jean Baptiste Juin , Madhuri Kaul , Jeff Klein , Arthur Kosowsky , Judy M Lau , Michele Limon , Yen-Ting Lin , Thibaut Louis , Robert H. Lupton , Tobias A. Marriage , Danica Marsden , Krista Martocci , Phil Mauskopf , Michael McLaren , Felipe Menanteau , Kavilan Moodley , Harvey Moseley , Calvin B Netterfield , Michael D. Niemack , Lyman A. Page , William A. Page , Lucas Parker , Bruce Partridge , Reed Plimpton , Hernan Quintana , Erik D. Reese , Beth Reid , Felipe Rojas , Neelima Sehgal , Blake D. Sherwin , Benjamin L. Schmitt , David N. Spergel , Suzanne T. Staggs , Omelan Stryzak , Daniel S. Swetz , Eric R. Switzer , Robert Thornton , Hy Trac , Carole Tucker , Masao Uehara , Katerina Visnjic , Ryan Warne , Grant Wilson , Ed Wollack , Yue Zhao , Caroline Zunckel
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 a measurement of the angular power spectrum of the cosmic microwave background (CMB) using data from the South Pole Telescope (SPT). The data consist of 790 square degrees of sky observed at 150 GHz during 2008 and 2009. Here we…
Cosmology and Nongalactic Astrophysics · Physics
2015-05-28
R. Keisler , C. L. Reichardt , K. A. Aird , B. A. Benson , L. E. Bleem , J. E. Carlstrom , C. L. Chang , H. M. Cho , T. M. Crawford , A. T. Crites , T. de Haan , M. A. Dobbs , J. Dudley , E. M. George , N. W. Halverson , G. P. Holder , W. L. Holzapfel , S. Hoover , Z. Hou , J. D. Hrubes , M. Joy , L. Knox , A. T. Lee , E. M. Leitch , M. Lueker , D. Luong-Van , J. J. McMahon , J. Mehl , S. S. Meyer , M. Millea , J. J. Mohr , T. E. Montroy , T. Natoli , S. Padin , T. Plagge , C. Pryke , J. E. Ruhl , K. K. Schaffer , L. Shaw , E. Shirokoff , H. G. Spieler , Z. Staniszewski , A. A. Stark , K. Story , A. van Engelen , K. Vanderlinde , J. D. Vieira , R. Williamson , O. Zahn
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
We report cosmic microwave background (CMB) power spectrum measurements from the first 100 sq. deg. field observed by the South Pole Telescope (SPT) at 150 and 220 GHz. On angular scales where the primary CMB anisotropy is dominant, ell ~<…
Cosmology and Nongalactic Astrophysics · Physics
2014-11-20
M. Lueker , C. L. Reichardt , K. K. Schaffer , O. Zahn , P. A. R. Ade , K. A. Aird , B. A. Benson , L. E. Bleem , J. E. Carlstrom , C. L. Chang , H. M. Cho , T. M. Crawford , A. T. Crites , T. de Haan , M. A. Dobbs , E. M. George , N. R. Hall , N. W. Halverson , G. P. Holder , W. L. Holzapfel , J. D. Hrubes , M. Joy , R. Keisler , L. Knox , A. T. Lee , E. M. Leitch , J. J. McMahon , J. Mehl , S. S. Meyer , J. J. Mohr , T. E. Montroy , S. Padin , T. Plagge , C. Pryke , J. E. Ruhl , L. Shaw , E. Shirokoff , H. G. Spieler , Z. Staniszewski , A. A. Stark , K. Vanderlinde , J. D. Vieira , R. Williamson
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 present the first three-frequency South Pole Telescope (SPT) cosmic microwave background (CMB) power spectra. The band powers presented here cover angular scales 2000 < ell < 9400 in frequency bands centered at 95, 150, and 220 GHz. At…
Cosmology and Nongalactic Astrophysics · Physics
2012-07-30
C. L. Reichardt , L. Shaw , O. Zahn , K. A. Aird , B. A. Benson , L. E. Bleem , J. E. Carlstrom , C. L. Chang , H. M. Cho , T. M. Crawford , A. T. Crites , T. de Haan , M. A. Dobbs , J. Dudley , E. M. George , N. W. Halverson , G. P. Holder , W. L. Holzapfel , S. Hoover , Z. Hou , J. D. Hrubes , M. Joy , R. Keisler , L. Knox , A. T. Lee , E. M. Leitch , M. Lueker , D. Luong-Van , J. J. McMahon , J. Mehl , S. S. Meyer , M. Millea , J. J. Mohr , T. E. Montroy , T. Natoli , S. Padin , T. Plagge , C. Pryke , J. E. Ruhl , K. K. Schaffer , E. Shirokoff , H. G. Spieler , Z. Staniszewski , A. A. Stark , K. Story , A. van Engelen , K. Vanderlinde , J. D. Vieira , R. Williamson
Since the temperature fluctuations in cosmic microwave background (CMB) on large-angular scales probe length scales that were super-horizon sized at photon decoupling and hence insensitive to microphysical processes, the low-multipole CMB…
We present constraints on the primordial power spectrum of adiabatic fluctuations using data from the 2008 Southern Survey of the Atacama Cosmology Telescope (ACT). The angular resolution of ACT provides sensitivity to scales beyond \ell =…
Cosmology and Nongalactic Astrophysics · Physics
2015-05-28
Renée Hlozek , Joanna Dunkley , Graeme Addison , John William Appel , J. Richard Bond , C. Sofia Carvalho , Sudeep Das , Mark Devlin , Rolando Dünner , Thomas Essinger-Hileman , Joseph Fowler , Patricio Gallardo , Amir Hajian , Mark Halpern , Matthew Hasselfield , Matt Hilton , Adam D. Hincks , John P. Hughes , Kent Irwin , Jeff Klein , Arthur Kosowsky , Tobias A. Marriage , Danica Marsden , Felipe Menanteau , Kavilan Moodley , Michael D. Niemack , Michael R. Nolta , Lyman Page , Lucas Parker , Bruce Partridge , Felipe Rojas , Neelima Sehgal , Blake Sherwin , Jon Sievers , David Spergel , Suzanne Staggs , Daniel Swetz , Eric Switzer , Robert Thornton , Ed Wollack
We report measurements of the cosmic microwave background (CMB) power spectrum from the complete 2008 South Pole Telescope (SPT) data set. We analyze twice as much data as the first SPT power spectrum analysis, using an improved…
Cosmology and Nongalactic Astrophysics · Physics
2015-03-17
E. Shirokoff , C. L. Reichardt , L. Shaw , M. Millea , P. A. R. Ade , K. A. Aird , B. A. Benson , L. E. Bleem , J. E. Carlstrom , C. L. Chang , H. M. Cho , T. M. Crawford , A. T. Crites , T. de Haan , M. A. Dobbs , J. Dudley , E. M. George , N. W. Halverson , G. P. Holder , W. L. Holzapfel , J. D. Hrubes , M. Joy , R. Keisler , L. Knox , A. T. Lee , E. M. Leitch , M. Lueker , D. Luong-Van , J. J. McMahon , J. Mehl , S. S. Meyer , J. J. Mohr , T. E. Montroy , S. Padin , T. Plagge , C. Pryke , J. E. Ruhl , K. K. Schaffer , H. G. Spieler , Z. Staniszewski , A. A. Stark , K. Story , K. Vanderlinde , J. D. Vieira , R. Williamson , O. Zahn
We present measurements of secondary cosmic microwave background (CMB) anisotropies and cosmic infrared background (CIB) fluctuations using data from the South Pole Telescope (SPT) covering the complete 2540 sq.deg. SPT-SZ survey area. Data…
Cosmology and Nongalactic Astrophysics · Physics
2015-02-06
E. M. George , C. L. Reichardt , K. A. Aird , B. A. Benson , L. E. Bleem , J. E. Carlstrom , C. L. Chang , H-M. Cho , T. M. Crawford , A. T. Crites , T. de Haan , M. A. Dobbs , J. Dudley , N. W. Halverson , N. L. Harrington , G. P. Holder , W. L. Holzapfel , Z. Hou , J. D. Hrubes , R. Keisler , L. Knox , A. T. Lee , E. M. Leitch , M. Lueker , D. Luong-Van , J. J. McMahon , J. Mehl , S. S. Meyer , M. Millea , L. M. Mocanu , J. J. Mohr , T. E. Montroy , S. Padin , T. Plagge , C. Pryke , J. E. Ruhl , K. K. Schaffer , L. Shaw , E. Shirokoff , H. G. Spieler , Z. Staniszewski , A. A. Stark , K. T. Story , A. van Engelen , K. Vanderlinde , J. D. Vieira , R. Williamson , O. Zahn
For the first time, measurements of the cosmic microwave background radiation (CMB) alone favor cosmologies with $w=-1$ dark energy over models without dark energy at a 3.2-sigma level. We demonstrate this by combining the CMB lensing…
Cosmology and Nongalactic Astrophysics · Physics
2011-08-02
Blake D. Sherwin , Joanna Dunkley , Sudeep Das , John W. Appel , J. Richard Bond , C. Sofia Carvalho , Mark J. Devlin , Rolando Dunner , Thomas Essinger-Hileman , Joseph W. Fowler , Amir Hajian , Mark Halpern , Matthew Hasselfield , Adam D. Hincks , Renee Hlozek , John P. Hughes , Kent D. Irwin , Jeff Klein , Arthur Kosowsky , Tobias A. Marriage , Danica Marsden , Kavilan Moodley , Felipe Menanteau , Michael D. Niemack , Michael R. Nolta , Lyman A. Page , Lucas Parker , Erik D. Reese , Benjamin L. Schmitt , Neelima Sehgal , Jon Sievers , David N. Spergel , Suzanne T. Staggs , Daniel S. Swetz , Eric R. Switzer , Robert Thornton , Katerina Visnjic , Ed Wollack