Browsing by Author "Stevens, Robert W."
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On-sky performance of the CLASS Q-band telescope
Appel, John W.; Xu, Zhilei; Padilla, Ivan L.; Harrington, Kathleen; Pradenas Marquez, Bastián; Ali, Aamir; Bennett, Charles L.; Brewer, Michael K.; Bustos Placencia, Ricardo; Chan, Manwei; Chuss, David T.; Cleary, Joseph; Couto, Jullianna Denes; Dahal, Sumit; Denis, Kevin; Dünner, Rolando; Eimer, Joseph R.; Essinger Hileman, Thomas; Fluxa, Pedro; Gothe, Dominik; Hilton, Gene C.; Hubmayr, Johannes; Iuliano, Jeffrey; Karakla, John; Marriage, Tobias A.; Miller, Nathan J.; Núñez, Carolina; Parker, Lucas; Petroff, Matthew; Reintsema, Carl D.; Rostem, Karwan; Stevens, Robert W.; Nunes Valle, Deniz Augusto; Wang, Bingjie; Watts, Duncan J.; Wollack, Edward J.; Zeng, Lingzhen (2019-05-10)The Cosmology Large Angular Scale Surveyor (CLASS) is mapping the polarization of the cosmic microwave background (CMB) at large angular scales (2 < ℓ lesssim 200) in search of a primordial gravitational wave B-mode signal ... -
Two-year Cosmology Large Angular Scale Surveyor (CLASS) Observations: A Measurement of Circular Polarization at 40 GHz
Padilla, Ivan L.; Eimer, Joseph R.; Li, Yunyang; Addison, Graeme E.; Ali, Aamir; Appel, John W.; Bennett, Charles L.; Bustos Placencia, Ricardo; Brewer, Michael K.; Chan, Manwei; Chuss, David T.; Cleary, Joseph; Couto, Jullianna Denes; Dahal, Sumit; Denis, Kevin; Dünner, Rolando; Essinger-Hileman, Thomas; Fluxá, Pedro; Gothe, Dominik; Haridas, Saianeesh K.; Harrington, Kathleen; Iuliano, Jeffrey; Karakla, John; Marriage, Tobias A.; Miller, Nathan J.; Núñez, Carolina; Parker, Lucas; Petroff, Matthew A.; Reeves, Rodrigo; Rostem, Karwan; Stevens, Robert W.; Nunes Valle, Deniz Augusto; Watts, Duncan J.; Weiland, Janet L.; Wollack, Edward J.; Xu, Zhilei (2020-02-01)We report measurements of circular polarization from the first two years of observation with the 40 GHz polarimeter of the Cosmology Large Angular Scale Surveyor (CLASS). CLASS is conducting a multi-frequency survey ...