Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Kevin L. Denis"'
Autor:
Joseph R. Eimer, Yunyang Li, Michael K. Brewer, Rui Shi, Aamir Ali, John W. Appel, Charles L. Bennett, Sarah Marie Bruno, Ricardo Bustos, David T. Chuss, Joseph Cleary, Sumit Dahal, Rahul Datta, Jullianna Denes Couto, Kevin L. Denis, Rolando Dünner, Thomas Essinger-Hileman, Pedro Fluxá, Johannes Hubmayer, Kathleen Harrington, Jeffrey Iuliano, John Karakla, Tobias A. Marriage, Carolina Núñez, Lucas Parker, Matthew A. Petroff, Rodrigo A. Reeves, Karwan Rostem, Deniz A. N. Valle, Duncan J. Watts, Janet L. Weiland, Edward J. Wollack, Zhilei Xu, Lingzhen Zeng
Publikováno v:
The Astrophysical Journal, Vol 963, Iss 2, p 92 (2024)
Measurement of the largest angular scale ( ℓ < 30) features of the cosmic microwave background (CMB) polarization is a powerful way to constrain the optical depth to reionization and search for the signature of inflation through the detection of pr
Externí odkaz:
https://doaj.org/article/4857ebe3c0504e12aa497e8a6a01a5ff
Autor:
Yunyang Li, Joseph R. Eimer, Keisuke Osumi, John W. Appel, Michael K. Brewer, Aamir Ali, Charles L. Bennett, Sarah Marie Bruno, Ricardo Bustos, David T. Chuss, Joseph Cleary, Jullianna Denes Couto, Sumit Dahal, Rahul Datta, Kevin L. Denis, Rolando Dünner, Francisco Espinoza, Thomas Essinger-Hileman, Pedro Fluxá Rojas, Kathleen Harrington, Jeffrey Iuliano, John Karakla, Tobias A. Marriage, Nathan J. Miller, Sasha Novack, Carolina Núñez, Matthew A. Petroff, Rodrigo A. Reeves, Karwan Rostem, Rui Shi, Deniz A. N. Valle, Duncan J. Watts, Janet L. Weiland, Edward J. Wollack, Zhilei Xu, Lingzhen Zeng, CLASS Collaboration
Publikováno v:
The Astrophysical Journal, Vol 956, Iss 2, p 77 (2023)
The Cosmology Large Angular Scale Surveyor (CLASS) is a telescope array that observes the cosmic microwave background over 75% of the sky from the Atacama Desert, Chile, at frequency bands centered near 40, 90, 150, and 220 GHz. This paper describes
Externí odkaz:
https://doaj.org/article/e8b667c09ce4437995a91dea74c45620
Autor:
Carolina Núñez, John W. Appel, Michael K. Brewer, Sarah Marie Bruno, Rahul Datta, Charles L. Bennett, Ricardo Bustos, David T. Chuss, Sumit Dahal, Kevin L. Denis, Joseph Eimer, Thomas Essinger-Hileman, Kyle Helson, Tobias Marriage, Carolina Morales Pérez, Ivan L. Padilla, Matthew A. Petroff, Karwan Rostem, Duncan J. Watts, Edward J. Wollack, Zhilei Xu
Publikováno v:
IEEE Transactions on Applied Superconductivity. 33:1-4
The Cosmology Large Angular Scale Surveyor (CLASS) is a polarization-sensitive telescope array located at an altitude of 5,200 m in the Chilean Atacama Desert and designed to measure the polarized Cosmic Microwave Background (CMB) over large angular
Autor:
Joanna Perido, Kevin L. Denis, Jason Glenn, Nicholas F. Cothard, Manuel A. Quijada, Jessica Patel, Edward Wollack, Tilak Hewagama, Sahid Aslam, Peter Day
Publikováno v:
Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XI.
Autor:
Aamir M. Ali, Thomas Essinger-Hileman, Tobias Marriage, John W. Appel, Charles L. Bennett, Matthew R. Berkeley, Berhanu Bulcha, David T. Chuss, Sumit Dahal, Kevin L. Denis, Karwan Rostem, Kongpop U-Yen, Edward J. Wollack, Lingzhen Zeng
Publikováno v:
The Review of scientific instruments. 93(2)
A study investigating the physical properties and use of the SiAl composite Controlled Expansion 7 (CE7) for the packaging of silicon bolometric detectors for millimeter-wave astrophysical applications at cryogenic temperatures is presented. The exis
Autor:
Sumit Dahal, John W. Appel, Rahul Datta, Michael K. Brewer, Aamir Ali, Charles L. Bennett, Ricardo Bustos, Manwei Chan, David T. Chuss, Joseph Cleary, Jullianna D. Couto, Kevin L. Denis, Rolando Dünner, Joseph Eimer, Francisco Espinoza, Thomas Essinger-Hileman, Joseph E. Golec, Kathleen Harrington, Kyle Helson, Jeffrey Iuliano, John Karakla, Yunyang Li, Tobias A. Marriage, Jeffrey J. McMahon, Nathan J. Miller, Sasha Novack, Carolina Núñez, Keisuke Osumi, Ivan L. Padilla, Gonzalo A. Palma, Lucas Parker, Matthew A. Petroff, Rodrigo Reeves, Gary Rhoades, Karwan Rostem, Deniz A. N. Valle, Duncan J. Watts, Janet L. Weiland, Edward J. Wollack, Zhilei Xu
The Cosmology Large Angular Scale Surveyor (CLASS) observes the polarized cosmic microwave background (CMB) over the angular scales of 1$^\circ \lesssim \theta \leq$ 90$^\circ$ with the aim of characterizing primordial gravitational waves and cosmic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d6db338dc8a5e588e0e956371318a644
http://hdl.handle.net/10852/94356
http://hdl.handle.net/10852/94356
Autor:
Mark Halpern, Johannes Hubmayr, Benjamin Keller, Kevin L. Denis, Edward J. Wollack, Carolina Núñez, Matthew Petroff, Kongpop U-Yen, Charles L. Bennett, Lance Corbett, Kyle Helson, Karwan Rostem, Mandana Amiri, Gene C. Hilton, Carl D. Reintsema, Sumit Dahal, Rahul Datta, John W. Appel, Thomas Essinger-Hileman, Tobias A. Marriage
Publikováno v:
Journal of Low Temperature Physics. 199:289-297
We report on the development of a polarization-sensitive dichroic (150/220 GHz) detector array for the Cosmology Large Angular Scale Surveyor (CLASS) delivered to the telescope site in June 2019. In concert with existing 40 and 90 GHz telescopes, the
Autor:
Asantha Cooray, J. Scott Knight, Daniel Ramspacker, Chi K. Wu, Gary J. Melnick, Kartik Sheth, Jonathan J. Fortney, Perry Knollenberg, Edward Bergin, Matthew East, Tiffany Kataria, Porfirio Beltran, Gregory E. Martins, Karin Sandstrom, John Steeves, Cara Battersby, Itsuki Sakon, John Pohner, Johannes G. Staguhn, Thomas P. Greene, Michael J. DiPirro, Samuel H. Moseley, Lenward T. Seals, Charles M. Bradford, Michael Petach, S. Tompkins, Joseph M. Howard, Benjamin J. Gavares, Edward L. Wright, Michael Jacoby, Joaquin Vieira, Jonathan W. Arenberg, David Leisawitz, Kiarash Tajdaran, Elvire De Beck, Thanh Nguyen, J. Bolognese, Kate Y. L. Su, Douglas Scott, Alexandra Pope, Eric Stoneking, Christopher Derkacz, Cassandra Webster, Thomas L. Roellig, Kevin L. Denis, Tracee L. Jamison, David Folta, Zachary A. Granger, Ruth Carter, Lisa Kaltenegger, Desika Narayanan, Danny Chi, Alex Griffiths, Sarah Lipscy, Martina C. Wiedner, Charles R. Lawrence, Frank Helmich, Kimberly Ennico, Jeffrey R. Olson, Lynn N. Allen, James Bauer, John C. Mather, Susan G. Neff, L. Hilliard, Keith Harvey, George Harpole, Kevin B. Stevenson, Paul A. Lightsey, Edward Amatucci, James A. Corsetti, Eric E. Mamajek, Larry Sokolsky, Denis Burgarella, Louis G. Fantano, Joseph A. Generie, C. Sandin, Ted Mooney, Bob G. Beaman, D. Padgett, Anisa Jamil, Damon Bradley, Tom D'Asto, Stefanie N. Milam, Gregory Feller, Jonas Zmuidzinas, Raymond M. Bell, Margaret Meixner, Klaus M. Pontoppidan, Dominic Benford, Alison Nordt, Larry Dewell, Maryvonne Gerin, Lee Armus, Susanna Petro, Samantha Edgington, C. Paul Earle, Sean Carey, Alison Rao
Publikováno v:
Journal of Astronomical Telescopes, Instruments, and Systems, 7(1):011002. Society of Photo-Optical Instrumentation Engineers (SPIE)
The Origins Space Telescope will trace the history of our origins from the time dust and heavy elements permanently altered the cosmic landscape to present-day life. How did galaxies evolve from the earliest galactic systems to those found in the Uni
Autor:
Sasha Novack, Aamir Ali, Francisco Espinoza, Sumit Dahal, Kevin L. Denis, Zhilei Xu, Joseph Eimer, Rahul Datta, Matthew Petroff, Edward J. Wollack, David T. Chuss, Ricardo Bustos, Charles L. Bennett, Joseph Cleary, Gary Rhoades, Tobias A. Marriage, Michael K. Brewer, Jullianna Couto, Jeffrey Iuliano, Duncan J. Watts, Lucas Parker, Karwan Rostem, Rodrigo Reeves, John Karakla, Carolina Núñez, Manwei Chan, Kathleen Harrington, Dominik Gothe, Thomas Essinger-Hileman, Deniz Augusto Nunes Valle, John W. Appel, Janet L. Weiland, Ivan L. Padilla
Using the Cosmology Large Angular Scale Surveyor, we measure the disk-averaged absolute Venus brightness temperature to be 432.3 $\pm$ 2.8 K and 355.6 $\pm$ 1.3 K in the Q and W frequency bands centered at 38.8 and 93.7 GHz, respectively. At both fre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4c70f43c49e410795da49dfba2180e68
http://hdl.handle.net/10852/92071
http://hdl.handle.net/10852/92071
Autor:
Kongpop U-Yen, Edward J. Wollack, Meng-Ping Chang, Kevin L. Denis, Ari D. Brown, Karwan Rostem, Ron Hu
Publikováno v:
IEEE Transactions on Applied Superconductivity. 27:1-4
The fabrication of low-loss wide-bandwidth superconducting vacuum-gap crossovers for high performance millimeter wave applications are described. In order to reduce ohmic and parasitic losses at millimeter wavelengths a vacuum gap is preferred relati