Browsing by Author "Viklinin, Alexey"

Now showing items 1-14 of 14

    • ChaMP Serendipitous Galaxy Cluster Survey 

      Barkhouse, W. A.; Green, P. J.; Vikhlinin, Alexey A.; Kim, D.‐W.; Perley, D.; Cameron, R.; Silverman, J.; Mossman, A.; Burenin, R.; Jannuzi, B. T.; Kim, M.; Smith, M. G.; Smith, R. C.; Tananbaum, Harvey D.; Wilkes, Belinda Jane (IOP Publishing, 2006)
      We present a survey of serendipitous extended X-ray sources and optical cluster candidates from the Chandra Multiwavelength Project (ChaMP). Our main goal is to make an unbiased comparison of X-ray and optical cluster ...

    • Chandra Multiwavelength Project. I. First X‐Ray Source Catalog 

      Kim, D.‐W.; Cameron, R. A.; Drake, Jeremy J.; Evans, Nancy Remage; Freeman, P.; Gaetz, Terrance J.; Ghosh, H.; Green, P. J.; Harnden, F. R. Jr.; Karovska Neily, Margarita; Kashyap, Vinay L.; Maksym, W. Peter; Ratzlaff, Peter W; Schlegel, E. M.; Silverman, J. D.; Tananbaum, Harvey D.; Vikhlinin, Alexey A.; Wilkes, Belinda Jane; Grimes, J. P. (IOP Publishing, 2004)
      The Chandra Multiwavelength Project (ChaMP) is a wide-area (~14 deg2) survey of serendipitous Chandra X-ray sources, aiming to establish fair statistical samples covering a wide range of characteristics (such as absorbed ...

    • Chandra Multiwavelength Project. II. First Results of X‐Ray Source Properties 

      Kim, D.‐W.; Wilkes, Belinda Jane; Green, P. J.; Cameron, R. A.; Drake, Jeremy J.; Evans, Nancy Remage; Freeman, P.; Gaetz, Terrance J.; Ghosh, H.; Harnden, F. R. Jr.; Karovska Neily, Margarita; Kashyap, Vinay L.; Maksym, W. Peter; Ratzlaff, Peter W; Schlegel, E. M.; Silverman, J. D.; Tananbaum, Harvey D.; Vikhlinin, Alexey A. (IOP Publishing, 2004)
      The Chandra Multiwavelength Project (ChaMP) is a wide-area (~14 deg2) survey of serendipitous Chandra X-ray sources, aiming to establish fair statistical samples covering a wide range of characteristics (such as absorbed ...

    • The Chandra Multiwavelength Project: Optical Follow‐up of Serendipitous Chandra Sources 

      Green, P. J.; Silverman, J. D.; Cameron, R. A.; Kim, D.‐W.; Wilkes, Belinda Jane; Barkhouse, W. A.; LaCluyze, A.; Morris, D.; Mossman, Amy E.; Ghosh, H.; Grimes, J. P.; Jannuzi, B. T.; Tananbaum, Harvey D.; Aldcroft, Thomas L.; Baldwin, J. A.; Chaffee, F. H.; Dey, A.; Dosaj, A.; Evans, Nancy Remage; Fan, X.; Foltz, C.; Gaetz, Terrance J.; Hooper, E. J.; Kashyap, Vinay L.; Mathur, S.; McGarry, M. B.; Romero‐Colmenero, E.; Smith, M. G.; Smith, P. S.; Smith, R. C.; Torres, Guillermo; Vikhlinin, Alexey A.; Wik, D. R. (IOP Publishing, 2004)
      We present follow-up optical g', r', and i' imaging and spectroscopy of serendipitous X-ray sources detected in six archival Chandra images included in the Chandra Multiwavelength Project (ChaMP). Of the 486 X-ray sources ...

    • Chandra Study of an Overdensity of X-Ray Sources around Two Distant (z ~ 0.5) Clusters 

      Cappi, M.; Mazzotta, P.; Elvis, Martin S.; Burke, D. J.; Comastri, A.; Fiore, F.; Forman, William R.; Fruscione, Antonella; Green, P.; Harris, D.; Hooper, E. J.; Jones, C.; Kaastra, J. S.; Kellogg, E.; Murray, S.; McNamara, Brian David; Nicastro, F.; Ponman, T. J.; Schlegel, E. M.; Siemiginowska, Aneta L.; Tananbaum, Harvey D.; Vikhlinin, Alexey A.; Virani, S.; Wilkes, Belinda Jane (IOP Publishing, 2001)
      We present results from a Chandra X-Ray Observatory study of the field X-ray source populations in four different observations: two high-redshift (z ~ 0.5) clusters of galaxies 3C 295 and RX J003033.2+261819; and two ...

    • Cosmological Constraints from Sunyaev-Zel'dovich-selected Clusters with X-Ray Observations in the First 178 deg2 of the South Pole Telescope Survey 

      Benson, B. A.; de Haan, T.; Dudley, J. P.; Reichardt, C. L.; Aird, K. A.; Andersson, K.; Armstrong, R.; Ashby, Matthew L N; Bautz, M.; Bayliss, Matthew; Bazin, G.; Bleem, L. E.; Brodwin, M.; Carlstrom, J. E.; Chang, C. L.; Cho, H. M.; Clocchiatti, A.; Crawford, T. M.; Crites, A. T.; Desai, S.; Dobbs, M. A.; Foley, R. J.; Forman, William R.; George, E. M.; Gladders, M. D.; Gonzalez, A. H.; Halverson, N. W.; Harrington, N.; High, F. W.; Holder, G. P.; Holzapfel, W. L.; Hoover, S.; Hrubes, J. D.; Jones, C.; Joy, M.; Keisler, R.; Knox, L.; Lee, A. T.; Leitch, E. M.; Liu, J.; Lueker, M.; Luong-Van, D.; Mantz, A.; Marrone, D. P.; McDonald, M.; McMahon, J. J.; Mehl, J.; Meyer, S. S.; Mocanu, L.; Mohr, J. J.; Montroy, T. E.; Murray, S. S.; Natoli, T.; Padin, S.; Plagge, T.; Pryke, C.; Rest, A.; Ruel, Jonathan; Ruhl, J. E.; Saliwanchik, B. R.; Saro, A.; Sayre, J. T.; Schaffer, K. K.; Shaw, L.; Shirokoff, E.; Song, J.; Spieler, H. G.; Stalder, Brian A; Staniszewski, Z.; Stark, Antony A.; Story, K.; Stubbs, Christopher William; Suhada, R.; van Engelen, A.; Vanderlinde, K.; Vieira, J. D.; Viklinin, Alexey A.; Williamson, R.; Zahn, O.; Zenteno, A. (American Astronomical Society, 2013)
      We use measurements from the South Pole Telescope (SPT) Sunyaev-Zel'dovich (SZ) cluster survey in combination with X-ray measurements to constrain cosmological parameters. We present a statistical method that fits for the ...

    • A Full Year's Chandra Exposure on Sloan Digital Sky Survey Quasars From the Chandra Multiwavelength Project 

      Green, Paul J.; Aldcroft, Thomas L.; Richards, G. T.; Barkhouse, W. A.; Constantin, Ana-Maria; Haggard, D.; Karovska Neily, Margarita; Kim, D.-W.; Kim, M.; Vikhlinin, Alexey A.; Anderson, S. F.; Mossman, Amy E.; Kashyap, Vinay L.; Myers, A. C.; Silverman, J. D.; Wilkes, Belinda Jane; Tananbaum, Harvey D. (IOP Publishing, 2008)
      We study the spectral energy distributions and evolution of a large sample of optically selected quasars from the Sloan Digital Sky Survey that were observed in 323 Chandra images analyzed by the Chandra Multiwavelength ...

    • Galaxy Clusters Discovered via the Sunyaev-Zel'dovich Effect in the 2500-square-degree SPT-SZ survey 

      Bleem, L. E.; Stalder, Brian A; de Haan, T.; Aird, K. A.; Allen, S. W.; Applegate, D. E.; Ashby, Matthew L N; Bautz, M.; Bayliss, Matthew; Benson, B. A.; Bocquet, S.; Brodwin, M.; Carlstrom, J. E.; Chang, C. L.; Chiu, I.; Cho, H. M.; Clocchiatti, A.; Crawford, T. M.; Crites, A. T.; Desai, S.; Dietrich, J. P.; Dobbs, M. A.; Foley, R. J.; Forman, William R.; George, E. M.; Gladders, M. D.; Gonzalez, A. H.; Halverson, N. W.; Hennig, C.; Hoekstra, H.; Holder, G. P.; Holzapfel, W. L.; Hrubes, J. D.; Jones, C.; Keisler, R.; Knox, L.; Lee, A. T.; Leitch, E. M.; Liu, J.; Lueker, M.; Luong-Van, D.; Mantz, A.; Marrone, D. P.; McDonald, M.; McMahon, J. J.; Meyer, S. S.; Mocanu, L.; Mohr, J. J.; Murray, S. S.; Padin, S.; Pryke, C.; Reichardt, C. L.; Rest, Armin Wolfgang; Ruel, J.; Ruhl, J. E.; Saliwanchik, B. R.; Saro, A.; Sayre, J. T.; Schaffer, K. K.; Schrabback, T.; Shirokoff, E.; Song, J.; Spieler, H. G.; Stanford, S. A.; Staniszewski, Z.; Stark, Antony A.; Story, K. T.; Stubbs, Christopher William; Vanderlinde, K.; Vieira, J. D.; Vikhlinin, Alexey A.; Williamson, R.; Zahn, O.; Zenteno, A. (IOP Publishing, 2015)
      We present a catalog of galaxy clusters selected via their Sunyaev-Zel'dovich (SZ) effect signature from 2500 deg2 of South Pole Telescope (SPT) data. This work represents the complete sample of clusters detected at high ...

    • Mass Calibration and Cosmological Analysis of the SPT-SZ Galaxy Cluster Sample Using Velocity Dispersion σ v and X-Ray Y X Measurements 

      Bocquet, S.; Saro, A.; Mohr, J. J.; Aird, K. A.; Ashby, Matthew L N; Bautz, M.; Bayliss, Matthew; Bazin, G.; Benson, B. A.; Bleem, L. E.; Brodwin, M.; Carlstrom, J. E.; Chang, C. L.; Chiu, I.; Cho, H. M.; Clocchiatti, A.; Crawford, T. M.; Crites, A. T.; Desai, S.; de Haan, T.; Dietrich, J. P.; Dobbs, M. A.; Foley, R. J.; Forman, William R.; Gangkofner, D.; George, E. M.; Gladders, M. D.; Gonzalez, A. H.; Halverson, N. W.; Hennig, C.; Hlavacek-Larrondo, J.; Holder, G. P.; Holzapfel, W. L.; Hrubes, J. D.; Jones, C.; Keisler, R.; Knox, L.; Lee, A. T.; Leitch, E. M.; Liu, J.; Lueker, M.; Luong-Van, D.; Marrone, D. P.; McDonald, M.; McMahon, J. J.; Meyer, S. S.; Mocanu, L.; Murray, S. S.; Padin, S.; Pryke, C.; Reichardt, C. L.; Rest, Armin Wolfgang; Ruel, J.; Ruhl, J. E.; Saliwanchik, B. R.; Sayre, J. T.; Schaffer, K. K.; Shirokoff, E.; Spieler, H. G.; Stalder, Brian A; Stanford, S. A.; Staniszewski, Z.; Stark, Antony A.; Story, K.; Stubbs, Christopher William; Vanderlinde, K.; Vieira, J. D.; Vikhlinin, Alexey A.; Williamson, R.; Zahn, O.; Zenteno, A. (IOP Publishing, 2015)
      We present a velocity-dispersion-based mass calibration of the South Pole Telescope Sunyaev-Zel'dovich effect survey (SPT-SZ) galaxy cluster sample. Using a homogeneously selected sample of 100 cluster candidates from 720 ...

    • Measurement of Galaxy Cluster Integrated Comptonization and Mass Scaling Relations With the South Pole Telescope 

      Saliwanchik, B. R.; Montroy, T. E.; Aird, K. A.; Bayliss, Matthew; Benson, B. A.; Bleem, L. E.; Bocquet, S.; Brodwin, M.; Carlstrom, J. E.; Chang, C. L.; Cho, H. M.; Clocchiatti, A.; Crawford, T. M.; Crites, A. T.; de Haan, T.; Desai, S.; Dobbs, M. A.; Dudley, J. P.; Foley, R. J.; Forman, William R.; George, E. M.; Gladders, M. D.; Gonzalez, A. H.; Halverson, N. W.; Hlavacek-Larrondo, J.; Holder, G. P.; Holzapfel, W. L.; Hrubes, J. D.; Jones, C.; Keisler, R.; Knox, L.; Lee, A. T.; Leitch, E. M.; Liu, J.; Lueker, M.; Luong-Van, D.; Mantz, A.; Marrone, D. P.; McDonald, M.; McMahon, J. J.; Mehl, J.; Meyer, S. S.; Mocanu, L.; Mohr, J. J.; Murray, S; Nurgaliev, D; Padin, S.; Patej, Anna; Pryke, Clement L.; Reichardt, C. L.; Rest, A.; Ruel, J; Ruhl, J. E.; Saro, A.; Sayre, J. T.; Schaffer, K. K.; Shirokoff, E.; Spieler, H. G.; Stalder, Brian A; Stanford, S. A.; Staniszewski, Z.; Stark, Antony A.; Story, K.; Stubbs, Christopher William; Vanderlinde, K.; Vieira, J. D.; Vikhlinin, Alexey A.; Williamson, R.; Zahn, O.; Zenteno, A. (IOP Publishing, 2015)
      We describe a method for measuring the integrated Comptonization (Y SZ) of clusters of galaxies from measurements of the Sunyaev-Zel'dovich (SZ) effect in multiple frequency bands and use this method to characterize a ...

    • The Redshift Evolution of the Mean Temperature, Pressure, and Entropy Profiles in 80 SPT-Selected Galaxy Clusters 

      McDonald, M.; Benson, B. A.; Vikhlinin, Alexey A.; Aird, K. A.; Allen, S. W.; Bautz, Marshall William; Bayliss, Matthew; Bleem, L. E.; Bocquet, S.; Brodwin, M.; Carlstrom, J. E.; Chang, C. L.; Cho, Hyunjii; Clocchiatti, A.; Crawford, T. M.; Crites, A. T.; de Haan, T.; Dobbs, M. A.; Foley, R. J.; Forman, William R.; George, E. M.; Gladders, M. D.; Gonzalez, A. H.; Halverson, N. W.; Hlavacek-Larrondo, J.; Holder, G. P.; Holzapfel, W. L.; Hrubes, J. D.; Jones, Christine M.; Keisler, R.; Knox, L.; Lee, A. T.; Leitch, E. M.; Liu, J.; Lueker, M.; Luong-Van, D.; Mantz, A.; Marrone, D. P.; McMahon, J; Meyer, S. S.; Miller, Eric; Mocanu, L.; Mohr, J. J.; Murray, S. S.; Padin, S.; Pryke, C.; Reichardt, C. L.; Rest, Armin Wolfgang; Ruhl, J. E.; Saliwanchik, B. R.; Saro, A.; Sayre, James Edward; Schaffer, K. K.; Shirokoff, E.; Spieler, H. G.; Stalder, Brian A; Stanford, S. A.; Staniszewski, Z.; Stark, Aaron William; Story, K. T.; Stubbs, Christopher William; Vanderlinde, K.; Vieira, J. D.; Williamson, R.; Zahn, O.; Zenteno, A. (IOP Publishing, 2014)
      We present the results of an X-ray analysis of 80 galaxy clusters selected in the 2500 deg2 South Pole Telescope survey and observed with the Chandra X-ray Observatory. We divide the full sample into subsamples of ∼20 ...

    • A Robust Quantification of Galaxy Cluster Morphology Using Asymmetry and Central Concentration 

      Nurgaliev, Daniyar Rashidovich; McDonald, M.; Benson, B. A.; Miller, E. D.; Stubbs, Christopher William; Viklinin, Alexey A. (American Astronomical Society, 2013)
      We present a novel quantitative scheme of cluster classification based on the morphological properties that are manifested in X-ray images. We use a conventional radial surface brightness concentration parameter (c_SB) as ...

    • SPT-CL J0205–5829: A z = 1.32 Evolved Massive Galaxy Cluster in the South Pole Telescope Sunyaev-Zel'dovich Effect Survey 

      Stalder, Brian A; Ruel, Jonathan; Šuhada, R.; Brodwin, M.; Aird, K. A.; Andersson, K.; Armstrong, R.; Ashby, Matthew L N; Bautz, M.; Bayliss, Matthew; Bazin, G.; Benson, B. A.; Bleem, L. E.; Carlstrom, J. E.; Chang, C. L.; Cho, H. M.; Clocchiatti, A.; Crawford, T. M.; Crites, A. T.; de Haan, T.; Desai, S.; Dobbs, M. A.; Dudley, J. P.; Foley, R. J.; Forman, William R.; George, E. M.; Gettings, D.; Gladders, M. D.; Gonzalez, A. H.; Halverson, N. W.; Harrington, N. L.; High, F. W.; Holder, G. P.; Holzapfel, W. L.; Hoover, S.; Hrubes, J. D.; Jones, C.; Joy, M.; Keisler, R.; Knox, L.; Lee, A. T.; Leitch, E. M.; Liu, J.; Lueker, M.; Luong-Van, D.; Mantz, A.; Marrone, D. P.; McDonald, M.; McMahon, J. J.; Mehl, J.; Meyer, S. S.; Mocanu, L.; Mohr, J. J.; Montroy, T. E.; Murray, Stephen S.; Natoli, T.; Nurgaliev, Daniyar Rashidovich; Padin, S.; Plagge, T.; Pryke, C.; Reichardt, C. L.; Rest, A.; Ruhl, J. E.; Saliwanchik, B. R.; Saro, A.; Sayre, J. T.; Schaffer, K. K.; Shaw, L.; Shirokoff, E.; Song, J.; Spieler, H. G.; Stanford, S. A.; Staniszewski, Z.; Stark, Antony A.; Story, K.; Stubbs, Christopher William; van Engelen, A.; Vanderlinde, K.; Vieira, J. D.; Vikhlinin, Alexey A.; Williamson, R.; Zahn, O.; Zenteno, A. (American Astronomical Society / IOP Publishing, 2013)
      The galaxy cluster SPT-CL J0205–5829 currently has the highest spectroscopically confirmed redshift, z = 1.322, in the South Pole Telescope Sunyaev-Zel'dovich (SPT-SZ) survey. XMM-Newton observations measure a core-excluded ...

    • X-Ray Properties of the First Sunyaev-Zel’dovich Effect Selected Galaxy Cluster Sample from the South Pole Telescope 

      Andersson, K.; Benson, B. A.; Ade, P. A. R.; Aird, K. A.; Armstrong, B.; Bautz, M.; Bleem, L. E.; Brodwin, M.; Carlstrom, J. E.; Chang, C. L.; Crawford, T. M.; Crites, A. T.; de Haan, T.; Desai, S.; Dobbs, M. A.; Dudley, J. P.; Foley, R. J.; Forman, William R.; Garmire, G.; George, E. M.; Gladders, M. D.; Halverson, N. W.; High, F. W.; Holder, G. P.; Holzapfel, W. L.; Hrubes, J. D.; Forman, Christine Jones; Joy, M.; Keisler, R.; Knox, L.; Lee, A. T.; Leitch, E. M.; Lueker, M.; Marrone, D. P.; McMahon, J. J.; Mehl, J.; Meyer, S. S.; Mohr, J. J.; Montroy, T. E.; Murray, Stephen S.; Padin, S.; Plagge, T.; Pryke, C.; Reichardt, C. L.; Rest, Armin Wolfgang; Ruel, Jonathan; Ruhl, J. E.; Schaffer, K. K.; Shaw, L.; Shirokoff, E.; Song, J.; Spieler, H. G.; Stalder, Brian A; Staniszewski, Z.; Stark, Antony A.; Stubbs, Christopher William; Vanderlinde, K.; Vieira, J. D.; Vikhlinin, Alexey A.; Williamson, R.; Yang, Y.; Zahn, O.; Zenteno, A. (IOP Publishing, 2011)
      We present results of X-ray observations of a sample of 15 clusters selected via their imprint on the cosmic microwave background from the thermal Sunyaev-Zel'dovich (SZ) effect. These clusters are a subset of the first ...