Recent Publications

Gamma Rays

• "Robust Identification of Isotropic Diffuse Gamma Rays from Galactic Dark Matter"
  Siegal-Gaskins, J.M. & Pavlidou, V. 2009, PRL, 102, 241301 ( arXiv:0901.3776)


• "A luminosity constraint on the origin of unidentified high energy sources"
  Siegal-Gaskins, J.M., Pavlidou, V., Olinto, A.V., Brown, C. & Fields, B.D. 2009, JPhG, 36, 055201 ( arXiv:0710.0874)


• "Unresolved Unidentified Source Contribution to the Gamma-ray Background"
  Pavlidou, V., Siegal-Gaskins, J.M., Brown, C., Fields, B.D., & Olinto, A.V. 2008, ApJ, 677, 27 ( arXiv:0710.0619)


• "The Spectral Shape of the Gamma-ray Background from Blazars"
  Pavlidou, V & Venters, T.M. & Pavlidou, V. 2008, ApJ, 673, 114 ( arXiv:0710.0002)


• "The Spectral Index Distribution of EGRET Blazars: Prospects for GLAST"
  Venters, T.M. & Pavlidou, V. 2007, ApJ, 666, 128 (arXiv:0704.2417)


• "Unidentified EGRET Sources and the Extragalactic Gamma-Ray Background"
  Pavlidou, V., Siegal-Gaskins, J.M., Brown, C., Fields, B.D., & Olinto, A.V. 2007, ApSS, 309, 81 (astro-ph/0611271)


• "Population Studies of the Unidentified EGRET Sources"
  Siegal-Gaskins, J.M., Pavlidou, V., Olinto, A.V., Brown, C., Fields, B.D. 2007, ApSS, 309, 43(astro-ph/0611273)


• "The Guaranteed Gamma-Ray Background"
  Pavlidou, V. & Fields, B.D. 2002, ApJ, 575, L5 (astro-ph/0207253)


• "Diffuse Gamma-Rays from Local Group Galaxies"
  Pavlidou, V. & Fields, B.D. 2001, ApJ, 558, 63 (astro-ph/0105207)

With the Fermi LAT Collaboration:

• " Fermi/Large Area Telescope Discovery of Gamma-Ray Emission from a Relativistic Jet in the Narrow-Line Quasar PMN J0948+0022 "
  Abdo, A.A. et al. 2009, ApJ, 699, 976 (arXiv:0905.4558)

Cosmic Rays

• "The 2pt+: an enhanced 2 point correlation function"
  Ave, M., Cazon, L., Cronin, J., de Mello Neto, J.R.T., Olinto, A.V., Pavlidou, V., Privitera, P., Siffert, B., Schmidt, F., & Venters, T. 2009, JCAP, 7, 23 (arXiv:0905.2192)

With the Pierre Auger Collaboration:

• "Upper on the diffuse flux of UHE tau neutrinos from the Pierre Auger Observatory"
  The Pierre Auger Collaboration 2008, submitted to PRL (arXiv:0712.1909)


• "Upper limit on the cosmic-ray photon flux above 10¹⁹ eV using the surface detector of the Pierre Auger Observatory"
  The Pierre Auger Collaboration 2008, APh in press (arXiv:0712.1147)


• "Correlation of the highest-energy cosmic rays with the positions of nearby active galactic nuclei"
  The Pierre Auger Collaboration 2008, APh, 29, 188 (arXiv:0712.2843)


• "Correlation of the highest energy cosmic rays with nearby extragalactic objects "
  The Pierre Auger Collaboration 2007, Science, 318, 939 ( arXiv:0711.2256)

Internal Pierre Auger Collaboration GAP Notes (Auger password required for full text):

• "Toward Identifying Candidate Populations of UHECR Sources: Correlation Studies with Seyfert Catalogs and the QORG Catalog of Radio/X-Ray Sources"
  Venters, T.M., Pavlidou, V. & Olinto, A.V. 2008, GAP 2008-028


• "The Auger highest energy events and the Swift BAT Survey of AGN"
  Siffert, B.B., de Mello Neto, J.R.T., Olinto, A.V. & Pavlidou, V. 2007, GAP 2007-114


• "Search for Correlation with a Catalogue of Starburst Galaxies"
  Siffert, B.B., Pavlidou, V. & de Mello Neto, J.R.T. 2007, GAP 2007-103


• "Are the Highest-Energy Auger Events a Fair Sampler of z<= 0.018 AGN?"
  Ave, M., Cazon, L., Cronin, J., de Mello Neto, J., Olinto, A., Pavlidou, V., Schmidt, F., & Siffert, B. 2007, GAP 2007-096


• "Anisotropy of the Highest-energy Auger Events"
  Ave, M., Cazon, L, Cronin, J., Ionita, F., de Mello Neto, J., Olinto, A., Pavlidou, V., Schmidt, F. & Siffert, B. 2007, GAP 2007-076


• "Could other UHECR sources result in the observed correlation with AGN?"
  Siffert, B.B., de Mello Neto, J.R.T., Olinto, A.V. & Pavlidou, V. 2007, GAP 2007-074

Structure Formation

• "Analytical Models for the Energetics of Cosmic Accretion Shocks, Their Cosmological Evolution, and the Effect of Environment"
  Pavlidou, V. & Fields, B.D. 2006, ApJ, 642, 734 (journal link)


• "Double Distribution of Dark Matter Halos with respect to Mass and Local Overdensity"
  Pavlidou,V. & Fields, B.D. 2005, PhysRevD, 71, 043510 (astro-ph/0410338)


• "Constraining Strong Baryon-Dark Matter Interactions with Primordial Nucleosynthesis and Cosmic Rays"
  Cyburt, R.H., Fields, B.D., Pavlidou, V. & Wandelt, B. 2002, PhysRevD, 65, 123503 (astro-ph/0203240)

Nucleosynthesis

• "Discovery of an Old, Nearby, and Overlooked Supernova Remnant Centered on the Southern Constellation Antlia Pneumatica"
  McCullough, P. R., Fields, B. D. & Pavlidou, V. 2002, ApJ, 576, L41(journal link)