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Selected Papers:


Neutrino Cosmology

Neutrino Mass and Dark Energy from Weak Lensing
K. Abazajian and Scott Dodelson
Submitted, Physical Review Letters
(astro-ph/0212216)

Telling Three from Four Neutrinos with Cosmology
K. Abazajian
Astroparticle Physics 19, 303 (2003)
(postscript) (pdf) (figures) (astro-ph/0205238)

Bulk QCD Thermodynamics and Sterile Neutrino Dark Matter
K. Abazajian and George M. Fuller
Physical Review D 66, 023526 (2002)
(postscript) (pdf) (astro-ph/0204293)

Stringent Constraints on Cosmological Neutrino-Antineutrino Asymmetries from Synchronized Flavor Transformation
K. Abazajian, John F. Beacom and Nicole F. Bell
Physical Review D 66, 013008 (2002)
(postscript) (pdf) (figures) (astro-ph/0203442)

Direct Detection of Warm Dark Matter in the X-ray
K. Abazajian, George M. Fuller and Wallace H. Tucker
The Astrophysical Journal 562, 593 (2001)
(postscript) (pdf) (astro-ph/0106002).
Press Release

Sterile Neutrino Hot, Warm, and Cold Dark Matter
K. Abazajian, George M. Fuller and Mitesh Patel.
Physical Review D 64, 023501 (2001)
(figures) (postscript) (astro-ph/0101524).

The Cosmological Bulk Neutrino Catastrophe
K. Abazajian, George M. Fuller and Mitesh Patel.
(postscript) (hep-ph/0011048).

The Increase in the Primordial 4He Yield in the Two-Doublet Four-Neutrino Mixing Scheme
K. Abazajian, George M. Fuller and Xiangdong Shi.
Physical Review D 62, 093003 (2000)
(postscript) (pdf) (astro-ph/9908081).

Neutrino-Mixing-Generated Lepton Asymmetry and the Primordial 4He Abundance
Xiangdong Shi, George M. Fuller, K. Abazajian.
Physical Review D 60, 063002 (1999)
(postscript paper) (postscript figures) (pdf) (pdf figures).


Gamma-Ray Bursts

SDSS J124602.54+011318.8: A Highly Luminous Optical Transient at z=0.385
D. E. Vanden Berk, et al.
Astrophysical Journal 571, 673 (2002)
(astro-ph/0111054)
Press Release

New connection between central engine weak physics and the dynamics of gamma-ray burst fireballs
Jason Pruet, K. Abazajian, George M. Fuller
Physical Review D 64:063002 (2001)
(astro-ph/0009144)

Can a Large Neutron Excess Help Solve the Baryon Loading Problem in Gamma-Ray Burst Fireballs?
George M. Fuller, Jason Pruet and K. Abazajian
Physical Review Letters 85:2673 (2000)
(postscript) (pdf) (astro-ph/0004313)


Dark Energy

Testing the cosmic coincidence problem and the nature of dark energy
N. Dalal, K. Abazajian, E. Jenkins and A. Manohar.
Physical Review Letters 87:141302 (2001)
(astro-ph/0105317)
Press Release - Physical Review Focus