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astro-ph2001
Disk Contamination in a sample of proper motion selected halo stars: A Comment on "Direct Detection of Galactic Halo Dark Matter", B.A. Oppenheimer et al., Science
David S. Graff
Based on a proper motion survey, Oppenheimer et al. claim the detection of a white dwarf component of the dark matter of the halo. I show that most of the white dwarfs in their sam…
astro-ph2001
Using the Supernova / Acceleration Probe (SNAP) to Search for Microlensing Events Towards the LMC
David S. Graff, Alex Kim
Microlensing experiments today have a tantalizing result; they have detected an excess of microlensing events beyond what is expected from known stellar populations. These events c…