Ue-Li Pen Research InterestsScience:

--Cosmology & Large Scale Structure: Cosmic Reionization, Dark Energy/Matter dynamics (lensing, BAO).

--MHD physics: Non-radiative Accretion flows, MRI

Tools:

--21cm data: GMRT, Cylinders

--large scale simulations: CITA clusters, SciNet

--weak lensing data: CFHLS, IRAC

Main Collaborators:

-- Jeff Peterson (CMU), Y. Gupta, R. Nitayananda (NCRA), C. Matzner, B. Pang, J. Harnois-Deraps, T. Lu, T. Chang (Toronto), K. Sigurdson, L. van Waerbeke (UBC)

HI BAO• LSS Surface Brightness Mapping, astro-ph 0709.3672, w

ith T. Chang, J. Peterson, P. McDonald

High Performance Computing

• At CITA: Sunnyvale (1600 core), McKenzie (partial), Lobster (large mem), Orca (old)

• Computing/web committee: J. Dursi, C. Pfrommer, R. Fernandez, J. Sievers, M. Nolta, C. Duong, M. Raman, C. Loken

• Future: SciNet initiative, $48 million computing infrastructure at U of T, sited at Keele & 407. Online in 2008.