transcripts and/or recordings of presentations

Helfand pp. 12-17

Helfand pp. 6-11

x-ray views p. 5


Helfand's talk pp. 3-4


David Helfand talk


Speakers, Titles, Abstracts


Astronomy’s Detectors and Physics Education

These talks were given at the APS March Meeting in Boston, MA on February 27, 2012.  They focused  on the science of detectors and suggested how to use the material in physics courses for undergraduates or graduates. 

Helfand Par 1-2

X-Ray Views of the Physics of the Universe

The reason we’re called tutors at Quest University is because we actually teach as opposed to lecture.  But unfortunately today I’m going to lecture. 


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