Re: A once in a lifetime opportunity

[trappe@PHYSICS.UTEXAS.EDU (Karl Trappe)]

Great sport, Leigh.

I hope you're right about it being a once in a lifetime opportunity, but
the tracer evaluation is far less invasive than the angiogram...See ya at
the low-fat bar. Cheers, Karl

> I performed a binique demonstration of the inverse square law in my two
> lectures yesterday (astronomy and optics/E&M). Before the beginning of
> each lecture I turned on a radiation survey meter at the end of the room
> opposite where I would be standing. The background beeps signifying
> counts were audible at about ten per minute background level, not overly
> annoying. At the appropriate point in each lecture I approached the
> meter. On Thursday I underwent a cardiac evaluation test which involved
> the injection of 20 MCi of Tc99m, a six hour half-life gamma emitter. By
> 9:30 yesterday morning, four half-lives after injection, I was
> registering 10,000 counts per minute at my breastbone with the meter.
> The increase in count rate was quite audible as I approached the meter.
>
> Leigh

Dr. Karl I. Trappe                              Desk Phone:  (512) 471-4152
Physics Dept, Mail Stop C-1600                  Demo Office: (512) 471-5411
The University of Texas at Austin               Home Phone:  (512) 264-1616
Austin, Texas 78712-1081