Method and apparatus for operating a condensation nucleus counte

Details Method and apparatus for operating a condensation nucleus counte Method and apparatus for operating a condensation nucleus counte

1996-09-11

1997-08-19

Rosenberger, Richard A.

Optics: measuring and testing

With sample preparation

Condensation nuclei detector

G01N 100

Patent

active

056593880

ABSTRACT:
A condensation nucleus counter includes a saturator and a condenser with a thermoelectric device (TED) to simultaneously cool the condenser and heat the saturator. A controller is featured which operates the TED to maintain the temperature differential between the saturator and the condenser to within .+-.1.5.degree. C. at steady state. The controller may be set by a user to operate at any desired setpoint temperature.

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