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- Newsgroups: alt.cesium
- Path: sparky!uunet!unislc!dlm
- From: dlm@unislc.uucp (Dennis McCurdy)
- Subject: Re: Cesium, of course.
- X-Newsreader: Tin 1.1 PL5
- References: <18k43tINNo73@agate.berkeley.edu>
- Message-ID: <1992Sep9.172841.5904@unislc.uucp>
- Organization: Unisys Corporation SLC
- Date: Wed, 9 Sep 1992 17:28:41 GMT
- Lines: 20
-
- Dan Gezelter (gezelter@sam.cchem.berkeley.edu) wrote:
- : Cesium is used in photoelectric cells, since the absorption of radiant
- : energy in the visible region of the spectrum can remove an electron
- : because of its low ionization energy. Cesium also serves as a
- : "getter" in vacuum tubes, removing the last traces of corrosive gases
- : in the tube when it is first put into use.
-
- Seems I read in Aviation Week that cesium was also being used in ion-thruster
- research by NASA. The engines didn't have too much thrust, but hey, one small
- step....
-
- : Back off, man. I'm a chemist.
-
- ok, ok, OK!! :)
-
- --
- Dennis L. McCurdy |
- dlm@unislc |
- dlm@unislc.slc.unisys.com |
- (x4103) |
-