User Tools
playground:alpha
Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision | Next revision Both sides next revision | ||
|
playground:alpha [2010/07/16 20:30] 184.57.89.126 |
playground:alpha [2010/07/16 20:32] 184.57.89.126 |
||
|---|---|---|---|
| Line 48: | Line 48: | ||
| 1. Turn source magnet up to ~0.2 A. (likely already set, and it can be as high as 1 A) | 1. Turn source magnet up to ~0.2 A. (likely already set, and it can be as high as 1 A) | ||
| - | 2. Turn up the source gas until the pressure on the source tc gauge is between 300 and 500 microns (sometimes higher pressures are needed to start the source). | + | 2. Turn up the source gas until the pressure on the source tc gauge is between 300 and 500 microns (sometimes higher pressures are needed to start the source, but the source will run as low as 150 microns and the lower the pressure the better the quality of the beam and the less gas is used: a consideration when running <sup>3</sup>He). |
| 3. Set the Arc Voltage to 150 V. | 3. Set the Arc Voltage to 150 V. | ||
playground/alpha.txt ยท Last modified: 2012/11/27 08:57 by jacobs
Page Tools
Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Noncommercial-Share Alike 3.0 Unported
