Photos and Documentation for the Nitrogen Arc Cell and a write-up of calibration by summer students

Document #:

LARTPC-doc-260-v2

Document type:

Note

Submitted by:

Terry Tope

Updated by:

Terry Tope

Document Created:

18 Apr 2007, 13:23

Contents Revised:

17 Sep 2007, 22:03

Metadata Revised:

25 Oct 2007, 10:16

Abstract:

The FNAL arc cell typically used to look for N2 contamination in Helium refrigeration systems has been modified by Michael Hentges at CHL to look for N2 contamination in Argon.

Files in Document:

• Andrews/Zantout - pdf version (N2meterSPv2.pdf, 660.3 kB)
• Andrews/Zantout work on N2 monitor write-up (N2meterSPv2.doc, 2.1 MB)
• Electrical schematic for arc cell (arc_cell.PDF, 208.6 kB)
• Photo of notes on white board at CHL (white_board_at_CHL_arc_cell_notes.jpg, 1.8 MB)
• Photo of the actual arc (picture_of_the_arc.jpg, 386.5 kB)
• Photo of the arc cell setup at CHL (Arc_cell_setup_at_CHL_looking_for_N2_in_AR.jpg, 341.4 kB)
• Photo of the read out electronics for the arc cell (Read_out_electronics_for_Arc_cell_setup_at_CHL_looking...jpg, 409.4 kB)
• Ron Walker's 1977 Technical Memo Describing the Spectrographic Nitrogen Detector (Arc Cell) (nitrogen_in_helium_arc_cell_original_documentation_fer...pdf, 476.6 kB)
• Summary Slide (for talks) (N2slide.ppt, 1.1 MB)

Topics:

• Purification (chemical and radio):Oxygen
• Purification (chemical and radio):Purity Measurements
• Purification (chemical and radio):Instrumentation

Authors:

• Reed Andrews
• Michael Hentges
• Douglas Jensen
• Terry Tope
• Laura Zantout