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Entry  Tuesday, September 06, 2011, 13:19, John Wong, TaC#1, LP-SIS, ITE, TM1, 38634-6, , Spent, Target is done TaC_density_measurements.xls
    Reply  Tuesday, September 27, 2011, 10:36, Anders Mjos, TaC#1, LP-SIS, ITE, TM1, 38634-6, 36833-6, Problems/Solutions, Material deposited on Extraction Electrode after Test Stand Deposited_material.pdf
Message ID: 14     Entry time: Tuesday, September 06, 2011, 13:19     Reply to this: 16
Author: John Wong 
Target/No.#: TaC#1 
Source: LP-SIS 
Station: ITE 
Module: TM1 
Target Oven W.O#: 38634-6 
Heat Shield W.O#:  
Status: Spent 
Subject: Target is done 

Tuesday, September 06, 2011, 13:14: 

Average mass = 0.206g

Average Thickness = 0.0189 cm

Area of D-shaped disc = 2.21 cm2

D-shape discs diameter = 18.5mm (14.5mm cut-out length)

Oven ID, L= 18.22mm, R = 18.20mm 

Density = 4.9266 g/cm3

% Yield Density = 47.20%

Attachment#1 - TaC density measurements.

 Loaded target with 125 discs --> 9.6g Ta/cm2

Total discs mass = 30.41g

Total length = 4.5 cm


 Thursday, September 15, 2011, 10:45

Na & Li were added.

Re foil inserted.

No Ta-heat shields required.


Friday, September 30, 2011, 14:10

After the test-stand, 10uL of Na and Li were added yesterday.   

Target is now ready, and will be moved into the hotcell next week. 


Wednesday, November 16, 2011, 15:51 

After the target was finished and transferred into the hotcell, it was found that the target broke apart from the center block.  This might have happened during the end of the target cooldown. See link for more details: 

http://documents.triumf.ca/docushare/dsweb/View/Collection-7438


 

 

Attachment 1: TaC_density_measurements.xls  36 kB
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