Difference between revisions of "Infl18"

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Primary Beam (energy) [max pnA]:
 
Primary Beam (energy) [max pnA]:
* <sup>20</sup>Ne<sup>XXX+</sup> [5 MeV/u, 100 MeV][10 pnA]
+
* <sup>20</sup>Ne<sup>XXX+</sup> 6.25 MeV/u, 125 MeV, 55 pnA
  
 
Target:  
 
Target:  
* <sup>3</sup>He Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T=290K)  
+
* <sup>3</sup>He Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T=90K)  
 
* 0.1 mg/cm<sup>2</sup> C reset foil
 
* 0.1 mg/cm<sup>2</sup> C reset foil
  
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{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
! Beam !! Label !! Energy [MeV]  !! Brho [Tm]  !! calc / TOF  !! Scale Factor !! q-State Fraction !! DE-E (15 / 1000) || Target
+
! Beam                           !! Label !! Energy [MeV]  !! Brho [Tm]  !! calc / TOF  !! Scale Factor !! q-State Fraction !! DE-E (10 / 1000) || Target
 
|-
 
|-
| <sup>20</sup>Ne<sup>XXX+</sup> || primary || 100 || XXX ||tof || || || || none
+
| <sup>20</sup>Ne<sup>XXX+</sup> || primary || 125          || XXX || calc              ||             || || || none
 
|-
 
|-
| <sup>20</sup>Ne<sup>10+</sup> || degraded || 73 (75.7) || 0.55048 || tof (calc) || ||  44% ||  || 3He gas no cooling
+
| <sup>20</sup>Ne<sup>10+</sup> || degraded || 87          || 0.60107 || calc         ||             ||  ||  || 3He gas cooled
 
|-
 
|-
| <sup>22</sup>Mg<sup>12+</sup> || secondary || 52 || 0.4060 ||calc ||  0.7375 || 14.4 %|| || 3He gas no cooling
+
| <sup>22</sup>Mg<sup>12+</sup> || secondary || 73          ||0.48116 ||calc           ||  0.80        || || || 3He gas cooled
 
|-
 
|-
 
|}
 
|}

Revision as of 20:52, November 23, 2020

General Info

22Mg beam with an energy of about 70 MeV and deliver it to the Split-Pole Spectrograph beam line with a minimum intensity of 1×103 22Mg/s and purity of 20% or more.

Secondary Beam

  • 22Mg12+
  • Energy: ~54 MeV (from fusion evap of (3He,n)
  • Requested rate and purity: 1x103 pps, >10 %
  • Achieved rate (pps/pnA):
    • [July 19]
      • XXX
  • Purity:
    • [June 19]
      • XXX

Tuning Info

Primary Beam (energy) [max pnA]:

  • 20NeXXX+ 6.25 MeV/u, 125 MeV, 55 pnA

Target:

  • 3He Gas w/ 1.9 mg/cm2 HAVAR windows (3.7 cm, 1400 mbarr, T=90K)
  • 0.1 mg/cm2 C reset foil
=====22Mg12+===========
Beam Label Energy [MeV] Brho [Tm] calc / TOF Scale Factor q-State Fraction DE-E (10 / 1000) Target
20NeXXX+ primary 125 XXX calc none
20Ne10+ degraded 87 0.60107 calc 3He gas cooled
22Mg12+ secondary 73 0.48116 calc 0.80 3He gas cooled
  • Scale Factor:
    • [June 19] Assuming FusionEvap
    • 22Mg12+ [53.6 MeV] from 20Ne10+ [75.7 MeV] scale factor = 0.4060/0.55048 = 0.7375