Infl5: Difference between revisions

From ATLAS Accelerator In-Flight Beam Program
Jump to navigation Jump to search
No edit summary
 
(5 intermediate revisions by the same user not shown)
Line 1: Line 1:
== Title: ==
== Title ==
* <sup>30</sup>P(d,pgamma) for <sup>30</sup>P(p,gamma) rates
* <sup>30</sup>P(d,pgamma) for <sup>30</sup>P(p,gamma) rates
* [http://www.phy.anl.gov/elog/INFL001_19O/129 Location in in-flight ELOG]
* [http://www.phy.anl.gov/elog/INFL001_19O/129 Location in in-flight ELOG]


== PI (group): ==
== PI (group) ==
*S. Pain (ORNL)
*S. Pain (ORNL)


Line 10: Line 10:
*Feb/March 2019
*Feb/March 2019


== Secondary Beam: ==
== Secondary Beam  ==
*'''<sup>30</sup>P<sup>15+</sup>'''
*'''<sup>30</sup>P<sup>15+</sup>'''
*Energy: ~247.5 MeV, 0.82849 Tm [Oct. 18]
*Energy: ~247.5 MeV, 0.82849 Tm [Oct. 18]
*Requested rate: 5x10<sup>5</sup> pps [1x10<sup>5</sup>5 pps available]
*Requested rate: 5x10<sup>5</sup> pps [1x10<sup>5</sup> pps available]
*Achieved rate (pps/pnA):
*Achieved rate (pps/pnA):
**[Oct. 18] (~3000-5000 pps/pnA) [0.098 pnA <sup>29</sup>Si<sup>8+</sup>]
**[Oct. 18] ~3000-5000 pps/pnA [0.098 pnA <sup>29</sup>Si<sup>8+</sup>]
**[Feb. 19]
**[Feb. 19] ~2500 pps/pnA on target [40 pnA <sup>29</sup>Si<sup>8+</sup>]
*Purity:
*Purity:
**[Oct. 18] ~6% best
**[Oct. 18] ~6% best
**[Feb. 19] ~60% average
* Scale Factor:  
* Scale Factor:  
**[Oct. 18] <sup>29</sup>Si<sup>14+</sup>-><sup>30</sup>P<sup>15+</sup> scale factor = 0.82849/0.87790 = 0.9437 ['''0.94''' found to be optimal]
**[Oct. 18, Feb 19] <sup>29</sup>Si<sup>14+</sup>-><sup>30</sup>P<sup>15+</sup> scale factor = 0.82849/0.87790 = 0.9437 ['''0.94''' found to be optim


== Primary Beam (energy) [max pnA] + Target (thickness): ==
== Primary Beam (energy) [max pnA] + Target (thickness) ==
* [Oct. 18] <sup>29</sup>Si<sup>8+</sup> (280 MeV from TOF)[~1 pnA] + D2 Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T=290K)
* [Oct. 18] <sup>29</sup>Si<sup>8+</sup> (280 MeV from TOF)[~1 pnA] + D2 Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T=290K)
* [Feb/Mar. 19] <sup>29</sup>Si<sup>7+</sup> (280 MeV from TOF)[XXX pnA] + D2 Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T~100K)


== Degraded Beam (energy) + Target: ==
== Degraded Beam (energy) + Target ==
* [Oct. 18] <sup>29</sup>Si<sup>14+</sup> [250.4(2) MeV from TOF] + D2 Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T=290K)
* [Oct. 18] <sup>29</sup>Si<sup>14+</sup> [250.4(2) MeV from TOF] + D2 Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T=290K)
* [Feb/Mar. 19] <sup>29</sup>Si<sup>14+</sup> [226,245 MeV from TOF] + D2 Gas w/ 1.9 mg/cm<sup>2</sup> HAVAR windows (3.7 cm, 1400 mbarr, T~100,200K)

Latest revision as of 21:39, April 24, 2019

Title

PI (group)

  • S. Pain (ORNL)

Run Dates

  • October 2018
  • Feb/March 2019

Secondary Beam

  • 30P15+
  • Energy: ~247.5 MeV, 0.82849 Tm [Oct. 18]
  • Requested rate: 5x105 pps [1x105 pps available]
  • Achieved rate (pps/pnA):
    • [Oct. 18] ~3000-5000 pps/pnA [0.098 pnA 29Si8+]
    • [Feb. 19] ~2500 pps/pnA on target [40 pnA 29Si8+]
  • Purity:
    • [Oct. 18] ~6% best
    • [Feb. 19] ~60% average
  • Scale Factor:
    • [Oct. 18, Feb 19] 29Si14+->30P15+ scale factor = 0.82849/0.87790 = 0.9437 [0.94 found to be optim

Primary Beam (energy) [max pnA] + Target (thickness)

  • [Oct. 18] 29Si8+ (280 MeV from TOF)[~1 pnA] + D2 Gas w/ 1.9 mg/cm2 HAVAR windows (3.7 cm, 1400 mbarr, T=290K)
  • [Feb/Mar. 19] 29Si7+ (280 MeV from TOF)[XXX pnA] + D2 Gas w/ 1.9 mg/cm2 HAVAR windows (3.7 cm, 1400 mbarr, T~100K)

Degraded Beam (energy) + Target

  • [Oct. 18] 29Si14+ [250.4(2) MeV from TOF] + D2 Gas w/ 1.9 mg/cm2 HAVAR windows (3.7 cm, 1400 mbarr, T=290K)
  • [Feb/Mar. 19] 29Si14+ [226,245 MeV from TOF] + D2 Gas w/ 1.9 mg/cm2 HAVAR windows (3.7 cm, 1400 mbarr, T~100,200K)