iaea – nds data retrieval toolsindico.ictp.it/event/7641/session/20/contribution/45/... ·...
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IAEA – NDS data retrieval tools
Marco Verpelli IAEA Nuclear Data Section
ICTP workshop on Nuclear Structure and Decay DataTrieste22 Aug / 2 Sep 2016
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On www -nds.iaea.org• Livechart
/livechart• Query tool
/queryensdf• Mass chains
/relnsd /NdsEnsdf/masschain.html• Actinides decay data
/act_ddl• Decay data portal (still under development)
/relnsd /vcharthtml/VChartHTML_libs.html• Mobile devices : Isotope Browser
Google Play and ITunes app store
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List nuclides having an evaluated β- decay, order by half-life, and display on nuclear chart
Query Tool exercises with solution www -nds.iaea.org/queryensdf
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List nuclides that can theoretically β decay. Compare with the results before
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Plot Qβ against Qβ- n for those nuclides with evaluated β- and β- n decay
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Find β- decaying nuclides which have β transitions with 9 ≤ log ft ≤ 10. Check ∆J and ∆π values.
In the “Decay Radiation” tab check Jπ of parent and daughter, or download the CSV for further analysis
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List nuclides with evaluated α decay and display on nuclear chart
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List nuclides that can theoretically α decay and compare with the retrieval before
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Plot Qα vs A for even-even,
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• Find α decaying nuclides with Hindrance Factor HF=1. Plot Qα vs A.
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Plot B(E2) strengths of transitions from first excited 2’+ states to the ground state vs A
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Find nuclides which emit γ rays of energy 197.2 keVthrough internal transitions and induced reactions.
In the results, take 19-F and plot its level schema
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Plot Sn vs A for Led
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Plot ground states Sn vs T½
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Plot A vs T½ for Z ≤ 100 levels decaying via β-
n for which there is an evaluated n emission
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• Plot A vs δ for E2/M1 transitions from Jπ 2`+ to 2+ for e-e nuclides having 60 ≤ A ≤ 150.
K.S. Krane, Phys.Rev. C 10 (1974) 1197(∆ is a function of δ)
SEE NEXT PAGE
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• Plot A vs δ for E2/M1 transitions from Jπ 2`+ to 2+ for e-e nuclides having 60 ≤ A ≤ 150.
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Thank you!