talk - International Workshop on Double Beta Decay and Neutrino
talk - International Workshop on Double Beta Decay and Neutrino
talk - International Workshop on Double Beta Decay and Neutrino
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R&D : Enrichment of 48 Ca<br />
Enrichment by crown-ether<br />
Crown-ether rings adsorb<br />
Calcium i<strong>on</strong>s<br />
For calcium, 40 Ca adsorpti<strong>on</strong><br />
in crown-ether is slightly prior<br />
Crown-Ether<br />
o<br />
o<br />
40<br />
o<br />
Ca<br />
i<strong>on</strong><br />
o o<br />
2、Ca soluti<strong>on</strong><br />
CaCl 2<br />
Natural Ca<br />
fixed flow rate<br />
by pump<br />
1m glass column<br />
Migrati<strong>on</strong> length<br />
= 1m<br />
20m<br />
200m<br />
1、Crown-ether resin<br />
packed in column<br />
of 8mm×100cm<br />
40<br />
Ca : captured<br />
Experimental setup<br />
Chromatography:<br />
Breakthrough method<br />
= Migrati<strong>on</strong> of Ca soluti<strong>on</strong><br />
in resin area<br />
Enriched 48 Ca<br />
3、Sampling
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