00992995-n 'geological dating based on the proportions of radioactive rubidium into its decay product strontium';
Definitions
- Japanese
-
壊変生成物ストロンチウムに対する放射性ルビジウムの割合に基づく地質学的年代測定
放射性ルビジウムには、470億年の半減期がある
- English
-
geological dating based on the proportions of radioactive rubidium into its decay product strontium
radioactive rubidium has a half-life of 47,000,000,000 years
Relations
| Hypernym: |
dating
|
|
Semantic Field: |
actn |
External Links
SUMO:
⊂ Investigating
TempoWN:
◁
△
▷
(Past: 0.000;
Present: 0.006;
Future: 0.004)
SentiWN:
△
▽
(+0.00
-0.00)
MLSentiCon:
▲
▽
(+0.12
-0.00)
More detail about the Extended Open Multilingual Wordnet (1.3)
Maintainer:
Francis Bond
<bond@ieee.org>