lead isotopes 예문

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1. Lead isotope geochemistry is useful for providing isotopic dates on a variety of materials.
2. Thus, deposits formed in different geological period would have various lead isotope signature.
3. Lead isotope analyses have been interpreted as documenting crystallization of carbonados about 3 billion years ago.
4. Except 204 Pb, other lead isotopes are products of radioactive decay of uranium and thorium.
5. Strontium and lead isotopes can be used to understand population movements, like migration and seasonal mobility.