'U th' presentation slideshows

(U-Th)/He chronometry (not just for breakfast anymore)

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Developments in Environmental Radiochemistry*

Developments in Environmental Radiochemistry*. Environmental Radioactivity Measurement Facility Department of Oceanography Florida State University Tallahassee, Florida USA. * Research funded by the PG Research Foundation. Objectives.

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Bellringer:

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Update of US Gd-LS

Update of US Gd-LS. Minfang Yeh and Richard L. Hahn BNL, Chemistry Department, Upton NY. 430 nm. Optical of ~1% Gd in LAB and in PC. Few percents of Gd can be loaded into pure LAB or pure PC, respectively, using BNL carboxylate recipe. Both LS needs additional organic solvent:

237 views • 15 slides

A Large-scale isotope anomaly in the Southern Hemisphere mantle

A Large-scale isotope anomaly in the Southern Hemisphere mantle. Stanley R. Hart. Figure 14-9. (Winter) From Hart (1984) Nature, 309, 753-756. Can Generate tholeiitic and alkaline basalts from a chemically uniform mantle. Variables Temperature Pressure.

277 views • 11 slides