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Superheavies.

• Authors : PAPPAS, STEPHANIE

Subjects: PLATINUM group; TRACE elements; PERIODIC table of the elements

• Source: Scientific American; Jun2024, Vol. 330 Issue 6, p54-61, 8p, 3 Diagrams, 1 Chart, 1 Cartoon or Caricature

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Upgrading the electronics ecosystem.

• Authors : Eisenstein, Michael (AUTHOR)

Subjects: *ELECTRONIC waste; *SEWAGE sludge; *HAZARDOUS wastes

• Source: Scientific American. Jan2023, Vol. 328 Issue 1, pS8-S10. 3p. 1 Color Photograph.

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The Secret Life of the Sun.

• Authors : Boyle, Rebecca (AUTHOR)

Subjects: *STELLAR evolution; *SOLAR system; *PLANETS

• Source: Scientific American. Jun2018, Vol. 318 Issue 6, p26-33. 8p. 9 Color Photographs.

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The oldest rocks on earth.

• Authors : Zimmer, Carl

Subjects: *GEOCHRONOMETRY; *GEOLOGICAL research; *RADIOISOTOPES in geologyNORTH AmericaO'NEIL, Jonathan; MOJZSIS, Stephen J.

• Source: Scientific American. Mar2014, Vol. 310 Issue 3, p58-63. 6p. 3 Color Photographs.

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How to Date a Rock.

Subjects: *GEOCHRONOMETRY; *SAMARIUM-neodymium dating; *RADIOACTIVE dating

• Source: Scientific American. Mar2014, Vol. 310 Issue 3, p62-62. 1p. 1 Diagram.

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Magic Metals.

• Authors : AII, SALEEM H.¹

Subjects: *METALS; *MINES & mineral resources policy; *RARE earth metalsUNITED States. Dept. of Energy

• Source: Scientific American. Jan2014, Vol. 310 Issue 1, p12-12. 1p. 2 Color Photographs.

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Afghanistan's buried riches.

• Authors : Simpson, Sarah

Subjects: *MINES & mineral resources; *RARE earth metals; *COPPERHELMAND (Afghanistan); AFGHANISTANGEOLOGICAL Survey (U.S.) ; TALIBAN

• Source: Scientific American. Oct2011, Vol. 305 Issue 4, p58-65. 8p. 4 Color Photographs.

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Global Demand Stresses Limited Supply.

• Authors : Fischetti, Mark

Subjects: *MINES & mineral resources; *RARE earth metals; *PLATINUMUNITED States

• Source: Scientific American. Oct2011, Vol. 305 Issue 4, p64-65. 2p. 15 Charts, 3 Graphs.

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APPLIANCES: Magnetic Air Conditioners.

• Authors : Choi, Charles Q.

Subjects: *TECHNOLOGICAL innovations; *REFRIGERATION & refrigerating machinery; *MAGNETICS

• Source: Scientific American. May2011, Vol. 304 Issue 5, p44-44. 1p. 1 Color Photograph, 1 Diagram, 1 Chart.

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CLARIFICATIONS.

Subjects: *SCIENTIFIC literature; *TECHNICAL reports; *RENEWABLE energy sources

• Source: Scientific American. Mar2010, Vol. 302 Issue 3, p10-10. 1/8p.

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