نتایج جستجو برای: rare earth
تعداد نتایج: 322242 فیلتر نتایج به سال:
1 Terrestrial Paleoclimatology Research Group, Department of Geosciences, Baylor University, Waco, TX, United States, 2 Messel Research and Mammalogy Department, Senckenberg Research Institute and Natural History Museum Frankfurt, Frankfurt, Germany, 3 Department of Earth Sciences, University of Minnesota, Minneapolis, MN, United States, 4 Department of Anthropology, University of Minnesota, Mi...
Rare earth (RE) borohydrides have received considerable attention during the past ten years as possible hydrogen storage materials due to their relatively high gravimetric hydrogen density. This review illustrates the rich chemistry, structural diversity and thermal properties of borohydrides containing RE elements. In addition, it highlights the decomposition and rehydrogenation properties of ...
Definitions and characteristics The rare earth elements (REE) (sometimes referred to as the rare earth metals) are a group of 17 chemically similar metallic elements, including the 15 lanthanides, scandium and yttrium. The lanthanides are elements spanning atomic numbers 57 (lanthanum, La) to 71 (lutetium, Lu) (Table 1). The lanthanides all occur in nature, although promethium, the rarest, only...
a Woods Hole Oceanographic Institution and Earth Sciences Department, University of California at Santa Cruz, United States b Pacific Geoscience Center, Geological Survey of Canada, Sydney, B.C., Canada, V8L 4B2 c Earth Sciences Department, University of California at Santa Cruz, United States d Earth and Environmental Sciences, University of Illinois at Chicago, United States e Department of G...
M. Hagens, C. P. Slomp, F. J. R. Meysman, D. Seitaj, J. Harlay, A. V. Borges, and J. J. Middelburg Department of Earth Sciences, Faculty of Geosciences, Utrecht University, Utrecht, the Netherlands Department of Ecosystem Studies, Royal Netherlands Institute for Sea Research, Yerseke, the Netherlands Department of Analytical, Environmental and Geochemistry, Faculty of Science, Vrije Universitei...
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