Innovation. Rare earth elements in biodetritus in an aquatic system. Biodetritus = biological detritus, biogenic detritus, non-alive organic material of biological origin.

Innovation.
Rare earth elements in biodetritus in an aquatic system.
http://5bio5.blogspot.com/2013/04/innovation-rare-earth-elements-in.html

In 2010, a paper on using  neutron activation analysis (NAA) to measure the concentrations of some chemical elements in the samples of detritus was published. This paper is the first publication that reported the concentrations of a number of  gold, uranium, and other rare earth elements in biodetritus in an aquatic system. The detritus was collected at the bottom of  experimental aquatic ecosystems. The detritus was accumulated at the bottom as a result of the presence of aquatic animals and plants in these ecosystems. 
Full text: http://ru.scribd.com/doc/114001532Abstract: http://www.scribd.com/doc/75098592

Reference:
To get the full text of the article, click on the title:
Abstract: http://www.scribd.com/doc/75098592

Explanation of the terminologyBiodetritus = biological detritus, biogenic detritus, non-alive organic material of biological origin.
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More about other innovations see here:

A review of some achievements in environmental sciences, general ecology and aquatic ecology: functioning of ecosystems and environmental toxicology

Where this paper might be cited:
in reserch papers, reviews, books on:
aquatic ecology, bottom sediments, chemical element flows and cycling in water, in water bodies, in water streams, ecological modeling, biogeochemistry, geochemistry, environmental chemistry, rare earth elements, gold, uranium,  lanthanum, zink, monitoring,
Key words:
rare, earth, elements, La, U, Cs, ecosystems, Sm, Se, Hf, Sb, Th, Nd, detritus, Zn, Ceratophyllum, demersum, viviparus, pictorum, Unio, environmental chemistry

Some relevant publications:

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Assessing sediment pollution from the Julian Adame-Alatorre dam by instrumental neutron activation analysis
F. Mireles a, J.L. Pinedo a, J.I. Davila a, J.E. Oliva a, R.J. Speakman b, M.D. Glascock c
a
Unidad Académica de Estudios Nucleares, Universidad Autónoma de Zacatecas, Ciprés 10, Frac. La Peñuela, Zacatecas, Zac., C.P. 98068, Mexico;
b
Museum Conservation Institute, Smithsonian Institution, Suitland, MD 20746, USA;
c
Research Reactor Center, University of Missouri, Columbia, MO, 65211, USA;
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Influence of Geological Conditions during Peat
Accumulation on Trace Element Affinities and Their
Behavior during Peat Combustion.
S. Kalaitzidis,†
K. Christanis,*,† A. Georgakopoulos,‡
J. L. Ferna´ndez-Turiel,§
and S. Papazisimou†
Department of Geology, University of Patras, GR-26500 Rio, Patras, Greece, Department of
Mineralogy-Petrology-Economic Geology, Aristotle University, GR-54006 Thessaloniki, Greece,
and Institute of Earth Sciences “Jaume Almera”, CSIC, C/Sole´ i Sabaris s/n,
E-08028 Barcelona, Spain;
Published in:
Energy & Fuels, 2002, 16, 1476-1482
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