نتایج جستجو برای: ree elements
تعداد نتایج: 278802 فیلتر نتایج به سال:
Abstract Titanates and zirconates of light rare earth elements (REE): REE 2 TiO 5 , Ti O 7 4 9 24 Zr are interest as matrices for isolating the actinide fraction high-level waste from reprocessing irradiated nuclear fuel. Data on incorporation impurities (Zr, U, Ca) into Nd La titanates examined. They display limited isomorphism toward these elements, including by reaction 2REE 3+ ↔ Ca 2+ + U 4...
Phosphogypsum is a waste produced by the phosphate fertilizer industry. Although phosphogypsum is mainly calcium sulphate dihydrate, it contains elevated levels of impurities, which originate from the source phosphate rock used in the phosphoric acid production. Among these impurities, radionuclides from 238U and 232Th decay series are of most concern due to their radiotoxicity. Other elements,...
A detailed hydrogeochemical study was performed in the Wiśniówka mining area (south-central Poland). This covered three acid pit bodies, historic tailings acid ponds, acid pools, and additionally two neighboring rivers. All these acid mine drainage (AMD) waters are characterized by the pH in the range of 1.7 (pools) to 3.5 (tailings ponds). The most interesting is the Podwiśniówka acid pit lake...
Trace and Rare Earth Element Partitioning in Organic Fractions of Mudstones during the Oil Formation
In order to investigate trace and rare earth element partitioning in organic fractions of mudstones, this study isolated including insoluble fraction (kerogen), soluble (extract), or expelled hydrocarbon (reservoir solid bitumen), the their corresponding whole rocks for compositions were measured. Analysis lacustrine marine mudstones revealed that mudstone kerogens more enriched elements (REE) ...
In order to extend the Schützenberger’s factorization to general perturbations, the combinatorial aspects of the Hopf algebra of the φ-deformed stuffle product is developed systematically in a parallel way with those of the shuffle product. and in emphasizing the Lie elements as studied by Ree. In particular, we will give an effective construction of pair of bases in duality.
The present study including two experiments was designed to determine the effect of media containing different rare earth elements (REE) on proliferation and fatty acids accumulation in 3T3-L1 cell cultures. In Experiment 1, 3T3-L1 preadipocytes in 96-well plates (1.5×10 cells/ml) were cultured with Dulbecco’s modified Eagle’s medium (DMEM) containing 10% fetal bovine serum (FBS) for 24 h. Then...
In order to extend the Schützenberger’s factorization, the combinatorial Hopf algebra of the q-stuffles product is developed systematically in a parallel way with that of the shuffle product and and in emphasizing the Lie elements as studied by Ree. In particular, we will give here an effective construction of pair of bases in duality. [ 20-05-2013 09:23]
Here follows brief details about my other activities as a PhD student at QMUL. recognition of the Suzuki groups " • MAGMA Workshop on Group Theory and Algebraic Geometry, University of Warwick, 08/2005, " Finding elements of even order in the Big Ree groups " • Invited visit for one month to
In order to extend the Schützenberger’s factorization to general perturbations, the combinatorial aspects of the Hopf algebra of the φ-deformed stuffle product is developed systematically in a parallel way with those of the shuffle product. and in emphasizing the Lie elements as studied by Ree. In particular, we will give an effective construction of pair of bases in duality.
Basic data on the resting energy expenditure (REE) of healthy populations are currently rare, especially for developing countries. The aims of the present study were to describe gender- and age-specific REE distributions and to evaluate the relationships among glycolipid metabolism, eating behaviors, and REE in healthy Chinese adults. This cross-sectional survey included 540 subjects (343 women...
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