Ion bombardment chemistry - ScienceDirect
Products 10 - 20 ... The feeding system of the ion source and the target region of the .... Fast determination of structure, homogeneity, and composition of targets for ...
[ 1-s2.0-0029554X76906698-main.pdf?_tid=487ba3a8-2124-11e5-8b18-00000aab0f6c&acdnat=1435887722_3aea02a0010f5ff2b09cd1cd19417424 - Read/Download File
What controls the composition and the structure of nano- materials
Nov 1, 2012 ... target, solvent and solutes, system temperature and pressure). Department of .... and space primarily determine the phase and structure of final. NMs: temperature (T) .... the irradiated material occurs by homogeneous nucleation.46 .... plasma plume is very fast, because heating by the laser pulse abruptly ...
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validating diet composition by chemical analysis - Institute for
Composites. Composite Homogeneity .... of fast foods. In this same study the range of cholesterol content in fast food hamburgers was 26.5 to 48.3 mg/100 g; .... viated from target nutrient composition. .... use of cholesterol oxidase to determine cholesterol in diets .... ical structure, or sometimes by the assay methodology. In.
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Chapter 13 Analytical Applications of Nuclear Reactions-rev
Activation analysis is an analytical technique that allows one to determine the amount of a ... (The above equation for AX* is valid for “thin targets”, i.e., samples ... samples) should have the same size, composition, and homogeneity insofar as .... converted into 28Al by reactions involving fast neutrons present in any reactor.
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Neutronic Assessment of Transmutation Target Compositions in
significantly complicate fuel handling and fabrication of recycled fast reactor fuel. ... determine the fewest target assemblies required to burn these actinides without ... heterogeneous target cases and the homogeneous reference case, the ratio of ... This 18-target core geometry and composition gave a power rating in the ...
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How to isolate proteins
purposes (e.g. enzyme kinetics) or a highly purified, homogeneous ... unique to each protein—amino acid composition, sequence, subunit structure, size, shape, ... further separate the target protein-containing fraction from the bulk protein; 5) a .... anion-exchange column (HR 5/5) attached to a Pharmacia Fast Protein Liquid.
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Evidence for quasi-chemically homogeneous evolution of massive
Apr 11, 2013 ... We determine the metallicity of the Galactic stars from their position and Galactic metallicity gradients, and ... a disk-jet structure around the black hole resulting from the core ... also Langer 1992) showed that for very fast rotating massive ..... The surface composition of WN stars is thus a key diagnostic of.
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F2-2 - Stony Brook University
ion beam, we varied the target composition and structure of the rear surface. ... In contrast to the homogenous, collimated beam from the gold target, protons emitted ... A well known technique to determine the total yield of fast protons is to use ...
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Basics of X-Ray Powder Diffraction - MIT
Can determine composition, strain/relaxation, lattice parameters (in- ... The difference in their crystal structure is reflected in their different diffraction ..... Electrons from the filament strike the target anode, producing characteristic .... Fast, precision XRPD using theta/2theta motion ..... films and/or non- homogeneous samples.
[ Basics of X-Ray Powder Diffraction.pdf - Read/Download File
Download Sample pages 1 PDF - Springer
target protein from the natural host in a soluble, homogeneous state and enough ... to the low cost, fast growth, easy handling, high yield of target protein and the ..... also help in the structure determination process of the target pro- tein. Such is the .... expression and the homogeneity in composition where in some cases the ...
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Homogeneous versus Heterogeneous Recycling of Transuranics in
3.2 Fast reactor transmutation issues associated with homogeneous recycling ..... ........ 25. 3.2.1 Fast ... 3.3.1 TRU composition of driver and target assemblies.
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Structural Investigation of Uranium–Neptunium Mixed Oxides Using
Nov 10, 2014 ... targets for the transmutation of the minor actinides in fast neutron reactors.1,2 ... radiotoxic materials,3,19 and one obtains a high composition. (metal) homogeneity.20 A uranyl nitrate solution was mixed with a nitric acid solution of .... Local Structure Determination by 17O MAS NMR. The 17O MAS NMR ...
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X-ray analysis of thin films and multilayers - ResearchGate
in determining the structural details of thin films and multilayers and these should be .... analysis by topography, the determination of composition and, to a lesser extent, ... orientation distribution in the target and in the deposited thin film can be .... a function of the crystallite size, homogeneity of the phase, variation in ...
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Rational synthesis and structure of complex compounds
Jan 1, 2007 ... The crystal structure determination of Mg3(OH)5Cl·4H2O (F5-phase) from laboratory .... Targets are metal-rich compounds of transition metals, particularly oxides and .... At the other side of the length scale we enter the fast growing and expanding world of ..... have the same homogeneous composition, but.
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Asteroid Redirect Mission - NASA
Nov 23, 2015 ... Formulation Assessment and Support Team (FAST) ..... NASA evaluated both mission approaches, to determine their feasibility, ... NASA has identified the NEA 2008 EV5 as the reference target for the ARRM (radar-based ..... Meteorite strength fundamentally depends on composition, texture, and structure.
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Structure of Bordetella pertussis Peptidoglycan - Journal of
Unambiguous determination of the structure of muramidase- derived peptidoglycan fragments by fast atom bombardment-mass spectrometry and tandem mass ...
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A Novel Concept for Americium-containing Target for Use in Fast
present target by optimizing its amount and composition. .... up to 300 цm and homogeneous dispersion in the Mo–IM. ... structural and thermal advantages, ThO2 has intrinsic nucle- .... teristics are, therefore, important points determining the.
[ 18811248.2006.9711106 - Read/Download File
Methods of Structure Determination - Garland Science
purity, that is, the protein should be homogeneous and ... crystallographic structure determination are covered in the .... They offer maximum-likelihood targets, and can also use .... formation or composition, and a three-dimensional density map calculated for each class. ..... On the fast end of the scale, spin relaxation param-.
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Evaluation of the Current Status of the Combinatorial - NIST Page
Dec 21, 2012 ... Homogeneity regions and tie-lines connecting phases in equilibrium are determined by studying ... The experimental methods for determining phase diagrams ..... Laser ablation of materials of bulk targets is a highly non- equilibrium ... relationships among composition, structure and properties of materials.
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Substrate Sequence Effects on "Hammerhead" RNA Catalytic - JStor
base composition of the helices that are involved in substrate ... that the secondary structure of substrate RNA can be a major ... for the cleavage of specific target RNAs (9, 11). ... For determination of kcat .... To assess the structural homogeneity of the substrate ... Only the fast-mobility monomeric species is depleted dur-.
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