biological applications of optical tags based on surface enhanced raman scattering
Báo cáo hóa học: " Fabrication and evolution of multilayer silver nanofilms for surface-enhanced Raman scattering sensing of arsenate" pdf
... Z-Q, Ozaki Y: Surface- enhanced Raman scattering of biological molecules on metal colloid II: effects of aggregation of gold colloid and comparison of effects of pH of glycine solutions between ... mM) concentrations of AgNO3/BuNH2 solutions (Figure 5A,C) In summary, for a given concentration of AgNO3/BuNH2 concentration with constant molar ratio of 2:1, there was an optimum reaction time ... environmental samples Anal Chim Acta 2007, 605:80 Bhandari D, Wells SM, Retterer ST, Sepaniak MJ: Characterization and detection of uranyl ion sorption on silver surfaces using surface enhanced Raman...
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REALIZATION OF PLASMONIC 2d 3d NANOSTRUCTURES FOR SURFACE ENHANCED RAMAN SCATTERING DETECTION
... sections: the introduction of localized surface plasmon resonance (LSPR), the electromagnetic enhancement based on the hot spots and the definition of the EF 2.1 Localized Surface Plasmon Resonance ... detection is easy and often in one step by laser means A uniform distribution of Ag NPs was achieved via the reduction of Ag cations on a flat Si surface using HF [29] The size of the NPs was controlled ... localized surface plasmons are one kind of non-propagating excitations The conduction electrons of nano-structured metal are coupled to the incident electromagnetic field The curved surface of the...
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Preparation of au ag alloy nanoparticles for surface enhanced raman scattering
... electromagnetic mechanism, Raman scattering intensity is enhanced due to the increase of the local electromagnetic field of the adsorbents by the excitation of the surface plasmon resonance The chemical ... mixtures of monometallic nanoparticles It is known that a simple mixture of monometallic Au and Ag nanoparticles has two absorption peaks due to the surface plasmon resonance absorption of Au and ... absorption peaks or only one absorption peak of shell component when the shell becomes thick enough Under irradiation with an intense pulsed laser at 532 nm which is near SPR absorption peak of Au-NPs,...
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xps studies of active elements surface of gas sensors based on wo3nanoparticles
... OH-groups (comp g) on the surface On the contrary the relative contribution of OHgroups and H2 O on the surface of WO2.9 and WO2.72 remains high after anneal and it is proportional to the nonstoichiometry ... interaction of nanoparticles’ surface with water vapor during contact with air right up to formation of a shell of several WO3 ·(OH2 )n -monolayers In the sample WO2.72 the contribution of W5+ ... samples the decrease of contribution of comp m can be seen, that can be connected mainly with destruction of WO3 ·(OH2 )n -phase Thus the contents of OH-groups and H2 O in the nonstoichiometric WO3−x...
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Experimental realization and theoretical studies of novel all optical devices based on nano scale waveguides
... semiconductor -based all -optical switches include semiconductor optical amplifier (SOA) and more recently silicon photonics Implementation of ultrafast silicon photonic switch is largely based on ... signal at switch-off state : Optical power of input signal at switch -on state : Optical power of input signal at switch-off state : Extinction ratio of signal : Propagation constant of light in waveguide ... and switching operations of EUPT and EDPT 2.1.1 Energy-up photonic transistor based on AMOI scheme The all -optical operation of EUPT adopts the Absorption Manipulation of Optical Interference...
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Reliability analysis of power system based on generalized stochastic petri nets
... interactions The construction rule for each sub-block follows two steps: 1) Identification and description of states (configurations); 2) Specification of transitions (events) The result of such a procedure ... function of such elements regards the conditioning of internal transitions Note the station bar contains only the electrical state That because we decided to not consider the bus breaking control ... marking of auxiliary place M (ps ), are reported in Table III Since we decided to condition only the transition T PU T of the protection of line L1 , then we only need the information contained...
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Tài liệu Báo cáo khoa học: Modeling of tRNA-assisted mechanism of Arg activation based on a structure of Arg-tRNA synthetase, tRNA, and an ATP analog (ANP) ppt
... deacylation reaction at pH 8.0 A proton of NeH of –Ne+H@C–(NH2)2 of the Arg moiety with the cyclic configuration of Arg-tRNA is transferred to C@O of the ester bond of Arg-tRNA The adenosine moiety of ... formation of Arg-tRNAMetCCG on E coli ArgRS [29] On the other hand, in tRNAMetCAU bound on A aeolicus Met-tRNA synthetase, the conformation of the anticodon loop of C32–U33–C34–A35–U36–A37– A38 of ... a large conformational change of the anticodon loop, the D-loop, and the T-loop, and deviation of the inclination of base planes of the acceptor stem and the anticodon-binding stem of tRNAArgCCU...
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Báo cáo khoa học: A new clan of CBM families based on bioinformatics of starch-binding domains from families CBM20 and CBM21 potx
... evolutionary tree This provides a basis for the joining of the two CBMs into a common clan Results and Discussion Location of SBD modules in CBM20 and CBM21 With regard to the location of the ... evolution of starchbinding domain FEBS Lett 456, 119–125 Janecek S, Svensson B & MacGregor EA (2003) Relation between domain evolution, specificity, and taxonomy of the a-amylase family members containing ... structural, functional, and evolutionary relationships Proteins 29, 334–347 65 Williamson MP, Le Gal-Coeffet MF, Sorimachi K, Furniss CS, Archer DB & Williamson G (1997) Function of conserved tryptophans...
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Báo cáo khoa học: "Towards a Semantic Classification of Spanish Verbs Based on Subcategorisation Information" doc
... prepositional constituents in the second position of the pattern that are introduced with the preposition de, of This is motivated by the observation that in 96.8% of the cases this preposition is ... classification is based on three aspects of the verb properties: meaning components, diathesis alternations, and event structure, but the information provided by subcategorisation frames only reflects on ... Jonh Wiley and Sons, Inc., New York Anna Korhonen 2002a Semantically motivated subcategorization acquisition In Proceedings of the Workshop of the ACL Special Interest Group on the Lexicon on...
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Báo cáo khoa học: "Automatic Acquisition of Language Model based on Head-Dependent Relation between Words" pdf
... a sequence of or more adjacent complete-links that have the same direction A unit complete-sequence is defined on a string of one word It is sequence of complete-links The direction of a completesequence ... combinational restriction Figure 4: Abstract representation o f / ) Figure shows an abstract representation of a / ) of an n-word sentence When wk(1 < k
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Classification of colorectal cancer based on correlation of clinical, morphological and molecular features doc
... alterations occurring at the key transition from hyperplasia to dysplasia include loss of expression of MLH1 in group CRC and loss of expression of MGMT and ⁄ or aberrant expression of p53 in ... MSI-H144 but (and consistent with the rarity of medullary carcinoma) mutation of this gene was observed in only 3.2% of Lynch syndrome CRC.145 Loss of expression of CDX2 was strongly associated ... then be considered representive of all CRC At one level this may still be true, insofar as the acquisition of the full malignant phenotype probably depends upon the combined disruption of all the...
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Báo cáo khoa học: "Are These Documents Written from Different Perspectives? A Test of Different Perspectives Based On Statistical Distribution Divergence" ppt
... rankings of four conditions Rankings among four conditions is consistent when C is small We only report results of K = 1000, C = 10 in the paper due to space limit There are two kinds of variances ... distribution divergence of DP document collection pairs is separated from the distribution divergence of SP, DT, and ST document collection pairs The little the overlap of the range of distribution ... ˆ scale The Monte Carlo estimates D of the pairs in DP condition are plotted as rugs D of the pairs in other conditions are omitted to avoid clutter and summarized in one-dimensional density...
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Báo cáo " Security of information processing based on grid environment " pdf
... entry in RUIDB Framework of the proposed model In this section, we present the framework of the proposed security of information process model based on grid environment Based on the grid computing ... Model Based on Grid Environment”, WSEAS Transactions on Information Science and Applications, Issue 5, Vol (2006) 960 [5] H.M Lee, T.Y.Lee, M.H Hsu, “A Process Schedule Analyzing Model Based on ... Decryption Component) Decryption is the reversed order of encryption Before decryption, we should know the values S of format code in execute user information data base and U (length of user-id...
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Techno-Economic Analysis of Biofuels Production Based on Gasification docx
... a tax of approximately $90 per metric ton of carbon A more recent study by Larson et al of switchgrass-to-hydrocarbons production in 2009 reports a production cost of $15.3/GJ ($1.90/gal of gasoline) ... Chemicals Instead of converting the energy content of the syngas to power, the energy content can be condensed into a liquid energy carrier, or fuel The conversion of syngas to fuels can only occur ... Techno-Economic Analysis of Biofuels Production Based on Gasification Ryan M Swanson, Justinus A Satrio, and Robert C Brown Iowa State University Alexandru Platon ConocoPhillips Company...
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pocket atlas of human anatomy based on the international nomenclature - heinz feneis, wolfgang dauber
... orbital roof A 29 12 Temporal line of frontal bone Linea temporalis ossis frontalis Continuation of the line formed by the union of the superior and inferior temporal lines of the parietal bone A ... terms and conditions of license a A 14 Bones Anterior surface of petrous part of tem- 19 poral bone Facies anterior partis petrosae A C Roof of tympanic cavity Tegmen tympani Thin bony plate anterolateral ... viewed from in front D 33 Forehead Frons Front of calvaria above the eyes D E 34 Nasion Median point between the intersection of frontal and nasal bones D E Condylar process Processus condylaris Articular...
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development of a biosensor based on laser fabricated
... system Only one of the cantilevers in the cantilever array is monitored since our current sensing system has only one light source and one PSD The environmental and electronic noises of the sensor ... September 2004 FIG Detection of microcantilever, deflection induced by DNA hybridization (syringe pump injections of 0.5 M noncomplementary ss-DNA, target ss-DNA with concentrations of 0.05 M and 0.01 ... total volume of 0.2 mL is injected within 10 s, causing a fast response in the deflection signal, as shown in Fig The final deflection of the cantilever is 122 nm for the DNA concentration of 0.5 M...
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Báo cáo khoa học Epidemiology of EMS/AHPNS based on September 2012 cross sectional studies 2013
... New causal web Water contamination pathogen PL Trigger factors ? EMS Management for prevention? Feed and Feeding management Conclusion and future study • no final conclusion on risk factors with ... frequency of – 1,054 ponds From 222 different hatchery using at frequency of – 173 ponds 1681 119 38 12 1828 41 51 Factors No obs Odds ratio General pond background P-value pondsize 2.99 0.000 ponddept ... Topic of the presentation • Set up the list of candidate risk factors • Study design and survey • Data analysis – Farm level information – Pond level information – Water quality and environmental...
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báo cáo hóa học: " Do estimates of cost-utility based on the EQ-5D differ from those based on the mapping of utility scores?" pot
... predicted on the basis of our preferred model, where though intervention was still dominated by intervention intervention was no longer dominated by intervention Instead intervention had an ICER of ... The ICER of each of the four interventions, based on actual data, also differed from that based on our preferred mapping model (see Table 3) – the most effective intervention (intervention 4) was ... the validity of mapping, in terms of how closely incremental cost per QALY estimates based on actual results align to those based on mapping, can only be provided by a series of converging results...
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báo cáo hóa học: " A new definition of burnout syndrome based on Farber''''s proposal" pptx
... relations" These relations are: contradiction, contrariness and the ability to be complementary, which are based on simple operations of assertion and negation, and by means of which the relation of ... representation of the logical articulation of any semantic category through which a description of the organizational model of signification is noted and its form of production by means of a typology of ... definition of burnout, constructed using the latest version of the MBI [3], is that proposed by Maslach et al [4] In their description it is "a prolonged response to chronic emotional and interpersonal...
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Báo cáo hóa học: " Preparation and characterization of superhydrophobic surfaces based on hexamethyldisilazane-modified nanoporous alumina" pptx
... of the solid surface fractional area of nanoporous alumina surfaces (a) High-magnification SEM image of the studied alumina surface (b) Identification of the solid fraction of the surface (gray ... technological applications Additional material Additional file 1: Water contact angles on alumina surfaces Contact angles of the water droplets on HMDS-modified thin film and nanoporous alumina surfaces ... initial reaction of HMDS Page of with the alumina surface occurs by the dissociative chemisorption of HMDS via reaction of coordinatively unsaturated Al + and O-sites Subsequent reaction of pendant...
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