quantitative analysis of particles with energy dispersive x ray spectrometry
Tài liệu Báo cáo khoa học: Quantitative analysis of the experimental O–J–I–P chlorophyll fluorescence induction kinetics Apparent activation energy and origin of each kinetic step Steve Boisvert, David Joly and Robert Carpentier doc
... superposition of the exponential rise to analyze quantitatively the contribution of each phase The amplitude and rate constant of each of the three phases can be calculated by deconvolution of the traces ... type of nonlinear regression shows that the method can be used as an excellent approximation of FI traces and to quantitatively estimate the contribution of each phase The average values of amplitudes ... Deconvolution of the traces with the sum of three exponential rises provided an excellent t between simulated and experimental traces (Fig 1) FI traces obtained from thylakoids were composed of three...
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Tài liệu ADVANCES IN QUANTITATIVE ANALYSIS OF FINANCE AND ACCOUNTING Essays in Microstructure in Honor of David K. Whitcomb Volume 3 ppt
... Journal of Finance, The Journal of Financial Economics, The Journal of Financial & Quantitative Analysis, The Journal of Industrial Economics, The Journal of Money, Credit & Banking, The Journal of ... Chapter Alex Frino School of Business University of Sydney intro.tex FA3 March 21, 2006 9:27 WSPC/B351 intro.tex List of Contributors xvii Sydney, NSW 2006, Australia Tel.: 61-2-9351-6451 Fax: 61-2-9351-6461 ... CLOB with endogenous trade It is also far more complicated than the analysis of the uniform price clearing equilibrium with exogenous trade With exogenous trade, the equilibrium is independent of...
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Tài liệu Báo cáo khoa học: "Identifying Linguistic Structure in a Quantitative Analysis of Dialect Pronunciation" docx
... distribution of the examined sounds For example, map in Figure rep- Table 2: How often [e] corresponds to [i] and [e] For each of the sites the indices were calculated using the above formula The index ... classification of Bulgarian dialects as presented in Stojkov (2002) 2.2 Extraction of Linguistic Structure Although techniques in dialectometry have shown to be successful in the analysis of the dialect ... subsets would be if similar analysis was done The second paper (Nerbonne, 2006) applies factor analysis to the result of the dialectometric analysis in order to extract linguistic structure The...
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Tài liệu Báo cáo Y học: The RuvABC resolvasome Quantitative analysis of RuvA and RuvC assembly on junction DNA doc
... plausible explanation SPR analysis of the RuvAC–Holliday junction ternary complex To further examine the hypothesis that a tetramer of RuvA can bind to each face of a Holliday junction, the effect of ... the helix from residues 117–129 of an A chain in one tetramer, with the same helix in a B chain on the other tetramer A total of six ion-pair interactions are formed at the helix–helix interface ... addition of RuvC to the RuvA–Holliday junction complex was investigated Analysis of the interaction of RuvA and RuvC with the Holliday junction was performed by sequential addition of the RuvA...
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Báo cáo khoa học: Quantitative analysis of ultrasensitive responses pot
... a result of the fact that upon weak stimulation (i.e for f fi 0) the Hill equation with basal activation (Eqn with Xbasal „ 0) is approximatelyÁ given by X % Xbasal, while À n X % Xmax Á S S50 ... fraction, f, which is given by: f ¼ X À Xbasal : Xmax À Xbasal ð4Þ Expressing the response coefficient of the Hill equation devoid of basal activation as a function of the activa ted fraction f ¼ ... analyzed by fitting the Hill equation [21]: X ¼ Xbasal þ ðXmax À Xbasal Þ Á Sn H 50 Sn H : þ Sn H ð2Þ Here, Xbasal and Xmax are the basal and the maximal responses, respectively, while S50 refers...
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Báo cáo khoa học: "A Comparison and Semi-Quantitative Analysis of Words and Character-Bigrams as Features in Chinese Text Categorization" potx
... classifier is not examined in Xue and Sun (2003a, 2003b)’s report, we make here the four combinations of schemes with and without CIG in feature selection and term weighting The experiment results ... three-character words can often be substituted by one of its sub-bigrams (namely the “intraword bigram” in the next section) without a change of meaning For instance, “标赛” is a sub-bigram of the word “锦标赛(tournament)” ... aspects of IR and TC So it is significant to make a detailed comparison and analysis here on the relative value of words and bigrams as features in Text Categorization The organization of this...
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ADVANCES IN QUANTITATIVE ANALYSIS OF FINANCE AND ACCOUNTING Volume 4 doc
... power of earnings (e.g., Xit with Xit/Bit and X2 JBit with (Xit/Bit)2 are positive, while those between variables having even and odd powers of earnings (e.g., Xit with X2 t/Bit and Xit/Bit with (Xit/Bit)2) ... Vit =ai+B\Bit = a2 + B2Bit = a + y X; r = a + YA^it 0or0 >0 + nXit + sit + y2Xit + S2 (X2 t/Bit) + eit + eit + 04(Xit/Bit) + X4 (Xit/Bit)2 + eit Sample and Variables ... form of Model suggests that the contribution of various terms of the valuation function will vary with the efficiency of operations, as proxied by profitability, q, of the firm Analysis of the...
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ADVANCES IN QUANTITATIVE ANALYSIS OF FINANCE AND ACCOUNTING Volume 5 potx
... ADVANCES IN QUANTITATIVE ANALYSIS OF FINANCE AND Accounting June 8, 2007 3:16 spi-b483 Advances in Quantitative Analysis of Finance and Accounting: Vol.5 Advances in Quantitative Analysis of Finance ... start by examining the size of the above versions of the tests of Robinson (1994) We consider six null models of the form: (1 − L k )x t = u t , t = 1, 2, , with k = 1, 2, 3, 4, 5, and 6, with ... model of the form xt = xt −5 + εt , implying in both cases that the returns are completely unpredictable In the case of Dow Jones index, a model of the form (1 − L )d xt = u t is selected, with...
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ADVANCES IN QUANTITATIVE ANALYSIS OF FINANCE AND ACCOUNTING Volume 6 pot
... Strategy Model 21 Or more compactly: maximize Z = C X + X D X subject to U X ≤ V X ≥0 with C ∈ R , x ∈ R , and D ∈ R n×n n n where D is a diagonal matrix of n by n with each diagonal component di < ... y ∗ x U (x ) ≤ (15) x L (x , y∗) • x = (16) ∇ y L (x , y∗) ≥ (17) and ∇ y L (x , y∗) • y∗ = (18) where L (x , y∗) = Z + Y (V − U X ) is the Lagrangian equation, and x L is the gradient of the ... external to the two roots p Az β − ε1,2 = x +s± (2 p Az β − x + s)2 − 4[ p Az β p −r (z + k) + s]Az β Az β Maximizing4 (2) with respect to x yields: + + − − ∂ε2 ∂ε1 ∂ε2 ∂ε1 − + − =0 x x ∂x...
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Báo cáo khoa học: "A Quantitative Analysis of Lexical Differences Between Genders in Telephone Conversations" pot
... is taken by voting of the individual systems The confusion matrix of the 4-way classification is shown in Table Table 2: Confusion matrix for 4-way classification of gender of both sides using ... first experiment, instead of defining two categories we define four; the Cartesian product of the gender of the current speaker and the gender of the other speaker These categories are symbolized with ... counts of individual terms (unigrams) or pairs of terms (bigrams) have different distributions between genders The set of possible terms consists of all words in the Fisher corpus plus some non-lexical...
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báo cáo sinh học:" Meeting human resources for health staffing goals by 2018: a quantitative analysis of policy options in Zambia" potx
... from 2008 to 2018 is expected to be a result of an influx of 14 030 new hires that enter into the public sector and a loss of 10 307 existing staff who exit The sources of the new hires are 13 ... sector entry rates of graduates, and attrition rates HRH projection model Our HRH projection model uses Excel (Microsoft Office, Microsoft; 2007) to forecast the annual number of health workers ... reasons By cadre, the number of doctors is expected to decrease by 14 with no changes in current trends, while the number of clinical officers, nurses, and midwives are expected to increase by 592,...
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Báo cáo sinh học: "A quantitative analysis of the mechanism that controls body size in Manduca sexta" docx
... sizes of the five larval instars of Manduca sexta The size of the first four instars increase exponentially, but the final size of the fifth instar is about twice (10.75 g) what would be expected ... purge of gut contents (b) Semilogarithmic plot: dashed lines are exponential regressions on the growth phases of each of the five larval instars The inset shows a plot of the exponents of the ... ecdysone with exogenous JH When a topical application of 50 g methoprene (a stable JH analog) is given on days and of the fifth instar, Figure Growth of a fifth-instar larva with a critical weight of...
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Báo cáo lâm nghiệp: "Environmental risk assessment based on semi-quantitative analysis of forest management data" pptx
... ordinal 1–4 1: N-NE expositions … 4: SW-S exp zone of biotic hazard ordinal 1–3 1: no hazard … 3: focus of activity3 stand age cardinal years proportion of spruce cardinal % of relative crown cover ... oligotrophic … 6: calcaric1 ordinal 1–5 1: extremely limited … 5: waterlogged1 site extremity ordinal 1–3 1: no extremity … 3: high extremity1 natural presence of beech binomic 0–1 0: natural absence ... decade, the highest probability of critical damage occurrence was associated with older stands, higher proportion of spruce, location in the vicinity of the focus of biotic agent activity, and...
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Báo cáo khoa học: "Immunohistochemical identification and quantitative analysis of cytoplasmic Cu/Zn superoxide dismutase in mouse organogenesis" ppsx
... xylene Negative control experiments for the antibodies were performed as above with the omission of the primary antibody Results Expression of SOD1 in developing embryos and extraembryonic tissues ... dendrites, and axons of motor neurons and in a subset of other neurons Proc Natl Acad Sci USA 1995, 92, 954-958 Pérez MJ, Cederbaum AI Adenovirus-mediated expression of Cu/Zn- or Mn-superoxide dismutase ... 37 C with the SOD1 antibody Next, sections were incubated for 30 at room temperature with a biotinylated secondary antibody (Vector, USA) followed by 40 at room temperature with the peroxidase-conjugated...
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Báo cáo khoa học: "Meta-analysis of thyroidectomy with ultrasonic dissector versus conventional clamp and tie" ppsx
... Page of Figure Meta -analysis of operative blood loss (ml) in total thyroidectomy with ultrasonic dissector of the first generation versus conventional clamp and tie Figure Meta -analysis of overall ... in the analysis, the studies had to compare total thyroidectomy with UAS versus CT Results for the Meta -Analysis Eligible Studies Exclusion Criteria Studies were excluded from the meta -analysis ... thyroidectomy with ultrasonic dissector of the first generation versus conventional clamp and tie Figure Meta -analysis of incidence of transiet nerve plasy (n patients) in total thyroidectomy with ultrasonic...
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Báo cáo y học: "Quantitative analysis of histone exchange for transcriptionally active chromatin" pdf
... histones (i.e., the incorporation of isotopically heavy histones during the isolation of isotopically light histones) was followed with mass spectrometry Mascot analysis of the mass spectrometric data ... Quantitative analysis of histone exchange for transcriptionally active chromatin Journal of Clinical Bioinformatics 2011 1:17 Submit your next manuscript to BioMed Central and take full advantage of: ... tolerance 0.6 Da, fixed modification of carbamidomethyl on cysteine, variable modification of oxidation on methionine and acetyl on lysine, and missed cleavages possible with trypsin The Mascot...
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Báo cáo y học: "Quantitative analysis of residual protein contamination of podiatry instruments reprocessed through local and central decontamination units" docx
... form of energy used in cleaning processes, and different temperatures used during the wash stage Similar patterns of cleaning efficacy were observed within each group of instruments with the exception ... superior to the LDU with respect to podiatry instrument reprocessing and that the level of complexity of the instrument may dictate the level of reprocessing for example the adoption of a single use ... techniques with greater quantitative sensitivity have emerged Examples include a fluorescent microscopy technique involving visualisation of protein by SYPRO ruby staining capable of detecting 85 pg of...
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báo cáo khoa học:" Quantitative analysis of the epithelial lining architecture in radicular cysts and odontogenic keratocysts" doc
... Concavity Convexity Shape RFactor ModRatio Sphericity ArBBox Rectang pixels pixels2 pixels pixels pixels pixels pixels pixels2 pixels none none none pixels none pixels2 none none pixels2 none none ... angles of the major axis length of cells with respect to the layer orientation at the various layers of the cystic Distribution Distribution of angles of the major axis length of cells with respect ... next-to-nearest neighbours) The angle of the maximum Feret diameter of the cell in question was then offset to the local orientation of the layer Full details of this technique with examples have been published...
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báo cáo khoa học: " Mechanistic insights from a quantitative analysis of pollen tube guidance" ppsx
... models of leukocyte chemotaxis (for example, [20,21]) An exact model of spatial sensing would depend on both the distribution of receptors in these patches (or across the whole tip), the kinetics of ... 6A) Specifically, within 50 μm of the micropyle of heat-treated ovules, pollen tubes grew at a rate of 2.29 ± 0.08 μm/min ; this rate of growth decreased with the incubation time of functional ovules, ... range of values for these fits Model of random turning To access short regions of growth, we took advantage of the fact that, on the length scales of the experiment, pollen tube growth is smooth with...
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