formation of product properties determining its quality in a multi operation technological proce
Báo cáo khoa học: Cytochrome P460 of Nitrosomonas europaea Formation of the heme-lysine cross-link in a heterologous host and mutagenic conversion to a non-cross-linked cytochrome c ¢ pot
... 5¢-AAATGCTTCAATGATAT CGAAAAAGGAAG-3¢, converted a unique SspI site on the vector to an EcoRV site The mutagenesis oligonucleotides were 5¢-GTAACTGTAAGAGAACTGGTCAC-3¢ (Lys70 to Arg), 5¢-GTAACTGTAGCAGAACTGGTCA ... hydrazine caused the Soret absorbance peak to initially shift to 438 nm and increase in intensity then greatly diminish over several minutes, while absorbance at 500 nm decreased and absorbance at ... crosslink in determining the Soret spectrum Although catalytic activity was lost in the mutants, the ligand-binding capability and thus the pentacoordinate nature of the heme was conserved Significantly,...
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Studies of vortex breakdown and its stability in a confined cylindrical container 1
... bubbles along the axis are related to asymmetries that originate inside the stationary-cover Ekman layer and the sidewall Stewartson boundary layer, and that in the unsteady regime the spiral separation ... cross-correlation and Dr Lua Kim Boon for his assistance in the Labview programming I am also grateful to the Technical Staffs of the Fluid Mechanics Laboratory for their valuable technical assistance and ... modulation of two orders of magnitude smaller In another approach, the multiplicity of time-dependent states was analyzed by Lopez et al (2001) with the linear stability analysis of the basic state,...
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Studies of vortex breakdown and its stability in a confined cylindrical container 2
... the analysis of the flow dynamics, as well as allowing still image to be captured via a frame grabber card in a PC For some cases, a high resolution still digital camera was also used to obtain ... visualization combined with images cross-correlation can also be used to obtain the flow temporal behavior as shown in Section 2.3, it was found that hot-film has an added advantage, particularly ... the data was sampled and acquired over about 20 minutes, Re is nominally constant For those cases with fixed Reynolds number and varying Λ, rotation rate of the top disk was re-adjusted to account...
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Studies of vortex breakdown and its stability in a confined cylindrical container 3
... rotating end 34 CHAPTER NUMERICAL SIMULATION METHOD Two kinds of rotating motions were considered: a constant rotation only and a constant rotation with a superimposed sinusoidal modulation In all ... results Table presents the values and locations of three local maxima and minima of ψ and η at H/R = 2.5 and Re = 2494 with constant rotating speed The finite differential results by Lopez and Shen ... is adopted, with the origin at the centre of the rotating end wall and the positive-z axis pointing towards the stationary endwall R H z Ω θ r Fig 3.1 Flow configuration in a confined cylinder...
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Studies of vortex breakdown and its stability in a confined cylindrical container 4
... disappears In contrast, the shrinking downstream bubble resulted in the formation of a helical instability of increasing wavelength as the aspect ratio was increased, until an S-shape structure was produced ... the formation of a bubble-type breakdown Instead, when the Reynolds number was of approximately 3061, the precessing vortex filament moved radially in a rapid manner to give the appearance of an ... R of 87.25 mm, and a matching rotating disk at the top and a stationary disk at the bottom of the cylinder The height H of the flow domain, and the aspect ratio Λ = H/R, can be varied by moving...
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Studies of vortex breakdown and its stability in a confined cylindrical container 5
... and so even in a perfectly axisymmetric flow, a dye sheet that is released an arbitrarily small distance off-axis will have a non-axisymmetric appearance with a predominately m = azimuthal wavenumber ... bifurcations, the same strategy as in the numerical work of Marques et al (2002) was adopted in this study, i.e., once a desired state was obtained at a particular point in (Λ, Re) parameter space, ... that the flow at this point in parameter space was not axisymmetric Linear stability analysis of Gelfgat et al (2001) however, showed theoretically that the steady axisymmetric state is stable...
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Studies of vortex breakdown and its stability in a confined cylindrical container 6
... spatial discretization, utilizing a Galerkin-Fourier expansion in the azimuthal coordinate θ and Chebyshev collocation in r and z The radial dependence of the variables is approximated by a Chebyshev ... parity To avoid including the origin in the collocation mesh, an odd number of GaussLobatto points in r is used and the equations are solved only in the interval [0, 1] Following Orszag and Patera ... vortex breakdown oscillations are quenched with increasing ωf, the oscillations in the sidewall boundary layer increase in amplitude and decrease in wavelength 131 CHAPTER QUENCHING OF UNSTEADY VORTEX...
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Studies of vortex breakdown and its stability in a confined cylindrical container 7
... was set at 2600 and below with the modulation amplitude A varying from 0.005 to 0.04, and the aspect ratio Λ was maintained at a constant value of 2.5 throughout Note that all flow visualization ... Dye flow visualization of the central vortex breakdown region at Re = 2600, Λ = 2.5, A = 0.01 and ωf as indicated In order to obtain a more quantitative measure of the amplitude of the forced ... we have a regime of quasistatic adjustment, where the swirling flow adjusts to the steady unmodulated solution at the instantaneous value of the rotation rate In this regime, the boundary layers...
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Studies of vortex breakdown and its stability in a confined cylindrical container 8
... the rotating wave It will be a challenging task to examine if the numerically observed phenomena can be captured in laboratories 157 CHAPTER CONCLUSIONS AND RECOMMENDATIONS To explore the above-mentioned ... Physics of Fluids, 2008 159 PUBLICATIONS 160 ACHIEVEMENT LIST OF RELATED ACHIEVEMENT Y.D Cui, Winner of Andrew Fraser Prize 2008, Awarded by the Institution of Mechanical Engineers, Singapore Branch ... useful in applications where unsteady vortex breakdown is prevalent, such as the tail buffeting problem 156 CHAPTER CONCLUSIONS AND RECOMMENDATIONS 8.2 Recommendations A confined cylindrical container...
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Báo cáo khoa học: "THE LEXICAL EXPRESSIONS SEMANTICS OF COMPARATIVE IN A MULTI-LEVEL SEMANTIC PROCESSOR" ppt
... mapping predicate We define a c a n d i d a t e m a p p i n g as any DML mapping that, on the basis of an applicable MTraus rule, can serve as the translation of a mapping in an EL formula Assume ... require a slightly different approach Since we are dealing with a mass aggregation rather than a set, the *CARDINALITY* mapping is inapplicable To measure the size of an aggregation we combine, according ... describe a logic programming approach to obtaining a parse and an initial logical formula for sentences containing a fairly broad range of CEs They not discuss lexical semantics and thus not deal with...
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Detection, formation and reactivity of tetravalent lead corrosion product (pbo2) and its role in water quality in drinking water distribution system
... lead into drinking water Since PbO2 plays a critical role in regulating lead contamination in drinking water, a precise and fast method for its detection is required to determine its abundance ... in drinking water sample and assess its bioavailability The direct measurement of PbO2 may also facilitate the research on the quantitative determination of its formation kinetics from chlorination ... present in water supplies in coastal areas due to seawater intrusion In chlorinated drinking water, bromide can lead to the formation of brominated DBPs, such as bromoacetic acid and bromoform...
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Tài liệu Báo cáo khoa học: Inhibitory properties of cystatin F and its localization in U937 promonocyte cells ppt
... ã kdiss [s)1] 10)6 ã kass [M)1ặs)1] Cathepsin F Cathepsin K Cathepsin V Cathepsin S Cathepsin H Cathepsin C Cathepsin X Papain Cathepsin La Legumainb Cathepsin Ba Papaina 0.17 0.05 0.35 0.15 ... of the aminopeptidase cathepsin H (Ki ẳ 30 nm) In comparison with other cystatins, cystatin F is a rather slow binding inhibitor of the cathepsins, characterized by kass values in the range of ... Vectra, Charlottetown, Canada), was incubated for 15 at 37 C After dilution to 900 lL, 50 lL of activated papain was added and the mixture was incubated for an additional 30 at 37 C to equilibrate...
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Báo cáo y học: " Profile of subjective quality of life and its correlates in a nation-wide sample of high school students in an Arab setting using the WHOQOL-Bref" pot
... sample using an internationally validated instrument, based on a conceptual framework, and we analyzed our data in such a way as to make QOL data clinically relevant as a population health measure ... roles in data collection: Zaina Al-Zabin, Nahed Kamel, Abdel W Awadalla, and Sumai (and Ministry of Education Headquarters counseling unit staff) Joy Wilson for data entry We are most grateful ... domains of QOL (Table 4) However, the variables that accounted for at least 5% of variance in any domain were: quality of parental emotional relationship (6.1% - 17.7%, except physical health,...
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Tài liệu Báo cáo khoa học: Inorganic pyrophosphatase in the roundworm Ascaris and its role in the development and molting process of the larval stage parasites doc
... (O43187), Arabidopsis thaliana (AAC33503), Oryza sativa (AAC78101), Chlamydia pneumoniae (AAD19056), Chlamydia trachomatis (O84777), Mycoplasma pneumoniae (P75250), Mycoplasma genitalium (P47593), Bacillus ... above Anti-(mouse rAsPPase) IgG were evaluated for AsPPase-neutralizing activity Recombinant AsPPase proteins or A suum L3 extracts were preincubated in the standard reaction mixture containing ... the calculated mass of the AdR44 cDNA (data not shown) The functional activity of the purified rAsPPase was determined using a PPi hydrolysis assay in a standard reaction mixture containing mM...
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Electrochemical Oxidation of Cysteine at a Film Gold Modified Carbon Fiber Microelectrode Its Application in a Flow—Through Voltammetric Sensor
... Chromatograms of cysteine were registered and peak height was calculated using a chromatogram data integrator (Scientific Information Service Corp., Davis, CA, USA) The samples of L-cysteine and hydrogen ... diameter obtained from the Formosa Synthetic Fiber Research Institute (Yunlin, Taiwan) All other reagents were locally purchased and of analytical grade 2.2 Preparation of Thin-Film Gold Carbon ... the Au/CFE two well-defined oxidation peaks (peak at 0.835 V, 24.4 A and peak at 1.15 V, 40.7 A) were exhibited at pH 4.86 and a scan rate of 10 mV/s The Au nanoparticles serve as large surface...
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Báo cáo khoa học: "METONYMY: REASSESSMENT, SURVEY OF ACCEPTABILITY, AND ITS TREATMENT IN A MACHINE TRANSLATION SYSTEM S" ppt
... Metonymic interpretation and associative processes in natural language In Exxon has raised its price again Washington is insensitive to the needs of the people Language and Artificial Intelligence, Makoto ... believe that the main factors for treating metonymy correctly in a multilingual machine translation system are 1) its universality, which can be a guideline for the analysis component, 2) language ... Shin-ichiro and Wakao, Takahiro (1992) Metonymy: reassessment, survey of acceptability, and its treatment in a machine translation system Locating 1.1 Container for Content Dave drank the glasses The...
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The Effect of Driving Restrictions on Air Quality in Mexico City pdf
... (.025), indicating a small and statistically insignificant change in gasoline sales Results are similar when indicator variables for month of the year are included to control for seasonal variation, ... poorly, behaving erratically at boundaries and increasing and decreasing dramatically to fit individual observations Again, this specification provides no evidence that HNC improved air quality The ... evidence of an absolute improvement in air quality during any period for any pollutant This lack of evidence of an improvement in air quality is explained by examining evidence from a large number of...
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báo cáo hóa học:" The relationship of oral health literacy with oral health-related quality of life in a multi-racial sample of low-income female caregivers" doc
... JG, Suominen-Taipale AL, Lahti S, Nuttall NM, Allen PF: A cross-national comparison of income gradients in oral health quality of life in four welfare states: application of the Korpi and Palme ... the Surgeon General Rockville, Md: National Institute of Dental and Craniofacial Research, National Institutes of Health, US Dept of Health Divaris et al Health and Quality of Life Outcomes 2011, ... invisible barrier: literacy and its relationship with oral health A report of a workgroup sponsored by the National Institute of Dental and Craniofacial Research, National Institute of Health, U.S...
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báo cáo hóa học:" Impact of recent life events on the health related quality of life of adolescents and youths: the role of gender and life events typologies in a follow-up study" potx
... JAPV analyzed the data EVO, JMV, MH, MF, LR and JA participated in the drafting of the article All authors contributed to a critical Page of revision of the manuscript and made a substantial contribution ... Epidemiolog a y Salud Pública (CIBERESP), Spain 2Health Services Research Unit, IMIM-Institut de Recerca Hospital del Mar, Parc de Salut Mar, Barcelona, Spain 3Agency for Health Information, Assessment and ... A: The family affluence scale as a measure of national wealth: Validation of an adolescent self-report measure Social Indicators Research 2006, 78:473-487 38 Eurostat yearbook ‘96 1996: A statistical...
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Báo cáo khoa học: "Radiotherapy quality assurance review in a multi-center randomized trial of limited-disease small cell lung cancer: the Japan Clinical Oncology Group (JCOG) trial 0202" pptx
... any margins to GTV CTV also included a regional (elecitve) nodal area which consisted of ipsilateral hilum and bilateral mediastinal (pretracheal, paratracheal, tracheobroncheal, and subcarinal) ... this trial After parameter compliance was assessed, overall RT compliance was determined as PPoverall, no DA or VU in any parameter; VUoverall, at least one VU in any parameter; or DAoverall, neither ... Winter KA, Regine WF, Winter KA, Regine WF, Safran H, Hoffman JP, Konski AA, Benson AB, Macdonald JS, Rich TA, Willett CG: RTOG 9704 – Radiotherapy quality assurance (QA) review and survival Proceedings...
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