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Báo cáo hóa học: " Research Article Quasi-Cyclic LDPC Codes of Column-Weight Two Using a Search Algorithm" pdf

Ngày tải lên : 22/06/2014, 20:20

... (1999) from Valparaiso University and The University of Illinois at Chicago, respectively He worked as a Lecturer at Department of Computer Science, the University of Botswana, from 2000–2003 ... 4(a) I is a p × p identity submatrix and Ix is a shifted p × p identity submatrix When more than two groups are used, codes with zero submatrices are obtained as the example in Figure 4(b) illustrates, ... the complexity depends on how fast the neighbors of each row are updated The algorithm fails if the set of rows satisfying the distance from the current row is empty If it is not empty, the rows...

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Analysis of column interconnects for wafer level packages

Ngày tải lên : 29/09/2015, 13:01

... on solder joint fatigue reliability The chip thickness has the second largest influence with a smaller chip thickness leading to better solder joint reliability The substrate thickness plays ... reliability of IC packages is concerned, the integrity of solder joints under cyclic temperature changes, known as thermo-mechanical reliability, must be guaranteed This thermo-mechanical reliability ... the reliability requirements are met and re-design, reprototyping and re-testing have to be carried out The design, prototyping and testing procedures loop until all the reliability requirements...

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MODELLING AND STRESS ANALYSIS OF COLUMN BRACKET FOR ROTARY JIB CRANE

Ngày tải lên : 07/10/2016, 00:03

... 564.85 Rope clamper Mild steel 10 plate 2.1 Rope clamper 40C8 1.5 plate pin 2.2 Rope clamper 40C8 0.5 Bracket 640 3.1 Bracket pipe Structural steel 190 3.2 Bracket Mild steel 440 clamper 3.3 Rib ... clamper 3.3 Rib Mild steel 10 Qty 1 1 1 X CONCLUSIONS Jib Cranes vary widely in configuration, capacity, mode of operation, intensity of use, working environment The variety of forms, operating conditions, ... at the same time providing more flexibility along with significant savings through increased productivity A jib crane can help to improve materials handling efficiency and work flow 2.3 Work Requirement...

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Báo cáo y học: "MALDI-TOF MS Combined With Magnetic Beads for Detecting Serum Protein Biomarkers and Establishment of Boosting Decision Tree Model for Diagnosis of Colorectal Cancer"

Ngày tải lên : 25/10/2012, 11:18

... dataset into two "child nodes" based on peak intensity To achieve this, the software would identify the best peak and set a peak intensity threshold If the peak intensity of a blind sample was lower ... Sample pretreatments and proteomic analysis in the proteomic profiling analysis, the serum samples from the diseased and control groups were randomized, and blinded to investigators Serum samples ... statistically significant Sensitivity was calculated as the ratio of the 42 number of correctly classified diseased samples to the total number of diseased samples Specificity was calculated as the ratio...

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Ecological Assessment of Water Quality by Three-species Acute Toxicity Test and GC/MS Analysis - A Case Study of Agricultural Drains

Ngày tải lên : 05/09/2013, 10:15

... mortality ratio for fish in each acute toxicity test were used as water quality indexes Of the monitoring sites evaluated in this study, 38% showed good water quality based on long-term ecotoxicity ... water sample The growth inhibition ratio for algae, immobilization (swimming inhibition) ratio for daphnia and mortality ratio for fish in acute toxicity tests were used as water quality indexes ... Ecotoxicity Level of River Water Histograms of each ecotoxicity effect ratio (growth inhibition ratio for algae, immobilization ratio for daphnia, and mortality ratio for fish) of river water samples...

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$Polystyrene (PS) waste plastic conversion into aviation /kerosene category of fuel by using fractional column distillation process$

Polystyrene (PS) waste plastic conversion into aviation /kerosene category of fuel by using fractional column distillation process

Ngày tải lên : 05/09/2013, 15:28

... method 2.1 Materials Transparent color drinking glass of polystyrene waste plastic collected from local city grocery store and local city chain store Wal-Mart PS waste plastic comes with other foreign ... member of 25 professional organizations such as Society of Automobile International (SAE), American Chemical Society (ACS), American Physical Society (APS), American Institute of Chemical Engineering ... spectrum band following types of functional groups are appeared in the analysis In the spectrum field we noticed that higher wave number are emerged in the initial phase and middle index of the spectrum...

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Spectral analysis of total ozone column variability using TOMS data over Baghdad, Iraq

Ngày tải lên : 05/09/2013, 15:28

... ALMustansiriyah University, Iraq in 2008 He has completed M.Sc Atmospheric Sciences from ALMustansiriyah University, Iraq in 2002 He has been teaching and conducting research in Atmospheric Sciences, ... thanks Dr Kais Al-Jumaily (assistant professor of Atmospheric science department of Atmospheric Science, College of Science,AL-Mustansiriyah University) for his valuable discussion during this work ... dependence of variability, while an Autocorrelation Function (ACF) was calculated to the persistence Also the impact of solar activity on ozone has been investigated Baghdad city is located on a...

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Tài liệu Engineering Mechanics - StaticsChapter 1Problem 1-1 Represent each of the following combinations of units in the correct SI form using an appropriate prefix: (a) m/ms (b) μkm (c) ks/mg (d) km⋅ μN Units Used: μN = 10−6N kmμkm = 109−6Gs = 10 s pptx

Ngày tải lên : 17/02/2014, 14:20

... Engineering Mechanics - Statics Chapter Problem 1-2 Wood has a density d What is its density expressed in SI units? Units Used: Mg = 1000 kg Given: d = 4.70 slug ft Solution: ... π⎛ ⎟ L ⎜ ⎝ 2⎠ W = ρ V V = 192.423 L W = 1.04 kip Problem 1-14 The density (mass/volume) of aluminum is ρ Determine its density in SI units Use an appropriate prefix Units Used: Mg = 1000 kg Given: ... height in meters Solution: Example W = 150 lb m = W m = 68.039 kg W g = 667.233 N h = 72 in h = 1.829 m © 2007 R C Hibbeler Published by Pearson Education, Inc., Upper Saddle River, NJ All rights...

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Tài liệu Báo cáo khoa học: Top-down MS, a powerful complement to the high capabilities of proteolysis proteomics pdf

Ngày tải lên : 18/02/2014, 16:20

... not match a predicted protein are typically ignored) Several bottom-up approaches achieve 1% identification accuracy in routine applications [9–13] Sensitivity, automation and throughput can ... have been developed for specific PTMs, e.g affinity separation of the protein digest to concentrate all glycosylated or all phosphorylated peptides for MS ⁄ MS For a sample containing proteins modified ... McLafferty et al top-down approach, reaching its ultimate level in de novo sequencing [34] For protein characterization of sequence and PTMs, the general superiority of the top-down approach is now...

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Tài liệu Báo cáo khoa học: Analysis of proteins and peptides on a chromatographic timescale by electron-transfer dissociation MS ppt

Ngày tải lên : 18/02/2014, 16:20

... B, Chi A, Coon JJ, Syka JE, Shabanowitz J & Hunt DF (2006) The utility of ETD mass spectrometry in proteomic analysis Biochim Biophys Acta 1764, 1811–1822 Zubarev RA, Kelleher NL & McLafferty ... Analysis of the z¢Æ-type ions indicates that the Ser residue at position 74 carries an extra 203 mass units and is thus modified with an N-acetylglucosamine (O-GlcNAc) moiety It should be noted ... trimethylation of H3K4, marks associated with transcription, were found to be acetylated in hierarchical order, with up to five acetyl groups added to K9, K14, K18, K23, and K27 Protein identification on...

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Tài liệu Báo cáo khoa học: Direct identiﬁcation of hydrophobins and their processing in Trichoderma using intact-cell MALDI-TOF MS docx

Ngày tải lên : 19/02/2014, 02:20

... formation, has a mass of 7743 Da T longibrachiatum The main mass peak of T longibrachiatum of m ⁄ z 7242 was assigned to an HFB3-type of hydrophobin identiﬁed by searching the TrichoEST database The 10 ... Centraalbureau voor Schimmelcultures, the Netherlands; DAOM, Eastern Cereal and Oilseed Research Centre, Canada; ATTC, American Type Strain Culture Collection, USA The identity of all strains was ... program (Quality of Life and Management of Living Resources; Project EUROFUNG 2; QLK3-1999-00729) of the European Community The T reesei genome sequencing project was funded by the Department of Energy...

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Tài liệu Báo cáo khoa học: Enzymatic properties of wild-type and active site mutants of chitinase A from Vibrio carchariae, as revealed by HPLC-MS pptx

Ngày tải lên : 20/02/2014, 01:20

... chitinases [12] Chitinase A had greater affinity towards higher Mr chitooligomers The increase in affinity with chain 3381 Enzymatic properties of chitinase A from Vibrio carchariae length of chitooligomers ... the wildtype, strongly reacted with polyclonal anti-(chitinase A) Ig (Fig 4B), confirming that the expressed proteins were chitinase A A gel activity assay using glycol-chitin displayed chitinase ... conditions as described for the wild-type enzyme Hydrolytic action of chitinase A on chitooligosaccharides and chitin Hydrolysis of chitooligosaccharides by native chitinase A was carried out in 50...

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Tài liệu Báo cáo khoa học: Metabolic ﬂux proﬁling of Escherichia coli mutants in central carbon metabolism using GC-MS docx

Ngày tải lên : 20/02/2014, 23:20

... aspects of functionality and regulation Nature 420, 190–193 44 Bachmann, B.J (1996) Derivations and genotypes of some mutant derivatives of Escherichia coli K-12 In Escherichia coli and Salmonella: ... low-specificity 1-threonine aldolase from Escherichia coli Eur J Biochem 255, 220–226 Ó FEBS 2003 26 Schmidt, K., Nielsen, J & Villadsen, J (1999) Quantitative analysis of metabolic fluxes in Escherichia ... analysis of the Escherichia coli metabolic network Biotechnol Prog 16, 927–939 41 Edwards, J.S & Palsson, B.O (2000) The Escherichia coli MG1655 in silico metabolic genotype: its definition, characteristics,...

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TECHNIQUES FOR THE ANALYSIS OF ORGANIC CHEMECALS BY INDUCTIVELY COUPLED PLASMA MASS SPECTROMETRY (ICP-MS) pptx

Ngày tải lên : 05/03/2014, 21:20

... water) to achieve complete sample combustion These sample types can be analyzed under essentially standard sample flow and plasma conditions for Agilent ICP-MS instruments (100400 uL/min sample uptake ... ICP-MS instruments (100400 uL/min sample uptake rate) Typical examples of water-soluble organic samples include tetramethyl ammonium hydroxide (TMAH), ethyl lactate and waterbased photoresist strippers, ... nebulizer that draws the sample solution into the spray chamber by self-aspiration The spray chamber and plasma torch are made of highpurity quartz and any seals in the sample introduction and drain...

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Báo cáo khoa học: Nigrocin-2 peptides from Chinese Odorrana frogs – integration of UPLC/MS/MS with molecular cloning in amphibian skin peptidome analysis pot

Ngày tải lên : 15/03/2014, 10:20

... secretions of anuran amphibians, the taxon that has the greatest diversity of structurally deﬁned classes of this type of peptide is undoubtedly frogs of the family Ranidae [11,26] This amphibian family ... integument In Amphibian Biology Volume 1: the Integument (Heatwole H & Barthalmus GT eds), pp 179–350 Surrey Beatty & Sons, Chipping Norton, Australia 10 Clarke BT (1997) The natural history of amphibian ... of the frog Leptodactylus laticeps (Leptodactylidae) Peptides 30, 888–892 Houlahan JE, Findlay CS, Schmidt BR, Meyer AH & Kuzmin SL (2000) Quantitative evidence for global amphibian population...

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DETERMINATION OF ORGANIC COMPOUNDS IN DRINKING WATER BY LIQUID-SOLID EXTRACTION AND CAPILLARY COLUMN GAS CHROMATOGRAPHY/MASS SPECTROMETRY pdf

Ngày tải lên : 22/03/2014, 14:20

... blank matrix that is placed in a sample container in the laboratory and treated as a sample in all respects, including shipment to the sampling site, exposure to sampling site conditions, storage, ... sample containing high concentrations of compounds, a laboratory reagent blank should be analyzed to ensure that accurate values are obtained for the next sample SAFETY 5.1 5.2 6.0 The toxicity ... about 500 mL/min and collect samples from the flowing stream Keep samples sealed from collection time until analysis When sampling from an open body of water, fill the sample container with water...

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Báo cáo khoa học: NMR and MS evidences for a random assembled O-speciﬁc chain structure in the LPS of the bacterium Xanthomonas campestris pv. Vitians A case of unsystematic biosynthetic polymerization potx

Ngày tải lên : 31/03/2014, 09:20

... regularity is due to the presence of a monosaccharide in nonstoichiometric amounts on the side chain Nevertheless, despite these examples of not strictly repetitive polymers, the OPS from X campestris ... acetylated (S)-2-octyl glycosides, temperature proﬁle: 150 °C for min, then °C min)1 to 200 °C for min, then °C min)1 to 260 °C for The Fuc3NAc retention time was compared with an authentic sample ... Compositional, size of ring and linkage analysis GLC-MS analysis of the acetylated O-methyl glycosides and of the acetylated (S)-2-octyl glycoside derivatives showed that OPS is composed by L-rhamnose...

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design of distillation column control systems

Ngày tải lên : 01/04/2014, 11:24

... Isplacement-type level transmitter 260 11.8 Internal damping chamber 261 11.9 External damping for AP level measurement 262 11.10 Velocity error in head measurement 244 11.11 Spechc gravity compensation ... equation (2.13) 42 2.14 Relative volatility on x-y diagram 44 2.15 Typical activity coefficients as functions of light component composition 46 2.16 Typical homogeneous “maximum boiling” azeotrope ... reliability, sensitivity, and speed of response Consequently these characteristics less and less frequently pose limitations to the single-loop designer Further, the quality of control achieved...

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PLASTIC BENDING OF MS BEAMS

Ngày tải lên : 08/04/2014, 11:28

... rapidly with increase of the curvature (I&) of the beam; M is greater than 99%of the fully plastic moment when the curvature is only five times as large as the curvature at the onset of plasticity ... section moduli for some simple cross-sectional forms Regions of plasticity in a simply-supported beam 15.7 361 Regions of plasticity in a simply-supported beam The mild-steel beam shown in Figure 15.8 ... plasticity in a simply-supported beam 363 The total depth h, of the elastic core varies parabolically with z, therefore; from equation (15.28), h, = h when z = 1/6L.The regions of full plasticity...

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finite element analysis of structural steelwork beam to column bolted connections 2001

Ngày tải lên : 04/06/2014, 13:20

... relevant safety factors Test Ref Green Book Capacity Test Failure Load Safety Factor / Green Book Mode of Test Failure E1 160 kN 215 kN 1.34 Test halted at 215 kNm due to jack capacity E2 159 kN ... the control file to achieve the required range of connection bending moments FEA and Test Results The Green Book capacity for Test E1 was limited to 160 kNm due to the capacity of the bolts At ... 3rd row Btm row 184 239 107(186) 252 258 120 266 254 82 16 Test E3 Top row 2nd row 3rd row 4th row Btm row 233 252 217 129 308 308 185 60 310 312 130 24 12 Test E4 Top row 2nd row Btm row 222...

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