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considerations for design of concrete structures subjected to fatigue loading

Báo cáo khoa học: Investigations into the ability of an oblique a-helical template to provide the basis for design of an antimicrobial anionic amphiphilic peptide pot

Báo cáo khoa học: Investigations into the ability of an oblique a-helical template to provide the basis for design of an antimicrobial anionic amphiphilic peptide pot

... facili-tates their interaction with the anionic membranes of microbial cells, and they exert their antimicrobial action by the use of nonreceptor-based mechanisms of Keywords anionic; antimicrobial; a-helical; ... oblique a-helical template to provide the basis for design of an antimicrobial anionic amphiphilic peptide Sarah R. Dennison1, Leslie H. G. Morton2, Klaus Brandenburg3, Frederick Harris4andDavid ... contribute to the susceptibility of E. coli model membranes to the action of AP1. An important determinant of the susceptibility of membranes to a-AMPs is the packing characteristics of the individual...
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Design of concrete structures  arthur h  nilson

Design of concrete structures arthur h nilson

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Mechanism Design Enumeration of Kinematic Structures According to Function pdf

Mechanism Design Enumeration of Kinematic Structures According to Function pdf

... WahnsiedlerMechanics of Composite MaterialsAutar K. KawMechanics of FatigueVladimir V. Bolotin Mechanism Design: Enumeration of Kinematic Structures According to Function Lung-Wen TsaiNonlinear Analysis of Structures M. ... creation of mechanisms. Some terminologies related to the kinematics of mechanism are defined. Mechanisms are classified according to the nature of motioninto planar, spherical, and spatial mechanisms.â ... grouped according to function for use as aprimary source of ideas. The second makes use of a symbolic representation of the kinematic structure and the combinatorial analysis as a tool for enumeration...
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Mechanism Design - Enumeration of Kinematic Structures According to Function P1 pptx

Mechanism Design - Enumeration of Kinematic Structures According to Function P1 pptx

... of Non-fractionated Two-Degree- of- Freedom Epicyclic Gear Trains, ASME Journal of Mechanisms, Transmis-sions, and Automation in Design, 111, 4, 524–529.[32] Tsai, L.W. and Roth, B., 1972, Design ... number of links, type of joint, and number of joints needed to achieve a given number of degrees of freedom of a desired mechanism. During this phase of study, the designermakes sure that a mechanism ... for systematic enumeration of kinematic structures [13]. A thorough understanding of the structural char-acteristics of a given type of mechanism is critical for the development of anefcient...
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Mechanism Design - Enumeration of Kinematic Structures According to Function P5 pot

Mechanism Design - Enumeration of Kinematic Structures According to Function P5 pot

... Uni-versity, New York, NY.[10] Sohn, W. and Freudenstein, F., 1986, An Application of Dual Graphs to the Au-tomatic Generation of the Kinematic Structures of Mechanism, ASME Journal of Mechanisms, ... Automation in Design, 108, 3, 392–398.[11] Tuttle, E.R., Peterson, S.W., and Titus, J.E., 1989, Enumeration of Basic Kine-matic Chains Using the Theory of Finite Groups, ASME Journal of Mechanisms,Transmissions, ... 8) graphs of planar one-dof kinematic chains.For n = 6 and j = 8, we have˜L = 8 − 6 + 2 = 4. Equations (4.12) and (4.13)â 2001 by CRC Press LLC Chapter 5 Enumeration of Graphs of Kinematic...
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Mechanism Design - Enumeration of Kinematic Structures According to Function P6 docx

Mechanism Design - Enumeration of Kinematic Structures According to Function P6 docx

... Uni-versity, New York, NY.[17] Sohn, W. and Freudenstein, F., 1986, An Application of Dual Graphs to the Au-tomatic Generation of the Kinematic Structures of Mechanism, ASME Journal of Mechanisms, ... well-known geared five-bar mechanism. FIGURE 6.12Geared five-bar chains.6.2.3 Planar Cam MechanismsThe enumeration of cam mechanisms is similar to that of geared mechanisms.Since the degrees of ... joints to one in single-loop chains and two in double-loop chains to avoidthe possibility of forming passive degrees of freedom.Table 6.6 Classification of Spatial One-dof Mechanisms.No. of No. of...
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considerations for design of concrete structures subjected to fatigue loading

considerations for design of concrete structures subjected to fatigue loading

... intended to provide information that willserve as a guide for design for concrete structures subjected to fatigue loading. ASTM 722-90However, this report does not contain the type of detailed design ... and concrete subjected to flexure and axial force and for shearreinforcement. The shear fatigue capacity of concrete beamswithout shear reinforcement and the punching shear fatigue capacity of concrete ... static design strength. The design strength of reinforcement subjected to fatigue loading is obtainedfrom a similar formula except that the static strength factorvaries according to reinforcement...
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recommendations for design of beam-column connections in monolithic reinforced concrete structures

recommendations for design of beam-column connections in monolithic reinforced concrete structures

... γ-valuesshown in Table 1 assume that extensive inclined crackingwould occur in the joint. Tests indicate that initial inclinedcracking in well-confined interior joints occurs at levels of nominal shear ... columns; confined concrete; high-strength concrete; joints; reinforced concrete; reinforce-ment; reinforcing steel; shear strength; shear stress.CONTENTSChapter 1—Introduction, scope, and definitions,p. ... Connections in Monolithic Reinforced Concrete Structures ACI 352R-02 Recommendations are given for member proportions, confinement of thecolumn core in the joint region, control of joint shear...
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practices for evaluation of concrete in existing massive structures for service conditions

practices for evaluation of concrete in existing massive structures for service conditions

... tools for thoseevaluating concrete in existing massive structures. 1.1-ScopeThis report focuses on practices used to evaluate concrete in existing massive structures. Design consid-erations, evaluation ... for Determination of Strength of Concrete 437R Strength Evaluation of Existing Concrete Buil-dings504R Guide to Sealing Joints in Concrete Structures American Society for Testing and Materials ... survey includes a visual examination of exposed concrete to identify and define areas of distressand examination of interior concrete. Conditions aredescribed in common terminology for further investiga-tion....
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nondestructive test methods for evaluation of concrete in structures

nondestructive test methods for evaluation of concrete in structures

... despitethe lack of testing standards for many of the methods. Thedevelopment of testing standards is critical for proper appli-cation and expanded use of NDT methods for evaluation of concrete constructions.Traditionally, ... applications Nondestructive test methods are increasingly applied for the investigation of concrete structures. This increase in theapplication of NDT methods is due to a number of factors: ã ... of nondestructive test methods for evaluating thecondition of concrete and steel reinforcement in structures. The methods discussed include visual inspection, stress-wave methods, nuclear meth-ods,...
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guide for design of foundations and shoulders for concrete pavements

guide for design of foundations and shoulders for concrete pavements

... 325.3R-85(Revised 1987) Guide for Design of Foundations and Shoulders for Concrete Pavements Reported by ACI Committee 325Methods are suggested for material selection, moisture control, and compaction ... Tests of Soils and Flexible Pavement Com-ponents, for Use in Evaluation and Design of Airport and Highway Pavements Test Method for Density of Soil inPlace by the Sand-Cone MethodTest Methods for ... Terminology316R-82504R-77ASTMD420-69(1979)D698-78D1196-64(1977)D1556-82D1557-78D2434-68(1974)D2487-85D4318-84Recommendations for Construction of Concrete Pavements and Con-crete Bases Guide to Joint Sealants for Con-crete StructuresRecommended Practice for Investi-gating and Sampling Soil and Rock for Engineering...
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guide for evaluation of concrete structures prior to rehabilitation

guide for evaluation of concrete structures prior to rehabilitation

... l000STRUCTURAL PERFORMACE l0 lUNIFORMITY OF CONCRETE 0 0 l . l . EVALUATION OF STRUCTURES PRIOR TO REHABILITATION Table 6.2 -Evaluation of properties of reinforcing steelPROPERTIES ... used for evaluation of concrete structures prior to rehabilitation. The procedures should be used as a guide and are not in-tended to replace judgment by the engineer responsible for the evaluation. ... of both concrete and reinforcing steel, and adequatebond of concrete to steel. If the combination of thesethree characteristics is not adequate, the concrete isunacceptable. For concrete to...
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recommendations for design of slab-column connections in monolithic reinforced concrete structures

recommendations for design of slab-column connections in monolithic reinforced concrete structures

... Zhang Recommendations are given for determining proportions and details of monolithic, reinforced concrete slab-column connections. Included are recommendations regarding appropriate uses of slab-column ... slab-column connections in structures resisting gravity and lateral forces,procedures for determination of connection design forces, proce-dures for determination of connection strength, and reinforcementdetails ... 1-SCOPEThese recommendations are for the determination of connection proportions and details that are intended toprovide for adequate performance of the connection of cast -in- place reinforced concrete slab-column...
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guide for design of jointed concrete pavements

guide for design of jointed concrete pavements

... Specification for Preformed Polychloroprene Elas-tomeric Joint Seals for Concrete Pavements D 2835 Standard Specification for Lubricant for Installa-tion of Preformed Compression Seals in Concrete Pavements D ... Construction of Concrete Pavements and Concrete Bases330R Guide for Design and Construction of Concrete Parking Lots504R Guide to Sealing Joints in Concrete StructuresAmerican Standards for Testing and ... Specification for Steel Welded WireFabric, Plain, for Concrete ReinforcementA 497 Standard Specification for Steel Welded WireFabric, Deformed, for Concrete ReinforcementA 615 Standard Specification for...
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