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1401
Modeling and assessment of new urbanist principles in center neighborhoods in Kashan
Published 2022-09-01“…The sample size of 382 was calculated by the formula. To analyze the results of the questionnaire T-test through SPSS software is used for modeling equations using Amos software. …”
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1402
Simulation and Experimental Verification of Barrel Finishing of Spiral Bevel Gears Based on the DEM
Published 2022-11-01“…A theoretical simulation and an experimental research of an aviation spiral bevel gear is carried out using the parallel spindle type barrel finishing process, a mathematical model of the process motion is established, the formula of cutting speed between abrasive and tooth surface is deduced, and the main factors affecting the result are analyzed; with the help of the Hertz-Mindlin with archard wear model of the EDEM software, the tooth surface wear is simulated; through this process, the surface quality of the disc spiral bevel gear surface is experimentally studied. …”
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1403
A Design of Variable-configuration Hexapod Robots
Published 2024-10-01“…Finally, according to the optimization results, a prototype was made, which lays a foundation for its subsequent research.…”
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1404
Research of methods for evaluating the effectiveness of public relations activities
Published 2020-12-01“…The study gives an algorithm for finding an effective commercial offer in the B2B segment. The paper creates a formula that allows calculating the socio-economic efficiency of a PR company. …”
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1405
Research on Error Propagation Law of Flood Routingby Fourth-order Runge - Kutta Method
Published 2020-01-01“…Studying its error propagation law isof great significance for improving the accuracy of results. The equation of flood routing isexpanded by Taylor formula of multivariate function, and the error equation and error propagationequation of each parameter can be obtained after omitting high-order trace. …”
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1406
Mechanics Characteristic Analysis for the Driving Drum Structure of Pipe Belt Convey based on Finite Element Model
Published 2017-01-01“…Driving drum as the main driving equipment components of pipe belt conveyor,the traditional empirical formula and bigger safety coefficient method is used to design the structure. …”
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1407
MARKETING STRATEGY OF THE UNIVERSITY: FORMATION AND ITS EFFECTIVENESS EVALUATION REALIZATION
Published 2015-03-01“…The author has developed a formula for determining the total indicator or general index of the effectiveness of university’s marketing strategy. …”
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1408
Mechanism Analysis of a Low-Frequency Disc Brake Squeal Based on an Energy Feed-In Method for a Dual Coupling Subsystem
Published 2020-01-01“…According to the unstable modes stemming from the complex modal analysis results, the low-frequency range brake squeal can be determined. …”
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1409
Views of First-Time Expectant Mothers on Breastfeeding: A Study in Three Health Facilities in Accra, Ghana
Published 2017-01-01“…A qualitative study approach using focus group discussions was used to solicit the views of 25 expectant first-time mothers. The results indicated the intention to breastfeed, though some were willing to opt for formula feeding when the need arises. …”
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1410
Solid-State Synthesis, Characterization, and Biological Activity of the Bioinorganic Complex of Aspartic Acid and Arsenic Triiodide
Published 2013-01-01“…The bioinorganic complex of aspartic acid and arsenic triiodide was synthesized by a solid-state reaction at room temperature. The formula of the complex is AsI3[HOOCCH2CH(NH2)COOH]2.5. …”
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1411
Analytical Properties of Credibilistic Expectation Functions
Published 2014-01-01“…Some examples are provided to verify the results obtained.…”
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1412
Solving the Linear Integral Equations Based on Radial Basis Function Interpolation
Published 2014-01-01“…Numerical results showed that the MQ solution can achieve accuracy of 1E-5. …”
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1413
Application of Radial Basis Function Method for Solving Nonlinear Integral Equations
Published 2014-01-01“…Due to the superior interpolation performance of MQ function, the method can acquire higher accuracy with fewer nodes, so it takes obvious advantage over the Gaussian RBF method which can be revealed from the numerical results.…”
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1414
Delay-Dependent Guaranteed Cost Controller Design for Uncertain Neural Networks with Interval Time-Varying Delay
Published 2012-01-01“…Numerical examples are given to illustrate the effectiveness of the obtained result.…”
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1415
The Impact of Social Responsibility on Emotional and Behavioral Responses of Tourists After Failure in Four-Five-Star Hotels (Case Study: Tehran City)
Published 2022-06-01“…For investigating and testing of the research hypotheses was used structural equation modeling in the software environment, pls. The results of the research indicated that social responsibility has a positive and significant effect on loyalty, satisfaction and trust of tourists. …”
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1416
Syntactic Layer Analysis of the Poetry Of Az-har and Maz-har from Nizari Qohestani
Published 2019-02-01“…The results of this research show that although this opus is a poetry, but more than 60 percent of the sentences have standard and natural structures. …”
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1417
A Novel High-Power Dual-Band Coupled-Line Gysel Power Divider with Impedance-Transforming Functions
Published 2014-01-01“…Based on traditional even- and odd-mode technique, the analytical design methods in closed-form formula are obtained and the accurate electrical parameters analysis is presented. …”
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1418
FATIGUE CRACK PROPAGATION TEST AND SIMULATION ANALYSIS OF CAST E-GRADE STEEL CT SPECIMEN
Published 2021-01-01“…In order to accurately obtain the fracture mechanics parameters of the cast E-grade steel material,and to study the crack propagation law and influencing factors of material,a fatigue crack growth test of the CT specimens of the cast E-grade steel was carried out. The Paris formula was used for characterization. Taking the crack growth calculation model of CT samples as an example,the fatigue crack growth length and load cycle period results of 5 groups of samples were calculated by using the M-integral numerical method. …”
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1419
$K$-$b$-Frames for Hilbert Spaces and the $b$-Adjoint Operator
Published 2024-10-01“…We will introduce new results about this product, about $b$-frames and $K$-$b$-frames and we will also give some examples of both $b$-frames and $K$-$b$-frames that have never been given before. …”
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1420
A Comparative Study of First-Order Reliability Method-Based Steepest Descent Search Directions for Reliability Analysis of Steel Structures
Published 2017-01-01“…Three algorithms of first-order reliability method (FORM) using steepest descent search direction are compared to evaluate the reliability index of structural steel problems which are designed by the Iranian National Building code. The FORM formula is modified based on a dynamic step size which is computed based on the merit functions named modified Hasofer-Lind and Rackwitz-Fiessler (MHL-RF) method. …”
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