# The Effective Stress Path for Soil at High Pressure

*The effect of increasing stiffness in the soil skeleton on the effective stress path in undrained triaxial compression tests is experimentally examined and found to not be significant....*

Generalized Isoparametric Coordinate Determination Scheme for Finite Element Mesh Generation

*A simple and accurate scheme for determining the coordinates of node points located within the interior of planer regions discretized with quadrilateral elements is described. A novel...*

Inverse Problems in Biomechanics

*The FEM (Finite Element Method) is a powerful numerical technique in solving boundary value problems in Biomechanics, which are difficult to analyze by other closed form or numerical procedures...*

Reliability of Degrading Dynamic Systems with Applications

*A method is developed for the reliability analysis of degrading systems subject to random excitation. Elasto-plastic systems with degrading stiffness, thin plates with cracks and Daniels...*

Reliability Analysis of Degrading Elasto-Plastic Oscillators

*A method is developed for calculating the probability (reliability) that the total plastic displacement of an elasto-plastic oscillator does not exceed a critical level during a reference...*

An Exact Expression for the Distribution of Linear Combinations of Uniform Random Variables

*Structural dynamic analysis have often in the past relied on the assumption that the system under consideration is well known ahd have been associated the unpredictability of the response...*

Cone Models for a Pile Foundation

*A single pile in a soil halfspace is modeled for dynamic excitation with disks and their corresponding double cones. This simple one-dimensional strength-of-materials approach provides...*

Analysis of Soil-Stress Cell Interaction

*Static loading experiments conducted on a soil stress cell embedded in a sand are presented. Stress cell performance was evaluated by comparing the indicated stress against the expected...*

Accurate Response Analysis of Seismic Distributed Mass Systems

*A dynamic analysis technique of distributed mass structures is presented with a combination of the dynamic load factor approach and the dynamic stiffness matrix method. The dynamic stiffness...*

Stiffness Optimization Methods for Lateral Systems of Buildings: A Theoretical Basis

*The sizing of the members of the lateral resistance system for multi-story buildings is often controlled by stiffness requirements. In order to achieve economical buildings, it is important...*

A Parallel Fron Large-Scale Stris

*A methodology for large-scale structural analysis using a parallel frontal solution algorithm is developed and implemented on the Alliant FX/80 Multiple Instructions Multiple Data (MIMD)...*

Developments in the Use of Cubic B-Splines in the Compound Strip Method

*A general cubic B-spline compound strip method (BCSM) has been developed to analyze thin plates, stiffened plates, folded plates, and box-girders. In the BCSM a problem is first partially...*

The Weighted Integral Method for Calculating the Stochastic Stiffness Matrix of Stochastic Systems

*This paper introduces the 'weighted integral method' for calculating an exact expression of the stochastic stiffness matrix of a stochastic structure. Using this...*

Minimum Required Lateral Stiffness of Structures

*In this paper an approximate method is presented to calculate the minimum lateral stiffness required to insure global structural stability. The technique is based on setting the critical...*

Reliability of Beams on Uncertain Foundation

*A two phase approach is developed to evaluate the reliability of a finite linear elastic beam subject to a random point load on uncertain elastic foundation. In phase 1, an approximate...*

Response Variability and Reliability of Stochastic Systems Using the Weighted Integral Method

*After obtaining an exact expression of the stochastic stiffness matrix in terms of random variables called weighted integrals, the response variability and the safety index of stochastic...*

Buckling Loads of Columns Made of Viscoelastic Materials

*This is about the developing of relationships for predicting the change of buckling loads of columns made of viscoelastic materials under different loads. When a columnlike structural...*

Free Vibration of Stepped Beams

*This paper addresses the free vibration of a stepped Euler-Bernoulli beam using dynamic flexibility methods. The characteristic equation of the system is derived, from which the system...*

Finite Element Stability of Eccentrically Stiffened Plates

*A finite element model is developed to investigate the elastic stability of eccentrically stiffened rectangular plates. The formulation is based on the behavior of the plate-stiffener...*

A Comparison of Modeling Techniques for the Buckling of Stiffened Shells

*Different techniques are used to compute the collapse loads of a family of stiffened shells. Large differences are observed between the various predictions. Detailed numerical studies...*

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