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Engineering Downloads

Foreshortening During Stent Expansion: Why It Matters in Cardiovascular Simulations

Finite element simulation of stent foreshortening in a coronary artery

Intro When placing a stent in a coronary artery, we expect it to hold its shape and position—but did you know that stent length can shorten by up to 10% during expansion? This change, known as foreshortening, is one of the key challenges in ensuring accurate and safe stent deployment. At EngineeringDownloads.com, we’ve been running […]

Acoustic Metamaterials and Metasurfaces: Shaping the Future of Sound Control

Acoustic metamaterials for advanced sound control and noise reduction

Intro Acoustic metamaterials and acoustic meta surfaces are changing how we control sound waves. These specially designed structures go beyond the limits of traditional soundproofing. They offer new ways to control sound, such as reducing noise over a wide frequency range, blocking sound at very small scales, isolating vibrations, hiding objects from sound (acoustic cloaking), and […]

OpenSees for Structural Analysis

OpenSees software simulation of nonlinear seismic response in a reinforced concrete frame

OpenSees (Open System for Earthquake Engineering Simulation) is an open-source software framework developed primarily for nonlinear structural and geotechnical analysis, with a strong emphasis on earthquake engineering. Developed at UC Berkeley’s Pacific Earthquake Engineering Research Center (PEER), it provides a powerful, flexible, and scriptable environment for simulating the response of structures under static, dynamic, and […]