Phonons are sound particles or quantized vibrations of atoms in solid materials. The Debye model, a theory introduced by ...

Below you will find videos of each of the examples included in the course lecturebook. Please review them as you work to prepare for course examinations. As always, if you have any additional ...

In my coverage of NASA’s successor to the space shuttle, the Ares rocket, and the next crew capsule, Orion, I have come across a common theme: vibrations. While it may seem like a simple concept, ...

Industries and R&D sites depend on sensors to measure, monitor and analyze vibrations. Unfortunately, the best ways to get accurate and repeatable vibration data are not clear to many engineers; they ...

When machine vibration increases, one of the first questions to ask is: “Is a failing bearing causing the vibration?” In the case of rolling element bearings, it’s not difficult to separate vibration ...