These types of waves are called longitudinal ... example the time from one compression to pass until the next. Displacement-distance graphs are diagrams that can be used to compare the amplitude ...

A sound wave is a vibration that travels through a solid, liquid or gas such as the air or water. A loud sound has a large amplitude ... In the example above, the vibrating rubber band pushes ...

In a new Physical Review Letters study, researchers have successfully followed a gravitational wave's complete journey from the infinite past to the infinite future as it encounters a black hole.

Discover how subtle changes in vocal tone and patterns can reveal cellular aging processes before visible signs appear, and ...

It tells us how fast a wave is vibrating. For example, a frequency of 50 Hz means the wave cycles 50 times every second. It's usually measured in Hertz (Hz). Now let's take a deeper look at amplitude ...

Heart disease refers to any problem affecting the heart, such as coronary artery disease, arrhythmia, and heart failure. Symptoms and treatments depend on the type of heart disease someone has ...

A and Φ are the amplitude and phase distributions, respectively, and k=2π/λ is the wave vector of the incident light. The negative sign of r in E 2 denotes the opposite orientations of the ...

Pulse pressure and pulse wave velocity, markers of arterial stiffness, have been associated with stroke, dementia, and lowered levels of cognitive function. Here we examine longitudinal relations of ...

Abstract: A new technique for a PWM inverter is described. By using a triangular wave of saturable amplitude, adjustment of the amplitude of the multiple reference waves can be avoided. Two typical ...

In inherited arrhythmia syndromes, sympathetic stimulation precipitates ventricular tachyarrhythmias and sudden cardiac death except in Brugada and J-wave syndromes where it can prevent them. The ...