In neuroscience, an F wave is one of several motor responses which may follow the direct motor response (M) evoked by electrical stimulation of peripheral...

where the wave amplitude appears smaller or even zero. Waves are often described by a wave equation (standing wave field of two opposite waves) or a one-way...

The wave equation is a second-order linear partial differential equation for the description of waves or standing wave fields such as mechanical waves (e...

This is a list of wave topics. Contents:  Top 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z...

response is usually a clear wave, called H-wave, 28-35 ms after the stimulus, not to be confused with an F-wave. An M-wave, an early response, occurs 3-6...

complex exponential plane wave. When the values of F {\displaystyle F} are vectors, the wave is said to be a longitudinal wave if the vectors are always...

heat wave that would not be seen again until the heat waves of the 21st century. The maximum recorded temperature of the heat wave, 35.9 °C (96.6 °F) at...

conduction study consists of the following components Motor NCS Sensory NCS F wave study H-reflex study The nerve conduction study is often combined with needle...

the sound wave described by a sine function with f = 220 oscillations per second. Problems playing this file? See media help. A sine wave represents...

Square wave sound sample 5 seconds of square wave at 220 Hz Problems playing this file? See media help. A square wave is a non-sinusoidal periodic waveform...

the wave at some time at a certain location: ∇ 2 f = 1 c 0 2 ∂ 2 f ∂ t 2 {\displaystyle \nabla ^{2}f={\frac {1}{{c_{0}}^{2}}}{\frac {\partial ^{2}f}{\partial...

differential equation: ∇ 2 f = − k 2 f , {\displaystyle \nabla ^{2}f=-k^{2}f,} where ∇2 is the Laplace operator, k2 is the eigenvalue, and f is the (eigen)function...

heat wave or heatwave, sometimes described as extreme heat, is a period of abnormally hot weather.: 2911  Definitions vary but are similar. A heat wave is...

In physics, a standing wave, also known as a stationary wave, is a wave that oscillates in time but whose peak amplitude profile does not move in space...

{\displaystyle c'-v\approx c'}  : f d ≈ 2 v f t c ′ {\displaystyle f_{d}\approx 2v{\frac {f_{t}}{c'}}} Continuous-wave radar without frequency modulation...

dropping below 20 °F (−7 °C). A cold wave of sufficient magnitude and duration may be classified as a cold air outbreak (CAO). A cold wave can cause death...

Rogue waves (also known as freak waves, monster waves, episodic waves, killer waves, extreme waves, and abnormal waves) are huge and unpredictable surface...

reach temperatures 10 °C (18.0 °F) above normal in July 2024, up to a 28 °C (50.4 °F) increase above average. The heat wave was significant for occurring...

frequency f {\displaystyle f} of the wave. The relation of frequency and wavelength in a radio wave traveling in vacuum or air is λ = c f   , {\displaystyle...

Matter waves are a central part of the theory of quantum mechanics, being half of wave–particle duality. At all scales where measurements have been practical...

Sawtooth wave 5 seconds of 220 Hz sawtooth wave Problems playing this file? See media help. The sawtooth wave (or saw wave) is a kind of non-sinusoidal...

Longitudinal waves are waves in which the vibration of the medium is parallel to the direction the wave travels and displacement of the medium is in the...

propagation axis of the wave. The electric field of the incident wave is E e i ( k z − ω t ) = E p ^ e i ( k z − ω t ) = E ( cos ⁡ θ f ^ + sin ⁡ θ s ^ ) e...

desalination, or pumping water. A machine that exploits wave power is a wave energy converter (WEC). Waves are generated primarily by wind passing over the sea's...

A pulse wave or pulse train or rectangular wave is a non-sinusoidal waveform that is the periodic version of the rectangular function. It is held high...

frequency f of a sinusoidal wave is equal to the phase velocity v of the wave divided by the wavelength λ of the wave: f = v λ . {\displaystyle f={\frac...

wave and f {\displaystyle f} is the wave's frequency. In a dispersive medium, the phase speed itself depends upon the frequency of the wave, making the...

wave function (or wavefunction) is a mathematical description of the quantum state of an isolated quantum system. The most common symbols for a wave function...

a transverse wave is a wave that oscillates perpendicularly to the direction of the wave's advance. In contrast, a longitudinal wave travels in the...

Rossby waves, also known as planetary waves, are a type of inertial wave naturally occurring in rotating fluids. They were first identified by Sweden-born...