Search results
Results from the WOW.Com Content Network
Plasma parameters define various characteristics of a plasma, an electrically conductive collection of charged and neutral particles of ... ion plasma frequency: ...
The waves in quantum systems are oscillations in probability amplitude rather than material displacement. The frequency of oscillation, f, relates to the mode energy by E = hf where h is the Planck constant. Thus a system like an atom consists of a linear combination of modes of definite energy. These energies are characteristic of the ...
In probability theory, the Fourier transform of the probability distribution of a real-valued random variable is closely connected to the characteristic function of that variable, which is defined as the expected value of , as a function of the real variable (the frequency parameter of the Fourier transform).
The vibrational temperature is commonly used in thermodynamics, to simplify certain equations.It has units of temperature and is defined as = ~ = where is the Boltzmann constant, is the speed of light, ~ is the wavenumber, and (Greek letter nu) is the characteristic frequency of the oscillator.
The formula in the definition of characteristic function allows us to compute φ when we know the distribution function F (or density f). If, on the other hand, we know the characteristic function φ and want to find the corresponding distribution function, then one of the following inversion theorems can be used. Theorem.
The characteristic impedance () of an infinite transmission line at a given angular frequency is the ratio of the voltage and current of a pure sinusoidal wave of the same frequency travelling along the line. This relation is also the case for finite transmission lines until the wave reaches the end of the line.
A typical choice of characteristic frequency is the sampling rate that is used to create the digital signal from a continuous one. The normalized quantity, f ′ = f f s , {\displaystyle f'={\tfrac {f}{f_{s}}},} has the unit cycle per sample regardless of whether the original signal is a function of time or distance.
The frequency and the period are related by the equation [4] ... Aperiodic frequency is the rate of incidence or ... Radar signal characteristics; Radio frequency; ...