Results 61 to 70 of about 7,047,484 (324)

The Slashed‐Rayleigh Fading Channel Distribution

open access: yesMathematical Problems in Engineering, 2019
We propose an alternative distribution for modelling fading‐shadowing wireless channels. This distribution presents certain advantages over the Rayleigh‐lognormal distribution and the K distribution and has proved useful in the setting described. We obtain closed‐form expressions for the average channel capacity and for the average bit error rate of ...
E. Gómez-Déniz   +2 more
openaire   +3 more sources

Protoplanet Dynamics in a Shear-Dominated Disk [PDF]

open access: yes, 2006
The velocity dispersion, or eccentricity distribution, of protoplanets interacting with planetesimals is set by a balance between dynamical friction and viscous stirring.
Collins, Benjamin F., Sari, Re'em
core   +2 more sources

Consistency of a Causal Theory of Radiative Reaction with the Optical Theorem [PDF]

open access: yes, 2011
The Abraham-Lorentz-Dirac equation for a point electron, while suffering from runaway solutions and an acausal response to external forces, is compatible with the optical theorem.
F. Intravaia   +7 more
core   +3 more sources

Properties and Inference for a New Class of Generalized Rayleigh Distributions with an Application

open access: yesOpen Mathematics, 2019
In the present paper, we introduce a new form of generalized Rayleigh distribution called the Alpha Power generalized Rayleigh (APGR) distribution by following the idea of extension of the distribution families with the Alpha Power transformation.
Biçer Hayrinisa Demirci
doaj   +1 more source

Non‐Rayleigh Statistics of Ultrasonic Backscattered Echo from Tissues [PDF]

open access: yes, 1994
The envelope of the backscattered signal from tissues can exhibit non‐Rayleigh statistics if the number density of scatterers is small or if the variations in the scattering cross sections are random. The K distribution which has been used extensively in
Molthen, Robert C.   +3 more
core   +1 more source

Magnetic Control of Chiral Hybridized Phonon Magnetic Moments in Ferrimagnets Fe2‐xZnxMo3O8

open access: yesAdvanced Functional Materials, EarlyView.
Helicity‐resolved magneto‐Raman spectroscopy reveals magnetic control of chiral phonon magnetic moments in polar ferrimagnet (ZnxFe2−xMo3O₈). Large spontaneous zero‐field phonon splittings, selective phonon–magnon coupling, and asymmetric Zeeman responses demonstrate that phonon chirality is governed by magnon‐phonon coupling and magnetization.
Youngsu Choi   +8 more
wiley   +1 more source

A New Extended Rayleigh Distribution with Applications of COVID-19 Data

open access: yesAustrian Journal of Statistics
In this manuscript, we proposed a new extension of the Rayleigh distribution named as MTI Rayleigh distribution (MTIRD) that provides better fits than the Rayleigh distribution and some of its known generalizations.
Aadil Ahmad Mir, S. P. Ahmad
doaj   +1 more source

Transmuted Modified Inverse Rayleigh Distribution

open access: yesAustrian Journal of Statistics, 2015
We introduce the transmuted modified Inverse Rayleigh distribution by using quadratic rank transmutation map (QRTM), which extends the modified Inverse Rayleigh distribution.
Muhammad Shuaib Khan, Robert King
doaj   +1 more source

Wave Scattering through Classically Chaotic Cavities in the Presence of Absorption: An Information-Theoretic Model

open access: yes, 1999
We propose an information-theoretic model for the transport of waves through a chaotic cavity in the presence of absorption. The entropy of the S-matrix statistical distribution is maximized, with the constraint $ =\alpha n$: n is the dimensionality of S,
C. W. J. Beenakker   +16 more
core   +1 more source

Maximum relative height of one-dimensional interfaces : from Rayleigh to Airy distribution [PDF]

open access: yes, 2009
We introduce an alternative definition of the relative height h^\kappa(x) of a one-dimensional fluctuating interface indexed by a continuously varying real paramater 0 \leq \kappa \leq 1.
Abramowitz M   +11 more
core   +2 more sources

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