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Measure of wave reflectivity
In physics and electrical engineering the reflection coefficient is a parameter that describes how much of a wave is reflected by an impedance discontinuity
Reflection_coefficient
Equations of light transmission and reflection
The Fresnel equations (or Fresnel coefficients) describe the reflection and transmission of light (or electromagnetic radiation in general) when incident
Fresnel_equations
Electrical engineers graphical calculator
reference impedance, Z0. The Smith chart is plotted on the complex reflection coefficient plane in two dimensions and may be scaled in normalised impedance
Smith_chart
The active reflection coefficient (ARC) is the reflection coefficient for a single antenna element in an array antenna, in the presence of mutual coupling
Active_reflection_coefficient
Measure used in radio engineering and telecommunications
impedance of the transmission line in use (which together determine the reflection coefficient as described below), a given SWR meter can interpret the impedance
Standing_wave_ratio
Complete reflection of a wave
resulting formula for the reflection coefficient. For the s polarization, let the reflection and transmission coefficients be rs and ts respectively.
Total_internal_reflection
Mathematical description of fluid movements
a reflection coefficient close to 1 as normally no protein crosses into the glomerular filtrate. In contrast, hepatic sinusoids have no reflection coefficient
Starling_equation
Adjusting input/output impedances of an electrical circuit for some purpose
The voltage reflection coefficient and current reflection coefficient on the same side have opposite signs. Voltage reflection coefficients on opposite
Impedance_matching
Concept in physics and chemistry
transmission coefficient and related reflection coefficient are used to describe the behavior of waves incident on a barrier. The transmission coefficient represents
Transmission_coefficient
Mirror-like wave reflection
Specular reflection, or regular reflection, is the mirror-like reflection of waves, such as light, from a surface. The law of reflection states that a
Specular_reflection
Values which describe behavior of a linear electric circuit
such as gain, return loss, voltage standing wave ratio (VSWR), reflection coefficient and amplifier stability. The term 'scattering' is more common to
Scattering_parameters
Matrix representing the effect of scattering on a physical system
{\displaystyle T_{\rm {L}}={\frac {|C|^{2}}{|A|^{2}}}=|S_{21}|^{2}.} The reflection coefficient from the left of the potential barrier is, when D = 0, R L = | B
S-matrix
Optical coating that reduces reflection
Practical anti-reflection coatings, however, rely on an intermediate layer not only for its direct reduction of reflection coefficient, but also use the
Anti-reflective_coating
Capacity of an object to reflect light
of the Fresnel reflection coefficient, which is the ratio of the reflected to incident electric field; as such the reflection coefficient can be expressed
Reflectance
Property that an increasing voltage results in a decreasing current
larger amplitude than the incident; the device has "reflection gain". The reflection coefficient is determined by the AC impedance of the negative resistance
Negative_resistance
"Bouncing back" of waves at an interface
surface wave Reflection coefficient Reflectivity Refraction Ripple tank Signal reflection Snell's law Sun glitter Two-ray ground-reflection model Lekner
Reflection_(physics)
Third letter of the Greek alphabet
quantum system or a quantum bit Circulation in fluid mechanics As reflection coefficient in physics and electrical engineering The tape alphabet of a Turing
Gamma
Structure that guides waves efficiently
{\displaystyle \Gamma } (Gamma) is the reflection coefficient (0 denotes full transmission, 1 full reflection, and 0.5 is a reflection of half the incoming voltage)
Waveguide
Lighting formula in 3D computer graphics
specular reflection of light from a non-conducting interface (surface) between two media. According to Schlick’s model, the specular reflection coefficient R
Schlick's_approximation
Measure of power reflected by a discontinuity in a line or fiber
power. Return loss is related to both standing wave ratio (SWR) and reflection coefficient (Γ). Increasing return loss corresponds to lower SWR. Return loss
Return_loss
Pair of equations describing black holes
requirement that no waves emerge from the event horizon. The reflection and transmission coefficients are thus defined as R ± = | R ± | 2 , T ± = | T ± | 2 {\displaystyle
Regge–Wheeler–Zerilli equations
Regge–Wheeler–Zerilli_equations
Electrical waves in return direction
of reflection coefficient and standing wave ratio. There are several approaches to understanding reflections, but the relationship of reflections to the
Reflections of signals on conducting lines
Reflections_of_signals_on_conducting_lines
Angle of incidence for which all reflected light will be polarized
at the Brewster angle there is no reflection of the p polarization, at yet greater angles the reflection coefficient of the p polarization is always less
Brewster's_angle
When a transmitted signal reflects back through the medium it was transmitted over
degree of impedance mismatch and is mathematically described by the reflection coefficient. Because the principles are the same, this concept is perhaps easiest
Signal_reflection
The total active reflection coefficient (TARC) within mathematics and physics scattering theory, relates the total incident power to the total outgoing
Total active reflection coefficient
Total_active_reflection_coefficient
Property of waves that can oscillate with more than one orientation
actual reflection coefficient (which requires careful photometric calibration of the illuminating beam) but the ratio of the p and s reflections, as well
Polarization_(waves)
Precision coaxial connector
18 GHz. APC-7 connectors are advantageous because they have a low reflection coefficient, make repeatable coaxial connections, and are genderless. The connectors
APC-7_connector
Exploration of subsurface properties with seismology
{\displaystyle R(0)} = reflection coefficient at zero-offset (normal incidence); G {\displaystyle G} = AVO gradient, describing reflection behaviour at intermediate
Reflection_seismology
Mathematical method used in optics and acoustics
method involves converting the system matrix back into reflection and transmission coefficients. Below is described how the transfer matrix is applied
Transfer-matrix method (optics)
Transfer-matrix_method_(optics)
Cable or other structure for carrying radio waves
Z_{\mathrm {L} }-Z_{0}\,}{Z_{\mathrm {L} }+Z_{0}}}} is the voltage reflection coefficient measured at the load end of the transmission line. Alternatively
Transmission_line
Device used for microwave measurements
plotting on Smith charts, a number of other parameters including reflection coefficient and electrical impedance. A precision variable attenuator is often
Slotted_line
Type of energy propagation
distance one can speak of the far field. The amount of reflection is given by the reflection coefficient which is the ratio of the reflected intensity over
Acoustic_wave
Electronic instrument
always observed. The magnitude of the reflection is referred to as the reflection coefficient or ρ. The coefficient ranges from 1 (open circuit) to −1 (short
Time-domain_reflectometer
Optical prism
order to specify the phase shift on reflection, we must choose a sign convention for the reflection coefficient, which is the ratio of the reflected
Fresnel_rhomb
Difference between phase angles
Reflection coefficient Nave, C.R. "Reflection Phase Change". Hyperphysics. Georgia State University. Retrieved 2016-03-28. Nave, C.R. "Reflection of
Reflection_phase_change
Branch of physics
This is effectively a mirror with a reflection coefficient greater than 100%, producing an amplified reflection. The power for this comes from the two
Nonlinear_optics
How a material interacts with light
Transmittance and Transmission coefficient Absorption Scattering Turbidity Reflectance and Reflectivity (reflection coefficient) Albedo Perceived color Fluorescence
Optical_properties
Multipath radio propagation model
frequency), Γ ( θ ) {\displaystyle \Gamma (\theta )} is ground reflection coefficient and τ {\displaystyle \tau } is the delay spread of the model which
Two-ray ground-reflection model
Two-ray_ground-reflection_model
Measurement technique in microwave engineering
multiple internal reflections inside the sample, which is considered to have a thickness of d {\displaystyle d} . The reflection coefficient of the bulk sample
Nicolson–Ross–Weir_method
Area, where a potential exhibits a local maximum
given by the transmission coefficient, whereas the likelihood that it is reflected is given by the reflection coefficient. Schrödinger's wave-equation
Rectangular_potential_barrier
ratios (LAR) can be used to represent reflection coefficients (another form for linear prediction coefficients) for transmission over a channel. While
Log_area_ratio
Relation between seismic amplitude and wave travel distance
indications). The phenomenon is based on the relationship between the reflection coefficient and the angle of incidence and has been understood since the early
Amplitude_versus_offset
Accumulation of excess fluid in tissue
increase in size permeability to protein also increases with a fall in reflection coefficient. Changes in the variables in Starling's equation can contribute
Edema
Optical device which splits a beam of light in two
coefficient and it is to be understood that the coefficient is zero if j ∉ { 0 , n } {\displaystyle j\notin \{0,n\}} etc. The transmission/reflection
Beam_splitter
Formula in optics
relation (or Hagen–Rubens formula) is a relation between the coefficient of reflection and the conductivity for materials that are good conductors. The
Hagen–Rubens_relation
Symbols for constants, special functions
{\displaystyle \Gamma } represents: the circulation in fluid dynamics the reflection coefficient of a transmission or telecommunication line. the confinement factor
Greek letters used in mathematics, science, and engineering
Greek_letters_used_in_mathematics,_science,_and_engineering
Measure of change in amplitude and phase of a wave
meaning despite the similarity of name: it is the companion of the reflection coefficient. The propagation constant, symbol γ, for a given system is defined
Propagation_constant
the reflection coefficient. Note that as the reflection coefficient approaches zero, power to the load is maximized. If the reflection coefficient is known
Mismatch_loss
Quantum phenomena
{\displaystyle r={\frac {\alpha \beta -1}{\alpha \beta +1}}} . Then, the reflection coefficient (which can be interpreted as the probability that an incoming particle
Klein_paradox
Optical microscopy technique based on thin-film interference
light will be reflected. The amount of reflection is given by the reflection coefficient r 12 {\displaystyle r_{12}\!} , according to the following rule:
Interference reflection microscopy
Interference_reflection_microscopy
Number of subsets of a given size
the binomial coefficients are the positive integers that occur as coefficients in the binomial theorem. Commonly, a binomial coefficient is indexed by
Binomial_coefficient
Tendency of matter to change volume in response to a change in temperature
strain) divided by the change in temperature is called the material's coefficient of linear thermal expansion. For small temperature changes, this is nearly
Thermal_expansion
Type of electromagnetic resonator
S_{11}} , or reflection coefficient) as a function of microwave frequency. Far away from resonance, the magnitude of the reflection coefficient will be close
Loop-gap_resonator
Describe the partitioning of seismic wave energy at an interface
property most directly related to the angular dependence of the reflection coefficient. The 3-term Shuey equation can be written a number of ways, the
Zoeppritz_equations
System in quantum mechanics
{\displaystyle 1/(k_{2})} . In this energy range the transmission and reflection coefficient differ from the classical case. They are the same for incidence
Step_potential
Relativistic wave equation in quantum mechanics
properties of this solution are described by a reflection coefficient R {\displaystyle R} and a transmission coefficient T {\displaystyle T} , which satisfy R
Klein–Gordon_equation
Electric charge treated as continuously distributed in space
cathode, r ~ = {\textstyle {\tilde {r}}=} mean electron reflection coefficient. The reflection coefficient can be as low as 0.105 but is usually near 0.5. For
Space_charge
Optical component
calibration curve. For a sphere with radius r {\displaystyle r} , reflection coefficient ρ {\displaystyle \rho } , and source flux Φ {\displaystyle \Phi
Integrating_sphere
Structure used in waveguides
sensor Sheppard, C.J.R. (1995). "Approximate calculation of the reflection coefficient from a stratified medium". Pure and Applied Optics: Journal of the
Distributed_Bragg_reflector
Method for solving certain nonlinear partial differential equations
generates initial scattering data; this may include the reflection coefficients, transmission coefficient, eigenvalue data, and normalization constants of the
Inverse_scattering_transform
Measure of the reflection coefficient of a sonar target
to 1 meter from the acoustic center of the target, assuming isotropic reflection: T S = 10 ⋅ log ( I r I i ) d B = 10 ⋅ log [ σ 4 π ] d B {\displaystyle
Target_strength
Material which alters light reflection or transmission on optics
rely on an intermediate layer not only for its direct reduction of reflection coefficient, but also use the interference effect of a thin layer. If the layer's
Optical_coating
Smallest type of blood vessel
pressure (πc) Interstitial oncotic pressure (πi) Filtration coefficient (Kf) Reflection coefficient (σ) Disorders of capillary formation as a developmental
Capillary
Slowest step in a series of biochemical reactions
thesis where he introduced the quantitative measure he called the ‘reflection coefficient.’ This described the relative change of one variable to another
Rate-limiting step (biochemistry)
Rate-limiting_step_(biochemistry)
Type of network analyzer
and power detection. The six-port principle determines a complex reflection coefficient from multiple power measurements and does not rely on frequency
Six-port_reflectometer
Opposition of a circuit to a current when a voltage is applied
displayed; for example, in a radio antenna, the standing wave ratio or reflection coefficient may be more useful than the impedance alone. The measurement of
Electrical_impedance
Simulation of light in computer graphics
the intensity of the specular lighting component and the specular reflection coefficient of the surface. Lighting models are used to replicate lighting effects
Computer_graphics_lighting
Optical phenomenon
Fresnel reflection coefficients are both polarization and angle dependent, so each plane wave component acquires a different phase shift upon reflection. The
Goos–Hänchen_effect
capillary and whether it is continuous, fenestrated or sinusoidal. The reflection coefficient acts as a correction factor and is determined by the difference
Surface chemistry of microvasculature
Surface_chemistry_of_microvasculature
Adaptive filter algorithm for digital signal processing
\!} is the forward reflection coefficient κ b ( k , i ) {\displaystyle \kappa _{b}(k,i)\,\!} is the backward reflection coefficient e f ( k , i ) {\displaystyle
Recursive least squares filter
Recursive_least_squares_filter
Infrared optical filter
phase of the reflection coefficient, ϕ Γ ( ω ) {\displaystyle \phi _{\Gamma }(\omega )} , and the phase of the transmission coefficient ϕ τ ( ω ) {\displaystyle
Metal-mesh_optical_filter
History of research by Augustin-Jean Fresnel
resulting formulae for the reflection coefficients and reflectivities became known as the Fresnel equations. The reflection coefficients for the s and p polarizations
Fresnel's_physical_optics
different refractive indices. They also relate the transmission and reflection coefficients for the interaction. Their derivation relies on a time-reversal
Stokes_relations
Speech analysis and encoding technique
area ratios (LAR), line spectral pairs (LSP) decomposition and reflection coefficients. Of these, especially LSP decomposition has gained popularity since
Linear_predictive_coding
Topics referred to by the same term
electronics Radio control, a technology found in remote control vehicles Reflection coefficient of a circuit Remote control, a technology found in home entertainment
RC
Type of radio propagation
line theory, the definition of reflection coefficient Γ {\displaystyle \Gamma } is a measure of the level of reflection normally at the boundary when a
Non-line-of-sight_propagation
Location at which there is little or no tide
absorbed from the tidal wave compared to neap tides. As a result, the reflection coefficient α is smaller and the displacement of the amphidromic point from
Amphidromic_point
Ratio of how much light is reflected back from a body
the OC radar albedo is a first-order approximation of the Fresnel reflection coefficient (aka reflectivity) and can be used to estimate the bulk density
Albedo
Measurement device for radio equipment
of the meter reading. To calculate the SWR, first calculate the reflection coefficient: Γ = V r e v V f w d {\displaystyle \Gamma ={\frac {V_{rev}}{\;V_{fwd}\;}}}
SWR_meter
Electronic device
are passive structures that in principle have identically zero reflection coefficient at all frequencies. Such structures may be synthesized with lumped
Electronic_filter
Two-dimensional conformal field theory
related by the reflection relation V P ( z ) = R P V − P ( z ) , {\displaystyle V_{P}(z)=R_{P}V_{-P}(z)\ ,} where the reflection coefficient is R P = ±
Liouville_field_theory
Geophysical process
seismic data and a wavelet estimated from the data. Typically, a reflection coefficient series from a well within the boundaries of the seismic survey is
Seismic_inversion
with embedded bioceramic is enhanced. Bioceramics presents high reflection coefficient for the infrared radiation. One way in which fabrics can be impregnated
Ceramic-impregnated_fabric
interferences can be used to increase their efficiency by enhancing the reflection coefficient of the scattered particles. Although there are several proposals
Adiabatic_quantum_motor
Reconstruction of a filtered signal
number of reflection events, r i {\displaystyle r_{i}} are the reflection coefficients, t − τ i {\displaystyle t-\tau _{i}} are the reflection times of
Deconvolution
Refractive property of materials
n=n_{\mathrm {e} }-n_{\mathrm {o} }\,.} The propagation (as well as reflection coefficient) of the ordinary ray is simply described by no as if there were
Birefringence
Downward spike in a seismic attribute, often indicative of hydrocarbons
(with the lowest acoustic impedance of the three), decreasing the reflection coefficient. For a dim spot to occur, the shale has to have a lower acoustic
Dim_spot
Electronic filter that is constructed with waveguide technology
partial reflection of the transmitted wave back down the guide in the opposite direction, the ratio of the two being known as the reflection coefficient. This
Waveguide_filter
Spectroscopy technique
than reflection, and considered scatter to be in all directions. He used the symbols k and s for absorption and isotropic scattering coefficients, and
Diffuse reflectance spectroscopy
Diffuse_reflectance_spectroscopy
Special glass type used for optical systems
due to their very high refractive index, which results in a high reflection coefficient. This group can be divided into two families: glasses that can be
Optical_glass
Set of multiple antennas which work together
worst possible excitations. Digital antenna array Total active reflection coefficient Wikimedia Commons has media related to Array antennas. Carr, Joseph;
Antenna_array
Dielectric mirror that selectively reflects a particular wavelength range of light
of the coating. According to the Fresnel equations, however, the reflection coefficient is greatest where the greatest change in refractive index occurs
Rugate_filter
Optical filter
retained in the limit. For dual FSS, the reflection coefficient of the patch will be equal to the transmission coefficient of the mesh. Circuit duality The dual
Frequency_selective_surface
Infrared microscopy technique
\epsilon (\omega )} of the sample and can be also viewed as the reflection coefficient for evanescent waves that constitute the near field of the tip.
Nano-FTIR
matrix analysis Reflecting telescope Reflection (optics) Refracting telescope Refraction Reflection coefficient Refractive index Refractometer Retroreflector
Index_of_optics_articles
Pressure exerted upon any surface exposed to electromagnetic radiation
the reflection coefficient of intensity), so that the increase is less than double. For a diffusely reflective surface, the details of the reflection and
Radiation_pressure
ρ n + 1 {\displaystyle \rho _{n+1}} is a parameter, called the reflection coefficient or the Szegő parameter. Cayley transform Schur class Favard's theorem
Szegő_polynomial
Type of analog or digital filter
fractions of the impedance function, which may be derived from the reflection coefficient, which in turn may be derived from the transfer function. To design
Chebyshev_filter
Infinite sequence of differential equations
different sign convention, and computes its scattering data: the reflection coefficient, the discrete eigenvalues, and the corresponding norming constants
Korteweg–De_Vries_hierarchy
Value for the flow of probability in quantum mechanics
occurs, the probability current is related to the transmission and reflection coefficients, respectively T and R; they measure the extent the particles reflect
Probability_current
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
Boy/Male
Tamil
Reflection
Girl/Female
Indian
Reflection, Image, Radiance
Girl/Female
Bengali, Hindu, Indian
Reflection; Mirror
Boy/Male
Hindu, Indian, Punjabi, Sanskrit, Sikh
Thought; Reflection
Boy/Male
Buddhist, Indian, Japanese
Ancient Reflection
Boy/Male
Bengali, Hindu, Indian
Image; Reflection
Girl/Female
Japanese
Mirror reflection.
Girl/Female
Tamil
Reflection, Image, Radiance
Boy/Male
Hindu
Reflection
Girl/Female
Assamese, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Oriya, Tamil, Telugu
Reflection; Outlook; Reflection Reflection
Boy/Male
Tamil
Gunjik | கà¯à®¨à¯à®œà¯€à®•
Reflection
Gunjik | கà¯à®¨à¯à®œà¯€à®•
Girl/Female
Indian, Malayalam
Reflection
Girl/Female
Arabic, Assamese, Australian, Hindu, Indian, Marathi, Muslim, Sindhi
Mirror; Reflection
Boy/Male
Hindu, Indian
Our Reflection
Girl/Female
Tamil
Reflection, Image, Radiance
Boy/Male
Tamil
Reflection through study
Boy/Male
Hindu
Reflection
Boy/Male
Indian
Reflection; Gnawing Reflection
Boy/Male
Hindu, Indian
Perception; Reflection
Girl/Female
Hindu, Indian
Reflection
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
Male
Polish
 Polish form of Yiddish Lev, LEW means "lion." Compare with another form of Lew.
Girl/Female
Indian, Tamil
Bright Flower
Girl/Female
Tamil
Giver of beauty, Lord Kuber
Boy/Male
Arabic, British, English, French, German, Jamaican
Brilliant Adviser; Red Haired Counsellor
Female
English
Variant spelling of English Rachel, RACHEAL means "ewe."
Boy/Male
American, British, Danish, Dutch, English, Finnish, German, Gujarati, Hindu, Indian, Kannada, Norwegian, Scandinavian, Swedish, Teutonic
Archer's Bow; Bow Warriors; Yew Wood; Yew Wood was Used for Bows; A Norse God; Yew; Yew-bow Army
Girl/Female
Gujarati, Hindu, Indian, Jain, Kannada, Malayalam, Marathi, Mythological, Oriya, Sanskrit, Sindhi, Telugu, Traditional
Believe; Veneration
Boy/Male
Arabic
Mighty; Powerful
Boy/Male
Afghan, Arabic, British, English, French, German, Indian, Malaysian, Muslim, Parsi
Cultured; Without Grief; More Honourable
Male
English
English occupational surname transferred to forename use, derived from Old English wryhta/wyrhta, WRIGHT means "craftsman."
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
n.
The act of reflecting, or turning or sending back, or the state of being reflected.
n.
The variation of words by declension, comparison, or conjugation; inflection.
a.
Capable of, or pertaining to, flection or inflection.
a.
The act of choosing; choice; selection.
n.
A device for reflecting sound.
a.
Given to reflection or serious consideration; reflective; contemplative; as, a reflecting mind.
n.
Election a second time, or anew; as, the reelection of a former chief.
a.
Addicted to introspective or meditative habits; as, a reflective person.
n.
See Reflection.
n.
An image given back from a reflecting surface; a reflected counterpart.
n.
That which is produced by reflection.
n.
Want of reflection.
n.
A part reflected, or turned back, at an angle; as, the reflection of a membrane.
n.
The return of rays, beams, sound, or the like, from a surface. See Angle of reflection, below.
n.
A slide, modulation, or accent of the voice; as, the rising and the falling inflection.
n.
A reflecting telescope.
a.
Throwing back images; as, a reflective mirror.
n.
Election beforehand.
n.
A deviation of the rays of light toward the surface of an opaque body; inflection; diffraction.
a.
Capable of exercising thought or judgment; as, reflective reason.