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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
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
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
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
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
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
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
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
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
"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)
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
Third letter of the Greek alphabet
center of the Brillouin zone Circulation in fluid mechanics As reflection coefficient in physics and electrical engineering The tape alphabet of a Turing
Gamma
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
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
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
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)
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
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
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
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
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
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
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
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
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
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
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
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
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
ratios (LAR) can be used to represent reflection coefficients (another form for linear prediction coefficients) for transmission over a channel. While
Log_area_ratio
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
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
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
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
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
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
How a material interacts with light
Transmittance and Transmission coefficient Absorption Scattering Turbidity Reflectance and Reflectivity (reflection coefficient) Albedo Perceived color Fluorescence
Optical_properties
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
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
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
different refractive indices. They also relate the transmission and reflection coefficients for the interaction. Their derivation relies on a time-reversal
Stokes_relations
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
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
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
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
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
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
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
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
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
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
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
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
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)
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
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
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
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
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
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
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
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
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
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
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
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
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
Christoffel symbols (Γ), in general relativity Circulation (physics) (Γ) Reflection coefficient (Γ), of a wave reflected by an impedance discontinuity Decay width
Gamma_(disambiguation)
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
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
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
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
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
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
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
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
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
Measurement system of the relative strength of powerlifters
The Wilks coefficient or Wilks formula is a mathematical coefficient that can be used to measure the relative strengths of powerlifters despite the different
Wilks_coefficient
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
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
the reflection coefficient at end 1 r I 2 {\displaystyle r_{I2}\,\!} the reflection coefficient at end 2 r I {\displaystyle r_{I}\,\!} the reflection coefficient
Image_filter_end_terminations
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
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
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
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
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
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
Dynamics of tidal wave deformation in the shallow waters of the marginal seas
wave amplitude ( A ′ {\displaystyle A^{'}} ) is determined by the reflection coefficient of the tidal wave: A ′ A 1 = c 1 − c 2 ( c 1 + c 2 ) {\displaystyle
Tides_in_marginal_seas
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
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
Rendering method
ray tracer must compute and keep the product of the global and reflection coefficients as the rays are traced. Example: let Kr = 0.5 for a set of surfaces
Ray_tracing_(graphics)
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
Boy/Male
Indian
Reflection; Gnawing Reflection
Boy/Male
Tamil
Reflection through study
Girl/Female
Japanese
Mirror reflection.
Boy/Male
Hindu
Reflection
Boy/Male
Tamil
Gunjik | கà¯à®¨à¯à®œà¯€à®•
Reflection
Gunjik | கà¯à®¨à¯à®œà¯€à®•
Boy/Male
Hindu
Reflection
Girl/Female
Tamil
Reflection, Image, Radiance
Boy/Male
Hindu, Indian
Our Reflection
Boy/Male
Hindu, Indian, Punjabi, Sanskrit, Sikh
Thought; Reflection
Boy/Male
Tamil
Reflection
Girl/Female
Indian
Reflection, Image, Radiance
Boy/Male
Buddhist, Indian, Japanese
Ancient Reflection
Girl/Female
Indian, Malayalam
Reflection
Boy/Male
Hindu, Indian
Perception; Reflection
Girl/Female
Assamese, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Oriya, Tamil, Telugu
Reflection; Outlook; Reflection Reflection
Girl/Female
Hindu, Indian
Reflection
Girl/Female
Tamil
Reflection, Image, Radiance
Girl/Female
Arabic, Assamese, Australian, Hindu, Indian, Marathi, Muslim, Sindhi
Mirror; Reflection
Girl/Female
Bengali, Hindu, Indian
Reflection; Mirror
Boy/Male
Bengali, Hindu, Indian
Image; Reflection
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
Boy/Male
Celebrity, Gujarati, Hindu, Indian, Kannada, Punjabi, Sanskrit, Sikh, Tamil, Traditional
Powerful Man; One who can Conquer Indra; The Powerful Conqueror; Lord of Conqueror
Girl/Female
Hindu
Name of a sage
Boy/Male
American, British, English
Cold Brook
Girl/Female
Hindu
One dedicated to service, A girl with intelligence
Girl/Female
Tamil
Male
Hebrew
(×—Ö·×™Ö¼Ö´×™×) Hebrew name derived from the word chayyim, CHAYYIM means "life."
Boy/Male
Indian
Majestic
Boy/Male
Hindu, Indian, Tamil
Happiness
Boy/Male
American, British, English, Scandinavian
Farmer
Girl/Female
African, Arabic, Bengali, German, Ghana, Hebrew, Hindu, Indian, Italian, Japanese, Kannada, Latin, Malayalam, Marathi, Muslim, Parsi, Portuguese, Punjabi, Sanskrit, Sikh, Sindhi, Telugu
Supernatural Power; Love; Alike; Similar; Name of a God; Affection; Psychic Gifts
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
REFLECTION COEFFICIENT
a.
Throwing back images; as, a reflective mirror.
n.
Election beforehand.
a.
The act of choosing; choice; selection.
n.
See Reflection.
n.
The variation of words by declension, comparison, or conjugation; inflection.
n.
The return of rays, beams, sound, or the like, from a surface. See Angle of reflection, below.
n.
A deviation of the rays of light toward the surface of an opaque body; inflection; diffraction.
n.
Want of reflection.
a.
Capable of exercising thought or judgment; as, reflective reason.
n.
The act of reflecting, or turning or sending back, or the state of being reflected.
a.
Addicted to introspective or meditative habits; as, a reflective person.
n.
That which is produced by reflection.
n.
A reflecting telescope.
n.
A slide, modulation, or accent of the voice; as, the rising and the falling inflection.
n.
A part reflected, or turned back, at an angle; as, the reflection of a membrane.
n.
Election a second time, or anew; as, the reelection of a former chief.
a.
Given to reflection or serious consideration; reflective; contemplative; as, a reflecting mind.
a.
Capable of, or pertaining to, flection or inflection.
n.
A device for reflecting sound.
n.
An image given back from a reflecting surface; a reflected counterpart.