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Physical coefficient is an important number that characterizes some physical property of a technical or scientific object under specified conditions. A
Physical_coefficient
The wear coefficient is a physical coefficient used to measure, characterize and correlate the wear of materials. Traditionally, the wear of materials
Wear_coefficient
Numerical measure of a statistical relationship between variables
A correlation coefficient is a numerical measure of some type of linear correlation, meaning a linear function between two variables. The variables may
Correlation_coefficient
Tendency of matter to change volume in response to a change in temperature
alloys with a very small linear expansion coefficient, used in applications that demand very small changes in physical dimension over a range of temperatures
Thermal_expansion
Gas law regarding proportionality of dissolved gas
In physical chemistry, Henry's law is a gas law that states that the amount of dissolved gas in a liquid is directly proportional at equilibrium to its
Henry's_law
Ratio of concentrations in a mixture at equilibrium
In the physical sciences, a partition coefficient (P) or distribution coefficient (D) is the ratio of concentrations of a compound in a mixture of two
Partition_coefficient
Measure of inequality of a statistical distribution
In economics, the Gini coefficient (/ˈdʒiːni/ JEE-nee), also known as the Gini index or Gini ratio, is a measure of statistical dispersion intended to
Gini_coefficient
Measure of voltage induced by change of temperature
The Seebeck coefficient (also known as thermopower, thermoelectric power, and thermoelectric sensitivity) of a material is a measure of the magnitude
Seebeck_coefficient
Measure of linear correlation
statistics, the Pearson correlation coefficient (PCC), also known as Pearson's r, the Pearson product-moment correlation coefficient (PPMCC), or simply the unqualified
Pearson correlation coefficient
Pearson_correlation_coefficient
Light or sound absorption in a substance
The linear attenuation coefficient, attenuation coefficient, or narrow-beam attenuation coefficient characterizes how easily a volume of material can be
Attenuation_coefficient
Force resisting sliding motion
pavement has a high coefficient of friction. Coefficients of friction range from near zero to greater than one. The coefficient of friction between two
Friction
Phenomenon of non-ideal fluids changing temperature
Under such conditions, the Joule–Thomson coefficient is negative, as seen in the figure above. The physical mechanism associated with the Joule–Thomson
Joule–Thomson_effect
Physical measure of overcoming air resistance
In ballistics, the ballistic coefficient (BC, Cb) of a body is a measure of its ability to overcome air resistance in flight. It is inversely proportional
Ballistic_coefficient
Proportionality constant in some physical laws
Diffusivity, mass diffusivity or diffusion coefficient is usually written as the proportionality constant between the molar flux due to molecular diffusion
Mass_diffusivity
Estimate of velocity in open channel flows
2808399 ft)1/3/s = 1.4859 (ft1/3)/s) Note: the Strickler coefficient is the reciprocal of Manning coefficient: Ks=1/n, having dimension of L1/3/T and units of
Manning_formula
Differential equation parameter in thermal physics
A temperature coefficient describes the relative change of a physical property that is associated with a given change in temperature. For a property R
Temperature_coefficient
Universal and unchanging physical quantity
discussed here, should not be confused with empirical constants, which are coefficients or parameters assumed to be constant in a given context without being
Physical_constant
Topics referred to by the same term
correlation coefficient (Pearson's r) is a measure of the linear correlation (dependence) between two variables. In physics, a physical coefficient is an important
Coefficient_(disambiguation)
Measure of how connected and clustered a node is in its graph
In graph theory, a clustering coefficient is a measure of the degree to which nodes in a graph tend to cluster together. Evidence suggests that in most
Clustering_coefficient
Concept in physics and chemistry
The transmission coefficient is used in physics and electrical engineering when wave propagation in a medium containing discontinuities is considered
Transmission_coefficient
Ratio characterising inelastic collisions
In classical mechanics, the coefficient of restitution (COR, also denoted by e), is a measure of the springiness of collisions between two surfaces. Newton's
Coefficient_of_restitution
Value accounting for thermodynamic non-ideality of mixtures
In thermodynamics, an activity coefficient is a factor used to account for deviation of a mixture of chemical substances from ideal behaviour. In an ideal
Activity_coefficient
Force resisting the motion when a body rolls on a surface
expressed as a coefficient times the normal force. This coefficient of rolling resistance is generally much smaller than the coefficient of sliding friction
Rolling_resistance
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
Direct conversion of temperature differences to electric voltage and vice versa
effect (the Seebeck coefficient varies with temperature). The Seebeck and Peltier effects are different manifestations of the same physical process; textbooks
Thermoelectric_effect
Physical law relating heat loss to temperature difference
\Delta T(t)} . The heat transfer coefficient h depends upon physical properties of the fluid and the physical situation in which convection occurs
Newton's_law_of_cooling
Damaging, gradual removal or deformation of material at solid surfaces
wear law is the classic wear prediction model. The wear coefficient is a physical coefficient used to measure, characterize and correlate the wear of
Wear
Measure of lipophilicity and hydrophilicity
The n-octanol-water partition coefficient, Kow is a partition coefficient for the two-phase system consisting of n-octanol and water. Kow is also frequently
Octanol-water partition coefficient
Octanol-water_partition_coefficient
Scientific law describing absorption of light
{\displaystyle A=\varepsilon cl} where A is the absorbance ε is the absorption coefficient c is the concentration of the absorbing substance l is the path length
Beer–Lambert_law
coupling coefficient". Medcyclopaedia. GE.{{cite web}}: CS1 maint: deprecated archival service (link) Vilnius University, Laboratory of Physical Acoustics
Electromechanical coupling coefficient
Electromechanical_coupling_coefficient
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
Statistical modeling method
explanatory variable with a slope coefficient. A multiple regression e right hand side, each with its own slope coefficient Rencher, Alvin C.; Christensen
Linear_regression
Physics applied to chemical systems
and which provides links between properties like the thermal expansion coefficient and rate of change of entropy with pressure for a gas or a liquid. It
Physical_chemistry
Pyroelectricity Seebeck coefficient Curie temperature Diamagnetism Hall coefficient Hysteresis Magnetostriction Magnetocaloric coefficient Magnetothermoelectric
List_of_materials_properties
Property of materials
The mass attenuation coefficient, or mass narrow beam attenuation coefficient of a material is the attenuation coefficient normalized by the density of
Mass_attenuation_coefficient
Method of coating solid surfaces with thin films
Physical vapor deposition (PVD), sometimes called physical vapor transport (PVT), describes a variety of vacuum deposition methods which can be used to
Physical_vapor_deposition
Angle between the chord of a wing and the undisturbed airflow
axis where, by definition, zero angle of attack corresponds to zero coefficient of lift. Some British authors have used the term angle of incidence instead
Angle_of_attack
Adage that work expands to fill its available time
rule about the efficiency of administrative councils. He defined a "coefficient of inefficiency" with the number of members as the main determining variable
Parkinson's_law
Effective partial pressure
pressure and fugacity are related through the dimensionless fugacity coefficient φ = f P . {\displaystyle \varphi ={\frac {f}{P}}.} For an ideal gas,
Fugacity
Alloy of copper and nickel
Edward Weston discovered that metals can have a negative temperature coefficient of resistance, inventing what he called his "Alloy No. 2." It was produced
Constantan
This is a list of common physical constants and variables, and their notations. Note that bold text indicates that the quantity is a vector. List of letters
List of common physics notations
List_of_common_physics_notations
Psychological behavior
uncontrollable show a variety of symptoms that threaten their mental and physical well-being. They experience stress, they often show disruption of emotions
Learned_helplessness
Quantities describing probability of absorption or emission of light
Einstein coefficients are quantities describing the probability of absorption or emission of a photon by an atom or molecule. The Einstein A coefficients are
Einstein_coefficients
The thermo-optic coefficient of a material is the change in refractive index with the response to temperature. The coefficient is a fundamental optical
Thermo-optic_coefficient
Electromagnetic effect in physics
Clerk Maxwell, becoming a critical confirmation of that theory. The Hall coefficient is defined as the ratio of the induced electric field to the product
Hall_effect
Dimensionless parameter
The coupling coefficient of resonators is a dimensionless value that characterizes interaction of two resonators. Coupling coefficients are used in resonator
Coupling coefficient of resonators
Coupling_coefficient_of_resonators
Frequencies of light emitted by atoms or chemical compounds
coefficient is a coefficient in the power output per unit time of an electromagnetic source, a calculated value in physics. The emission coefficient of
Emission_spectrum
Two related parameters used in description of the kinetics of electrochemical reactions
Charge transfer coefficient, and symmetry factor (symbols α and β, respectively) are two related parameters used in description of the kinetics of electrochemical
Charge_transfer_coefficient
Resistance of a fluid to shear deformation
"On the Coefficient of Viscous Traction and Its Relation to that of Viscosity". Proceedings of the Royal Society A: Mathematical, Physical and Engineering
Viscosity
Measure of change in amplitude and phase of a wave
"secondary coefficients", the term secondary being used to contrast to the primary line coefficients. The primary coefficients are the physical properties
Propagation_constant
Statistic measuring inter-rater agreement for categorical items
Cohen's kappa coefficient (symbol κ, lowercase Greek kappa) is a statistic used to measure inter-rater reliability for qualitative or categorical data
Cohen's_kappa
Method to compare weigh classes in Olympic weightlifting
The Sinclair Coefficients are a method to compare different weight classes in Olympic weightlifting. It replaced Hoffman's formula, which was the first
Sinclair_coefficient
Quantity characterizing the deviation of a solvent from ideal behavior
An osmotic coefficient ϕ {\displaystyle \phi } is a quantity which characterises the deviation of a solvent from ideal behaviour, referenced to Raoult's
Osmotic_coefficient
The shear stress exerted by the wind on the surface of large bodies of water
dimensionless wind drag coefficient which is a repository function for all remaining dependencies. An often used value for the drag coefficient is C D = 0.0015
Wind_stress
Change in optical properties of a material due to stress
_{1}-\sigma _{2})} where Δ is the induced retardation, C is the stress-optic coefficient, t is the specimen thickness, λ is the vacuum wavelength, and σ1 and
Photoelasticity
When an object takes in energy from sound waves instead of reflecting them
calculate the random-incidence absorption coefficient. This method yields the practical sound absorption coefficient, which may exceed 1.0 due to edge diffraction
Absorption_(acoustics)
Property of electrical conductors
coined by Oliver Heaviside in May 1884, as a convenient way to refer to "coefficient of self-induction". It is customary to use the symbol L {\displaystyle
Inductance
Seventeenth letter of the Greek alphabet
position and nature of the substituents of the benzene ring. Correlation coefficient in meteorology (ρhv) In mathematics to represent: A length coordinate
Rho
Electress of Bavaria from 1685 to 1692
which 700,000 people died in 13 years. Maria Antonia had the highest coefficient of inbreeding in the House of Habsburg; her father was her mother's maternal
Maria_Antonia_of_Austria
Strong permanent magnet made from an alloy of a rare-earth element and cobalt
These samarium–cobalt magnets generally have a reversible temperature coefficient of -0.05%/°C. Saturation magnetization can be achieved with a moderate
Samarium–cobalt_magnet
Law of Ostwald for dissociation of electrolytes
Osmotic coefficient Activity coefficient Ion transport number Ion association Molar conductivity Laidler, Keith J.; Meiser, John H. (1982). Physical Chemistry
Law_of_dilution
Coefficients coupled with angular momentum
to Clebsch–Gordan coefficients for the purpose of adding angular momenta. While the two approaches address exactly the same physical problem, the 3-j symbols
3-j_symbol
Negative Thermal Expansion Alloy
is a titanium-based metal alloy[clarification needed] with a negative coefficient of thermal expansion (CTE), causing it to contract when heated and expand
ALLVAR_Alloy_30
Measure of dependence between two variables
real-valued random variables and linear dependence like the correlation coefficient, MI is more general and determines how different the joint distribution
Mutual_information
In graph theory, the meshedness coefficient is a graph invariant of planar graphs that measures the number of bounded faces of the graph, as a fraction
Meshedness_coefficient
Dimensionless number that quantifies the strength of the electromagnetic interaction
constant, commonly denoted by α (the Greek letter alpha), is a fundamental physical constant that quantifies the strength of the electromagnetic interaction
Fine-structure_constant
Force used to generate motion between a body and a tangential surface
tractive force to the normal force and is termed the coefficient of traction (similar to coefficient of friction). It is the force which makes an object
Traction_(mechanics)
Physical process by which matter takes up a photon's energy and stores it
"absorption coefficient")[citation needed] The Molar attenuation coefficient (also called "molar absorptivity"), which is the absorption coefficient divided
Absorption (electromagnetic radiation)
Absorption_(electromagnetic_radiation)
Thermodynamic model
introduced the concept of the activity coefficient, the model could be used to derive an expression for the activity coefficients γ i {\displaystyle \gamma _{i}}
Margules_activity_model
Equation relating transport coefficients to correlation functions
Ryogo Kubo 1957) give the exact mathematical expression for a transport coefficient γ {\displaystyle \gamma } in terms of the integral of the equilibrium
Green–Kubo_relations
Mathematical descriptions of molecular diffusion
largely experimental results. They can be used to solve for the diffusion coefficient, D. Fick's first law can be used to derive his second law, which in turn
Fick's_laws_of_diffusion
Measure of the effective concentration of a species in a mixture
Although at low ionic strength (< 0.1 M) the activity coefficient approaches unity, this coefficient can actually increase with ionic strength in a high
Thermodynamic_activity
Retraction of a fluid from a surface it was forced to cover
placed on a solid substrate with ambient gas, is the so-called spreading coefficient S: S = γ SG − γ SL − γ LG {\displaystyle S\ =\gamma _{\text{SG}}-\gamma
Dewetting
have a lower clustering coefficient. Moreover, while the Barabási-Albert model predicts a decreasing average clustering coefficient as the number of nodes
Hierarchical_network_model
Logarithm of ratio of incident to transmitted radiant power through a sample
_{a}} , separating it into a scattering coefficient μ s {\displaystyle \mu _{s}} and an absorption coefficient μ a {\displaystyle \mu _{a}} , obtaining
Absorbance
Thermodynamic extension of Debye–Hückel theory
the osmotic coefficient, mixed ion activity coefficients, and salt solubility. They can be used to calculate mixed ion activity coefficients and water activities
Pitzer_equations
Coefficients (RPCs) provide a compact representation of a ground-to-image geometry, allowing photogrammetric processing without requiring a physical camera
Rational polynomial coefficient
Rational_polynomial_coefficient
Strongest type of permanent magnet from an alloy of neodymium, iron and boron
lacquer protective coatings, are also in use. Neodymium has a negative coefficient, meaning the coercivity along with the magnetic energy density (BHmax)
Neodymium_magnet
Electric current generation from light
sheet; they are the following: – β Coefficient of variation of VOC with respect to T, given by ∂VOC/∂T. – α Coefficient of variation of ISC with respect
Photovoltaic_effect
Diffusion coefficient of a diffusant along a grain boundary
boundary diffusion coefficient is the diffusion coefficient of a diffusant along a grain boundary in a polycrystalline solid. It is a physical constant denoted
Grain boundary diffusion coefficient
Grain_boundary_diffusion_coefficient
Equation on water flow in pipes
Stewart Williams. The Hazen–Williams equation has the advantage that the coefficient C is not a function of the Reynolds number, but it has the disadvantage
Hazen–Williams_equation
Measure of solute effect
when a solution is dilute. This quantity can be related to the osmotic coefficient g by the relation: i = n g {\displaystyle i=ng} . Colligative properties
Van_'t_Hoff_factor
Metal alloy
archived from the original on 2012-02-10, retrieved 2008-03-01 [2]Zinc alloy physical characteristics, archived from the original on 2012-02-10, retrieved 2008-03-01
Zamak
History of research by Augustin-Jean Fresnel
areas of physical optics, including to diffraction, polarization, and double refraction. The appreciation of Fresnel's reconstruction of physical optics
Fresnel's_physical_optics
Empirical relationship between refractive index and wavelength
wavelength, and Bi and Ci are experimentally determined Sellmeier coefficients. These coefficients are usually quoted for λ in micrometres. Note that this λ is
Sellmeier_equation
Temperature for heat exchange
h_{c}} = convective heat transfer coefficient h r {\displaystyle h_{r}} = linear radiative heat transfer coefficient t a {\displaystyle t_{a}} = air temperature
Operative_temperature
Heat transfer due to the movement of fluid
constant of proportionality is the heat transfer coefficient. The law applies when the coefficient is independent, or relatively independent, of the
Convection_(heat_transfer)
Symbolic representation of a chemical reaction
formula, optionally preceded by a number called stoichiometric coefficient. The coefficient specifies how many entities (e.g. molecules) of that substance
Chemical_equation
Equation in fluid dynamics
Darcy–Weisbach friction factor, friction factor, resistance coefficient, or flow coefficient. The Darcy-Weisbach equation, combined with the Moody chart
Darcy–Weisbach_equation
Statistical measure of association between variables
In statistics, the maximal information coefficient (MIC) is a measure of the strength of the linear or non-linear association between two variables X
Maximal information coefficient
Maximal_information_coefficient
Device for measuring or restricting fluid flow
plate, the flow rate can be obtained from Bernoulli's equation using coefficients established from extensive research. In general, the mass flow rate q
Orifice_plate
Topics referred to by the same term
LogP may refer to: the logarithm of the partition coefficient, in the physical sciences LogP machine, a model for parallel computation This disambiguation
LogP
Formula that provides the solutions to a quadratic equation
ax^{2}+bx+c=0} , with x {\displaystyle x} representing an unknown, and coefficients a {\displaystyle a} , b {\displaystyle b} , and c {\displaystyle
Quadratic_formula
Chemical process
value of constant KN depends on temperature and is called partition coefficient. This equation is valid if concentrations are not too large and if the
Absorption_(chemistry)
Investigations into the Chernobyl nuclear accident
The reactor had a dangerously large positive void coefficient of reactivity. The void coefficient is a measurement of how a reactor responds to increased
Investigations into the Chernobyl disaster
Investigations_into_the_Chernobyl_disaster
Gradual loss of flux intensity through a medium
media, the main physical properties contributing to sound attenuation are viscosity and thermal conductivity. Attenuation coefficients are used to quantify
Attenuation
Statistical property quantifying how much a collection of data is spread out
These include: Coefficient of variation Quartile coefficient of dispersion Relative mean difference, equal to twice the Gini coefficient Entropy: While
Statistical_dispersion
Representation of angular momentum tensor product states important to physics
In mathematical physics, Clebsch–Gordan coefficients are the expansion coefficients of total angular momentum eigenstates in an uncoupled tensor product
Clebsch–Gordan coefficients for SU(3)
Clebsch–Gordan_coefficients_for_SU(3)
Copper-based alloy
particularly ammeter shunts, because of its virtually zero temperature coefficient of resistance value and long term stability. Several Manganin resistors
Manganin
Mathematical rule
the coefficients that arise when decomposing a product of two Schur functions as a linear combination of other Schur functions. These coefficients are
Littlewood–Richardson_rule
PHYSICAL COEFFICIENT
PHYSICAL COEFFICIENT
Boy/Male
Arabic
Physician
Boy/Male
Biblical American Hebrew
Physician; cure.
Boy/Male
Indian, Sanskrit
Medicine; Healer; Physician
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sanskrit, Sindhi, Telugu
An Ancient Physician
Boy/Male
Tamil
Physical bonding
Boy/Male
Arabic, Muslim
An Ancient Physician
Biblical
Raphu, relaxation; physic; comfort
Boy/Male
Hindu, Indian, Malayalam
Outer; Body; Physical; Ambition; Power; Progress; Career; Success
Boy/Male
Gujarati, Hindu, Indian, Jain, Telugu
Natural; Physical; Radiant; Pearl; Another Name for Shiva
Boy/Male
Arthurian Legend
A physician.
Boy/Male
Arabic
Wise; Healer; Physician; Ruler; Sovereign
Boy/Male
Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Physical Bonding
Boy/Male
Tamil
An ancient physician
Surname or Lastname
English
English : from a nickname for a physician.
Biblical
physician; cure
Girl/Female
Biblical
Relaxation, physic, comfort.
Girl/Female
Arabic, Muslim
Sage; Philosopher; Physician; Doctor
Girl/Female
Biblical
Relaxation, physic, comfort.
Boy/Male
Muslim
An ancient physician
Boy/Male
Biblical
The physic or medicine of God.
PHYSICAL COEFFICIENT
PHYSICAL COEFFICIENT
Boy/Male
Arabic, Muslim
Victories; Conquests; Plural of Fatah
Boy/Male
Indian, Telugu
Lord Vishnu; Lucky
Male
Hebrew
(×™ï‹×¢Ö¸×©×) Hebrew name YOW'ASH means "Jehovah hastens." In the bible, this is the name of a Benjamite and the name of an officer in David's court. Joash is the Anglicized form.
Girl/Female
Australian, Welsh
Comely Maiden
Male
Egyptian
, Roman emperor Verus.
Girl/Female
Hindu, Indian
Doll
Female
English
Variant spelling of English Hayley, HALLIE means "hay field."
Girl/Female
Latin
The best.
Girl/Female
Indian
Good, One having a very clean character
Surname or Lastname
English
English : variant of Game.English : from Anglo-Norman French gambon ‘ham’, a diminutive of gambe, Norman-Picard form of Old French jambe ‘leg’ (Late Latin gamba), hence probably a nickname for someone with some peculiarity of the legs or gait.
PHYSICAL COEFFICIENT
PHYSICAL COEFFICIENT
PHYSICAL COEFFICIENT
PHYSICAL COEFFICIENT
PHYSICAL COEFFICIENT
adv.
In a physical manner; according to the laws of nature or physics; by physical force; not morally.
imp. & p. p.
of Physic
n.
A physician.
a.
Of or pertaining to nature (as including all created existences); in accordance with the laws of nature; also, of or relating to natural or material things, or to the bodily structure, as opposed to things mental, moral, spiritual, or imaginary; material; natural; as, armies and navies are the physical force of a nation; the body is the physical part of man.
n.
A yielding to physical force.
n.
A person skilled in physic, or the art of healing; one duty authorized to prescribe remedies for, and treat, diseases; a doctor of medicine.
v. t.
Resort to physical means; recourse.
n.
physical examination.
n.
Exertion of strength or faculties; physical or intellectual effort directed to an end; industrial activity; toil; employment; sometimes, specifically, physically labor.
a.
Above or beyond physics; not explainable by physical laws.
v. t.
To treat with physic or medicine; to administer medicine to, esp. a cathartic; to operate on as a cathartic; to purge.
v. i.
Wanting physical strength.
n.
Theology or divinity illustrated or enforced by physics or natural philosophy.
n.
Hence, figuratively, one who ministers to moral diseases; as, a physician of the soul.
a.
Of or pertaining to physics, or natural philosophy; treating of, or relating to, the causes and connections of natural phenomena; as, physical science; physical laws.
n.
Physical force.
a.
Perceptible through a bodily or material organization; cognizable by the senses; external; as, the physical, opposed to chemical, characters of a mineral.
a.
Of or pertaining to physic, or the art of medicine; medicinal; curative; healing; also, cathartic; purgative.
v. t.
Physical ill treatment; injury.