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CGS unit of electric dipole moment
The debye (/dɪˈbaɪ/ dib-EYE, Dutch: [dəˈbɛiə]; symbol: D) is a CGS unit (a non-SI metric unit) of electric dipole moment named in honour of the physicist
Debye
Topics referred to by the same term
debye or Debye in Wiktionary, the free dictionary. The debye (symbol: D) is a unit of electric dipole moment named after physicist Peter J. W. Debye Debye
Debye_(disambiguation)
Method in physics
In thermodynamics and solid-state physics, the Debye model is a method developed by Peter Debye in 1912 to estimate phonon contribution to the specific
Debye_model
Measure of electrostatic effect and how far it persists
In plasmas and electrolytes, the Debye length λ D {\displaystyle \lambda _{\text{D}}} (Debye radius or Debye–Hückel screening length), is a measure of
Debye_length
Dutch-American physical chemist (1884–1966)
Peter Joseph William Debye (/dɪˈbaɪ/ dib-EYE; born Petrus Josephus Wilhelmus Debije, Dutch: [ˈpeːtrʏz dəˈbɛiə]; March 24, 1884 – November 2, 1966) was
Peter_Debye
Model describing the departures from ideality in solutions of electrolytes and plasmas
The Debye–Hückel theory was proposed by Peter Debye and Erich Hückel as a theoretical explanation for departures from ideality in solutions of electrolytes
Debye–Hückel_theory
P. J. W. Debye. Debye – a unit of electric dipole moment Debye–Falkenhagen effect Debye–Hückel equation Debye–Hückel limiting law, see Debye–Hückel equation
List of things named after Peter Debye
List_of_things_named_after_Peter_Debye
Plasma layer with a positive charge
The Debye sheath (also electrostatic sheath) is a layer in a plasma which has a greater density of positive ions, and hence an overall excess positive
Debye_sheath
Electrically insulating substance able to be polarised by an applied electric field
pp. 231–232, 348–349. Debye, P. (1913), Ver. Deut. Phys. Gesell. 15, 777; reprinted 1954 in collected papers of Peter J.W. Debye. Interscience, New York
Dielectric
Damping of electric fields
electric-field screening is also called Debye screening or shielding. It manifests itself on macroscopic scales by a sheath (Debye sheath) next to a material with
Electric-field_screening
Electrochemical effect
applied voltage has a very high frequency is known as Debye–Falkenhagen effect, named after Peter Debye and Hans Falkenhagen who published about it 1928.
Debye–Falkenhagen_effect
Mathematical function
In mathematics, the family of Debye functions is defined by D n ( x ) = n x n ∫ 0 x t n e t − 1 d t . {\displaystyle D_{n}(x)={\frac {n}{x^{n}}}\int _{0}^{x}{\frac
Debye_function
Molecular interface between a surface and a fluid
and electroosmotic flow. The characteristic thickness of the DL is the Debye length, κ−1. It is reciprocally proportional to the square root of the ion
Double layer (surface science)
Double_layer_(surface_science)
Model of a crystalline solid
oscillators of the same frequency. The independence assumption is relaxed in the Debye model. While the model provides qualitative agreement with experimental
Einstein_solid
Force of attraction or repulsion between molecules and neighboring particles
force Cation–π, σ–π and π–π bonding Van der Waals forces – Keesom force, Debye force, and London dispersion force Cation–cation bonding Salt bridge (protein
Intermolecular_force
Scattering of an electromagnetic plane wave by a sphere
Maxwell's equations (also known as the Lorenz–Mie solution, the Lorenz–Mie–Debye solution or Mie scattering) describes the scattering of an electromagnetic
Mie_scattering
Rayleigh–Gans approximation, also known as Rayleigh–Gans–Debye approximation and Rayleigh–Gans–Born approximation, is an approximate solution to light
Rayleigh–Gans_approximation
Norwegian-American physical chemist and theoretical physicist (1903-1976)
Peter Debye was teaching, and confronted Debye, telling him his theory was wrong. He impressed Debye so much that he was invited to become Debye's assistant
Lars_Onsager
German-born theoretical physicist (1879–1955)
mechanics could solve the specific heat problem in classical mechanics. Peter Debye refined this model. In 1924, Einstein received a description of a statistical
Albert_Einstein
Technique in physical chemistry
be neglected (P(θ)→1). Therefore, the Zimm equation is simplified to the Debye equation, as follows: K c Δ R ( θ , c ) = 1 M w + 2 A 2 c {\displaystyle
Static_light_scattering
German physical chemist and physicist (1896–1980)
soon became an assistant to Peter Debye at Zürich. It was there that he and Debye developed their theory (the Debye–Hückel theory, in 1923) of electrolytic
Erich_Hückel
The Peter Debye Award in Physical Chemistry is awarded annually by the American Chemical Society "to encourage and reward outstanding research in physical
Peter_Debye_Award
Function in thermodynamics and statistical physics
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Partition function (statistical mechanics)
Partition_function_(statistical_mechanics)
Scientific method to study solutions, gels, and other polymeric systems
of the structure can be carried out explicitly and result in a sort of Debye function: S D ( k → ) = 2 ( k R g ) 4 [ ( k R g ) 2 − 1 + e − ( k R g )
Polymer_scattering
Measure of a substance's ability to resist or conduct electric current
the Debye length there can be charge imbalance. In the special case that double layers are formed, the charge separation can extend some tens of Debye lengths
Electrical resistivity and conductivity
Electrical_resistivity_and_conductivity
Diffraction grating produced by interfering ultrasonic waves
\theta } where ν {\displaystyle \nu } is the frequency of the wave. The Debye–Sears method determines the wavelength of monochromatic light using an acoustic
Ultrasonic_grating
Relaxation model
When α = 0 {\displaystyle \alpha =0} , the Cole-Cole model reduces to the Debye model. When α > 0 {\displaystyle \alpha >0} , the relaxation is stretched
Cole–Cole_equation
Measure of the ability of a solution containing electrolytes to conduct electricity
Onsager gave a theoretical explanation of Kohlrausch's law by extending Debye–Hückel theory. Conductivity of low- and non-polar solutions is very low
Conductivity_(electrolytic)
Theorem on magnetism
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Bohr–Van_Leeuwen_theorem
Theoretical model for aggregation and stability of aqueous dispersions
Peter Debye and Erich Hückel reported the first successful theory for the distribution of charges in ionic solutions. The framework of linearized Debye–Hückel
DLVO_theory
Concept in crystallography
The Debye–Waller factor (DWF), named after Peter Debye and Ivar Waller, is used in condensed matter physics to describe the attenuation of x-ray scattering
Debye–Waller_factor
Empirical extension of Debye–Hückel theory
The Davies equation is an empirical extension of Debye–Hückel theory which can be used to calculate activity coefficients of electrolyte solutions at
Davies_equation
Peter Debye, who applied Albert Einstein's theory of translational Brownian motion to the rotation of molecules having permanent electric dipoles. Debye ignored
Rotational_Brownian_motion
Unit of electric quadrupole moment
10−26 statcoulomb-square centimetre. This is equivalent to 1 debye-angstrom, where 1 debye = 10−18 statcoulomb-centimetre is the CGS unit of molecular
Buckingham_(unit)
Debye sphere (a sphere of radius the Debye length). This definition of the plasma parameter is more frequently (and appropriately) called the Debye number
Plasma_parameter
State of matter
plasma parameter Λ, representing the number of charge carriers within the Debye sphere is much higher than unity. It can be readily shown that this criterion
Plasma_(physics)
Quantification of the electrical interactions between ions in solution
colloids and other heterogeneous systems. That is, the Debye length, which is the inverse of the Debye parameter (κ), is inversely proportional to the square
Ionic_strength
States of matter for water as a solid
range) 1.1 GPa (formation from liquid water) 1.31 g/cm3 Tetragonal Exhibits Debye relaxation. Ice VII 1937 355 K (82 °C) (formation from ice VI) 2.2 GPa (formation
Phases_of_ice
Ensemble of states at constant pressure
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Isothermal–isobaric_ensemble
Intensive quantity, heat capacity per amount of substance
in metals. These are not degrees of freedom treated in the Einstein or Debye theories. Since the bulk density of a solid chemical element is strongly
Molar_heat_capacity
Behaviour of metals at low temperatures
scattering of conduction electrons by lattice vibrations (phonons) below Debye temperature. The theory was initially put forward by Felix Bloch in 1930
Bloch–Grüneisen_law
typically water. This force acts over distances that are comparable to the Debye length, which is on the order of one to a few tenths of nanometers. The
Double_layer_forces
German theoretical physicist (1868–1951)
Sommerfeld's doctoral students, Werner Heisenberg, Wolfgang Pauli, Peter Debye and Hans Bethe, went on to win Nobel Prizes, while others, most notably
Arnold_Sommerfeld
Interactions between groups of atoms that do not arise from chemical bonds
the London dispersion forces between "instantaneously induced dipoles", Debye forces between permanent dipoles and induced dipoles, and the Keesom force
Van_der_Waals_force
Dutch writer, scientist and entrepreneur (born 1969)
Peter Debye, whom Einstein believed to be serving the Third Reich more than he considered ethically correct. Rispens cited a memo written by Debye during
Sybe_I._Rispens
American physicist (1898–1975)
In 1932 he collaborated with Peter Debye, who was then visiting MIT, in the discovery of what is now called the Debye–Sears effect, the diffraction of light
Francis_Sears
Electric charges present on the surface of a solid
{\displaystyle x} , and λ D {\displaystyle \lambda _{D}} is defined as the Debye length. Which leads to the simple expression: σ = ε ε 0 ψ 0 λ D {\displaystyle
Surface_charge
Belgium academic gatherings since 1911
Jules-Émile Verschaffelt, Hendrik Kramers (scientific committee – absent) Peter Debye, Abram Fedorovich Ioffé, Albert Einstein, Frédéric Joliot-Curie (speakers)
Solvay_Conference
Measure of positive and negative charges
The SI unit for electric dipole moment is the coulomb-metre (C⋅m). The debye (D) is a CGS unit of measurement used in atomic physics and chemistry. Theoretically
Electric_dipole_moment
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Sznajd_model
Canadian-born American chemist and Nobel laureate
in 1984-1985, the Centenary Prize, the Willard Gibbs Award and the Peter Debye Award in 1988, the National Medal of Science in 1989, Ohio State's William
Rudolph_A._Marcus
Motion of charged particles in electric field
limitations on its validity. For instance, it does not include Debye length κ−1 (units m). However, Debye length must be important for electrophoresis, as follows
Electrophoresis
Mathematical model of ferromagnetism in statistical mechanics
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Ising_model
Model in electromagnetism
relaxation is an empirical modification of the Debye relaxation model in electromagnetism. Unlike the Debye model, the Havriliak–Negami relaxation accounts
Havriliak–Negami_relaxation
Theorem in quantum mechanics
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Spin–statistics_theorem
Dutch condensed matter physicist
is a Dutch condensed matter physicist. She works as a professor at the Debye Institute for Nanomaterials Science at Utrecht University, in the Soft Condensed
Marjolein_Dijkstra
Symmetry breaking through the vacuum state
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Spontaneous_symmetry_breaking
Topics referred to by the same term
Double layer may refer to: Double layer (biospecific), the surface where two different phases of matter are in contact Double layer (plasma physics), a
Double_layer
Statistical description for the behavior of fermions
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Fermi–Dirac_statistics
American theoretical chemist
Institute of Technology Awards Feynman Prize in Nanotechnology (2008) Peter Debye Award (2010) Irving Langmuir Award (2016) Scientific career Fields reaction
George_C._Schatz
Statistical mechanics theorem relating non-equilibrium work to free energy differences
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Crooks_fluctuation_theorem
Nobel prize winning American chemical physicist (born 1953)
American Physical Society, 2009; Pittsburgh Spectroscopy Award, 2012; Peter Debye Award in Physical Chemistry, American Chemical Society, 2013; the Engineering
William_E._Moerner
Empirical thermodynamic law
observed decrease of the heat capacity at low temperatures in diamond. Peter Debye followed in 1912 with a new model based on Max Planck's photon gas, where
Dulong–Petit_law
Public university in Aachen, Germany
Nobel laureate Peter Debye received a degree in electrical engineering from RWTH Aachen and is known for the Debye model and Debye relaxation. Paul Deurenberg
RWTH_Aachen_University
Understanding of gas properties in terms of molecular motion
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Kinetic_theory_of_gases
Swiss physicist (1890–1969)
while still working on his dissertation, he and his tutor, Peter Debye, developed the "Debye–Scherrer powder method", a procedure using X-rays for the structural
Paul_Scherrer
Thermodynamic extension of Debye–Hückel theory
and water activities in solutions of high ionic strength for which the Debye–Hückel theory is no longer adequate. They are more rigorous than the equations
Pitzer_equations
Heat required to raise the temperature of a given unit of mass of a substance
characteristic Einstein temperatures or Debye temperatures can be made by the methods of Einstein and Debye discussed below. However, attention should
Specific_heat_capacity
Temperature at which a solid turns liquid
{4\pi ^{2}m\nu ^{2}c^{2}a^{2}}{2k_{\rm {B}}}}.} From the expression for the Debye frequency for ν, T m = 2 π 2 m c 2 a 2 θ D 2 k B h 2 {\displaystyle T_{\rm
Melting_point
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
List of textbooks in thermodynamics and statistical mechanics
List_of_textbooks_in_thermodynamics_and_statistical_mechanics
Lunar impact crater
Debye is a lunar impact crater that is located in the northern hemisphere on the Moon's far side, as seen from the Earth. It lies to the south of the
Debye_(crater)
German physicist and electrochemist
1971) was a German physicist and electrochemist best known for eponymous Debye–Falkenhagen effect. 1955 he became a regular member of the German Academy
Hans_Falkenhagen
Physics of many interacting particles
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Statistical_mechanics
Bates–Guggenheim Convention refers to a conventional method based on the Debye–Hückel theory to determine pH standard values. Paul De Bièvre; Helmut Günzler
Bates–Guggenheim_Convention
Statistical-mechanical ensemble
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Isoenthalpic–isobaric ensemble
Isoenthalpic–isobaric_ensemble
Description of the behaviour of bosons
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Bose–Einstein_statistics
Magnetic property of ordinary materials
material Liquid crystal Polymer Scientists Van der Waals Onnes von Laue Bragg Debye Bloch Onsager Mott Peierls Landau Luttinger Anderson Van Vleck Hubbard Shockley
Diamagnetism
Device used to measure plasma
The beginning of Langmuir probe theory is the I–V characteristic of the Debye sheath, that is, the current density flowing to a surface in a plasma as
Langmuir_probe
Fluid which flows without losing kinetic energy
material Liquid crystal Polymer Scientists Van der Waals Onnes von Laue Bragg Debye Bloch Onsager Mott Peierls Landau Luttinger Anderson Van Vleck Hubbard Shockley
Superfluidity
American chemist (born 1955)
Herbert P. Broida Prize in 2013, the Bourke Award in 2018 and the Peter Debye Award in 2019. He is an Elected Fellow of the American Association for the
Daniel_Neumark
Measure of the electric polarizability of a dielectric material
called dielectric relaxation and for ideal dipoles is described by classic Debye relaxation. Second are the resonance effects, which arise from the rotations
Permittivity
American physical chemist (1942–2026)
Langmuir Award in Chemical Physics, the Willard J. Gibbs Award, the Peter Debye Award in Physical Chemistry, and honorary ScD degrees from Hebrew University
Mark_Ratner
Elementary particle or quantum of light
Einstein's later work searching for a more complete theory. In 1910, Peter Debye derived Planck's law of black-body radiation from a relatively simple assumption
Photon
Type of ion in aqueous solutions
CO2−3(aq) + Cu2+(aq) → CuCO3(s) Spectator ion concentration only affects the Debye length. In contrast, potential determining ions, whose concentrations affect
Spectator_ion
Microscopic theory of superconductivity
effect on the critical temperature, suggesting lattice interactions The Debye frequency of phonons in a lattice is proportional to the inverse of the
BCS_theory
Electricity-induced chemical reaction
achieved via deep-sub-Debye-length nanogap electrochemical cells. When the gap between cathode and anode are smaller than Debye-length (1 micron in pure
Electrolysis_of_water
American physicist
Chemical Engineers (AIChE), Materials Research Society (MRS) 2025 Peter Debye Award for Physical Chemistry, American Chemical Society 2025 Irving Langmuir
Sharon_Glotzer
Calculation involving electrolyte solutions
electrolyte solutions whose concentrations are above the range of validity of the Debye–Hückel equation. This equation, together with Specific ion interaction theory
Bromley_equation
Subatomic particle
can be made clear by the saying of my honored predecessor in office, Mr. Debye, [...] "One does best not to think about that at all, like the new taxes
Electron_neutrino
Polish-American physical chemist (1887–1975)
Fajans at the Bunsen Congress, Munich, 1928. Pictured with Peter Debye, Fritz London, Friedrich Hund, Alwin Mittasch, and Oskar von Miller
Kazimierz_Fajans
Electrokinetic potential in colloidal dispersions
Smoluchowski's theory is valid only for a sufficiently thin double layer, when the Debye length, 1 / κ {\displaystyle 1/\kappa } , is much smaller than the particle
Zeta_potential
Separation of electric charge in a molecule
practical on the molecular scale. Bond dipole moments are commonly measured in debyes, represented by the symbol D, which is obtained by measuring the charge
Chemical_polarity
Surname list
Variant spellings include De Bij, De Bije, De By, De Bye, DeBie, Debije and Debye. People with this name include: De Bie Adriaen de Bie (1593–1668), Flemish
De_Bie
Predecessor to modern quantum mechanics (1900–1925)
him to the attention of Walther Nernst. Einstein solid, followed by the Debye model in 1912, applied quantum principles to the motion of atoms, explaining
Old_quantum_theory
American theoretical chemist
(1997), the Spiers Medal of the Royal Society of Chemistry (1998), the Peter Debye Award in Physical Chemistry (2003), the Welch Award in Chemistry (2007)
William_Hughes_Miller
Particle together with excitations from other fields
In radiobiology, a dressed particle is a bare particle together with its Debye sphere that neutralizes its electric charge. Constituent quark Hopfield
Dressed_particle
Statistical ensemble of particles in thermodynamic equilibrium
Grand canonical NPH Isoenthalpic–isobaric NPT Isothermal–isobaric Models Debye Einstein Ising Potts Potentials Internal energy Enthalpy Helmholtz free
Grand_canonical_ensemble
Taiwanese chemist and Nobel Laureate
Fairchild Distinguished Scholar (1983); Harrison Howe Award (1983); Peter Debye Award (1986); National Medal of Science (1986); Golden Plate Award of the
Yuan_T._Lee
German physicist (1901–1976)
Sommerfeld: Heisenberg, who had received the Nobel Prize in Physics; Peter Debye, who had received the Nobel Prize in Chemistry in 1936; and Richard Becker
Werner_Heisenberg
German physicist and chemist (1895–1968)
Göttingen where she received her PhD in 1920 under the supervision of Peter Debye. Her dissertation was titled "Über ultrarote Absorption zweiatomiger Gase"
Hertha_Sponer
DEBYE
DEBYE
DEBYE
DEBYE
Girl/Female
American, Australian, British, Danish, Dutch, English, French, German, Greek, Latin
Defender of Mankind; Feminine Form of Alexander; Defending Men
Boy/Male
Indian
The firm one, The authoritative
Girl/Female
Indian
This was the name of An Arab poetess
Girl/Female
Tamil
Special person of all beings
Boy/Male
Hindu, Indian
Lord of Life
Surname or Lastname
Welsh
Welsh : variant of Eynon.English : metonymic occupational name for an onion grower or seller, from Old French oignon ‘onion’.
Surname or Lastname
English
English : variant of Hyslop.
Boy/Male
Hindu
The presence of divinity of each soul, I am him . every soul has a presence of God in it.god is within
Boy/Male
Arabic
Early Imam (Leader) of Islam
Boy/Male
Indian
A companion of the prophet (Saw)
DEBYE
DEBYE
DEBYE
DEBYE
DEBYE