- einstein frequency
- 爱因斯坦频率
English-Chinese dictionary of mechanical engineering (英汉机械工程大词典). 2013.
einstein frequency
Look at other dictionaries:
einstein — , Einstein unit (E) a unit of light energy concentration sometimes used in physical chemistry. One einstein (or Einstein unit) is the energy per mole of photons carried by a beam of monochromatic light. Suppose a beam of light (in vacuum)… … Dictionary of units of measurement
Einstein , Albert — (1879–1955) German–Swiss–American theoretical physicist Einstein was born at Ulm in Germany where his father was a manufacturer of electrical equipment. Business failure led his father to move the family first to Munich, where Einstein entered… … Scientists
Einstein (unit) — An einstein is a unit used in irradiance and in photochemistry. One einstein is defined as one mole of photons, regardless of their frequency. Therefore, the number of photons in an einstein is Avogadro s number, 6.022×1023. Irradiance might be… … Wikipedia
Einstein solid — The Einstein solid is a model of a solid based on three assumptions: * Each atom in the lattice is a 3D quantum harmonic oscillator * Atoms do not interact with each other * All atoms vibrate with the same frequency (contrast with the Debye… … Wikipedia
einstein — A unit of energy equal to 1 mol quantum, hence to 6.0221367 × 1023 quanta. The value of e., in kJ, is dependent upon the wavelength. [A. E., German born U.S. theoretical physicist and Nobel laureate, 1879–1955] * * * ein·stein īn .stīn n the… … Medical dictionary
einstein's photoelectric equation — noun Usage: capitalized 1st E Etymology: after Albert Einstein : an equation in physics giving the kinetic energy of a photoelectron emitted from a metal as a result of the absorption of a radiation quantum: Ek=hν ω where Ek is the kinetic energy … Useful english dictionary
Einstein's photoelectric equation — Physics. the equation that relates the energy of a photoelectron to the difference between the product of the frequency of the incident radiation times Planck s constant and the energy needed to remove the photoelectron from the substance. [named … Universalium
einstein — noun (photochemistry) One mole of photons, regardless of frequency, as used to measure irradiance … Wiktionary
Albert Einstein — Einstein redirects here. For other uses, see Einstein (disambiguation) … Wikipedia
Bohr–Einstein debates — The Bohr–Einstein debates is a popular name given to what was actually a series of epistemological challenges presented by Albert Einstein against what has come to be called the standard or Copenhagen interpretation of quantum mechanics. Since… … Wikipedia
Matsubara frequency — In thermal quantum field theory, the Matsubara frequency summation is the summation over discrete imaginary frequency. It takes the following form , where the imaginary frequency ω is usually taken from either of the following two sets (with ) … Wikipedia
