• eiθ), the phase factor is the complex exponential (eiθ), where the variable θ is the phase of a wave or other periodic function. The phase factor is a unit...
    2 KB (305 words) - 02:15, 19 February 2024
  • transfer real power alone. A power factor magnitude of less than one indicates the voltage and current are not in phase, reducing the average product of...
    44 KB (5,808 words) - 15:09, 6 June 2025
  • In chromatography, the retardation factor (R) is the fraction of an analyte in the mobile phase of a chromatographic system. In planar chromatography in...
    4 KB (549 words) - 02:26, 26 April 2025
  • A phase-locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is fixed relative to the phase of an input...
    52 KB (7,689 words) - 11:29, 5 June 2025
  • Thumbnail for Aharonov–Bohm effect
    S2CID 221113180. Wu, T. T.; Yang, C. N. (1975). "Concept of non-integrable phase factors and global formulation of gauge fields". Phys. Rev. D. 12 (12): 3845–3857...
    46 KB (5,767 words) - 06:20, 23 May 2025
  • Maturation-promoting factor (abbreviated MPF, also called mitosis-promoting factor or M-Phase-promoting factor) is the cyclin–Cdk complex that was discovered...
    6 KB (877 words) - 05:26, 24 March 2025
  • Thumbnail for Phasor
    constant and a factor depending on time and frequency. The complex constant, which depends on amplitude and phase, is known as a phasor, or complex amplitude...
    31 KB (4,997 words) - 08:14, 17 January 2025
  • transmission, and distribution Phase problem, the loss of information (the phase) from a physical measurement Phase factor, a complex scalar used in quantum...
    4 KB (548 words) - 13:42, 22 May 2025
  • Thumbnail for Gaussian beam
    (due to the last two factors). It also contains part of the Gouy phase. The third factor is a pure phase which enhances the Gouy phase shift for higher orders...
    47 KB (6,964 words) - 04:53, 11 June 2025
  • Thumbnail for Qubit
    {\displaystyle |1\rangle } , α is changed to 0 and β is changed to 1, while the phase factor e i ϕ {\displaystyle e^{i\phi }} is no longer experimentally accessible...
    42 KB (4,887 words) - 20:14, 13 June 2025
  • Introduction: S-phase-promoting factor(SPF) is varying Cdk/cyclin complexes in eukaryotes that initiates the S-phase in the cell cycle. SPF is at its peak...
    5 KB (645 words) - 06:03, 24 March 2025
  • θ {\displaystyle e^{i\theta }} ⁠ is the phase factor. In space of three or more dimensions, the phase factor is ⁠ 1 {\displaystyle 1} ⁠ or ⁠ − 1 {\displaystyle...
    44 KB (5,316 words) - 06:35, 2 June 2025
  • Thumbnail for Wigner's theorem
    quantum theory are represented by unit vectors in Hilbert space up to a phase factor, i.e. by the complex line or ray the vector spans. In addition, by the...
    31 KB (4,899 words) - 15:37, 6 June 2025
  • In quantum mechanics, the intrinsic parity is a phase factor that arises as an eigenvalue of the parity operation x i → x i ′ = − x i {\displaystyle x_{i}\rightarrow...
    3 KB (403 words) - 09:30, 10 February 2025
  • the statement that the system is invariant under multiplication by a phase factor e i ϕ ( x ) {\displaystyle e^{i\phi (x)}} that depends on the (space-time)...
    35 KB (5,729 words) - 09:58, 24 March 2025
  • given by: In principle, one may also introduce a (possibly complex) phase factor in the definition of C ± ( j , m ) {\displaystyle C_{\pm }(j,m)} . The...
    35 KB (6,156 words) - 15:03, 23 May 2025
  • can be found, up to a phase factor e i γ {\displaystyle {\rm {e}}^{i\gamma }} . However, in the Jones calculus, such phase factors do not change the represented...
    31 KB (4,071 words) - 07:34, 17 June 2025
  • Thumbnail for Phase (waves)
    expressed as φ ( t ) {\displaystyle \varphi (t)} , the sine of the phase, multiplied by some factor (the amplitude of the sinusoid). (The cosine may be used instead...
    19 KB (2,909 words) - 05:38, 27 February 2025
  • dependent left hand side shows that τ ( t ) {\displaystyle \tau (t)} is a phase factor: Ψ ( r , t ) = ψ ( r ) e − i E t / ℏ . {\displaystyle \Psi (\mathbf {r}...
    75 KB (10,263 words) - 18:44, 14 June 2025
  • denotes the transpose, η c {\displaystyle \,\eta _{c}\,} is an arbitrary phase factor | η c | = 1 , {\displaystyle \,|\eta _{c}|=1\,,} conventionally taken...
    47 KB (8,807 words) - 17:38, 12 May 2025
  • Thumbnail for Phased array
    array factor equation above, often, what is really meant by array factor is the magnitude of the summed phasor produced at the end of array factor calculation...
    46 KB (5,291 words) - 07:28, 10 May 2025
  • the n-th eigenstate of the Hamiltonian, while also obtaining a phase factor. The phase obtained has a contribution from the state's time evolution and...
    30 KB (4,016 words) - 06:21, 21 April 2025
  • Thumbnail for Polarization (waves)
    Jones matrix is the identity matrix (multiplied by a scalar phase factor and attenuation factor), implying no change in polarization during propagation....
    74 KB (9,420 words) - 02:38, 11 June 2025
  • \mathbf {C} _{n}} is equivalent (up to a global phase factor) to a circuit generated using Hadamard, Phase, and CNOT gates, so the Clifford group is sometimes...
    9 KB (1,554 words) - 19:13, 2 November 2024
  • additional arbitrary assumptions about the phase and amplitude of the secondary waves, and also an obliquity factor. These assumptions have no obvious physical...
    23 KB (2,971 words) - 20:57, 23 May 2025
  • Thumbnail for Beam splitter
    amplitude and phase factor; for instance, r a c = | r a c | e i ϕ a c {\displaystyle r_{ac}=|r_{ac}|e^{i\phi _{ac}}} . The phase factor accounts for possible...
    25 KB (4,851 words) - 06:49, 15 March 2025
  • Thumbnail for Acute-phase protein
    acute-phase proteins) in response to inflammation. This response is called the acute-phase reaction (also called acute-phase response). The acute-phase reaction...
    11 KB (1,096 words) - 14:00, 24 December 2023
  • Thumbnail for Three-phase electric power
    motor with special starting arrangements and power factor correction that produces balanced three-phase voltages. When properly designed, these rotary converters...
    57 KB (6,666 words) - 22:11, 10 June 2025
  • Thumbnail for Wave packet
    the phase factor in the exponent has a nonzero spatial derivative everywhere except at the origin, and so when the time is small there are fast phase cancellations...
    39 KB (5,960 words) - 21:07, 29 May 2025
  • Berry connection and curvature (category Quantum phases)
    the "dynamic phase factor." The first exponential term is the geometric term, with γ n {\displaystyle \gamma _{n}} being the Berry phase. From the requirement...
    15 KB (2,556 words) - 05:33, 28 April 2025