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  • Thumbnail for Cosmic microwave background
    polarization will be seen. Other than the temperature and polarization anisotropy, the CMB frequency spectrum is expected to feature tiny departures from the black-body...
    108 KB (13,172 words) - 18:52, 18 September 2024
  • Thumbnail for List of cosmic microwave background experiments
    of the CMB, and showed that it had a black body spectrum; DASI, which first detected the polarization signal from the CMB; CBI, which made high-resolution...
    44 KB (2,472 words) - 05:41, 14 September 2024
  • Thumbnail for Political polarization in the United States
    Political polarization is a prominent component of politics in the United States. Scholars distinguish between ideological polarization (differences between...
    145 KB (16,154 words) - 13:16, 15 November 2024
  • Thumbnail for Polarization (waves)
    uncorrelated waves with some distribution of frequencies (its spectrum), phases, and polarizations. Electromagnetic waves (such as light), traveling in free...
    73 KB (9,405 words) - 18:21, 24 October 2024
  • Thumbnail for Starlight
    circular polarization) is much less likely. Observationally, the linear polarization fraction p ~ 0.015 from a single scattering; circular polarization from...
    14 KB (1,695 words) - 03:06, 17 July 2024
  • Thumbnail for Electromagnetic spectrum
    The electromagnetic spectrum is the full range of electromagnetic radiation, organized by frequency or wavelength. The spectrum is divided into separate...
    48 KB (4,877 words) - 22:28, 12 November 2024
  • Polarization is an important phenomenon in astronomy. The polarization of starlight was first observed by the astronomers William Hiltner and John S. Hall...
    7 KB (720 words) - 17:10, 15 November 2024
  • Thumbnail for Second solar spectrum
    The second solar spectrum is an electromagnetic spectrum of the Sun that shows the degree of linear polarization. The term was coined by V. V. Ivanov...
    4 KB (495 words) - 14:33, 8 November 2020
  • Thumbnail for Reflectance
    the light, its polarization, and the angle of incidence. The dependence of reflectance on the wavelength is called a reflectance spectrum or spectral reflectance...
    11 KB (1,272 words) - 01:00, 3 November 2024
  • Macrophage polarization is a process by which macrophages adopt different functional programs in response to the signals from their microenvironment. This...
    26 KB (3,077 words) - 07:06, 18 October 2023
  • CIDNP (chemically induced dynamic nuclear polarization), often pronounced like "kidnip", is a nuclear magnetic resonance (NMR) technique that is used to...
    10 KB (1,188 words) - 09:02, 25 August 2024
  • Thumbnail for Cosmic Background Imager
    detected fluctuations in the polarization of the microwave background obtaining the first detailed E-mode polarization spectrum providing evidence that it...
    4 KB (481 words) - 19:58, 20 May 2022
  • political spectrum has seen increased support following the rise of populist and centrist parties in the 2010s. Norberto Bobbio saw the polarization of the...
    49 KB (5,884 words) - 23:50, 14 November 2024
  • The radio spectrum is the part of the electromagnetic spectrum with frequencies from 3 Hz to 3,000 GHz (3 THz). Electromagnetic waves in this frequency...
    44 KB (2,900 words) - 09:12, 21 October 2024
  • Thumbnail for Optical rotation
    rotation, also known as polarization rotation or circular birefringence, is the rotation of the orientation of the plane of polarization about the optical axis...
    36 KB (4,881 words) - 19:56, 7 October 2024
  • Thumbnail for Optical spectrometer
    often the irradiance of the light but could also, for instance, be the polarization state. The independent variable is usually the wavelength of the light...
    16 KB (1,765 words) - 13:09, 2 November 2024
  • Thumbnail for Frequency-hopping spread spectrum
    Frequency-hopping spread spectrum (FHSS) is a method of transmitting radio signals by rapidly changing the carrier frequency among many frequencies occupying...
    15 KB (1,921 words) - 01:41, 3 August 2024
  • Thumbnail for Electromagnetic radiation
    multiple polarization signals can be combined (i.e. interfered) to form new states of polarization, which is known as parallel polarization state generation...
    82 KB (9,691 words) - 18:32, 8 November 2024
  • Induced polarization (IP) is a geophysical imaging technique used to identify the electrical chargeability of subsurface materials, such as ore. The polarization...
    7 KB (595 words) - 19:26, 9 November 2024
  • Thumbnail for Dynamic nuclear polarization
    Dynamic nuclear polarization (DNP) is one of several hyperpolarization methods developed to enhance the sensitivity of nuclear magnetic resonance (NMR)...
    32 KB (4,201 words) - 03:44, 14 November 2024
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