• of that environment. The polarization of starlight was first observed by the astronomers William Hiltner and John S. Hall in 1949. Subsequently, Jesse...
    7 KB (757 words) - 21:26, 22 November 2024
  • Thumbnail for Starlight
    of polarization is on the order of 1.5% for stars at 1,000 parsecs' distance. Normally, a much smaller fraction of circular polarization is found in starlight...
    14 KB (1,695 words) - 03:06, 17 July 2024
  • programs Imperial smelting process, in zinc smelting Polarization in astronomy, interstellar polarization Specific impulse (Isp), a measure of rocket and jet...
    2 KB (302 words) - 10:52, 31 March 2025
  • Thumbnail for Circular polarization
    In electrodynamics, circular polarization of an electromagnetic wave is a polarization state in which, at each point, the electromagnetic field of the...
    39 KB (5,008 words) - 11:08, 24 May 2025
  • Thumbnail for Polarization (waves)
    Polarization (also polarisation) is a property of transverse waves which specifies the geometrical orientation of the oscillations. In a transverse wave...
    74 KB (9,422 words) - 01:29, 24 May 2025
  • observed this polarization on the star Regulus, which rotates at 96.5 percent of its critical angular velocity for breakup. Polarization in astronomy Ruciński...
    4 KB (500 words) - 06:41, 10 June 2024
  • Thumbnail for Antenna (radio)
    result in vertical polarization; if turned on its side the same antenna's polarization will be horizontal. Reflections generally affect polarization. Radio...
    83 KB (10,948 words) - 22:44, 29 April 2025
  • Thumbnail for Cosmic microwave background
    variation in polarization. The polarisation at each direction in the sky has an orientation described in terms of E-mode and B-mode polarization. The E-mode...
    108 KB (13,196 words) - 12:40, 23 May 2025
  • Thumbnail for Lambda-CDM model
    Lambda-CDM model (category Concepts in astronomy)
    (October 2005). "Mapping extreme-scale alignments of quasar polarization vectors". Astronomy & Astrophysics. 441 (3): 915–930. arXiv:astro-ph/0507274. Bibcode:2005A&A...
    93 KB (10,917 words) - 16:59, 27 May 2025
  • Thumbnail for Polarization (cosmology)
    Zhang, S. N.; Zhang, Y. J. (2020). "The POLAR gamma-ray burst polarization catalog". Astronomy & Astrophysics. 644: A124. arXiv:2009.04871. Bibcode:2020A&A...
    26 KB (3,094 words) - 04:24, 26 May 2025
  • Thumbnail for Astrophysical maser
    Astrophysical maser (category Radio astronomy)
    (2006). "The Magnetic Field in the Star-forming Region Cepheus a from Water Maser Polarization Observations". Astronomy and Astrophysics. 448 (2): 597–611...
    31 KB (3,815 words) - 09:08, 24 May 2025
  • Thumbnail for Cosmological principle
    (October 2005). "Mapping extreme-scale alignments of quasar polarization vectors". Astronomy & Astrophysics. 441 (3): 915–930. arXiv:astro-ph/0507274. Bibcode:2005A&A...
    31 KB (3,638 words) - 20:15, 22 May 2025
  • Thumbnail for Observational astronomy
    Observational astronomy is a division of astronomy that is concerned with recording data about the observable universe, in contrast with theoretical astronomy, which...
    27 KB (3,381 words) - 12:00, 22 April 2025
  • Thumbnail for List of largest stars
    List of largest stars (category Lists of superlatives in astronomy)
    star sample. I. Overview: Sample characterization through polarization analysis". Astronomy and Astrophysics. 671: A96. arXiv:2301.02081. Bibcode:2023A&A...
    276 KB (12,781 words) - 16:59, 24 May 2025
  • Thumbnail for Radio astronomy
    Radio astronomy is a subfield of astronomy that studies celestial objects at radio frequencies. The first detection of radio waves from an astronomical...
    37 KB (3,871 words) - 14:43, 19 May 2025
  • magnetic fields within the Sun, see: Polarization in astronomy Imaging spectroscopy The effect was initially considered in the context of gasses, followed...
    12 KB (1,597 words) - 00:35, 9 May 2025
  • In social psychology, group polarization refers to the tendency for a group to make decisions that are more extreme than the initial inclination of its...
    34 KB (4,602 words) - 04:10, 26 May 2025
  • Thumbnail for Stratospheric Observatory for Infrared Astronomy
    The Stratospheric Observatory For Infrared Astronomy (SOFIA) was an 80/20 joint project of NASA and the German Aerospace Center (DLR) to construct and...
    41 KB (4,162 words) - 01:21, 25 May 2025
  • Thumbnail for Robert S. McMillan (astronomer)
    of Arts degree in Astronomy in 1974. His master's thesis, Intracluster Dust and the Wavelength Dependence of Interstellar Polarization, focused on the...
    16 KB (1,505 words) - 17:43, 24 May 2025
  • Faraday effect (category Polarization (waves))
    is a physical magneto-optical phenomenon. The Faraday effect causes a polarization rotation which is proportional to the projection of the magnetic field...
    25 KB (3,146 words) - 12:37, 23 May 2025
  • A Lyot filter (polarization-interference monochromator, birefringent filter),: 106  named for its inventor and French astronomer Bernard Lyot, is a type...
    14 KB (1,537 words) - 13:48, 13 June 2024
  • Goldreich-Kylafis effect (category Polarization (waves))
    should be linearly polarized and the linear polarization vector should reveal the magnetic field direction in the molecular cloud.  Even a μG magnetic field...
    5 KB (573 words) - 20:49, 15 December 2024
  • Thumbnail for Radar astronomy
    target objects and analyzing their reflections. Radar astronomy differs from radio astronomy in that the latter is a passive observation (i.e., receiving...
    17 KB (1,842 words) - 03:33, 26 May 2025
  • Thumbnail for Polarimetry
    Polarimetry (category Polarization (waves))
    Polarimetry is the measurement and interpretation of the polarization of transverse waves, most notably electromagnetic waves, such as radio or light waves...
    13 KB (1,566 words) - 11:03, 25 May 2025
  • Thumbnail for BICEP and Keck Array
    Polarization) and the Keck Array are a series of cosmic microwave background (CMB) experiments. They aim to measure the polarization of the CMB; in particular...
    25 KB (2,449 words) - 03:19, 6 May 2025
  • Thumbnail for Gravitational-wave astronomy
    S2CID 119247573. Hu, Wayne; White, Martin (1997). "A CMB polarization primer". New Astronomy. 2 (4): 323–344. arXiv:astro-ph/9706147. Bibcode:1997NewA...
    45 KB (4,835 words) - 22:00, 16 May 2025
  • Thumbnail for La Superba
    about the semi-regular variable V CVn from four decades of polarization measurements". Astronomy & Astrophysics. 568: A88. arXiv:1407.5644. Bibcode:2014A&A...
    14 KB (1,417 words) - 16:23, 28 January 2025
  • Event Horizon Telescope (category All Wikipedia articles written in American English)
    The effort includes development and deployment of submillimeter dual polarization receivers, highly stable frequency standards to enable very-long-baseline...
    39 KB (4,110 words) - 19:33, 10 April 2025
  • Thumbnail for Aberration (astronomy)
    In astronomy, aberration (also referred to as astronomical aberration, stellar aberration, or velocity aberration) is a phenomenon where celestial objects...
    60 KB (8,086 words) - 09:37, 24 May 2025
  • Thumbnail for Sky
    Sky (category Observational astronomy)
    between the ground and outer space, thus distinct from outer space. In the field of astronomy, the sky is also called the celestial sphere. This is an abstract...
    24 KB (2,777 words) - 21:14, 18 March 2025