Contaminating effects.

• Localización: Scientific American, ISSN 0036-8733, Vol. 311, Nº. 4, 2014, págs. 64-64
• Idioma: inglés
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• Resumen

  • A diagram is presented showing the paths of cosmic microwave background (CMB) photons as they bend around galaxy clusters and a process that introduces polarization, called gravitational lensing, which challenges the discovery of CMB polarization as definitive evidence of gravitational waves.