Astrophysical Limits on Very Light Axion-like Particles from Chandra Grating Spectroscopy of NGC 1275
(2020)
Journal Article
Reynolds, C. S., Marsh, M. C. D., Russell, H. R., Fabian, A. C., Smith, R., Tombesi, F., & Veilleux, S. (2020). Astrophysical Limits on Very Light Axion-like Particles from Chandra Grating Spectroscopy of NGC 1275. Astrophysical Journal, 890(1), Article 59. https://doi.org/10.3847/1538-4357/ab6a0c
Axions/axion-like particles (ALPs) are a well-motivated extension of the Standard Model and are generic within String Theory. The X-ray transparency of the intracluster medium (ICM) in galaxy clusters is a powerful probe of light ALPs (with mass < 10... Read More about Astrophysical Limits on Very Light Axion-like Particles from Chandra Grating Spectroscopy of NGC 1275.