Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Gingras, Marie-Joëlle"'
Autor:
Gingras, Marie-Joëlle, Coil, Alison L., McNamara, B. R., Perrotta, Serena, Brighenti, Fabrizio, Russell, H. R., Li, Muzi, Oh, S. Peng, Ning, Wenmeng
[OII] emission maps obtained with the Keck Cosmic Web Imager (KCWI) are presented for four galaxies centered in cooling X-ray cluster atmospheres. Nebular emission extending tens of kpc is found in systems covering a broad range of atmospheric coolin
Externí odkaz:
http://arxiv.org/abs/2404.02212
Autor:
Jin, Xiangyu, Ruan, John J., Haggard, Daryl, Gingras, Marie-Joëlle, Hountalas, Joseph, MacLeod, Chelsea L., Anderson, Scott F., Doan, Anh, Eracleous, Michael, Green, Paul J., Runnoe, Jessie C.
"Changing-look" quasars are a new class of highly variable active galactic nuclei that have changed their spectral type over surprisingly short timescales of just a few years. The origin of this phenomenon is debated, but is likely to reflect some ch
Externí odkaz:
http://arxiv.org/abs/2103.02245