semiforbidden
adjEtymology From semi- + forbidden.
1
Mathematics, Natural sciences, Physical sciences, Physics, Sciences Partially forbidden
- The IEL component is presented in different emission lines, including the permitted lines \lya\ #92;lambda1216, \civ\ #92;lambda1549, semiforbidden line \ciii\ #92;lambda1909, and forbidden lines \oiii\ #92;lambda#92;lambda4959, 5007.2016, Zhenzhen Li, Hongyan Zhou, Lei Hao, Shufen Wang, Tuo Ji, Bo Liu, “Strong Optical and UV Intermediate-Width Emission Lines in the Quasar SDSS J232444.80-094600.3: Dust-Free and Intermediate-Density Gas at the Skin of Dusty Torus ?”, in arXiv: