76 citations
2 papers
gr-qc2019★ 11 cited
Deflection of Light by a Rotating Black Hole Surrounded by "Quintessence"
Prateek Sharma, Hemwati Nandan, Radouane Gannouji +2
We present a detailed analysis of a rotating black hole surrounded by "quintessence". This solution represents a fluid with a constant equation of state, , which can for example…
astro-ph.SR2009★ 76 cited
Evidence of Magnetic Helicity in Emerging Flux and Associated Flare
R. Chandra, B. Schmieder, G. Aulanier +1
The aim of this paper is to look at the magnetic helicity structure of an emerging active region and show that both emergence and flaring signatures are consistent with a same sign…