O. Engvold

Counter-streaming gas flows in solar prominences as evidence for vertical magnetic fields

J. B. Zirker, O. Engvold, S. F. Martin · Nature · 1998 · 262 citations

Solar Variability, Vertical Magnetic Fields, Counter-streaming Gas +8

Thin Threads of Solar Filaments

Yong Lin, O. Engvold, L. Rouppe van der Voort et al. · Solar Physics · 2005 · 247 citations

Engineering, Solar Power, Applied Physics +4

Evidence of Traveling Waves in Filament Threads

Y. Lin, O. Engvold, L. Rouppe van der Voort et al. · Solar Physics · 2007 · 133 citations

Engineering, Physics, Mechanics +5

A Method of Resolving the 180-Degree Ambiguity by Employing the Chirality of Solar Features

S. F. Martin, Y. Lin, O. Engvold · Solar Physics · 2008 · 64 citations

Astronomical Coordinate System, 180-Degree Ambiguity, Engineering +6

Accurate vessel width measurement from fundus photographs: a new concept.

Sal Rassam, Vinod Patel, O Brinchmann-Hansen et al. · British Journal of Ophthalmology · 1994 · 61 citations · Full text

Engineering, Retina, Ophthalmology +15