110 citations · 807 across the 25 of their papers we have counts for
Showing 2011Show all
2 papers · 1 filter
astro-ph.SR2011★ 21 cited
SST/CRISP Observations of Convective Flows in a Sunspot Penumbra
G. B. Scharmer, V. M. J. Henriques
Context. Recent discoveries of intensity correlated downflows in the interior of a sunspot penumbra provide direct evidence for overturning convection, adding to earlier strong ind…
astro-ph.IM2011★ 26 cited
A tilted interference filter in a converging beam
Mats G. Löfdahl, Vasco M. J. Henriques, Dan Kiselman
Context. Narrow-band interference filters can be tuned toward shorter wavelengths by tilting them from the perpendicular to the optical axis. This can be used as a cheap alternativ…