2 papers
astro-ph.IM2026
Observing the integrated and spatially resolved Sun with ultra-high spectral resolution
S. Schäfer, K. Royen, A. Huster Zapke +2
The Institute for Astrophysics Göttingen operates a solar observatory that combines a 50\,cm siderostat with (1) a vacuum vertical telescope, (2) a very high resolution Fourier Tr…
cond-mat.str-el2025
Monopoles, Dirac strings and Magnetic Noise in Model Spin Ice
A. Huster Zapke, P. C. W. Holdsworth
Using the Dirac string formalism for monopoles we expose an extensive analogy between magnetic monopole excitations in the dumbbell model of spin ice and those of the vacuum. In bo…