Roberto Casini

Removal of Spectro-Polarimetric Fringes by 2D PCA

Graph depicting the transformation of the PCA basis through a series of carefully chosen rotations
Monday, February 25, 2019

We investigate the application of 2-dimensional Principal Component Analysis (2D PCA) to the problem of removal of polarization fringes from spectro-polarimetric data sets.

Measured performance of shadow-cast coated gratings for spectro-polarimetric applications

Measured vector efficiency of an echelle grating
Wednesday, August 1, 2018

Roberto Casini et al report on the measurements of the vector efficiency of a reflective blazed diffraction grating, which was specially coated in order to reduce the level of polarization in the diffracted light.

P Judge and R Casini Advise Early Career Researchers

Roberto Casini and Philip Judge image

Physics World presents an article co-authored by HAO senior scientists, Philip Judge and Roberto Casini, on the challenges for the "budding research scientist" when selecting a meaningful research field and future career.

Roberto Casini

Dr. Roberto Casini is a Senior Scientist in the High Altitude Observatory at the National Center for Atmospheric Research. He specializes in spectro-polarimetric diagnostics of the solar atmosphere.

HAO Colloquium Series presents Roberto Casini, HAO

Tools for solar magnetism diagnostics: The bridge from theory to instrumentation.

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