Collaborations with other institutes:
Participation in
international projects:
Kiepenheuer-Institut für Sonnenphysik, Freiburg (D):
- Scientific topics:
- Second Solar Spectrum
- Polarization in molecular lines
- Instrumentation
Observatory of Geneva:
- Scientific topics:
- Didactics collaboration:
- Collaboration agreement for student works
Institute of
Astronomy, ETH-Zurich:
- Scientific Topics
- 'Second Solar Spectrum' (Limb Scattering Polarization) Observations
- Hanle Effect Observations
- Specifications about the Impact Polarization in Flares
- Moon and Planets Polarization
- Imaging Polarization measurements with a Fabry Perot Filter System
- Polarization of molecular lines in sunspots
- Instrumentation
- Improvement of the post Focus Instrumentation
- Improvement of a two Beams exchange Polarimeter
- ZIMPOL Polarimeter
- Adaptive Optic System
- Fabry Perot Filter System
Scuola Universitaria Professionale della Svizzera
Italiana (SUPSI) - Dipartimento Tecnologie Innovative:
- Instrumentation
- Installation of an adaptive optic system.
- ZIMPOL polarimeter
- Software to read absolute encoders attached to the motors of the telescope
- Control electronics for the spectrograph
- Development of an algorithm to determine the index of solar
activity (Wolf number) from digital solar images.
Instituto
de Astrofisica de Canarias, Tenerife:
- Scientific Topics
- Measurements of the "Second Solar Spectrum" with ZIMPOL
- Spectro-polarimetric measurements and inversion of emission lines in
prominences, filaments and spicules.
- Spectro-polarimetric measurements in sunspots.
Indian Institute of Astrophysics, Bangalore, India:
- Scientific Topics
- Reduction and interpretation of data of the second solar spectrum.
THEMIS telescope,
Tenerife :
- Observations at the THEMIS telescope, with the ZIMPOL polarimeter
Fachhochschule Wiesbaden:
Max Planck Institut fr Sonnensystemforschung, Lindau:
- Scientific Topics
- Measurements of the Second Solar Spectrum
- Instrumentation
- Developement of a FLC based polarimeter for the European Solar Telescope
Dpartement d'Astronomie Solaire de l'Observatoire de Paris:
- Scientific Topics
- Measurements with a beam exchange polarimeter in the infrared.
- THEMIS-ZIMPOL measurements of the magnetic field
distribution in the quiet solar photosphere
Utrecht University, Dutch
Open Telescope (DOT):
- Polarization of Venus
- Test of a prototype telescope for synoptic observations of the
Second Solar Spectrum (S5T)
- Measurements at IRSOL of the Zeeman effect in some spectral
lines to be used for the calibration of a polarimeter of the
Dutch Open Telescope in La Palma.
Yunnan Astronomical
Observatory, China:
- Instrumentation
- Advice for the development of a polarimeter to be installed at
the 1 meter chinese solar telescope.
Università dell'Insubria, Como, Italy - Facoltà di
Scienze Matematiche, Fisiche e Naturali:
- Instrumentation
- Camera for the measurement of the solar diameter (Clavius project)
- Didactics collaboration
- Physics students have the possibility to perform their thesis
at IRSOL.
Università La Sapienza, Roma:
- Observations with Cacciani magneto-optical Filters
- Measurements of the solar diameter
National Solar Observatory, Sacramento Peak (NM):
Institut für Astrophysik der Universität Göttingen:
- Instrumentation
- 1988 - 1992 Reconstruction of the Telescope and Spectrograph
Scientific Topics
- Solar semi-Diameter Measurements
- Prominence Polarization
- 2D-Polarimetry with a two beam exchange Polarimeter
- He+ / He-singlet emission ratio in prominences
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