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List of works by Frans Snik

A precursor mission to high contrast imaging balloon system

scholarly article published 16 July 2018

A review of high contrast imaging modes for METIS

A survey of the linear polarization of directly imaged exoplanets and brown dwarf companions with SPHERE-IRDIS

scientific article published on 08 January 2021

Are there tangled magnetic fields on HgMn stars?

scientific article published in Astronomy and Astrophysics

Atmospheric aerosol characterization with a ground-based SPEX spectropolarimetric instrument

BP Piscium: its flaring disc imaged with SPHERE/ZIMPOL

Characterizing instrumental effects on polarization at a Nasmyth focus using NaCo

Chemical spots in the absence of magnetic field in the binary HgMn star 66 Eridani

scientific article published in Astronomy and Astrophysics

Circular Spectropolarimetric Sensing of Vegetation in the Field: Possibilities for the Remote Detection of Extraterrestrial Life

scientific article published on 27 August 2019

Circular spectropolarimetric sensing of higher plant and algal chloroplast structural variations.

scientific article

Citizen science on a smartphone: Participants' motivations and learning

scientific article

Combining angular differential imaging and accurate polarimetry with SPHERE/IRDIS to characterize young giant exoplanets

Combining vector-phase coronagraphy with dual-beam polarimetry

Compact and robust method for full Stokes spectropolarimetry ⬇️

scientific article published on August 1, 2012

Cryogenic characterization of the grating vector APP coronagraph for the upcoming ERIS instrument at the VLT

Design of a full-Stokes polarimeter for VLT/X-shooter

Design trade-off and proof of concept for LOUPE, the Lunar Observatory for Unresolved Polarimetry of Earth

scientific article published on September 2016

Detection of Polarization due to Cloud Bands in the Nearby Luhman 16 Brown Dwarf Binary

scientific article

Detection of polarization neutral points in observations of the combined corona and sky during the 21 August 2017 total solar eclipse

scientific article published on 01 July 2020

Discovery of a directly imaged disk in scattered light around the Sco-Cen member Wray 15-788

scholarly article

Discovery of a directly imaged planet to the young solar analog YSES 2

scientific article published in April 2021

ERIS: revitalising an adaptive optics instrument for the VLT

First detection of linear polarization in the line profiles of active cool stars ⬇️

article by O. Kochukhov et al published 13 April 2011 in Letters of the Astrophysical Journal

First direct detection of a polarized companion outside a resolved circumbinary disk around CS Chamaeleonis

scientific article published in Astronomy and Astrophysics

HARPS spectropolarimetry of classical T Tauri stars

HARPS3 for a roboticized Isaac Newton Telescope ⬇️

HARPSpol - The new polarimetric mode for HARPS

scientific article published in January 2011

High contrast imaging for the enhanced resolution imager and spectrometer (ERIS)

High-contrast imaging with METIS

Imaging linear and circular polarization features in leaves with complete Mueller matrix polarimetry.

scientific article published on 8 March 2018

Innovative technology for optical and infrared astronomy

scholarly article published 13 September 2012

Instrumental polarisation at the Nasmyth focus of the E-ELT

scientific article published in January 2014

L-band Integral Field Spectroscopy of the HR 8799 Planetary System

scientific article published on 19 April 2022

LOUPE: observing Earth from the Moon to prepare for detecting life on Earth-like exoplanets

scientific article published on 23 November 2020

Magnetic field topology and chemical spot distributions in the extreme Ap star HD 75049 ⬇️

scientific article published in Astronomy and Astrophysics

Magnetically controlled accretion on the classical T Tauri stars GQ Lupi and TW Hydrae ⬇️

scientific article published in the Astrophysical Journal

Magnetism, chemical spots, and stratification in the HgMn starϕ Phoenicis

scientific article published in Astronomy and Astrophysics

Mapping atmospheric aerosols with a citizen science network of smartphone spectropolarimeters

scientific article published on 27 October 2014

Multiple rings in the transition disk and companion candidates around RX J1615.3-3255 ⬇️

scientific article published in Astronomy and Astrophysics

No magnetic field in the spotted HgMn starμ Leporis

scientific article published in Astronomy and Astrophysics

OCTOCAM: a fast multi-channel imager and spectrograph proposed for the Gemini Observatory

article

On-sky performance analysis of the vector apodizing phase plate coronagraph on MagAO/Clio2 ⬇️

scientific article published in the Astrophysical Journal

Performance characterization of a broadband vector Apodizing Phase Plate coronagraph. ⬇️

scientific article published in December 2014

Polarization properties of real aluminum mirrors, I. Influence of the aluminum oxide layer

scholarly article

Preliminary design of the full-Stokes UV and visible spectropolarimeter for UVMag/Arago

Prototyping for the Spectropolarimeter for Planetary EXploration (SPEX): calibration and sky measurements ⬇️

scientific article

RefPlanets: Search for reflected light from extrasolar planets with SPHERE/ZIMPOL

scholarly article

Review of high-contrast imaging systems for current and future ground- and space-based telescopes I: coronagraph design methods and optical performance metrics

Review of high-contrast imaging systems for current and future ground-based and space-based telescopes III: technology opportunities and pathways

Review of high-contrast imaging systems for current and future ground-based and space-based telescopes: Part II. Common path wavefront sensing/control and coherent differential imaging

SPEX: the Spectropolarimeter for Planetary Exploration

scientific article

SPHERE/ZIMPOL high resolution polarimetric imager. I. System overview, PSF parameters, coronagraphy, and polarimetry

scientific article published in Astronomy and Astrophysics

SPICES: spectro-polarimetric imaging and characterization of exoplanetary systems

scientific article

Simultaneous phase and amplitude aberration sensing with a liquid-crystal vector-Zernike phase mask

scientific article published on 01 January 2019

Spectral line polarimetry with a channeled polarimeter.

scientific article published in July 2014

Spectral modulation for full linear polarimetry.

scientific article published in March 2009

Spectropolarimeter for planetary exploration (SPEX): performance measurements with a prototype ⬇️

scientific article

Standardized spectral and radiometric calibration of consumer cameras

scientific article published on 01 July 2019

Successes and challenges of the APP Coronagraph

The 13CO-rich atmosphere of a young accreting super-Jupiter

scientific article published on 14 July 2021

The Hera Saturn entry probe mission ⬇️

The Young Suns Exoplanet Survey: Detection of a wide-orbit planetary-mass companion to a solar-type Sco-Cen member ⬇️

scholarly article published in MNRAS in February 2020

The coronagraphic Modal Wavefront Sensor: a hybrid focal-plane sensor for the high-contrast imaging of circumstellar environments ⬇️

scientific article published in January 2017

The hunt for Sirius Ab: comparison of algorithmic sky and PSF estimation performance in deep coronagraphic thermal-IR high contrast imaging

scholarly article published 10 July 2018

The search for magnetic fields in mercury-manganese stars

scientific article published in Astronomy and Astrophysics

The search for magnetic fields in mercury-manganese stars

The upgrade of HARPS to a full-Stokes high-resolution spectropolarimeter

The vector apodizing phase plate coronagraph: prototyping, characterization and outlook

The vector-APP: a broadband apodizing phase plate that yields complementary PSFs

Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712 . I. Spectropolarimetric observations in all four Stokes parameters

scientific article published in Astronomy and Astrophysics

Two Directly Imaged, Wide-orbit Giant Planets around the Young, Solar Analog TYC 8998-760-1

scholarly article published in The Astrophysical Journal Letters in July 2020

UVMag: Space UV and visible spectropolarimetry

Unusual Stokes V profiles during flaring activity of a delta sunspot

scientific article published in January 2012

Use of neural networks in ground-based aerosol retrievals from multi-angle spectropolarimetric observations

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