F. Snik

Latest

• The vector-apodizing phase plate coronagraph: design, current performance, and future development
• A survey of the linear polarization of directly imaged exoplanets and brown dwarf companions with SPHERE-IRDIS. First polarimetric detections revealing disks around DH Tau B and GSC 6214-210 B
• PCS — A Roadmap for Exoearth Imaging with the ELT
• LOUPE: observing Earth from the Moon to prepare for detecting life on Earth-like exoplanets
• Focal plane wavefront sensing on SUBARU/SCExAO
• On-sky verification of Fast and Furious focal-plane wavefront sensing: Moving forward toward controlling the island effect at Subaru/SCExAO
• IRDAP: SPHERE-IRDIS polarimetric data reduction pipeline
• SPHERE+: Imaging young Jupiters down to the snowline
• The Single-mode Complex Amplitude Refinement (SCAR) coronagraph. II. Lab verification, and toward the characterization of Proxima b
• RefPlanets: Search for reflected light from extrasolar planets with SPHERE/ZIMPOL
• The Young Suns Exoplanet Survey: Detection of a wide-orbit planetary-mass companion to a solar-type Sco-Cen member
• VizieR Online Data Catalog: A planetary-mass companion to a solar-type star (Bohn+, 2020)
• Polarimetric imaging mode of VLT/SPHERE/IRDIS. I. Description, data reduction, and observing strategy
• Polarimetric imaging mode of VLT/SPHERE/IRDIS. II. Characterization and correction of instrumental polarization effects
• Focal-plane wavefront sensing with the vector-Apodizing Phase Plate
• Discovery of a directly imaged disk in scattered light around the Sco-Cen member Wray 15-788
• VizieR Online Data Catalog: Discovery of a resolved disk around Wray 15-788 (Bohn+, 2019)
• SPHERE/ZIMPOL high resolution polarimetric imager. I. System overview, PSF parameters, coronagraphy, and polarimetry
• First direct detection of a polarized companion outside a resolved circumbinary disk around CS Chamaeleonis
• Review of high-contrast imaging systems for current and future ground- and space-based telescopes I: coronagraph design methods and optical performance metrics
• ERIS: revitalising an adaptive optics instrument for the VLT
• Multiplexed holographic aperture masking with liquid-crystal geometric phase masks
• A Planet with a Disc? A Surprising Detection in Polarised Light with VLT/SPHERE
• The Single-mode Complex Amplitude Refinement (SCAR) coronagraph: II. Lab verification, and toward the characterization of Proxima b
• SPEX: a highly accurate spectropolarimeter for atmospheric aerosol characterization
• SPEX: the Spectropolarimeter for Planetary Exploration
• Investigating circular patterns in linear polarization observations of Venus
• BP Piscium: its flaring disc imaged with SPHERE/ZIMPOL$^★$
• The coronagraphic Modal Wavefront Sensor: a hybrid focal-plane sensor for the high-contrast imaging of circumstellar environments
• The SPEX-airborne multi-angle spectropolarimeter on NASA's ER-2 research aircraft: capabilities, data processing and data products
• Multiple rings in the transition disk and companion candidates around RX J1615.3-3255. High contrast imaging with VLT/SPHERE
• The Hera Saturn entry probe mission
• Design trade-off and proof of concept for LOUPE, the Lunar Observatory for Unresolved Polarimetry of Earth
• Designing and testing the coronagraphic Modal Wavefront Sensor: a fast non-common path error sensor for high-contrast imaging
• Magnetic field topology and chemical spot distributions in the extreme Ap star HD 75049
• Use of neural networks in ground-based aerosol retrievals from multi-angle spectropolarimetric observations
• Atmospheric aerosol characterization with a ground-based SPEX spectropolarimetric instrument
• Use of neural networks in ground-based aerosol retrievals from multi-angle spectropolarimetric observations
• Atmospheric aerosol characterization with a ground-based SPEX spectropolarimetric instrument
• Five-dimensional optical instrumentation: combining polarimetry with time-resolved integral-field spectroscopy
• LOUPE: Spectropolarimetry of the Earth from the surface of the Moon
• Towards Polarimetric Exoplanet Imaging with ELTs
• Instrumental polarisation at the Nasmyth focus of the E-ELT
• Crowdsourced aerosol measurements using smartphone spectropolarimeters
• Remote sensing of atmospheric aerosols with the SPEX spectropolarimeter
• Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712 . I. Spectropolarimetric observations in all four Stokes parameters
• Are there tangled magnetic fields on HgMn stars?
• HARPS Spectropolarimetry of the Classical T Tauri Stars GQ Lup and TW Hya
• Observing the Earth as an exoplanet with LOUPE, the lunar observatory for unresolved polarimetry of Earth
• Unusual Stokes V profiles during flaring activity of a delta sunspot
• Modeling the instrumental polarization of the VLT and E-ELT telescopes with the M&m's code
• Searching for signs of habitability with LOUPE, the Lunar Observatory of Unresolved Polarimetry of Earth
• HARPS spectropolarimetry of classical T Tauri stars
• iSPEX: everybody can measure atmospheric aerosols with a smartphone spectropolarimeter
• iSPEX: the creation of an aerosol sensor network of smartphone spectropolarimeters
• Multiwavelength imaging polarimetry of Venus at various phase angles
• Observing the Earth as an exoplanet
• SPEX2Earth, a novel spectropolarimeter for remote sensing of aerosols and clouds
• Magnetism, chemical spots, and stratification in the HgMn star ensuremathϕ Phoenicis
• New Insights into Stellar Magnetism from the Spectropolarimetry in All Four Stokes Parameters
• No magnetic field in the spotted HgMn star ensuremathμ Leporis
• Chemical spots in the absence of magnetic field in the binary HgMn star 66 Eridani
• First Detection of Linear Polarization in the Line Profiles of Active Cool Stars
• The HARPS Polarimeter
• The Polarization Optics for the European Solar Telescope
• HARPSpol — The New Polarimetric Mode for HARPS
• The search for magnetic fields in mercury-manganese stars
• EPOL: the exoplanet polarimeter for EPICS at the E-ELT
• Observations of solar scattering polarization at high spatial resolution
• The polarization optics for the European Solar Telescope (EST)
• Inversions of High-Cadence SOLIS-VSM Stokes Observations
• The case for spectropolarimetry with SPEX on EJSM
• Polarimetry from the Ground Up
• The Prototype of the Small Synoptic Second Solar Spectrum Telescope (S5̂T)
• Vector Magnetic Field Inversions of High Cadence SOLIS-VSM Data
• Polarization Properties of Real Aluminum Mirrors, I. Influence of the Aluminum Oxide Layer
• Characterization of Extra-solar Planets with Direct-Imaging Techniques
• Polarimetry of Mars with SPEX, an Innovative Spectropolarimeter
• The Ba II 4554 / Hensuremathβ Imaging Polarimeter for the Dutch Open Telescope