Sebastiaan Haffert

Assistant Professor

Leiden University

Netherlands

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About

Sebastiaan Haffert is an Assistant Professor at Leiden University in the Netherlands. His research focuses on the observation and analysis of protoplanetary systems and exoplanets, as evidenced by his recent articles on Hα emissions from protoplanet candidates and high-contrast imaging techniques using MagAO-X. He also explores advancements in wavefront sensing technologies and their applications in next-generation astronomical telescopes.

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Collaborators (8)

Katherine Follette

Assistant Professor

Amherst College

UNITED STATES

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Ewan Douglas

University of Arizona

UNITED STATES

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Gabriel-Dominique Marleau

Universität Duisburg-Essen

GERMANY

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Matthew Kenworthy

UNITED STATES

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Tomas Stolker

Assistant professor

Leiden University

NETHERLANDS

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Christian Ginski

Lecturer (Assistant Professor)

Ollscoil na Gaillimhe – University of Galway

IRELAND

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Sean Andrews

Smithsonian Institution

UNITED STATES

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Laird Close

Professor

University of Arizona

UNITED STATES

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Sebastiaan Haffert

Research Interests

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About

Articles (20)

Polarization aberrations in next-generation Giant Segmented Mirror Telescopes (GSMTs)

Discovery of Hα Emission from a Protoplanet Candidate around the Young Star 2MASS J16120668–3010270 with MagAO-X

Three Years of High-contrast Imaging of the PDS 70 b and c Exoplanets at Hα with MagAO-X: Evidence of Strong Protoplanet Hα Variability and Circumplanetary Dust

Wide Separation Planets in Time (WISPIT): Discovery of a Gap H<i>α</i> Protoplanet WISPIT 2b with MagAO-X

Adding colour to the Zernike wavefront sensor: Advantages of including multi-wavelength measurements for wavefront reconstruction

Five New Sirius-like White Dwarf–Main-sequence Star Systems with MagAO-X

A planetary-mass candidate imaged in the Young Suns Exoplanet Survey

Making the unmodulated pyramid wavefront sensor smart

Bioverse: Giant Magellan Telescope and Extremely Large Telescope Direct Imaging and High-resolution Spectroscopy Assessment—Surveying Exo-Earth O2 and Testing the Habitable Zone Oxygen Hypothesis

Astrometric Calibration of MagAO-X with Updated Solutions for HD 165054 Field Stars

Making the unmodulated Pyramid wavefront sensor smart

Into nonlinearity and beyond for Zernike-like wavefront sensors

Improved Companion Mass Limits for Sirius A with Thermal Infrared Coronagraphy Using a Vector-apodizing Phase Plate and Time-domain Starlight-subtraction Techniques

Combining EFC with spatial LDFC for high-contrast imaging on Subaru/SCExAO

Implicit electric field conjugation: Data-driven focal plane control

HIP 67506 C: MagAO-X confirmation of a new low-mass stellar companion to HIP 67506 A

The spectrally modulated self-coherent camera (SM-SCC): Increasing throughput for focal-plane wavefront sensing

Characterizing the Protolunar Disk of the Accreting Companion GQ Lupi B*

Self-optimizing adaptive optics control with reinforcement learning for high-contrast imaging

Fundamental limit of single-mode integral-field spectroscopy

Collaborators (8)

Katherine Follette

Ewan Douglas

Gabriel-Dominique Marleau

Matthew Kenworthy

Tomas Stolker

Christian Ginski

Sean Andrews

Laird Close

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