Sebastiaan Haffert
Universitair docent
- Naam
- Dr. S.Y. Haffert
- Telefoon
- +31 71 527 5737
- haffert@strw.leidenuniv.nl
- ORCID iD
- 0000-0001-5130-9153
Universitair docent
- Wiskunde en Natuurwetenschappen
- Sterrewacht
- Sterrewacht
- Xie C., Haffert S.Y., Boer J. de, Kenworthy M.A., Brinchmann J., Girard J., Snellen I.A.G. & Keller C.U. (2021), A MUSE view of the asymmetric jet from HD 163296, Astronomy & Astrophysics 650: L6.
- Harris R.J., Pike F.A., Trappen M., Haffert S.Y., Xu Y., Benoit A., Ross C., MacLachlan D.G., Barboza S., Munch N., Gris-Sanchez I., Blaicher M., Maier P., Koos C., Birks T.A. & Thomson R.R. (2020), Multi-core fibre-fed integral field spectrograph (MCIFU) IV: the fiber link. Navarro R. & Geyl R. (red.), Proceedings Volume 11451, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation IV. SPIE Astronomical Telescopes + Instrumentation 2020 14 december 2020 - 18 december 2020 nr. 11451: SPIE. 1145124.
- Landman R, Haffert S.Y., Radhakrishnan V.M. & Keller C.U. (2020), Self-optimizing adaptive optics control with reinforcement learning. Schmidt D., Schreiber L. & Vernet E. (red.), Proceedings Volume 11448, Adaptive Optics Systems VII. SPIE Astronomical Telescopes + Instrumentation 2020 14 december 2020 - 18 december 2020 nr. 11448: SPIE.
- Haffert S.Y., Por E.H., Keller C.U., Kenworthy M.A., Doelman D.S., Snik F. & Escuti M.J. (2020), The Single-mode Complex Amplitude Refinement (SCAR) coronagraph. II. Lab verification, and toward the characterization of Proxima b, Astronomy & Astrophysics 635: A56.
- Xie C., Haffert S.Y., Boer J. de, Kenworthy M.A., Brinchmann J., Girard J., Snellen I.A.G. & Keller C.U. (2020), Searching for proto-planets with MUSE, Astronomy & Astrophysics 644: A149.
- Haffert S.Y., Holstein R.G. van, Ginski C., Brinchmann J., Snellen I.A.G., Milli J. Stolker T., Keller C.U. & Girard J. (2020), CS Cha B: a disc-obscured M-type star mimicking a polarised planetary companion, Astronomy & Astrophysics 640: L12.
- Por E.H. & Haffert S.Y. (2020), The Single-mode Complex Amplitude Refinement (SCAR) coronagraph. I. Concept, theory, and design, Astronomy & Astrophysics 635: A55.
- Boccaletti A., Chauvin G., Mouillet D., Absil O., Allard F., Antoniucci S., Augereau J.C., Barge P., Baruffolo A., Baudino J.L., Baudoz P., Beaulieu M., Benisty M., Beuzit J.L., Bianco A., Biller B., Bonavita B., Bonnefoy M., Bos S., Bouret J.C., Brandner W., Buchschache N., Carry B., Cantalloube F., Cascone E., Carlotti A., Charnay B., Chiavassa A., Choquet E., Clenet Y., Crida A., Boer J. de, Caprio V. de, Desidera S., Desert J.M., Delisle J.B., Delorme P., Dohlen K., Doelman D.S., Dominik C., Orazi V.D., Dougados C., Doute S., Fedele D., Feldt M., Ferreira F., Fontanive C., Fusco T., Galicher R., Garufi A., Gendron E., Ghedina A., Ginski C., Gonzalez J.F., Gratadour D., Gratton R., Guillot T., Haffert S.Y., Hagelberg J., Henning T., Huby E., Janson M., Kamp I., Keller C., Kenworthy M.A., Kervella P., Kral Q., Kuhn J., Lagadec E., Laibe G., Langlois M., Lagrange A.M., Launhardt R., Leboulleux L., Coroller H.Le., Causi G.Li., Loupias M., Maire A.L., Marleau G., Martinache F., Martinez P., Mary D., Mattioli M., Mazoyer J., Meheut H., Menard F., Mesa D., Meunier N., Miguel Y., Milli J., Min M., Molliere P.M., Mordasini C., Moretto G., Mugnier L., Arena G.Muro., Nardetto N., Diaye M.N., Nesvadba N., Pedichini F., Pinilla P., Por E.H., Potier A., Quanz S., Rameau J., Roelfsema R., Rouan D., Rigliaco E., Salasnich B., Samland M., Sauvage J.F., Schmid H.M., Segransan D., Snellen I.A.G., Snik F., Soulez F., Stadler E., Stam D., Tallon M., Thebault P., Thiebaut E., Tschudi C., Udry S., Holstein R.G. van, Vernazza P., Vidal F., Vigan A., Waters R., Wildi F., Willson M., Zanutta A., Zavagno A. & Zurlo A. (2020), SPHERE+: imaging young Jupiters down to the snowline. arXiv. [white paper].
- Haffert S.Y., Harris R.J., Zanutta A., Pike F.A., Bianco A., Redaelli E., Benoit A., MacLachlan D.G., Ross C.A., Gris-Sanchez I., Trappen M.D., Xu Y., Blaicher M., Maier P., Riva G., Sinquin B., Kulcsar C., Bharmal N.A., Gendron E., Staykov L., Morris T.J., Barboza S., Muench N., Bardour L., Prengere L., Raynaud H.-F., Hottinger P., Anagnos T., Osborn J., Koos C., Thompson R.R., Birks T.A., Snellen I.A.G., Keller C.U., Close L. & Males J.R. (2020), Multi-core fibre-fed integral-field unit (MCIFU): overview and first-light. Schreiber L., Schmidt D. & Vernet E. (red.), Proceedings Volume 11448, Adaptive Optics Systems VII. SPIE Astronomical Telescopes + Instrumentation 2020 14 december 2020 - 18 december 2020 nr. 11448: SPIE. 114484M.
- Close L.M., Males J., Long J.D., Gorkom K. van, Hedglen A.D., Kautz M., Lumbres J., Haffert S.Y., Follette K., Wagner K., Miller K.L., Apai D., Wu Y.-L., Guyon O., Schatz L., Rodack A., Doelman D.S., Snik F., Knight J.M., Morzinski K., Gasho V., Keller C.U., Pearce L., Weinberger A., Perez L. & Doyon R. (2020), Prediction of the planet yield of the MaxProtoPlanetS high-contrast survey for H-alpha protoplanets with MagAO-X based on first light contrasts. Schreiber L., Schmidt D. & Vernet E. (red.), Proceedings Volume 11448, Adaptive Optics Systems VII. SPIE Astronomical Telescopes + Instrumentation 2020 14 december 2020 - 18 december 2020 nr. 11448: SPIE. 114480U.
- Haffert S.Y., Harris R.J., Zanutta A., Pike F.A., Bianco A., Redaelli E., Benoit A., MacLachlan D.G., Ross C.A., Gris-Sánchez I., Trappen M.D., Xu Y., Blaicher M., Maier P., Riva G., Sinquin B., Kulcsár C., Bharmal N.A., Gendron E., Staykov L., Morris T.J., Barboza S., Muench N., Bardou L., Prengère L., Raynaud H.-F., Hottinger P., Anagnos T., Osborn J., Koos C., Thomson R.R., Birks T.A., Snellen I.A.G. & Keller C.U. (2020), Diffraction-limited integral-field spectroscopy for extreme adaptive optics systems with the multicore fiber-fed integral-field unit, Journal of Astronomical Telescopes, Instruments, and Systems 6(4): 045007.
- Landman R. & Haffert S.Y. (2020), Nonlinear wavefront reconstruction with convolutional neural networks for Fourier-based wavefront sensors, Optics Express 28(11): 16644-16657.
- Anagnos T., Maier P., Hottinger P., Betters C.H., Feger T., Leon-Saval S.G., Gris-Sanchez I., Yerolatsitis S., Lozi J., Birks T.A., Vievard S., Jovanovic N., Rains A.D., Ireland M.J., Harris R.J., Kuo Tiong B.C., Guyon O., Norris B., Haffert S.Y., Blaicher M., Xu Y., Straub M., Pott J.-U., Sawodny O., Neureuther P.L., Coutts D.W., Schwab C., Koos C. & Quirrenbach A. (2020), An innovative integral field unit upgrade with 3D-printed micro-lenses for the RHEA at Subaru. Navarro R. & Geyl R. (red.), Proceedings Volume 11451, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation IV. SPIE Astronomical Telescopes + Instrumentation 2020 14 december 2020 - 18 december 2020 nr. 11451: SPIE. 114516Y.
- Pike F.A., Benoit A., MacLachlan D.G., Ross C.A., Harris R.J., Haffert S.Y., Gris-Sanchez I., Birks T.A. & Thomson R.R. (2020), Multi-core fiber-fed integral field spectrograph (MCIFU) - III: an ultrafast laser inscribed photonic reformatter and mask. Navarro R. & Geyl R. (red.), Proceedings Volume 11451, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation IV. SPIE Astronomical Telescopes + Instrumentation 2020 14 december 2020 - 18 december 2020 nr. 11451: SPIE. 1145166.
- Haffert S.Y., Bohn A.J., Boer J.de, Snellen I.A.G., Brinchmann J., Girard J.H., Keller C.U. & Bacon R. (2019), Two accreting protoplanets around the young star PDS 70, Nature Astronomy 3: 749-754.
- Haffert S.Y. (26 november 2019), High-resolution integral-field spectroscopy of exoplanets (Dissertatie. Sterrewacht, Science, Leiden). Promotor(en) en copromotor(en): Keller C., Snellen I.
- Haffert S.Y., Por E.H. & Keller C.U. (2019), Highly multiplexed Bragg gratings for large field of view gas sensing in planetary atmospheres, Optics Express 27(23): 33925-33941.
- Por E.H., Haffert S.Y., Radhakrishnan V.M., Doelman D.S., Kooten M. van & Bos S.P. (2018), High Contrast Imaging for Python (HCIPy): an open-source adaptive optics and coronagraph simulator. Close L.M., Schreiber L. & Schmidt D. (red.), Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series. SPIE Astronomical Telescopes + Instrumentation 10 juni 2018 - 15 juni 2018 nr. 10703: SPIE. 1070342.
- Jovanovic N., Absil O., Baudoz P., Beaulieu M., Bottom M., Cady E., Carlomagno B., Carlotti A., Doelman D., Fogarty K., Galicher R., Guyon O., Haffert S., Huby E., Jewell J., Keller C., Kenworthy M.A., Knight J., Kühn J., Miller K., Mazoyer J., N'Diaye M., Por E., Pueyo L., Riggs A.J.E., Ruane G., Sirbu D., Snik F., Wallace J.K., Wilby M. & Ygouf M. (2018), 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. Close L.M. & Schreiber Schmidt D. (red.), Proceedings Adaptive Optics Systems VI. SPIE Astronomical Telescopes + Instrumentation 10 juni 2018 - 15 juni 2018 nr. 10703: SOIE. 107031U.
- Ruane G., Riggs A., Mazoyer J., Por E.H., N'Diaye M., Huby E., Baudoz P., Galicher R., Douglas E., Knight J., Carlomagno B., Fogarty K., Pueyo L., Zimmerman N., Absil O., Beaulieu M., Cady E., Carlotti A., Doelman D., Guyon O., Haffert S., Jewell J., Jovanovic N., Keller C., Kenworthy M.A., Kuhn J., Miller K., Sirbu D., Snik F., Wallace J.K., Wilby M. & Ygouf M. (2018), Review of high-contrast imaging systems for current and future ground- and space-based telescopes I: coronagraph design methods and optical performance metrics. Lystrup M., MacEwen H.A., Fazio G.G., Batalha N., Siegler N. & Tong E.C. (red.), Space Telescopes and Instrumentation 2018: Optical, Infrared, and Millimeter Wave. SPIE Astronomical Telescopes + Instrumentation 10 juni 2018 - 15 juni 2018 nr. 10698: SPIE. 106982S.
- Haffert S.Y., Wilby M.J., Keller C.U., Snellen I.A.G., Doelman D.S., Por E.H., Kooten M. van, Bos S.P. & Wardenier J. (2018), On-sky results of the Leiden EXoplanet Instrument (LEXI). Close L.M., Schreiber L. & Schmidt D. (red.), Proceedings Adaptive Optics Systems VI. SPIE Astronomical Telescopes + Instrumentation 10 juni 2018 - 15 juni 2018 nr. 10703: SPIE. 1070323.
- Snik F., Absil O., Baudoz P., Beaulieu M., Bendek E., Cady E., Carlomagno B., Carlotti A., Cvetojevic N., Doelman D., Fogarty K., Galicher R., Guyon O., Haffert S., Huby E., Jewell J., Jovanovic N., Keller C., Kenworthy M.A., Knight J., Kuhn J., Mazoyer J., Miller K., N'Diaye M., Norris B., Por E., Pueyo L., Riggs A.J.E., Ruane G., Sirbu D., Wallace J.K., Wilby M. & Ygouf M. (2018), Review of high-contrast imaging systems for current and future ground-based and space-based telescopes III: technology opportunities and pathways. Navarro R. & Geyl R. (red.), Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation III. SPIE Astronomical Telescopes + Instrumentation 10 juni 2018 - 15 juni 2018 nr. 10706: SPIE. 107062L.
- Haffert S.Y. (2016), Generalised optical differentiation wavefront sensor: a sensitive high dynamic range wavefront sensor, Optics Express 24(17): 18986-19007.
- Wilby M.J., Keller C.U., Haffert S., Korkiakoski V.A., Snik F. & Pietrow A.G.M. (2016), Designing and testing the coronagraphic Modal Wavefront Sensor: a fast non-common path error sensor for high-contrast imaging, Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series. SPIE nr. 9909 990921.
- Haffert S.Y., Wilby M.J., Keller C.U. & Snellen I.A.G. (2016), The Leiden EXoplanet Instrument (LEXI): a high-contrast high-dispersion spectrograph, Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series. nr. 9908 990867.
- Mooij E. de, Brogi M., Kok R., Snellen I.A.G., Croll B., Jayawardhana R., Hoekstra H., Otten G.P.P.L., Bekkers D., Haffert S. & Houdt J. van (2013), Search for Rayleigh Scattering in the Atmosphere of GJ1214b, The Astrophysical Journal 771: 109.