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Vivien François Bonvin

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Vivien François Bonvin

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Constraints on the Hubble constant from supernova Refsdal's reappearance

The Magnificent Five Images of Supernova Refsdal: Time Delay and Magnification Measurements

Constraining quasar structure using high-frequency microlensing variations and continuum reverberation

Time delay lens modelling challenge

Measuring accretion disk sizes of lensed quasars with microlensing time delay in multi-band light curves

H0LiCOW XII. Lens mass model of WFI2033-4723 and blind measurement of its time-delay distance and H-0

H0LiCOW-XIII. A 2.4 per cent measurement of H-0 from lensed quasars: 5.3 sigma tension between early- and late-Universe probes

COSMOGRAIL: XIX. Time delays in 18 strongly lensed quasars from 15 years of optical monitoring star

H0LiCOW-XI. A weak lensing measurement of the external convergence in the field of the lensed quasar B1608+656 using HST and Subaru deep imaging

A Microlensing Accretion Disk Size Measurement in the Lensed Quasar WFI 2026-4536