V. N. Shalyapin
Universidad de Cantabria, National Academy of Sciences of Ukraine
Papers
6
Total Citations
122
H-Index
5
About
V. N. Shalyapin is a prominent astrophysicist specializing in gravitational lensing, quasar variability, and accretion disk physics. Working at the intersection of observational astronomy and cosmology, Shalyapin has made significant contributions to our understanding of lensed quasar systems through long-term, high-precision photometric monitoring campaigns. Among his most impactful contributions is a multiwavelength microlensing analysis of the lensed quasar SBS 0909+532, which enabled precise measurements of both time delays and accretion disk size — a technically demanding achievement that has garnered 38 citations. His early work establishing the first robotic monitoring of a lensed quasar (31 citations) helped pioneer automated, systematic approaches to quasar observation. His detailed studies of the iconic double quasar Q0957+561, spanning over five years of robotic optical monitoring, yielded refined time delay measurements and new insights into intrinsic variability mechanisms and cD galaxy substructure, further cementing his reputation in the field. As a key contributor to the Liverpool Quasar Lens Monitoring (LQLM) project, Shalyapin has helped establish robust observational infrastructure for studying gravitational lenses. His cumulative body of work, totaling over 120 citations, represents a sustained and methodologically rigorous contribution to extragalactic astronomy and observational cosmology.
Research Focus
Key Achievements
Top Papers
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- 3New two-colour light curves of Q0957+561: time delays and the origin of intrinsic variations25 citations · 2008
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- 6Robotic Monitoring of Gravitationally Lensed Quasars4 citations · 2010