TY JOUR TI Comparative Analysis of Eddies in Open Ocean and Marginal Ice Zone Using SWOT and Sentinel-1 Data KW SWOT KW Sentinel-1 KW SAR KW submesoscale-mesoscale eddies KW Fram Strait JO Russian Journal of Earth Sciences AU Sandalyuk, N.V. AU Khachatrian, E.M. PY 2026 IS 26 PB Geophysical Center of the Russian Academy of Sciences