3 papers
physics.ins-det2026
Optimized Broadband Cryogenic Ferromagnetic Resonance Spectrometer using a Closed Cycle Refrigerator
Anna Merin Francis, Sunil Nair
We present a vector network analyzer (VNA) based broadband cryogenic ferromagnetic resonance (FMR) spectrometer, operating up to 20 GHz over a temperature range of 11 to 350 K. A c…
cond-mat.str-el2025
Exploring the Anomalous Nernst Effect in SrRuO
Anna Merin Francis, Avirup De, Abhijit Biswas +3
We investigate the anomalous Nernst effect in epitaxial SrRuO thin films grown on c-cut AlO substrates, and in a polycrystalline SrRuO slab. Through comprehensive m…
cond-mat.str-el2025
Magnon Spin Current Modulation through Site-Specific Doping in a Compensated Iron Garnet
Anna Merin Francis, P. B. S. Murthykrishnan, Ratnamay Kolay +2
We report on the impact of manganese doping at the iron sites in Gadolinium Iron Garnet (GdIG, GdFeO), employing temperature-dependent spin Seebeck effect and fe…