Evidence of persistence of weak magnetic cycles during solar grand minima phases driven by meridional plasma flows

Chitradeep SAHA, Indian Institute of Science Education and Research Kolkata, Kolkata, India, Sanghita Chandra, Indian Institute of Science Education and Research, Kolkata, Center of Excellence in Space Sciences India, Mohanpur, India and Dibyendu Nandy, Indian Institute of Science Education and Research Kolkata, Center of Excellence in Space Sciences India and Department of Physical Sciences, Kolkata, India