Figure 3
From: Polarization induced control of optical trap potentials in binary liquids

Power spectrum density (Scatter points representing experimental data) and the respective Lorentzian fitted data (Solid line) for 250 nm, 550 nm and 1000 nm radius polystyrene bead in (a) Water (b) Methanol (c) 80% MeOH and (d). The size-dependent trap stiffness asymmetry in three different solvents.