Comment on: "Ultrasonic propagation: A technique to reveal field induced structures in magnetic nanofluids" [Ultrasonics 60 (2015) 126-132]

Ultrasonics. 2019 Apr:94:340-341. doi: 10.1016/j.ultras.2018.07.014. Epub 2018 Jul 25.

Abstract

I have shown that authors (Prakash et al., 2015) to obtained unreasonably good agreement between the calculated by using wrong theory and the wrong experimental data.

Keywords: Anisotropy; Errors; Magnetic fluid; Ultrasonic.