Enthusiastic retraction and retracted correction mark loss of researcher’s fourth and fifth papers

IJMPBHere’s a physics retraction whose use of an exclamation point — the only one we’ve ever seen in a retraction notice! — makes the editors’ exasperation palpable.

It’s also the the fourth retraction for R. K. Singhal, of the University of Rajasthan, Jaipur, India. Behold the notice for “Magnetic behavior of functionally modified spinel Ni0.4Ca0.6Fe2O4 nanoferrite,” in the International Journal of Modern Physics B: Continue reading Enthusiastic retraction and retracted correction mark loss of researcher’s fourth and fifth papers