Publications Details

Can lasers really refrigerate CdS nanobelts?

Morozov, Yurii V.; Zhang, Shubin; Janko, Boldizsar; Melgaard, S.; Bender, Daniel A.; Davis, E.J.; Pauzauskie, Peter J.; Kuno, Masaru

Five years ago, Xiong and co-workers reported the net laser cooling of a CdS nanobelt, which seemed to be the remarkable conclusion to a 16-year search for ways to successfully cool a semiconductor using light. Furthermore, as we describe below, there are questions and concerns about this study that cast doubts on its validity.