Department of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, United Kingdom.
Phys Rev Lett. 2012 Dec 21;109(25):259701; discussion 259702. doi: 10.1103/PhysRevLett.109.259701.
A Comment on the Letter by A. Eisfeld et al. Phys. Rev. Lett. 105, 137402 (2010). The authors of the Letter offer a Reply.
对 A. Eisfeld 等人的来信的评论。物理评论快报 105, 137402 (2010)。来信作者作出了回复。