无意中查到中科院物理所的陈小龙的2篇文章，发表在2005年的MATERIALS SCIENCE AND ENGINEERING B连续两期上。题目和作者完全一样，文章内容和几乎一样，非常奇怪，我看了一下，觉得他们报道的是同一个东西，令人不解。

Zhao HZ, Chen XL, Jia CC, et al.
A facile mechanochemical way to prepare g-C3N4
MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY 122 (3): 226-230 SEP 25 2005
http://dx.doi.org/10.1016/j.mseb.2005.06.020


Zhao HZ, Chen XL, Jia CC, et al.
A facile mechanochemical way to prepare g-C3N4
MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY 122 (2): 90-93 SEP 15 2005
http://dx.doi.org/10.1016/j.mseb.2005.05.007