paper类型：

       Original research articles：必须有一定的创新性研究，

       Review articles

       Fast Communications

 Research articles should not exceed 30 pages (single column, double spaced) in length and must contain novel research within the scope of the journal. 

Review articles Review articles are typically 30-60 pages (single column, double spaced) in length, and provide a comprehensive review on a scientific topic. They may be relatively broad in scope, thereby serving a tutorial function, or be quite specialized, aimed at researchers in the chosen field. 

Fast Communications A Fast Communication is a short, self-contained article not exceeding 10 pages (single column, double spaced) in length on ongoing research, or reporting interesting possibly tentative ideas, or comments on previously published research. The editorial decision is typically binary to provide rapid dissemination of the results. The objective is to provide detailed, constructive feedback on submitted papers and publish high quality pa