The work of biochemists and molecular biologists often is dependent or extremely favored by a preliminary computer analysis. Thus, the development of an efficient and friendly computational tool is very important. In this ...

The excitonic spectrum of radially polarized semiconductor rings has been analyzed theoretically, in the presence of an in-plane electric field and a perpendicular magnetic field. Based on the numerically exact solution, ...

Genome analyses of a large number of mycobacteriophages, bacterial viruses that infect members of the genus Mycobacterium, yielded novel enzymes and tools for the genetic manipulation of mycobacteria. We report here the ...

The value of the circumference s length divided by its diameter has a result a constant named PI; This value is known since ancient times by the Greeks and Egyptians, but only in current history this constant has been ...