Education and career 1988, veterinary degree, university of extremadura, cáceres, spain. 1993, phD in biochemistry and molecular biology, university of extremadura; advisor: germán soler. 1999–2000, postdoctoral researcher, ceA-saclay, gif-sur-yvette, France; advisor: marc le maire. 1989–present, professor of biochemistry and molecular biology, university of extremadura. 2007–present, group lea...

0009-2614/$ see front matter 2010 Elsevier B.V. A doi:10.1016/j.cplett.2010.08.019 * Fax: +972 2 651 3742. E-mail address: [email protected] The residence time of a diffusing particle in a prescribed spatial region recently finds an increasing number of applications in physics and chemistry. A partial differential equation for the residence time moments is derived, as a generalization of the ...