CAZOR ALISTE, Kamel y SALAS Salazar, Carolina, Coordinadores (2010): Estudios Constitucionales. Santiago: Ediciones Librotecnia, 554 pp.

Centro de Investigación y de Estudios Avanzados del I.P.N.

We study topological defects arising in the Grand Unification Model SU(6)L ⊗SU(6)c⊗SU(6)R ×Z3. In particular we show the existence of massive magnetic monopoles, cosmic strings and global textures in a particular symmetry breaking chain. We comment on the possible relation to astrophysical problems, in particular to the explanation of the origin of the highest energy cosmic rays reported recent...

2010 North Carolina Turfgrass Conference Turf

Santiago Ramón y Cajal o la pasión España

AUGUSTIN ALBARRACIN, Santiago Ramon y Cajal o la pasion Espaiia, 2nd ed., with introduction by P. Lain Entralgo, Barcelona, Editorial Labor, 1982, 4to, pp. 311, illus., [no price stated], (paperback). Compared with other Continental countries, Spain produced very few outstanding medical scientists in the nineteenth century. It is, therefore, understandable, as well as right and proper, that Spa...

Santiago Ramón y Cajal (1852-1934): pride of Petilla.

Medicine in Stamps R amón y Cajal remarked in his autobiography: " How many interesting facts fail to be converted into fertile discoveries because their first observers regard them as natural and ordinary things, unworthy of thought and analysis! " One cannot fault Cajal for his grandiloquence; his mind was so full of ingenuity and passion for his work that he could not have expressed himself ...

Santiago Ramón y Cajal’s Advice for a Young Investigator

Santiago Ramón y Cajal, a mythic figure in science and recognized as the father of modern anatomy and neurobiology, was largely responsible for the modern conception of the brain. The first to publish on the nervous system, he sought to educate the novice scientist about how he thought science should be done. We asked an accomplished young investigator to take a fresh look at this recently redi...