Listar Volumen 29, Número 1 por título
Mostrando ítems 1-3 de 3
-
Calculations of chemical equilibrium with symbolic computation
(2014-07-07)We show how a processor for symbolic computation can readily enable extensive calculations to describe the equilibria involving gases, the pH of an aqueous solution in the titration of a polyprotic acid, and complex ions ... -
Tecnología y estudios del futuro: a propósito de un libro de Barker y Erickson
(2014-07-07)Futures Studies are important around the world to predict technological and social changes, as demonstrated with a simple Internet search. Paradoxically, these studies are neither promoted nor relevant in Costa Rica, in ... -
Uso de la resonancia magnética nuclear para la determinación de curcuminoides en cúrcuma y curry producidos y vendidos en Costa Rica
(2014-07-07)Turmeric (Curcuma longa) rizhome is used as a spice to give colour to food, but its extracts have also shown many interesting biological activities that make C. longa valuable for cultivation and consumption. The active ...