In mammals and plants, the cell nucleus is organized in dynamic macromolecular domains involved in DNA and RNA metabolism. These domains can be visualized by light and electron microscopy and their composition analyzed by ...
Porous silicon has been studied extensively due to the interesting luminous properties that it displays. However, amorphous porous silicon, ap-Si, is an elusive material difficult to produce and study. Since ap-Si can be ...
A lineal or logaritmic frecuency sweep sinusoidal generator is presented. With this generator you can realice an overview or a precise analice of circuits or sistems whose perfomance are frecuency dependent.
This research note discusses the methods, the key findings, and implications of the second study of the political culture of Mexico. The 2006 survey, carried out under the auspices of the Latin American Public Opinion ...
De la Mora, A; Oloriz, F; González-Arreola, C(2000)
The present research approaches the precise palaeoecologic interpretation based on the recognition of 12 'autochthonous' bivalve assemblages among 52 registered from the Upper Jurassic-Lowermost Cretaceous La Caja Formation ...
In this paper an extensive investigation is done of the linear stability of a film falling down a vertical rotating cylinder. Two cases are considered: flow in the outside and flow in the inside of the cylinder. To this ...
The preparation of novel ate-dyes from p-aminophenylbenzacridinones is described. The structure of all the products was corroborated by ir, mass spectrometry and H-1-nmr.