The present experiment attenmpted to evaluate the formation of associations between elements of an odour-flavour compoundpared with a LiCl injection, in rats. The data ob­tained show that the aversion produced to the lacquer thinner odour is greater when this is…

In this paper the stability of specific quantum control protocols is analyzed through a simu­lation. Two-level quantum systems driven by resonant external fields are studied. The focus of attention are those protocols requiring long sequences of external pulses. It is…

When performing vulnerability analysis and in absence of statistical data about vulnerability of some types of widespread buildings, unique structures, historical monuments etc, the development of numerical methods and approaches of evaluation and identification of vulnerability grade is shown as…

Biofouling is the colonization of man-made substrata by sessile organisms. The aim of this paper is to evaluate the performance of two antifouling saturated copper coating. Bioassays were can-ied out at a harbor in Argentine (38°02'S-57°32'W). During six months, one…

The performonce of an instrumental response, maintained under o fixed-interval schedule, was studied 30 sec., 40 min., 4 hr. and 8 hs.. afterr administering holoperidol, in rats. A marked reduction of operant responding was seen after the first two periods,…

Two experirnents using the alternative response procedure with 8 and 10 years old boys were conducted. The experiments required that the subjects produced an ordered sequence of binary numbers over alternate trials. Each subject choose on each trial bet­ween five…

Purpose: The purpose of this work is to demonstrate the existence of a number of structural mechanisms that networks actors use to exert tacit power in the GMVNs. Design/methodology/approach: The analysis of the engine manufacturing aeronautical industry based on a…

 Three pigeons were exposed to an autoshaping/autonzaintenance situation where a 4-second stimulus preceded a food delivery, every 128 seconds. For each block of 20 sessions, the stimulus was presented in one of four keys, placed at 0, 6, 18 and…

El género Apteranthes Mikan se considera constituido por unos ocho táxones, en su mayoría distribuidos por el norte de África. Sin embargo, algunos de sus componentes han sido infravalorados en las revisiones más recientes del género, pese a estar bien…

Objeto: En los últimos 50 años las empresas industriales han adoptado sistemas de mejora continua para mejorar su competitividad. Sin embargo, el mantenimiento de estos sistemas de mejora no es fácil. Algunas organizaciones, después de un período inicial de uno…