Jorge (Giorgio) Zgrablich

Pietro Giorgio Lovaglio

In this paper we propose a methodology for the estimation of Customer Satisfaction (CS) conceived as a Latent variable (LV) specified in the American Customer Satisfaction Index (ACSI) structural model. The current proposal puts forward: the approaches of structural equations based on LISREL (Joreskog, 1978), since it involves the dual problem of indeterminacy of the latent scores and the norma...

Giorgio Pochetti

Cooperation ∗ Giorgio Gallo

After a discussion on the relevance of ethics in Operations Research, two approaches to the ethical discourse, one based on rules and the other based on principles and values, are analyzed. Then, two ethical principles, which can help O.R. researchers and practitioners in their activity are discussed in some detail. The first is the “responsibility principle”, proposed in a more general context...

119-122 Giorgio Pompa.qxd:-

Aim. A new manufacturing method aiming at to producing more flexible and resistant NiTi endodontic instruments has been recently developed (Hyflex, produced with CM wire). The purpose of the study was to determine whether this new manufacturing method produces NiTi instruments (Hyflex) of superior flexibility and/or superior resistance to cyclic fatigue, when compared with instruments produced ...

PoStemplate-Giorgio Dragoni-09jan07

It is offered a preview of the lengthy, intense and rich exchange of scientific correspondence (currently in press) which took place in the period from 1931 to 1937 between Ettore and Quirino Majorana. This collection of letters provides insight into the specifically experimental and theoretical aspects tied to the study of changes in photoresistance in thin metal films exposed to light in suit...