Passive Attenuation of Mechanical Vibrations with a Superelastic SMA Bending Springs: An Experimental Investigation

This work presents an experimental study related to the mechanical performance of a special Door Storage design spring fabricated with a superelastic shape memory alloy (SMA-SE).For the experimental testing, the spring was coupled in a rotor machine, aiming to attenuate the mechanical vibration when the system went through a natural frequency witho

read more

The myth of perfection: the image of TV-Globo newscasters

The focus of this article is on the mythical image of perfection of the newscasters of the Jornal Nacional – Globo Television Network – constructed by the Brazilian media.Both as soft as well as hard news in magazines, newspapers and information sites, Fátima Bernardes and Bath Accessories William Bonner are structured as a couple completely f

read more