16:00 - 17:30
Tribology of carbon-based nano materials |
SYNOPSIS
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TT.VI.B.1 |
Diego MARCHETTO University of Modena and Reggio Emilia Humidity effect on lubrication of iron by graphene |
TT.VI.B.2 |
Andrea VANOSSI CNR IOM, Trieste Superlubricity at graphitic interfaces |
TT.VI.B.3 |
Renato BUZIO CNR-SPIN, Genoa Ultralow friction of ink-jet printed graphene flakes |
TT.VI.B.4 |
Denis ROMAGNOLI STS Srl, Rome Improving adhesion of diamond like carbon (DLC) and its tribological properties
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Chair: Sergio VALERI, University of Modena and Reggio Emilia In collaboration with: University of Modena and Reggio Emilia
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SYNOPSIS
The session focuses on tribological properties of carbon based nano-materials at different scales and in different situations. Graphene is the subject of the first and the third presentation. We will show how the environment affects graphene friction reduction properties from a macroscale prospective whenever graphene is deposited on an iron surface and then we will scale down to micro- and nano- systems showing how a large area printing technique can be exploited to produce graphene covered surfaces and analyzing its ultralow friction. The second presentation will shade some light on the atomistic interactions that lead to superlubric graphitic interfaces. The analysis will be conducted from a theoretical point of view. Finally the fourth presentation will revolve around the PVD-PaCVD technology for DLC industrial production. The tailoring of the DLC coatings through an accurate tuning of the deposition parameters is going to be discussed.
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