When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
By Marina V. Mamonova, Vladimir V. Prudnikov, Irina A. Prudnikova. Friction of the surfaces of solids in the absence of lubrication (dry friction). Mamonova, Marina V.; Prudnikov, Vladimir V.; Prudnikova, Irina A.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.