Hi, I got this Cross pen and pencil set years and years ago from Office Depot, it was the most expensive pen and pencil I ever bought, like $30 and I used it all the time. The pencil is a twist, and should take .7mm lead. I can't even remember when anymo
Cross-linked enzyme aggregates (CLEAs) is an immobilization technique that can be used to customize enzymes under an optimized condition. Structural analysis on any enzyme treated with a CLEA remains elusive and has been less explored. In the present wor
The widespread use of cross-linked polyethylene (XLPE) as insulation in cables may be attributed to its outstanding mechanical and dielectric properties. In order to quantitatively evaluate the insulation status of XLPE after thermal ageing, an accelerated thermal ageing experimental platform is establishe...