Argon is an inert gas in group VIII A of the periodic table with atomic number 18, an atomic weight of 39.948, and a density of 1.40 Mg/m 3. In the solid state it forms an fcc crystal with a melting ...

Arc melting uses an electrical arc between an inert electrode and a metal charge in an air-evacuated, argon-backfilled chamber to generate the heat used for melting. An advantage of arc melting is ...

The PECS II system is a fully self-contained, bench-top tool that polishes surfaces and eliminates damage using two wide argon beams. This technique is ... This feature helps to check sample melting ...