Question: What are constant pressure charts? Answer: Constant pressure charts like the 500 mb chart shown below may seem obvious to interpret. It has many features similar to what you might see on the ...

Editor’s note: The KOIN 6 Weather team is presenting weather and science lessons to help serve our teachers and students. Click here for more lessons. PORTLAND, Ore. (KOIN) – We are really moving ...

This video will show how to run a nitrogen BET surface area analysis with carbon black reference material on the Micromeritics TriStar II Plus Surface Area and Porosity Analyzer.

X-ray photoelectron spectroscopy (XPS) is widely used for characterizing the uppermost 10 nm of a materials surface. Also called electron spectroscopy for chemical analysis (ESCA), the analytical ...