How-To Geek on MSN

Excel's Custom Data Validation: A Trick You Didn't Know You Needed

If you've used data validation in Excel before, you probably selected the relevant cells, clicked "Data Validation" in the ...
AZoNano

What are Zero-Dimensional Nanomaterials?

0D nanomaterials are defined by their confinement: in the zeroth dimension, electrons are restricted in all three spatial ...