With the holiday season upon us, it is useful to be able to determine just how much (or how little) spiking the office party punch has received. [Russell Smith] shows how he tried to determine the ...

PORTLAND, Ore.—Using a new twist on the traditional thermogravimetric analysis (TGA) technique, the National Institute of Standards and Technology (NIST) demonstrated a new method for taking Nanoscale ...

There are few experimental techniques that allow the study of force on biological molecules. Among them, optical or magnetic tweezers and atomic force microscopes (AFMs) have provided much insight ...

The amount of “bound water” in dense biological membranes such as human stratum corneum (keratin) can be estimated from the water desorption curves of the hydrated tissue. A distinct decrease in the ...

Mettler Toledo has released the XP56 Microbalance, which is designed to tackle a typical problem of development and quality-control labs: With its minimum sample size and simple sample transfer ...