No one has ever probed a particle more stringently than this. In a new experiment, scientists measured a magnetic property of the electron more carefully than ever before, making the most precise ...

Nondestructive testing (NDT) is the process of evaluating the quality and integrity of a manufactured part without harming its usability. There are six common NDT methods: visual testing, liquid ...

Magnetic tweezers are a versatile single-molecule manipulation technique that uses magnetic fields to apply forces and torques on magnetic particles attached to biological molecules, such as DNA, RNA, ...

The United States Pharmacopeia (USP) and others, such as EP, JP, and ChP, have developed test techniques to ensure that particle counts are kept to a minimum in intravenous injections (parenteral ...