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Standard Reference Materials are certified reference materials (CRMs) that can be used to help develop accurate methods of analysis, to calibrate measurement systems used to measure a property at the state-of-the-art limit.
Standard Reference Data cover a broad range of scientific disciplines including atomic and molecular physics, chemical and crystal structures, fluids, material properties, biotechnology, optical character recognition and more. Data products include web applications, personal computer products, site licenses, subscriptions and distributor agreements. The SRD data program includes the Journal of Physical and Chemical Reference Data.
It’s cool to be small. Scientists at the National Institute of Standards and Technology (NIST) have miniaturized the optical components required to cool atoms
Hemp and marijuana both come from the Cannabis plant. But legally, they are very different. If cannabis has less than 0.3% THC — for tetrahydrocannabinol, the
In a technique known as DNA origami, researchers fold long strands of DNA over and over again to construct a variety of tiny 3D structures, including miniature