In the Beer Lambert Law (equation 3) the term IT/Io is called transmittance. This form of spectroscopy has a setup similar to the one used for Absorption. Reflectance spectroscopy is the study of light as a function of wavelength that has been reflected or scattered from a solid, liquid, or gas.
Definition of metadata: Data that serves to provide context or additional information about other data. For example, information about the title, subject, author, typeface, enhancements, and size of the data file of a ...
1) General Definition of the Term. Most definitions will give you a very short and simple explanation of what is metadata. Simply put, it is data that describes other sort of data. For example, keywords used for this article are part of its metadata.Author, date created and file size are also basic examples of a fileâs metadata.redictably, metadata in photography is information that describes not just some random documents and files, but image files. As with all sorts of metadata, it contains information on who made it, when, using what.