Tertiary sources are excellent starting points! They consist of information synthesized from primary and secondary sources. Examples include:
These resources give you succinct overviews of your topic, explain scholarly arguments, point out interesting questions, and refer you to especially key sources.
CRC Handbook of Chemistry and Physics - CRC Press
Call Number: Click title for location and availability information!
A foundational reference text in chemistry and physics, available in print.
Encyclopedia of Spectroscopy and Spectrometry
by
John C. Lindon (Editor); George E. Tranter (Editor); John L. Holmes (Editor)