vacate order. Adopted Rules: Closed to Comments. The New York City Environmental Control Board (âECBâ) has modified the ECB Buildings Penalty Schedule to reflect the 2014 updates to the NYC Construction Codes and to more clearly and effectively allow the New York City Department of Buildings (âDOBâ) to enforce particular sections of law.
spectrum-an ordered array of the components of an emission or wave. spectrum line-an isolated component of a spectrum formed by radiation at a uniform frequency. array-an orderly arrangement; an array of troops in battle order. absorption spectrum-the spectrum of electromagnetic radiation that has passed through a medium that absorbed radiation of certain wavelengths.
Infrared Spectroscopy What is Spectroscopy. Spectrometers are instruments which spread light out into its wavelengths creating a spectra. Within this spectra, astronomers can study emission and absorption lines which are the fingerprints of atoms and molecules.