TY - GEN AU - Allamandola,L J AU - Tielens,A G AU - Barker,J R TI - Interstellar polycyclic aromatic hydrocarbons: the infrared emission bands, the excitation/emission mechanism, and the astrophysical implications SN - 0067-0049 PY - 1999///0909 KW - Astronomical Phenomena KW - Astronomy KW - Carbon KW - analysis KW - Deuterium KW - Hydrogen KW - Molecular Structure KW - Oxygen KW - Polycyclic Aromatic Hydrocarbons KW - Solar System KW - Spectrophotometry, Infrared KW - Spectrophotometry, Ultraviolet KW - Spectrum Analysis N1 - Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; Review UR - https://doi.org/10.1086/191396 ER -