NASA Ames PAH IR Spectroscopic Database

Tour

Landing

1. Landing

Search...

The web-portal implements a powerful search engine that allows users to find and select data using simplified queries. For example, the search string "C=24 H>=0" will return PAH molecules with 24 carbon atoms and any non-zero amount of hydrogen atoms.

Browse

Here you can peruse the entire set of species in PAHdb.

Selection

Species that have been selected (by ticking checkboxes) from the browse or search pages are bundled here.

Download

Here you can download data and software tools for interacting with the full spectral libraries.

Tools

Here you can access online tools for analysizing selected spectra, including stacking, co-adding, and more.

Results

The results from different tools are collated here.

Advanced

Here you access the advanced search options.

Versions

Here you can select different databases and spectral libraries at different version.

You are kindly asked to consider the following references for citation when using the database:

C.W. Bauschlicher, Jr., A. Ricca, C. Boersma, L.J. Allamandola, "THE NASA AMES PAH IR SPECTROSCOPIC DATABASE: COMPUTATIONAL VERSION 3.00 WITH UPDATED CONTENT AND THE INTRODUCTION OF MULTIPLE SCALING FACTORS", The Astrophysical Journal Supplement Series, 234, 32, 2018 10.3847/1538-4365/aaa019 — BibTeX - RIS
C. Boersma, C.W. Bauschlicher, Jr., A. Ricca, A.L. Mattioda, J. Cami, E. Peeters, F. Sánchez de Armas, G. Puerta Saborido, D.M. Hudgins, and L.J. Allamandola, "THE NASA AMES PAH IR SPECTROSCOPIC DATABASE VERSION 2.00: UPDATED CONTENT, WEBSITE AND ON/OFFLINE TOOLS", The Astrophysical Journal Supplement Series, 211, 8, 2014 10.1088/0067-0049/211/1/8 — BibTeX - RIS
Mattioda, A. L., Hudgins, D. M., Boersma, C., Ricca, A., Peeters, E., Cami, J., Sánchez de Armas, F., Puerta Saborido, G., Bauschlicher, C. W., J., and Allamandola, L. J. "THE NASA AMES PAH IR SPECTROSCOPIC DATABASE: THE LABORATORY SPECTRA", The Astrophysical Journal Supplement Series, 251, 22, 2020 10.3847/1538-4365/abc2c8 — BibTeX - RIS