Table 1 Common organics (polycyclic aromatic hydrocarbons, PAH) of extraterrestrial origin (meteorites, interstellar medium (ISM)), and potiential biomolecules that could be on the surface of Mars, excitation and emission wavelength peaks, and reference
Biomolecules | Description | Excitation λ | Emission λ | Reference |
|---|---|---|---|---|
ATP | ubiqitous metabolite | 280 nm | 420 nm | Katayama et al. [30] |
Phenaylanine | amino acid in ISM | 260 nm | 282 nm | Seaver et al. [31] |
NADH | ubiqitous metabolite | 350 nm | 460 nm | Richards-Kortum et al. [32] |
Tyrosine | amino acid in ISM | 275 nm | 304 nm | Nevin et al. [33] |
Tyrptophan | amino acid in ISM | 280 nm | 353 nm | Alimova et al. [34] |
Chemical organics | ||||
Benzopyrene | PAH in Mars meteorites | 383 nm | 435 nm | Kuijt et al. [35] |
Chrysene | PAH in Mars meteorites | 307 nm | 370 nm | Kuijt et al. [35] |
Napthalene | PAH in Mars meteorites | 275 nm | 344 nm | Kuijt et al. [35] |
Perylene | PAH in Mars meteorites | 280 nm | no peak | Pujari et al. [36] |
Perylene | 440 nm | 472 nm | Wilson et al. [37] | |
Phenanthrene | PAH in Mars meteorites | 280 nm | 410 nm | Pujari et al. [36] |
Phenanthrene | 306 nm | 361 nm | Kuijt et al. [35] | |
Pyrene | PAH in Mars meteorites | 347 nm | 387 nm | Kuijt et al. [35] |
Pyrene | 342 nm | 376, 396 nm | Wilson et al. [37] |