Table 1 Comparison of STS gap values and absorption and fluorescence spectroscopy

From: Ba+2 ion trapping using organic submonolayer for ultra-low background neutrinoless double beta detector

Species

Band gap / eV (nm)

\({\lambda }_{\max }^{{{{{{{{\rm{abs}}}}}}}}}\) / nm

\({\lambda }_{\max }^{{{{{{{{\rm{emi}}}}}}}}}\)/nm

FBI

3.17 (391.1)

432.5

489

FBI-Na+

3.31 (374.6)

430

489

FBI-Ba+2

3.63 (341.6)

420.5

428

  1. Band gap values measured by STS on Au(111) vs. absorption (\({\lambda }_{\max }^{{{{{{{{\rm{abs}}}}}}}}}\)) and fluorescence emission (\({\lambda }_{\max }^{{{{{{{{\rm{emi}}}}}}}}}\)) spectral peaks measured in solution15.
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