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Fig. 5

image

IR Spectra C2N2 in D2 matrix at 3.8 K with different time of VUV irradiation (λ > 120 nm). Assignments DCN-monomer (M) dimers (D) and polymers (P), DNC and CNCN. a) deposition; b) after 5 min; c) 15 min; d) 35 min; e) 75 min; f) 135 min; and g) difference spectrum (135 min deposition). The band at 2668 cm-1 is a C2N2 combination mode.

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