Table 3 Summary of pyrrole lifetimes and pump–probe cross-correlation measurements.

From: Identification of a new electron-transfer relaxation pathway in photoexcited pyrrole dimers

λ pump /nm

τ 1 /fs

τ 2 /fs

τ 3 /ps

g(t )/fs

249.5

47±1

  

180±1

245

46±8

270±40

 

179±8

240

57±8

190±30

2.5±1.5

179±9

200

31±1

360±120

1.1±0.2

289±3

  1. The 1/e lifetimes and pump–probe cross-correlation, g(t), extracted from time-resolved photoelectron spectra of pyrrole using 1.8 bar He carrier gas with different pump wavelengths. The errors quoted represent 2 s.d.
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