TABLE 5.

Overview of energy transfer times

	This work	Others
LHCII
Chl b ↔ Chl b	150 fs, 0.5–1 ps	300 fs, 800 fs*
Chl b → Chl a	300 fs, 5 ps	180 fs, 600 fs, 4–9 ps†,‡
Chl a ↔ Chl a (670 nm)	140 fs, 3.6 ps	350 fs, 3 ps, 6 ps*
Chl a → Chl a (670 → 680 nm)	230 fs, 6 ps	300 fs, 12–20 ps* 2–5 ps (663 nm exc.)
CP29
Chl b ↔ Chl b	360 fs (3 ps ?)
Chl b → Chl a	130 fs, 2.2 ps	150–220 fs, 2.2 ps, 10 ps‡
Chl a ↔ Chl a (670 nm)	3.3 ps
Chl a → Chl a (670 → 680 nm)	300 fs, 5 ps	280 fs, 10–13 ps§

Energy transfer time constants from this work and from literature.

^*Agarwal et al. (2000).

^†Many authors (Du et al., 1994; Bittner et al., 1994, 1995; Visser et al., 1996; Connelly et al., 1997; Kleima et al., 1997; Gradinaru et al., 1998b).

^‡Gradinaru et al. (2000).

^§Gradinaru et al. (1998a).