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pbaqo3.579 Åpca qaFigure 1. (a) Crystal structure of !-(EDMT-TTP)2PF6. (b) Donor arrangement in !-(EDMT-TTP)2PF6. Short
S···S (< 3.70 Å) contacts are drawn by broken lines. Intermolecular overlap integrals (" 10–3) a, p, and q are
4.88, 4.80, and 4.61, respectively.
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129.3°
Figure 2. (a) Crystal structure of !-(MT-MET)2PF6. (b) Donor arrangement in !-(MT-MET)2PF6. Short S···S(< 3.70 Å) contacts are drawn by broken lines. Intermolecular overlap integrals (" 10–3) a, p, and q are 0.45,
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Table 1. Conducting behavior of MTMT-TTP salts.
Anion!rt/S cm–1
–I3
1.8 " 10–3 (Ea = 130 meV)aAuI2–—b–
BF4—b
ClO4–< 10–6c–PF6< 10–6c
AsF6–< 10–6c

Table 2. Conducting behavior of MT-BMDT salts.
Anion!rt/S cm–1
–I3
1.8 (Ea = 85 meV)a
AuI2–
5.1 " 10–1 (Ea = 56 meV)a–BF4
5.3 (Ea = 26 meV)aClO4–
5.9 (Ea = 30 meV)a–PF6
2.5 " 10–3 (Ea = 79 meV)b
AsF6–
2.2 " 10–2 (Ea = 85 meV)ba Measured on a sibgle crystal. b Not obtained. c Measured
on a compressed pellet.

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