Table 2.
Pre-transition |
Post-transition |
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ODN | α (×103) | ∂a/∂T (×105) | α (×103) | ∂a/∂T (×105) | ΔV•ΦV (×103) | ΦV (×10−3) | ΔVU (cm3/mol) | ΔCp (cal/K•mol) |
ODN-3 | 1.6 | −8.1 | 1.0 | −2.8 | −8.0 | 3.5 | −28 | 550 |
ODN-4 | 1.8 | −10.6 | 1.0 | −2.7 | −3.7 | 3.5 | −13 | 20 |
aThese parameters are measured in 10 mM sodium phosphate buffer (pH 7.0) using a 580 µM solution of the ODN. The experimental errors are: ΔV (±3 cm3/mol) and ΔCp (±10 cal).