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Thermodynamic parameters of AuNRs@PEG and AuNRs@PEG@NAP for the interaction with CT DNA at different temperatures (291 K, 300 K, and 310 K).
| Compound | T (K) | Kb (M−1) | ΔG (kcal M−1) | ΔH (kcal M−1) | ΔS (cal M−1 K−1) |
|---|---|---|---|---|---|
| AuNRs@PEG | 291 | 8.84 (±0.45) × 104 | −2.861 | ||
| 523 nm | 300 | 3.28 (±0.07) × 104 | −2.692 | −5.374 | −8.74 |
| 310 | 2.38 (±0.04) × 104 | −2.696 | |||
| AuNRs@PEG@NAP | 291 | 5.25 (±0.07) × 104 | −2.729 | ||
| 323 nm | 300 | 8.85 (±0.17) × 104 | −2.949 | +4.618 | +25.24 |
| 310 | 16.20 (±0.18) × 104 | −3.209 |
