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. 2025 Nov 7;10(45):54919–54928. doi: 10.1021/acsomega.5c08896

1. X-Band Experimental Spectral EPR Parameters Obtained from Chemical-Controlled Eumelanin Polymers.

  DHI EuM-A EuM-B EuM-C DHICA
DHI/DHICA ratio (% wt) 1:0 7:3 1:1 3:7 0:1
g iso-values (±0.00001 unitless) 2.0040 2.0041 2.0041 2.0038 2.0041
ΔH PP (±0.007 mT) 0.476 0.490 0.497 0.503 0.511
ΔY PP (±0.004 unitless) 1.156 1.148 1.169 1.158 1.164