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Figure 6
Proton NMR signal enhancement by DNP. TE denotes the signal observed at a thermal equilibrium of 3.35 T and 4.2 K (PH = 0.082%). The sample was a 25 mM TEMPO-doped SBR rubber without filler. |
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Figure 6
Proton NMR signal enhancement by DNP. TE denotes the signal observed at a thermal equilibrium of 3.35 T and 4.2 K (PH = 0.082%). The sample was a 25 mM TEMPO-doped SBR rubber without filler. |