The results showed that reducing thiols concentration can reduce specific surface energy, so as to enhance transfer efficiency and spreading effect of ink on substrate surface.

结果表明：降低硫醇浓度可降低其比表面能，从而增大转移率和增强在基底表面的铺展效果。

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Only 12 when she was liberated from Bergen-Belsen, she bore the identification number from the concentration camp, tattooed on her arm in blue ink, for the rest of her life.

BBC: Roma Holocaust survivor and artist Ceija Stojka dies