Racemic [n]helicenes at the photoexcited state under 1.6 T reveals circular polarization in the order of 0.1 % T⁻¹ at the room temperature. The magnetic circularly polarized luminescence sign can be inverted by choosing Faraday geometry and [n]-number with/without methoxy groups.

中文翻译：

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在四氢呋喃和二甲基亚砜溶液中外消旋 [n] Helicenes (n=3–5,7) 的光激发态下的磁性圆偏振发光

在 1.6 T光激发态下的外消旋 [n] 螺旋烯在室温下显示出 0.1 % T ^-1数量级的圆极化。可以通过选择法拉第几何形状和 [n] 数（带/不带甲氧基）来反转磁性圆偏振发光符号。