The power conversion efficiency of solar cells sensitized with colloidal quantum dots is believed to be limited by surface defects. Research now finds that photocarriers trapped at shallow defect states can actually be recovered and ultimately contribute to device efficiency.

中文翻译：

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将缺陷转化为优势

据信用胶体量子点敏化的太阳能电池的功率转换效率受到表面缺陷的限制。现在的研究发现，陷于浅缺陷状态的光载流子实际上可以被回收，并最终有助于提高器件效率。