A photonic equivalent to disclination in crystals has been used to produce orbital angular momentum laser light directly on-chip, ushering in compact and efficient twisted-light lasers.

中文翻译：

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具有扭曲光的片上激光器

相当于晶体向错的光子已被用来直接在芯片上产生轨道角动量激光，从而带来紧凑且高效的扭曲光激光器。