石墨烯测量揭示能量损失与量子相干指数在栅控下发生背离
科学家们的研究表明，常用于描述石墨烯电子散射的两个指数（非弹性散射指数和退相干指数）并不一定遵循相同的规律。一个多机构研究团队利用栅控外延石墨烯，通过电流加热测量和弱定域分析独立提取了这两个指数。截然不同的栅极电压依赖性证明，能量弛豫和量子相位相干性的丧失可能受不同的微观过程支配。
Phys.org Quantum Physics
Publisher
Sep 23, 2026 at 9:20 PM UTC · 1 分钟阅读
科学家们的研究表明，常用于描述石墨烯电子散射的两个指数（非弹性散射指数和退相干指数）并不一定遵循相同的规律。一个多机构研究团队利用栅控外延石墨烯，通过电流加热测量和弱定域分析独立提取了这两个指数。截然不同的栅极电压依赖性证明，能量弛豫和量子相位相干性的丧失可能受不同的微观过程支配。
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Originally reported by Phys.org Quantum Physics
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