03/31/2025, 03:29 PM UTC
利用六方氮化硼中的HPhP模式增强热传递Enhancing Heat Transfer with HPhP in Hexagonal Boron Nitride
<p>➀ 研究人员探索了一种通过在六方氮化硼（hBN）中激活双曲正弦声子极化子（HPhP）模式来增强固体界面热传递的新方法。</p><p>➁ 这些混合光-振动模式可以以远超过传统声子-声子传导的速度传递能量。</p><p>➂ 该研究表明，hBN可以作为超快热散发的性能介质，在高频或高功率设备中具有潜在的应用。</p><p>➀ Researchers have explored a novel approach to boost thermal transport across solid interfaces by activating hyperbolic phonon-polariton (HPhP) modes in hexagonal boron nitride (hBN).</p><p>➁ These hybrid light–vibration modes can transfer energy at rates far exceeding conventional phonon–phonon conduction.</p><p>➂ The study shows that hBN can act as a high-performance medium for ultrafast thermal dissipation, with potential applications in high-frequency or high-power devices.</p>
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