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Article
Open AccessMobility enhancement in heavily doped semiconductors via electron cloaking
Do** is central for solid-state devices from transistors to thermoelectric energy converters. The interaction between electrons and dopants plays a pivotal role in carrier transport. Conventional theory sugg...
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Article
Open AccessObservation of second sound in graphite over 200 K
Second sound refers to the phenomenon of heat propagation as temperature waves in the phonon hydrodynamic transport regime. We directly observe second sound in graphite at temperatures of over 200 K using a su...
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Article
Open AccessQuantized thermoelectric Hall effect induces giant power factor in a topological semimetal
Thermoelectrics are promising by directly generating electricity from waste heat. However, (sub-)room-temperature thermoelectrics have been a long-standing challenge due to vanishing electronic entropy at low ...