Ordered sphalerite derivative Cu<sub>5</sub>Sn<sub>2</sub>S<sub>7</sub>: a degenerate semiconductor with high carrier mobility in the Cu–Sn–S diagram
Ventrapati Pavan Kumar, Pierric Lemoine, Virginia Carnevali, Gabin Guélou, Oleg I. Lebedev, Philippe Boullay, B. Raveau, Rabih Al Rahal Al Orabi, Marco Fornari, Carmelo Prestipino, Denis Menut, Christophe Candolfi, B. Malaman, J. Juraszek, Emmanuel Guilmeau
Abstract
The discovery of the monoclinic Cu<sub>5</sub>Sn<sub>2</sub>S<sub>7</sub>phase adds a high mobility member to the Cu–Sn–S diagram and demonstrates how the crystal structure can be advantageously manipulated to design novel compositions for energy-oriented applications.
Topics & Concepts
Monoclinic crystal systemPhase diagramElectron mobilityDegenerate energy levelsSphaleriteMaterials scienceCrystallographyCompound semiconductorDiagramSemiconductorPhase (matter)Crystal structureChemistryOptoelectronicsPhysicsNanotechnologyComputer scienceMetallurgyPyriteQuantum mechanicsDatabaseOrganic chemistryLayer (electronics)EpitaxyChalcogenide Semiconductor Thin FilmsAdvanced Thermoelectric Materials and DevicesQuantum Dots Synthesis And Properties