High thermal conductivity in short-period superlattices

Nano Letters

Volumn 11, Issue 12, 2011, Pages 5135-5141

  Garg, Jivtesh ^a   Bonini, Nicola ^b   Marzari, Nicola ^c  

^a Massachusetts Institute of Technology Cambridge   (United States)

^b KING'S COLLEGE LONDON   (United Kingdom)

^c EPFL   (Switzerland)

Author keywords

anharmonic phonon scattering; High thermal conductivity; long phonon lifetimes; silicon germanium superlattices

Indexed keywords

ACOUSTIC PHONONS; ANHARMONIC FORCES; ANHARMONIC PHONONS; BOLTZMANN TRANSPORT EQUATION; CONSTITUENT MATERIALS; DENSITY-FUNCTIONAL PERTURBATION THEORY; HIGH THERMAL CONDUCTIVITY; LONG PHONON LIFETIMES; OPTICAL PHONONS; PHONON LIFETIMES; RELAXATION TIME APPROXIMATION; SHORT-PERIOD SUPERLATTICES; SILICON GERMANIUM; SINGLE MODE; SUPERLATTICE PERIODS;

BOLTZMANN EQUATION; DENSITY FUNCTIONAL THEORY; GERMANIUM; PERTURBATION TECHNIQUES; PHONONS; SUPERLATTICES;

THERMAL CONDUCTIVITY;

EID: 83655164376     PISSN: 15306984     EISSN: 15306992     Source Type: Journal    
DOI: 10.1021/nl202186y     Document Type: Article

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