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@ARTICLE{Brooks:203125,
      author       = {Brooks, Charles M. and Wilson, Richard B. and Schäfer,
                      Anna and Mundy, Julia A. and Holtz, Megan E. and Muller,
                      David A. and Schubert, Jürgen and Cahill, David G. and
                      Schlom, Darrell G.},
      title        = {{T}uning thermal conductivity in homoepitaxial
                      {S}r{T}i{O}$_{3}$ films via defects},
      journal      = {Applied physics letters},
      volume       = {107},
      number       = {5},
      issn         = {1077-3118},
      address      = {Melville, NY},
      publisher    = {American Inst. of Physics},
      reportid     = {FZJ-2015-05140},
      pages        = {051902 -},
      year         = {2015},
      abstract     = {We demonstrate the ability to tune the thermal conductivity
                      of homoepitaxial SrTiO3 films depositedby reactive
                      molecular-beam epitaxy by varying growth temperature,
                      oxidation environment, and cationstoichiometry. Both point
                      defects and planar defects decrease the longitudinal thermal
                      conductivity(k33), with the greatest decrease in films of
                      the same composition observed for films containingplanar
                      defects oriented perpendicular to the direction of heat
                      flow. The longitudinal thermal conductivitycan be modified
                      by as much as $80\%—from$ 11.5W m1K1 for stoichiometric
                      homoepitaxialSrTiO3 to 2W m1K1 for strontium-rich
                      homoepitaxial Sr1þdTiOx films—by incorporating
                      (SrO)2Ruddlesden-Popper planar defects.VC 2015 AIP
                      Publishing LLC.},
      cin          = {PGI-9 / JARA-FIT},
      ddc          = {530},
      cid          = {I:(DE-Juel1)PGI-9-20110106 / $I:(DE-82)080009_20140620$},
      pnm          = {521 - Controlling Electron Charge-Based Phenomena
                      (POF3-521)},
      pid          = {G:(DE-HGF)POF3-521},
      typ          = {PUB:(DE-HGF)16},
      UT           = {WOS:000359375700014},
      doi          = {10.1063/1.4927200},
      url          = {https://juser.fz-juelich.de/record/203125},
}