Pathikumar Sellappan |  Anthony Y. Fong... -  《Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics》 - 2018,735 - 741～749 - 共9页 - 被引量：2

摘要：Mg-Si-Sn solid solutions have interesting and useful semiconducting properties particularly for ther?moelectric applications. While cubic solid solutions have been prepared by a variety of methods, so...

关键词： Thermoelectric materials |  Metastable phases |  Phase transformation |  Current activated pressure assisted |  densification (CAPAD) |  Spark plasma sintering (SPS) |  Transport properties

Chad Warren |  Pathikumar Sellappan... -  《Spintronics XI》 -  SPIE Conference on Spintronics - 2018, - 107320G-1～107320G-8 - 共8页

摘要：Rare earth iron garnets (REIG's) are important component materials in magnetic insulator based spintronics due to their low spin wave damping and electrically insulating properties. Yttrium iron garne...

关键词： Ferromagnetic resonance |  rare earth iron garnets |  spin waves |  spin damping |  powder |  YIG |  TIG |  perpendicular magnetic anisotropy |  PMA |  solid solution

NSTL主题词： synthesis |  Powders |  Powder

Tanguy Rouxel |  Pathikumar Sellappan... -  《Comptes rendus. Mecanique》 - 2014,342(1) - 46～51 - 共6页 - 被引量：27

摘要：The microcracking sequence (radial, median, lateral, and ring-like) arising at the glass surface under sharp contact loading and the extent to which these cracks develop is intimately related to the w...

关键词： Glass |  Mechanical behavior |  Indentation |  Deformation |  Cracking

Guillaume F Nataf |  Pedro O Castillo-Vil...... -  《Journal of Physics. Condensed Matter》 - 2014,26(27) - 275401-1～275401-9 - 共9页 - 被引量：36

摘要：Acoustic emission has been measured and statistical characteristics analyzed during the stressinduced collapse of porous berlinite, AlPO_4, containing up to 50 vol% porosity. Stress collapse occurs in...

关键词： acoustic emission |  AlPO_4 |  porous material |  failure

Pathikumar Sellappan |  Jean-Pierre Guin... -  《Journal of the European Ceramic Society》 - 2013,33(4) - 847～858 - 共12页

摘要：The crack initiation load and fracture toughness were characterized as a function of diamond particle content, up to 25 vol%, in silicon oxycarbide glass matrix by means of Vickers indentation and sin...

关键词： Polymer derived ceramics |  Silicon oxycarbide glass-diamond composites |  Fracture toughness |  Crack initiation |  Surface damage resistance

Pathikumar Sellappan |  Liviu Toma... -  《Journal of the American Ceramic Society》 - 2012,95(2) - 545～552 - 共8页

摘要：New types of bulk SiOC glass matrix composites reinforced with diamond particles were successfully fabricated. Diamond particles were introduced into the SiOC matrix by the polymer-derived ceramics (P...