High-pressure chemical deposition for void-free filling of extreme aspect ratio templates

  • Justin R. Sparks
  • , Neil F. Baril
  • , Banafsheh Keshavarzi
  • , Mahesh Krishnamurthi
  • , Ivan Temnykh
  • , Pier J.A. Sazio
  • , Anna C. Peacock
  • , Ali Borhan
  • , Venkatraman Gopalan
  • , John V. Badding

Research output: Contribution to journalArticlepeer-review

Abstract

Near atomically smooth, void-free, centimeter-long amorphous silicon waveguides are produced by high pressure chemical fluid deposition in the pores of a microstructured optical fiber template (right inset). Semiconductor waveguides fabricated by conventional deposition/fabrication approaches have a surface roughness that is a constraining factor in most optoelectronic devices, but these waveguides conform to the extraordinarily geometrically perfect optical fiber pores (DIC image, bottom inset).

Original languageEnglish (US)
Pages (from-to)4605-4611
Number of pages7
JournalAdvanced Materials
Volume22
Issue number41
DOIs
StatePublished - Nov 2 2010

All Science Journal Classification (ASJC) codes

  • General Materials Science
  • Mechanics of Materials
  • Mechanical Engineering

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