Arrangement of a nanostructure array to control equilibrium and nonequilibrium transports of macromolecules

Takao Yasui, Noritada Kaji, Ryo Ogawa, Shingi Hashioka, Manabu Tokeshi, Yasuhiro Horiike, Yoshinobu Baba

Research output: Contribution to journalArticlepeer-review

14 Citations (Scopus)

Abstract

Exploiting the nonequilibrium transport of macromolecules makes it possible to increase the separation speed without any loss of separation resolution. Here we report the arrangement of a nanostructure array in microchannels to control equilibrium and nonequilibrium transports of macromolecules. The direct observation and separation of macromolecules in the nanopillar array reported here are the first to reveal the nonequilibrium transport, which has a potential to overcome the intrinsic trade-off between the separation speed and resolution.

Original languageEnglish
Pages (from-to)3445-3451
Number of pages7
JournalNano Letters
Volume15
Issue number5
DOIs
Publication statusPublished - May 13 2015
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Bioengineering
  • Chemistry(all)
  • Materials Science(all)
  • Condensed Matter Physics
  • Mechanical Engineering

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