Phononics and micromechanics of bio-colloidal wiseana iridovirus

Huiming Xiong, Ryan D. Hartschuh, Stephen P. Wargacki, Johnathan Neiswinger, Alexander Kisliuk, Sangwook Sihn, Vernon K. Ward, Richard A. Vaia, Alexei P. Sokolov

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

By using Brillouin Light Scattering (BLS), we have investigated phononic properties of Wiseana iridovirus (WIV) assemblies and dispersed individual viruses at hypersonic frequency window. Propagating modes in virus assemblies and localized vibrational eigenmodes of individual virus have been identified. Based on phonon spectra, Young's modulus of the virus has been estimated to be ~ 7 GPa, suggesting that the WIV virions are mechanically more similar to their DNA cores than to their capsid (protein) shells. The results also indicate that viral colloids are mechanically coupled during assembly in contrast to a system of synthetic polymeric colloids.

Original languageEnglish
Title of host publication2008 8th IEEE Conference on Nanotechnology, IEEE-NANO
Pages638-639
Number of pages2
DOIs
StatePublished - 2008
Externally publishedYes
Event2008 8th IEEE Conference on Nanotechnology, IEEE-NANO - Arlington, TX, United States
Duration: Aug 18 2008Aug 21 2008

Publication series

Name2008 8th IEEE Conference on Nanotechnology, IEEE-NANO

Conference

Conference2008 8th IEEE Conference on Nanotechnology, IEEE-NANO
Country/TerritoryUnited States
CityArlington, TX
Period08/18/0808/21/08

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