布里渊显微术,它真正测量的是什么?
定量方法
2018-11-30 v2 软凝聚态物质
生物物理
光学
摘要
布里渊显微术测量压缩性,但正日益被用于评估细胞与组织的刚度。利用具有可调特性的水凝胶,我们证明布里渊显微术对水合材料的刚度不敏感,但强烈依赖于水含量,这与双相压缩性理论模型一致。布里渊测量与刚度间的经验相关性源于它们对水含量的共同依赖,但一旦控制水合,相关性即消失。
引用
@article{arxiv.1711.03312,
title = {Brillouin microscopy, what is it really measuring?},
author = {Pei-Jung Wu and Irina Kabakova and Jeffrey Ruberti and Joseph M. Sherwood and Iain E. Dunlop and Carl Paterson and Peter Török and Darryl R. Overby},
journal= {arXiv preprint arXiv:1711.03312},
year = {2018}
}
备注
Updated version with expanded discussion, additional data and a mathematical model to relate Brillouin measurements to water content