%0 Journal Article %T Improved measurement of grainwall contact forces in granular beds using wavelength scanning interferometry %A Zhou, Yanzhou %A Wildman, Ricky D %A Huntley, Jonathan M %J Journal of Optics A: Pure and Applied Optics %V 7 %N 6 %@ 1464-4258 %D 2005-06-01 %~ DeepDyve