Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2024. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ Utilization of XRF for ASR https://rip.trb.org/View/2085719 Fri, 16 Dec 2022 14:15:15 GMT https://rip.trb.org/View/2085719 Enhancing the ABS ACOUSTIC BUBBLE SPECTROMETER® for Kansas https://rip.trb.org/View/2015224 Tue, 30 Aug 2022 17:20:10 GMT https://rip.trb.org/View/2015224 Evaluation of the Acoustic Bubble Spectrometer for Kansas Paving Mixtures https://rip.trb.org/View/1902214 Fri, 07 Jan 2022 12:31:47 GMT https://rip.trb.org/View/1902214 Interdisciplinary Study of Fuel Cell Technologies https://rip.trb.org/View/1230793 Thu, 03 Jan 2013 14:06:19 GMT https://rip.trb.org/View/1230793