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Advanced Biopolymer–Based Soil Strengthening Binder with Trivalent Chromium–Xanthan Gum Crosslinking for Wet Strength and Durability Enhancement
Publisher: ASCE
Abstract: Xanthan gum (XG) is an effective soil-binding material for enhancing the geotechnical engineering performance of soil. Due to the hydrophilicity of XG, however, its ineffectiveness as a soil-strengthening agent in wet ...
Unsaturated Particulate Materials—Particle-Level Studies
Publisher: American Society of Civil Engineers
Abstract: Analyses and experiments are performed to gain further insight into the behavior of unsaturated particulate materials, with emphasis on the pendular stage. First, interparticle forces are computed based on Laplace's equation; ...
Particle Shape Effects on Packing Density, Stiffness, and Strength: Natural and Crushed Sands
Publisher: American Society of Civil Engineers
Abstract: The size and shape of soil particles reflect the formation history of the grains. In turn, the macroscale behavior of the soil mass results from particle level interactions which are affected by particle shape. Sphericity, ...
Closure to “Particle Shape Effects on Packing Density, Stiffness, and Strength: Natural and Crushed Sands” by Gye-Chun Cho, Jake Dodds, and J. Carlos Santamarina
Publisher: American Society of Civil Engineers
Spatial Variability in Soils: High Resolution Assessment with Electrical Needle Probe
Publisher: American Society of Civil Engineers
Abstract: The global response of a soil is affected by spatial as well as temporal scales. An electrical needle-size probe is developed to effectively assess one-dimensional spatial variability. The probe is designed for laboratory ...
Effect of Soft Viscoelastic Biopolymer on the Undrained Shear Behavior of Loose Sands
Publisher: ASCE
Abstract: Soft viscoelastic biological products such as biopolymers and biofilms have recently garnered significant interest as alternative biogrout materials for ground improvement because of their nontoxic and biodegradable ...
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