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Case Study of Motorcycle Use and Policy Analysis in Huizhou, China
Publisher: American Society of Civil Engineers
Abstract: This paper analyzes the motorcycle usage and policies in Huizhou, China. Two sets of survey data were used in the study: one is Daily Trip Survey of Huizhou that was taken in 2004, and the other one is Resident Travel ...
Vibration of Single- and Double-Layered Graphene Sheets
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Free vibration of single- and double-layered graphene sheets is investigated by employing nonlocal continuum theory and molecular dynamics simulations. Results show that the classical elastic model ...
Carbon Nanotube-Based Sensors for Detection of Gas Atoms
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The potential of single-walled carbon nanotubes as nanosensors in detection of noble gases via a vibration analysis is investigated using molecular dynamics simulations. An index based on frequency ...
Modeling the Instability of Carbon Nanotubes: From Continuum Mechanics to Molecular Dynamics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A hybrid continuum mechanics and molecular mechanics model is developed in this paper to predict the critical strain, stress, and buckling load of the inelastic buckling of carbon nanotubes. ...
Free Vibration of Beams With Two Sections of Distributed Mass
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The equation of free transverse vibration of beams with two sections of partially distributed mass is derived and its exact solution has been obtained. Experimental data for a cantilever beam ...
Development and Application of Water-Saving and Moisture-Retaining Membrane Made from Controllable High Polymer Materials for Concrete Curing
Publisher: American Society of Civil Engineers
Abstract: The conventional curing methods for cement concrete pavement have been frequently criticized for their high levels of water consumption, high labor intensity, high cost, nonuniform curing quality, and other problems. In ...
Buckling and Vibration of Carbon Nanotubes Embedded in Polyethylene Polymers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The discovery of buckling instability and vibration of polyethylene (PE)/carbon nanotube (CNT) matrices is reported by molecular mechanics simulations. The buckling strains and the resonance ...
Driving Forces and Transportation Efficiency in Water Transportation Through Single-Walled Carbon Nanotubes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Based on the concept of an energy pump, water transportation in a carbon nanotube (CNT) is studied by molecular dynamics simulations. The influences of CNT pretwist angle, water mass, environmental ...
Quantifying Railway Ballast Degradation through Repeated Large-Scale Direct Shear Tests and Three-Dimensional Morphological Analysis
Publisher: American Society of Civil Engineers
Abstract: To investigate the mechanism and manifestation of ballast spoilage, this study introduces a novel approach using a repeated large-scale direct shear test (involving multiple large-scale direct shear tests on the same batch ...