1–50 von 1,409 Ergebnissen
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    Wreck on the Highway: Intersectionality of Driver Culpability, Tetrahydrocannabinols, Other Intoxicants and Fatalities in Washington State

    Woo, Youngki / Willits, Dale W. / Stohr, Mary K. et al. | Transportation Research Record | 2019

    Given the legalization of recreational cannabis in 2012 in Washington State and recent mixed results regarding the effects of cannabis

     ...

    Why does soil not stick to enamel coating?

    Salokhe, V.M. / Hoki, M. / Sato, K. | Elsevier | 1993
    . Therefore, this study was conducted to look into some physical, chemical and mechanical properties of enamel coating. The investigation included ...

    Wetting Characteristics of Asphalt Binders at Mixing Temperatures

    Osmari, Patricia Hennig / Arega, Zelalem / Bhasin, Amit | Transportation Research Record | 2019
    compared with hot-mix asphalt. Workability at these reduced temperatures typically is achieved by the use of chemical additives in the asphalt ...

    WELDING OF PINS TO MOBILE PLATFORMS ARMS

    Freier Zugriff
    Bożena SZCZUCKA-LASOTA / Tomasz WĘGRZYN / Bogusław ŁAZARZ et al. | DOAJ | 2020
    to make due to the different chemical composition of both steels. The difference in thickness of welded elements creates an additional ...
    Verlag: Silesian University of Technology

    WELDING OF 1.4462 DUPLEX STEEL USED IN MEANS OF ROAD TRANSPORT

    Freier Zugriff
    Bożena SZCZUCKA-LASOTA / Tomasz WĘGRZYN | DOAJ | 2024
    Materials with good mechanical and chemical properties (materials should be resistant to various types of corrosion) are proposed for the ...
    Verlag: Silesian University of Technology

    Weibull Model for Rutting Prediction of Warm-Mix Asphalt Agents: Using Hamburg Wheel-Tracking Device Results

    Mendez Larrain, Matias M. / Tarefder, Rafiqul A. | Transportation Research Record | 2016
    rutting behavior of asphalt concrete. Five mixtures were collected in New Mexico with the same mixture design. Mixtures differed only in the ...

    Wedge-Induced Oblique Detonations with Small Heat Release

    Domínguez-González, Alba / Martínez-Ruiz, Daniel / Scotzniovsky, Luca et al. | AIAA | 2021
    exhibits a thermal-explosion character. In that case, the relevant chemical-kinetic parameter of order unity ...
    Verlag: The American Institute of Aeronautics and Astronautics

    Wave intersection limits for focused compression of air in chemical equilibrium

    PEARSON, L. W. / SCHOELEN, F. J. | AIAA | 1965
    Verlag: The American Institute of Aeronautics and Astronautics

    Water Electrolysis for Propulsion of a Crewed Mars Mission

    Doyle, Kyle P. / Peck, Mason A. | AIAA | 2020
    chemical-propulsion option in that study with an alternative: water-electrolysis propulsion. Propellant is stored as liquid water instead of ...
    Verlag: The American Institute of Aeronautics and Astronautics

    Wall-Modeled Large-Eddy Simulation of Autoignition-Dominated Supersonic Combustion

    Candler, Graham V. / Cymbalist, Niccolo / Dimotakis, Paul E. | AIAA | 2017

    Simulations of combustion in high-speed and supersonic flows need to account for autoignition phenomena, compressibility, and the

     ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Kinetics Model Simulations

    Visualization of Pulse Firing Mode in Hypergolic Bipropellant Thruster

    Fujii, Go / Daimon, Yu / Inoue, Chihiro et al. | AIAA | 2020

    The pulse firing mode of bipropellant thrusters is crucial for the precise attitude control of spacecraft. This research explains how to

     ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Equilibrium

    Visualization of Coolant Liquid Film Dynamics in Hypergolic Bipropellant Thruster

    Fujii, Go / Daimon, Yu / Furukawa, Katsumi et al. | AIAA | 2021

    We conduct a high-speed visualization of coolant liquid film dynamics inside a 10N-class bipropellant thruster using monomethylhydrazine

     ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Equilibrium

    Viscosity correlation for para-hydrogen in the gaseous and liquid states.

    ROSENBAUM, B. M. | AIAA | 1967
    Verlag: The American Institute of Aeronautics and Astronautics

    Vibration Transport of Lunar Regolith for In Situ Resource Utilization Using Piezoelectric Actuators with Displacement-Amplifying Mechanism

    Kawamoto, Hiroyuki | ASCE | 2020
    . Lunar regolith is the most promising substance that can be used as a building material; its chemical composition includes metals, oxygen, helium ...
    Verlag: American Society of Civil Engineers

    Vertical Transport of Lunar Regolith and Ice Particles Using Electrodynamic Traveling Wave

    Kawamoto, Hiroyuki / Hata, Kazuhiro / Shibata, Takahiko | ASCE | 2021
    from the lunar surface, chemical and physical forms, and the amount of water, is unclear, the Japan Aerospace Exploration Agency (JAXA) is ...
    Verlag: American Society of Civil Engineers

    Vertical Transportation of Lunar Regolith and Ice Particles Using Vibrating Tube

    Kawamoto, Hiroyuki / Kubo, Keita / Kikumiya, Ryo et al. | ASCE | 2021
    utilizing a vibration transportation mechanism that realizes the lifting of particles to physical and chemical analyzers installed on the rover. In ...
    Verlag: American Society of Civil Engineers

    Velocity defect laws for transpired turbulent boundary layers

    FRASER, M. D. / MASSACHUSETTS INST. OF TECH. / DEPT. OF CHEMICAL ENGINEERING et al. | AIAA | 1965
    Verlag: The American Institute of Aeronautics and Astronautics

    Validity of police-reported alcohol involvement in fatal motor carrier crashes in the United States between 1982 and 2005

    McCarthy, Melissa L. / Sheng, Peilin / Baker, Susan P. et al. | Elsevier | 2009
    to strengthen their strategies to increase chemical testing of all drivers involved in fatal crashes. ...

    Validation Studies of Fully Implicit, Parallel Finite Element Simulations of Laminar Hypersonic Flows

    Kirk, Benjamin S. / Carey, Graham F. | AIAA | 2010
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Equilibrium

    Validation of Pulse-Detonation Operation in Low-Ambient-Pressure Environment

    Matsuoka, Ken / Takagi, Shunsuke / Kasahara, Jiro et al. | AIAA | 2017
    cycle in a vacuum environment without a purging material, a liquid-purge method proposed by Matsuoka et al. (“Development of a Liquid-Purge ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Equilibrium

    Vacuum Recovery of Polyimide Films Damaged with High Energy Electron Radiation

    Plis, Elena A. / Engelhart, Daniel P. / Murray, Vanessa G. et al. | Springer Verlag | 2022

    Ground- and space-based optical observations of space objects rely on knowledge about how spacecraft

     ...

    Utilizing Nano Silica to Reduce Calcium Oxychloride Formation in Cementitious Materials

    Westbrook, Mallory A. / Ghantous, Rita M. / Weiss, W. Jason et al. | Transportation Research Record | 2022

    This paper examines the use of two nano silica (NS) materials as an additive that can reduce the susceptibility of concrete to deicing

     ...

    Utilization and Loss of Available Energy for Chemical Rockets in Atmospheric Flight

    Abbas, Mohammad / Riggins, David W. / Watson, Michael D. | AIAA | 2021
    chemical rocket operating within the atmosphere are described. The relative contributions of the thermochemical availability and the kinetic energy ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Rocket Propulsion , Principles of Flight

    Utilisation of waste plastic in bituminous mix for improved performance of roads

    Jafar, Jalal J. | Springer Verlag | 2016
    bonding between the plastic surface and the bitumen. This work reports on the use of plastic waste and chemical additives in order to improve the ...
    Verlag: Korean Society of Civil Engineers , Seoul
    Schlagwörter: chemical additives

    Using Suction and Dielectric Measurements as Performance Indicators for Aggregate Base Materials

    Scullion, Tom / Saarenketo, Timo | Transportation Research Record | 1997

    A simple laboratory test for evaluating unstabilized granular base material is introduced. The test consists of monitoring the capillary

     ...

    Using Polyacrylamide Grouts for Permeability Control in Sand

    Khedr, Safwan A. / Ahmed, Mohamed Salah | Transportation Research Record | 1996

    Chemical grouting of permeable soils with highly concentrated low-molecular-weight polymeric solutions greatly reduces the permeability

     ...

    USE OF UNMANNED AERIAL VEHICLES FOR WATER SAMPLING IN HARD-TO-REACH WATER RESERVOIRS

    Freier Zugriff
    Marek MARCISZ / Rafał MORGA / Eryk REMIORZ et al. | DOAJ | 2022
    for the collection of water samples intended for physico-chemical tests, from hard-to-reach surface reservoirs, following the provisions of ...
    Verlag: Silesian University of Technology

    Use of the Iron Chloride Type of Lewis Acid Catalyst in High Reclaimed Asphalt Pavement Content Asphalt Mixtures

    Elnaml, Ibrahim / Liu, Jun / Mohammad, Louay N. et al. | Transportation Research Record | 2023

    The use of reclaimed asphalt pavement (RAP) as a partial replacement for virgin aggregates and asphalt binders has received considerable

     ...

    Use of Tank Bottom Sludge to Construct and Upgrade Unpaved Roads

    Taha, Ramzi / Hassan, Hossam / Al-Rawas, Amer et al. | Transportation Research Record | 2007

    Tank bottoms are the liquids and residue, such as heavy hydrocarbons, solids, sands, and emulsions, that collect at the bottom of the

     ...

    Use of Regional Transportation Planning Tool for Modeling Emergency Evacuation: Case Study of Northern New Jersey

    Ozbay, Kaan / Yazici, M. Anil / Iyer, Shrisan et al. | Transportation Research Record | 2012

    Evacuation modeling and analysis are concerned primarily with identifying the types of traffic movements associated with a disaster

     ...

    Use of Real-Time Dust Monitoring and Surface Condition to Evaluate Success of Unpaved Road Treatments

    Kunz, Bethany K. / Green, Nicholas S. / Albers, Janice L. et al. | Transportation Research Record | 2018
    of real-time dust monitoring and objective road condition evaluations to assess the success of two chemical treatments for a period of 19 ...

    Use of Random Forest to Predict Intermediate Temperature SCB Jc Parameter of Long-Term Aged Asphalt Mixtures

    Ma, Ye / Liu, Jun / Mohammad, Louay N. et al. | Transportation Research Record | 2023
    (LTA) asphalt specimens from volumetric properties of plant-produced asphalt mixtures, and rheological and chemical properties of unaged ...

    Use of Mahua oil for rejuvenation of the aged binder through laboratory investigations

    Freier Zugriff
    Sujit Kumar Pradhan / Umesh Chandra Sahoo | DOAJ | 2022
    (biological name: Madhuca Longifolia) as a potential rejuvenator through rheological, chemical, and thermal characterization of the rejuvenated RAP ...

    Use of emulsion for warm mix asphalt

    Freier Zugriff
    Mahabir Panda / Madan Mohan Padhi / Jyoti Prakash Giri | DOAJ | 2017
    . The organic and chemical additives are normally very costly and still involve certain amount of environmental issues. These factors motivated ...

    Use of Calorimetry to Measure Ice-Melting Capacity

    Nilssen, Kine / Klein-Paste, Alex / Wåhlin, Johan et al. | Transportation Research Record | 2017

    The ability to melt snow and ice is an important feature of any deicing chemical or product. This ability is called the “melting

     ...

    Use of Ash in Low-Volume Road Construction in South Africa

    Heath, Andrew / Theyse, Hechter / Lea, Jeremy | Transportation Research Record | 1999

    Sasol Chemical Industries produces large quantities of coarse clinker and fly ash as a by-product of the coal gasification process at

     ...

    Use of Ash in Hot Dense Mixtures

    Alternative to Reduce Environmental Liabilities
    Serrano-Guzmán, Maria Fernanda / Pérez-Ruiz, Diego Dario / Vanegas, Norma Cristina Solarte | Transportation Research Record | 2015
    disposal costs. An experimental study was undertaken to investigate the use of these ashes as a replacement for mineral filler in hot-mix asphalt ...

    Use of a Lithium-Bearing Admixture To Suppress Expansion in Concrete Due to Alkali-Silica Reaction

    Thomas, Michael D. A. / Stokes, David B. | Transportation Research Record | 1999
    mineral admixture as well as a chemical suppressant of alkali-silica reactivity. Laboratory testing included pore solution studies of pastes and ...

    Use of Accelerated Aging to Predict Behavior of Recycled Materials in Concrete Pavements: Physical and Environmental Comparison of Laboratory-Aged Samples with Field Pavements

    Taylor Eighmy, T. / Cook, Raymond A. / Gress, David L. et al. | Transportation Research Record | 2002
    were used to examine the pavement slab and the aged laboratory prisms. The aging protocol affected both physical and chemical properties of the ...

    Unsteady Simulations of Rocket Plume Expansions in Geostationary Earth Orbit

    Weaver, Andrew B. / Boyd, Iain D. | AIAA | 2017

    Unsteady, direct simulation Monte Carlo/particle-in-cell simulations of rocket plume expansions into the magnetosphere at geostationary

     ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Rocket

    Unsteady Combustor Physics

    Maas, Ulrich | AIAA | 2014
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Kinetics

    Unpaved Road Dust Control in the Piceance Creek Basin in Rio Blanco County, Colorado

    Sanders, Thomas G. / Quayenortey, Jonathan A. / Jorgensen, Dan | ASCE | 2014
    initiated to investigate the effectiveness of several chemical dust suppressants in reducing dust emissions, thus prolonging the intervals between ...
    Verlag: American Society of Civil Engineers

    Unmanned planetary spacecraft chemical rocket propulsion.

    BURLAGE, H. / GIN, W. / RIEBLING, R. W. | AIAA | 1972
    Verlag: The American Institute of Aeronautics and Astronautics

    Unified Approach for Meso-Informed Burn Models in Shocked Energetic Materials

    Udaykumar, H. S. / Sen, Oishik / Lee, Sangyup et al. | AIAA | 2020
    models. One requirement of burn models is to supply a macroscale control volume with an energy release rate due to chemical reactions that ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Energy

    Unified Analysis of Internal Flowfield in an Integrated Rocket Ramjet Engine. I: Transition from Rocket Booster to Ramjet Sustainer

    Sung, Hong-Gye / Yang, Vigor | ASCE | 2012
    -ramjet (IRR) propulsion system. The study consists of two parts: transition from the rocket booster to the ramjet sustainer and combustion ...
    Verlag: American Society of Civil Engineers

    Understanding the Sensitivity of Mixture Cracking Performance Tests to Binder Properties and Long-Term Aging

    Elwardany, Michael / Veginati, Varun / Andriescu, Adrian et al. | Transportation Research Record | 2023
    , chemical, rheological, and fracture properties were obtained from extracted binders to obtain a better understanding of the impact of binder ...

    Understanding of controlled autoignition combustion in a four-stroke gasoline engine

    Zhao, H / Peng, Z / Ladommatos, N | SAGE Publications | 2001
    and particulate emissions. Since CAI combustion is a process dominated by chemical kinetics of the fuel-air mixture, an engine simulation ...

    Unconfined compressive strength of clayey soils stabilized with waterborne polymer

    Naeini, Seyed Abolhassan / Naderinia, Bahman / Izadi, Ehsan | Springer Verlag | 2012
    Abstract Improvement and stabilization of soils are widely used as an alternative to substitute the lacking of ...
    Verlag: Korean Society of Civil Engineers , Heidelberg

    Uncertainty in maritime risk analysis: Extended case study on chemical tanker collisions

    Sormunen, Otto-Ville E / Goerlandt, Floris / Häkkinen, Jani et al. | SAGE Publications | 2015
    article discusses a case study dealing with risk analysis for a chemical spill in the Gulf of Finland and analyses the related uncertainties by ...
    Schlagwörter: Chemical tankers , Gulf of Finland

    Ultraviolet Fixation of Molecular Contamination: Physical Model Numerical Implementation and Validation

    Roussel, Jean-François / Vanhove, Emilie / Tondu, Thomas et al. | AIAA | 2016
    this model, the substrate excitation is followed by the reaction of adsorbed contaminants with excited sites. Contaminant chemical ...
    Verlag: The American Institute of Aeronautics and Astronautics