Results 101 to 110 of about 745,871 (341)

Traffic Management Systems [PDF]

open access: yes
This study uses regression analysis to evaluate long-run traffic management system performance. Three important traffic management systems in the Twin Cities metro area - Ramp Metering, Variable Message Signs (VMS), and Freeway Service Patrol (the ...
David Levinson, Wei Chen
core  

An extended car following approach using agent based model on evacuation system of micro traffic [PDF]

open access: yes, 2009
We proposed an extended car-following approach on evacuation system of micro traffic. It is based on the agent model. Parameter which is owned by the agent is the velocity.
Harsono, Tri
core  

Advanced 3D Platforms for Modeling CNS Neuroinflammation: Cell Integration, Techniques, and Challenges

open access: yesAdvanced Healthcare Materials, EarlyView.
This review summarizes the roles of key central nervous system cell types, the extracellular matrix, and the blood‐brain barrier in neuroinflammation, and their integration into diverse 3D culture systems. It examines major incorporation strategies, including direct co‐culture, hydrogel encapsulation, transwell migration assays, and bioprinting ...
Emmanuelle D. Aiyegbusi   +2 more
wiley   +1 more source

Reconstructing the Traffic State by Fusion of Heterogeneous Data

open access: yes, 2009
We present an advanced interpolation method for estimating smooth spatiotemporal profiles for local highway traffic variables such as flow, speed and density.
Bertini   +21 more
core   +1 more source

Small Extracellular Vesicles from Neural Cells: Physiological and Pathological Roles, and Potential in Neurodegenerative Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
Neural cell–derived small extracellular vesicles (sEVs) are emerging as pivotal mediators in neurodegenerative diseases, exerting both pathogenic and therapeutic functions. This review synthesizes current evidence on how sEVs from distinct neural cell types regulate neurodegeneration, neuroprotection, biomarker discovery, and targeted drug delivery ...
Muhammad Waqas Salim   +4 more
wiley   +1 more source

A Flow-Speed Model for Motorways in England: Analysis Under Various Weather Conditions

open access: yesAtmosphere
This work proposes a single regime speed–flow model to fit the speed–flow relationship on the M25, London’s main motorway which is recurrently congested, especially near Heathrow Airport.
Ye Liu   +7 more
doaj   +1 more source

Traffic Speed Report No. 121

open access: yes, 1987
This report documents the May-August 1987 study of free flow automobile and truck speeds on tangent, level and dry sections of rural interstate, rural four-lane, rural two-lane and urban interstate highways in Indiana. The results of this report show that all types of vehicles, on all types of Indiana highways, had an average free flow speed of 59.3 ...
David Cochran, Leroy Gray
openaire   +2 more sources

Mapping Nanoscale Protein‐Corona Kinetics of DoE‐Optimized Perfluorocarbon Encapsulated‐PLGA Nanoparticles by In Situ, Time‐Resolved Synchrotron SAXS

open access: yesAdvanced Healthcare Materials, EarlyView.
A two‐phase workflow (OFAT screening followed by central composite design) maps how processing variables tune PFCE‐PLGA nanoparticle size, dispersity, surface charge, loading, and 19F‐MRI signal. In situ, time‐resolved synchrotron SAXS tracks albumin‐corona growth on intact dispersions and reveals PFCE‐dependent adsorption pathways.
Joice Maria Joseph   +11 more
wiley   +1 more source

Real World Driving Dynamics Characterization and Identification of Emission Rate Magnifying Factors for Auto-rickshaw [PDF]

open access: yesNature Environment and Pollution Technology, 2020
Most urgent transport related problems in India are traffic congestion and concomitant air pollutant emissions. During traffic flow, the common causes of congestion in urban centres are pedestrian interruption, unregulated traffic signals, unregulated ...
Arti Choudhary, Pradeep Kumar, Manisha Gaur, Vignesh Prabhu, Anuradha Shukla and Sharad Gokhale
doaj  

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