Transportation Systems

Roads and highways

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Briefs: Lighting
Now, a team from the Max Planck Institute for Polymer Research has developed a new material concept that could allow efficient blue OLEDs with a strongly simplified structure. Read on to learn more.
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Application Briefs: Robotics, Automation & Control
In partnership with Point One, Civ Robotics is ensuring that precise construction layouts won’t be at odds with efficiency. Land surveying is a critical stage in the construction layout process, during which workers use various forms of global navigation satellite systems (GNSS) to mark specific locations for builders. Read on to learn more.
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Briefs: Imaging
Mimicking the easy, instantaneous image processing power of the human eye, Penn State electrical engineering researchers created a metasurface, an optical element akin to a glass slide that uses tiny nanostructures, placed at different angles to control light.
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Technology & Society: Green Design & Manufacturing
Penn State researchers are exploring green stormwater infrastructure to manage severe urban flooding and pollution. They are studying ways to improve the existing green stormwater infrastructure in Lancaster, PA, as a pilot project for other cities as well.
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Articles: Energy
Ishant Jain, Principal Researcher in R&D at Raychem RPG, applied his years of simulation experience to the challenge of creating a smart city-ready and space-conscious power box. The team enlisted multiphysics simulation to tackle the engineering challenges that accompanied the creation of this radical new design.
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Application Briefs: Test & Measurement
Thorough vehicle dynamics tests provide the data that will inform the final setup of the chassis and the characteristics of the control systems.
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Briefs: Manufacturing & Prototyping
Making one kilometer of a two-lane road would use up about three million masks.
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Briefs: Materials
The sustainable material offers a zero-waste solution to boost recycling and support the circular economy.
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Briefs: Materials
The technology could help call attention to important traffic information when it’s dark, with potential benefits for both drivers and pedestrians.
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Briefs: Data Acquisition
The NASA study is a first step in developing a model to deploy in future disasters.
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Briefs: Transportation
Suppose you have 10 taxis in Manhattan. What portion of the borough’s streets do they cover in a typical day?
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Articles: Energy
The first mass-produced electric vehicles (EVs) hit the road late in 2010 with the introduction of the Nissan Leaf, which remains the world’s top-selling,...
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Application Briefs: Communications
Concrete is the material most widely used by humans — after water. As its ingredients are readily available almost anywhere in the world, it is the main component used by...
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Briefs: Materials
A new method increases the service life of concrete structures by reducing the infiltration rates of deleterious ions. The key is a nano-sized additive that slows down penetration of chloride...
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Articles: Transportation
The task of creating a streetlamp optical system has changed over the last 20 years and due to this change, so has optical design software. Let’s compare the task of designing...
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Articles: Automotive
Imagine if every police car, bus, and garbage truck gathered important infrastructure data as they made their usual routes through the city. In different field tests around the world, re...
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Application Briefs: Lighting
Light Efficient Design, a division of TADD, LLC, recently completed an LED retrofit project in the busy “Street of Dreams” retail area of the Monte Carlo Casino and...
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Briefs: Information Technology
In commercial aviation, there have been several recent cases of unstabilized approaches that have resulted in crash landings short of the runway. Some of the direst consequences of these incidents may...
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Briefs: Mechanical & Fluid Systems
Design Environment for Multi-Fidelity and Multi-Disciplinary Components
Many of the most challenging aspects of propulsion system development are related to the prediction of interacting effects among fluid loads, thermal loads, and structural deflection. A typical design practice might ignore the interaction between the physical phenomena where...
Briefs: Physical Sciences
Noncontact DC and AC Magnetostrictive Current Sensor
At the time of this reporting, there have been no effective methods of monitoring current in conductors in space without breaking the circuit or making contact with the conductor. In space, reliability rules all designs, and breaking a circuit to insert a sensor to monitor current would reduce...
Briefs: Electronics & Computers
Multi-Tone, High-Frequency Synthesizer for CubeSat-Borne Beacon Transmitter for Radio Wave Atmospheric Propagation Studies
This report presents the design, construction, and test results of a novel multitone, multi-band, high-frequency synthesizer for application in a space-borne (including a CubeSat) beacon transmitter for radio wave atmospheric...
Briefs: Manufacturing & Prototyping
Full-Cell Evaluation/Screening Technique for New Battery Chemistries
A quick and cost-effective evaluation/screening technique for new battery chemistries was developed that integrates the individual advanced cell component in a full-cell format to identify the critical issues, such as cell component interaction and compatibility before proceeding...
Application Briefs: Lighting
When the NRG power plant in El Segundo, Calif., was redesigned, two towers were demolished which caused extensive light from the plant to bother local neighbors. In an effort...
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Briefs: Materials
Complex Geometry Multi-Use Coatings for Abrasion Prevention, Wear Resistance, and Lunar Dust Removal
Two coatings are required to remove/repel lunar dust particles from the mechanism or surface that needs protection. One coating must be a conductor, and one must be a dielectric. Tungsten carbide (WC) and aluminum oxide (Al2O3) were found to be best...
Briefs: Mechanical & Fluid Systems
Porous Media Jacket for Use in Regeneratively Cooled Rocket Engines
A paper describes a method for regeneratively cooling worst-case gas-phase thrusters using porous media integrated into a regenerative cooling jacket. The enhanced surface area in the jacket compensates for the much lower effective heat transfer coefficients of gases as compared to...
Briefs: Physical Sciences
Interplanetary CubeSats
A report describes upgraded CubeSat satellite elements for the interplanetary environment, with solar sail propulsion and the interplanetary superhighway for navigation and maneuvering. They can host small, capable instruments and optical telecommunications on a mission to map the composition of a sequence of near-Earth...
Briefs: Physical Sciences
Novel Hemispherical Dynamic Camera for EVAs
A novel optical design for imaging systems is able to achieve an ultra-wide field of view (UW-FOV) of up to 208°. The design uses an integrated optical design (IOD). The UW-FOV optics design reduces the wasted pixels by 49% when compared against the baseline fisheye lens. The IOD approach results in a...
Application Briefs: Lighting
The newly-renovated Church of the Covenant in Cleveland, Ohio, has a large, ornate rose stained-glass window that faces the Seidman Cancer Center at the University Hospitals Case Medical Center across...
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Briefs: Software
“Ascent — Commemorating Shuttle” for iPad
A feature-added, interactive version of the video release entitled “Ascent” was developed. The software version contains the full HD (high definition) movie along with extra scenes, still imagery, a movie trailer, and producer notes. The software has been packed as an iOS app, intended for use on...

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