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Technical Innovation
Energy

New Biodiesel Strains Offer Measurable Gains

Extensive research and development of Hydrotreated Vegetable Oil (HVO) as a renewable and environmentally friendly fuel for diesel engines has been carried out by various OEMs and Tier 1s...

Technology Report
Software

SAE WCX 2022: Internal-Combustion’s Life Extension

Whichever way you “slice” it, the future of the 150-year-old internal combustion engine is moving steadily into the hands of global emissions-policy regulators. New ICE programs...

Articles
Mechanical & Fluid Systems

Remanufacturing Reimagined: How Selective Electroplating Extends Service Life and Reduces the Cost of Aerospace Components

Selective brush plating has dramatically evolved from its origins of touching up existing plating jobs.

NASA Spinoff
Test & Measurement

Measuring Moon Dust to Fight Air Pollution

NASA’s need to contain hazardous lunar dust led to technology that senses other pollutants.

Executive Viewpoints
Manned Systems

Batteries Go Underground

Diesel-powered mining vehicles add risk and complexity underground. Operators need extensive ventilation infrastructure to manage the exhaust gases, and this becomes exponentially larger as mines go deeper. That...

Briefs
Propulsion

Hybrid-Electric Plane Concept Could Reduce Air Pollution

The proposed design could reduce nitrogen oxide emissions by 95 percent.

Articles
Energy

Charting the ICE Future with Mahle’s Martin Berger

Electrification nets the current headlines and Wall Street fervor, but the internal combustion engine (ICE) will easily soldier on for several decades, serving as the core of many...

Technology Report
Unmanned Systems

TDK Unveils Power-Generating Wheel Sensor

Electronics maker TDK in January introduced its InWheelSense piezo-electronic “energy harvesting and sensing module” that it said can generate power from vehicle wheel movement while also...

News
Energy

Reconsidering CNG as an Alt-Fuel Solution

As CO2 emission standards continue to tighten, the future of the IC engine may be inexorably tied to alternative fuels. As automakers seek propulsion solutions delivering convenience...

News
Connectivity

Vehicle Cabin-Air Filters Can Combat Coronavirus, but Effort Is Problematic

On February 4, millions of people across China – some sheltering in place – watched the online-only launch of the Geely Icon SUV. As the China-based...

Technical Innovation
Green Design & Manufacturing

JCB Prepared to Meet EU Stage V Emissions

JCB is preparing to offer Stage V compliant engines across its equipment lines, with updates to its own engine range and changes to supplier models. Group director of engines Alan Tolley said...

News
Transportation

Global Automakers in Canada Want an Industry Impact Assessment Before Shifting to a Single North American Emission Standard

Global Automakers of Canada (GAC) – which represents the Canadian interests of its 15 member companies from...

Articles
Green Design & Manufacturing

Advancing Aftertreatment

Regulations in North America and Europe may have settled for the moment, but the pressure is still on for development in aftertreatment.

Briefs
Lighting

New Engine Optics to Fuel Future Research

An optical setup developed by researchers at Sandia's Combustion Research Facility and the Technical University of Denmark can now quantify the formation of soot — particulate matter consisting...

Road Ready
Energy

2019 Hyundai Nexo: Fuel-Cell Refinement, SUV Luxury

The 2019 Hyundai Nexo is a distinctively styled and luxurious C-class SUV based upon Hyundai’s first fully dedicated fuel-cell electric vehicle (FCEV) platform. A technological...

Briefs
Energy

Ducted Fuel Injection for Soot Reduction

Typical direct-injection engines, such as diesel engines, can produce soot due to fuel-rich combustion conditions. Filters and catalytic converters are currently used to reduce soot and harmful...

Briefs
Green Design & Manufacturing

Nano/Micro Mechanical Environmental Test Cell

A device and method have been developed to conduct compression and tensile tests on soft materials such as flocculated sediments, biopolymers, biological materials, and food stuffs. The device...

Briefs
Energy

Water-Based Battery Stores Solar and Wind Energy

Wind and solar energy generation creates challenges, since the Sun only shines by day, and sometimes the wind doesn't blow. Another variability is surges of demand on the grid. On a hot...

Briefs
Green Design & Manufacturing

Real-Time Airborne Particle Analyzer

Particle analysis is useful for determining chemical compositions in a wide range of disciplines, from ascertaining the source of a petroleum sample to duplicating a fragrance. The technique is appealing...

Briefs
Green Design & Manufacturing

Bi-Directional Energy Cascades and the Origin of Kinetic Turbulence in the Solar Wind

The kinetic turbulence of solar wind originates in the solar corona. The solar wind carries the fluctuations and escapes from the corona along the open magnetic field lines, and enters into the interplanetary space. The energy exchange among waves and particles...

Briefs
Test & Measurement

Geodesolver for the Geodesic Equation

NASA has a need to determine the distribution of dark matter around planets like Earth. Doing so necessitates the ability to repeatedly solve the geodesic equation in simulations of weakly interacting particles streaming through bodies described by a Schwarzschild metric. Geodesolver numerically solves the...

Briefs
Mechanical & Fluid Systems

Quick Disconnect for High-Pressure Mate/De-Mate

NASA Kennedy Space Center seeks partners interested in the commercial application of the Quick Disconnect for High Pressure Mate/De-Mate. Designed at KSC, this technology is intended for use in...

Briefs
Photonics/Optics

Photonic Biosensors Could Lead to Fast, Super-Accurate Diagnostics and Detection

A team at the New York University Tandon School of Engineering has made a discovery that could lead to Star Trek-like biosensor devices capable of flagging the...

Briefs
Medical

Simple Method Developed for 3D Biofabrication Based on Bacterial Cellulose

Bacterial cellulose (BC) nanofibers are promising building blocks for the development of sustainable materials with the potential to outperform conventional...

Briefs
Mechanical & Fluid Systems

Mobile Instrument Detects and Samples Aerosol Particles

Hazardous airborne particles pose a risk for health and safety in a variety of environments; thus, detection of these small particles is essential. Current particle magnification systems are bulky and require a lot of power for operation, making them unsuitable to easily detect and analyze...

Briefs
Electronics & Computers

Phonon Confinement Effect in TiO₂ Nanoparticles as Thermosensor Materials

TiO2 or ZnO nanoparticles (NPs) have a very strong finite-size dependency in their Raman spectra or photoluminescence (PL) spectra due to the phonon...

Briefs
Manufacturing & Prototyping

Atomic Blasting Creates New Devices to Measure Nanoparticles

Like sandblasting at the nanometer scale, focused beams of ions ablate hard materials to form intricate three-dimensional patterns. The beams can create tiny features in the...

Briefs
Test & Measurement

Ultra-Sensitive Temperature Sensor

A temperature sensor with practically no effect at all on the temperature of the object measured has been created in the laboratory by researchers at the University of São Paulo (USP) and the University of Campinas (UNICAMP) and is awaiting a patent for commercial production.

Briefs
Materials

LLNL Finds Reason Behind Defects in 3D Printing

High-speed images of a common laser-based metal 3D printing process, coupled with newly updated computer models, have revealed the mechanisms behind material redistribution, a phenomenon that...