Keyword: Hydrocarbons

Briefs: Aerospace
The reaction converts 90% of plastic to jet fuel and other valuable hydrocarbon products within an hour at moderate temperatures.
Briefs: Energy
The additive creates fuel from biomass while improving engine performance.
Briefs: Manufacturing & Prototyping

Anew material was developed that can extract the key ingredient in the most common form of plastic from a mixture of other chemicals while consuming far less energy than usual....

Briefs: Aerospace

NASA Langley Research Center has developed a novel aircraft design that can carry 150+ passengers over a range of 3,500 nautical miles. Key features include a turboelectric propulsion system, twin...

Briefs: Test & Measurement

The foodborne pathogen Escherichia coli O157 causes an estimated 73,000 illnesses and 60 deaths every year in the United States. Better safety tests could help avoid some of the illnesses...

Articles: Energy
Hi-Light - Solar Thermal Chemical Reactor Technology for Converting CO2 to Hydrocarbons Xiangkun (Elvis) Cao, Jessica Akemi Cimada da Silva, David Erickson, and Tobias...
Briefs: Sensors/Data Acquisition
Gas Sensing System Employing Raman Scattering

The detection and characterization of molecular gases in a sample is a relatively difficult challenge. Usually, this task is relegated to expensive and time-consuming processes like mass spectrometry and gas chromatography. Furthermore, numerous industrial applications require such gas-phase analysis...

Briefs: Materials
Absorbent Polymer Reinforcing Fiber

Absorbent polymers can be used, for instance, to absorb hydrocarbons from an aqueous medium such as the absorption of oil from water. In some configurations, conventional absorbent polymers are contained within a permeable material; for example, conventional spill “socks” and booms can hold an absorbent...

Briefs: Materials

Solar fuels are created using only sunlight, water, and carbon dioxide (CO2). Researchers are exploring a range of target fuels, from hydrogen gas to liquid hydrocarbons, but...

Briefs: Materials
Methodology for the Effective Stabilization of Tin-Oxide-Based Oxidation/ReductionCatalysts

NASA Langley researchers, in work spanning more than a decade, have developed a portfolio of technologies for low-temperature gas catalysis. Originally developed to support space-based CO2 lasers, the technology has evolved into an...

Briefs: Software
Study of Formulating Conserved Scalar Equations for Turbulent Reactive Flows with General Species Mass- Diffusion Coefficients for Utilization in Flamelet Models

The modeling of turbulent reactive flows is a subject of contemporary research. Current turbulent-reaction models cannot account for realistic complexities such as distinct species...

Briefs: Sensors/Data Acquisition
Real-Time Oil Reservoir Evaluation Using Nanotechnology

This innovation is a method and system for evaluating the status and response of a mineral-producing field (e.g., oil and/or gas) by monitoring selected chemical and physical properties in or adjacent to a well site headspace. Nanotechnology sensors and other sensors are provided for one or...

Briefs: Electronics & Computers

NASA’s Glenn Research Center has developed a groundbreaking new microsensor that detects toxic gases and explosives in a variety of environments. Most...

Articles: Photonics/Optics

MultiWave Hybrid Technology* combines multiple laser beams with various wavelengths into a single coaxial laser beam. There are existing systems using two different laser wavelengths...

Briefs: Manufacturing & Prototyping
Increased Alignment in Carbon Nanotube Growth

The combination of electronic and mechanical properties of carbon nanotubes (CNTs) has led to wide-ranging investigation of their potential in future electronics and computing, sensors, electrodes, and composites. A method and system for fabricating an array of two or more CNT structures on a coated...

Briefs: Materials
Predictive Modeling of Corrosion Efficiencies and Toxicities

Atmospheric corrosion is significantly accelerated by the presence of heat, humidity, corrosive salts, and sunlight. At Kennedy Space Center (KSC), all of these accelerants are present, producing an extremely corrosive environment. Toxicity and environmental impacts of some inorganic...

Briefs: Mechanical & Fluid Systems

A lake and shore sampling and sample distribution system was developed for a Titan lake environment (93.7 K, in liquid hydrocarbons). The Titan Lake and Shore Sampler (TLASS) would enable the chemical analysis of...

Briefs: Physical Sciences
Miniaturized Schottky Diode Sensors for Hydrogen and Hydrocarbon Detection at High Temperatures

A miniaturized Schottky diode hydrogen and hydrocarbon sensor with the structure of catalytic metal-metal oxide-silicon carbide (SiC) has been developed. The major innovation of this work is the use of the metal oxide, palladium oxide...

Briefs: Electronics & Computers

Missions to Titan are severely limited in available mass and power because spacecraft have to travel over a billion miles to get there, consuming...

Briefs: Test & Measurement
Heat-Flow Probe Design and Development

The lunar regolith exhibits extremely low conductivity. Penetrating the regolith presents problems if the geo-technical properties of the regolith are not well understood and accounted for.

Briefs: Materials
A Model of Reduced Oxidation Kinetics Using Constituents and Species

Elementary-reaction chemical kinetics of hydrocarbon oxidation consists of hundreds to thousands of species and thousands of reactions. As such, it is impossible to use it in models and codes involving turbulence because computations are unfeasible due to lack of memory and...

Briefs: Sensors/Data Acquisition
Cryogenic Liquid Sample Acquisition System for Remote Space Applications

There is a need to acquire autonomously cryogenic hydrocarbon liquid sample from remote planetary locations such as the lakes of Titan for instruments such as mass spectrometers. There are several problems that had to be solved relative to collecting the right amount of...

Briefs: Materials
Conductive Carbon Nanotube Inks for Use with Desktop Inkjet Printing Technology

Inkjet printing is a common commercial process. In addition to the familiar use in printing documents from computers, it is also used in some industrial applications. For example, wire manufacturers are required by law to print the wire type, gauge, and safety...

Articles: Manufacturing & Prototyping
Briefs: Manufacturing & Prototyping
Flash Cracking Reactor for Waste Plastic Processing

Conversion of waste plastic to energy is a growing problem that is especially acute in space exploration applications. Moreover, utilization of heavy hydrocarbon resources (wastes, waxes, etc.) as fuels and chemicals will be a growing need in the future. Existing technologies require a...

Briefs: Physical Sciences
Surface-Enhanced Raman Scattering Using Silica Whispering- Gallery Mode Resonators

The motivation of this work was to have robust spectroscopic sensors for sensitive detection and chemical analysis of organic and molecular compounds. The solution is to use silica sphere optical resonators to provide surface-enhanced spectroscopic signal.

Briefs: Photonics/Optics
UV Resonant Raman Spectrometer With Multi-Line Laser Excitation

A Raman spectrometer employs two or more UV (ultraviolet) laser wavelengths to generate UV resonant Raman (UVRR) spectra in organic samples. Resonant Raman scattering results when the laser excitation is near an electronic transition of a molecule, and the enhancement of Raman...

Briefs: Materials
Polyolefin-Based Aerogels

An organic polybutadiene (PB) rubber-based aerogel insulation material was developed that will provide superior thermal insulation and inherent radiation protection, exhibiting the flexibility, resiliency, toughness, and durability typical of the parent polymer, yet with the low density and superior insulation...

Briefs: Physical Sciences
Rugged, Portable, Real-Time Optical Gaseous Analyzer for Hydrogen Fluoride

Hydrogen fluoride (HF) is a primary evolved combustion product of fluorinated and perfluorinated hydrocarbons. HF is produced during combustion by the presence of impurities and hydrogen-containing polymers including polyimides. This effect is especially dangerous in...