Keyword: Oxygen

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Briefs: Materials
Using Sunlight to Activate the Flow of Electrical Current in a New Material

Mined to make the first compass needles, the mineral magnetite is also made by migratory birds and other animals to allow them to sense north and south, and thus navigate in cloudy or dark atmospheric conditions or under water. Researchers have compositionally modified...

Briefs: Energy

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...

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Briefs: Manufacturing & Prototyping

Engineers have developed a simple method for producing high-quality graphene that can be used in next-generation electronic and energy devices. The method essentially bakes the compound in a...

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Briefs: Mechanical & Fluid Systems

Oxygen, water, and fuel are of paramount importance to human life. As a leading concept, the solid-oxide electrolysis cell (SOEC) is a very powerful technology, especially...

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Briefs: Energy
Polymer-Reinforced, Non-Brittle, Lightweight Cryogenic Insulation for Reduced Lifecycle Costs

The objective of this project was to develop inexpensive structural cryogenic insulation foam that has increased impact resistance for launch and ground-based cryogenic systems. Two parallel approaches were used: a silica-polymer co-foaming technique...

Briefs: Manufacturing & Prototyping

NASA has investigated and demonstrated the simultaneous production of methane (CH4)...

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Briefs: Test & Measurement

NASA’s Langley Research Center has developed a novel method for long-range atmospheric pressure sensing. Based on known properties involving oxygen density, the technology is able to...

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Briefs: Electronics & Computers

Researchers at NASA’s Glenn Research Center have developed a revolutionary new generation of silicon...

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Briefs: Medical
Generation of High-Pressure Oxygen Via Electrochemical Pumping in a Multi-Stage Electrolysis Stack

Innovators at NASA’s Glenn Research Center have developed a method for producing pure high-pressure oxygen via an electrochemical pumping process through a solid oxide electrolysis (SOE) cell stack. Glenn’s device can either concentrate the...

Briefs: Materials
Catalytic Oxidation of Organic Contaminants at Reduced Pressure

The current technology for catalytic oxidation of aqueous organic contaminants at elevated temperature and pressure works well at operating conditions of 265 °F and 70 psia with effluent TOCs (total organic carbon) of less than 0.5 ppm. However, it does not perform well at the...

Briefs: Materials
Approach for Achieving Flame Retardancy While Retaining Physical Properties in a Compatible Polymer Matrix

NASA’s Kennedy Space Center (KSC) seeks to license its Advanced Fire Retardant Materials to industry. KSC’s scientists have developed processes and know-how to impart fire retardancy to common polymers such as nylons, polyesters, and...

Briefs: Medical
Medical Oxygen Concentrator for Microgravity Operation

Supplemental oxygen delivery systems are vital to provide a critical life support respiratory function. Whether they are used for patients suffering from lung diseases or other illnesses, or astronauts donning an oxygen mask during a toxic spill or fire on a spacecraft, lightweight and...

Briefs: Manufacturing & Prototyping
Method to Improve the Synthesis Process of High-Purity Bulk Multi-Element Compounds

Multi-element compounds have been used ubiquitously in various applications, including electronics, optics, opto-electronics, thermoelectrics, superconductivity, and the recently developed application of spintronics. Besides being the main components of some of...

Briefs: Manufacturing & Prototyping
Fabrication of an Integrated Photonic Waveguide Joint in Micromachined Silicon

High-aspect-ratio silicon structures are necessary components in many MEMS (microelectromechanical systems). Aspect ratio is defined as the ratio of the height of the structure to its lateral width. The structures are typically fabricated through bulk micromachining...

INSIDER: Electronics & Computers

While lithium-ion batteries have transformed our everyday lives, researchers are currently trying to find new chemistries that could offer even better energy possibilities. One...

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Briefs: Manufacturing & Prototyping
Robust, High-Temperature Containment Cartridges for Microgravity

Robust, high-temperature containment cartridges are needed for processing materials science experiments in microgravity. In general, the refractory metals (Nb, Ta, Mo, W, Re) possess the chemical inertness and high melting temperatures desired. Of these materials, niobium and...

Briefs: Materials

An experimental study was conducted in conjunction with the research and development program at the NASA Marshall Space Flight Center (MSFC) on thermal protection systems (TPS) for aerospace applications, a...

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Briefs: Manufacturing & Prototyping
High-Precision Thin Film Metal Liftoff Technique

The objective of this work was to develop a thin film metal liftoff process that would allow one to accurately pattern two-micron-wide (or wider) features. The goal of this innovation was to pattern thin metal films on silicon substrates. The thin metal films can be deposited using physical vapor...

Briefs: Medical
Hydrostatic Hyperbaric Oxygen Treatment Chamber

A hyperbaric chamber has been designed to achieve the goals of maximizing safety, minimizing complexity, and minimizing cost of hyperbaric chamber therapy. This design minimizes the volume of compressed gas in the chamber, and eliminates the need for complex gas mixing, carbon dioxide scrubbing,...

Briefs: Materials
Development of a Novel, Regenerable Microlith Catalytic Reactor for CO2 Reduction via Bosch Process

Utilization of CO2 to produce life support consumables, such as water and oxygen, offers a potential advance for NASA’s cabin atmosphere revitalization system and in-situ resources utilization concepts for long-term manned space...

Articles: Manufacturing & Prototyping

The technologies NASA develops don’t just blast off into space. They also improve our lives here on Earth. Life-saving search-and-rescue tools, implantable medical devices, advances in commercial aircraft safety,...

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Briefs: Materials
Plasma Extraction of Oxygen from the Martian Atmosphere

Extraction of oxygen from the abundant carbon dioxide present on Mars (96% atmospheric composition) is an important objective in preparation for missions to the planet. Oxygen is not only a fundamental reactant with high-specific-energy chemical fuels such as hydrogen and methane, but,...

Briefs: Test & Measurement
Device for Direct Measurement of the Diffusivity and Molecular Release Through Membranes and Filters

Concentration-driven molecular diffusion is a fundamental phenomenon essential for the transport of nutrients in cells, for oxygen exchange in the lungs, and mating of chemicals in industrial reactors and the food industry. Thus, diffusion plays...

Briefs: Medical
Provision of Carbon Nanotube Buckypaper Cages for Immune Shielding of Cells, Tissues, and Medical Devices

NASA has patented a new technology that may prevent the rejection of transplanted cells and tissues. The human immune system identifies and rejects non-host cells and tissues with high efficiency. The new invention involves the fabrication...

Articles: Materials

There are many ways to coat an optic and optimize the coating for a specific application, some more interesting than others. But any thin film coating process requires raw materials, coating...

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Briefs: Medical
Concurrent O2 Generation and CO2 Control for Advanced Life Support

A life support system generates oxygen in low oxygen and/or hazardous environments such as mining, chemical/biological attacks, nuclear fallout, or space exploration. Based on proven technology, this O2/CO2 control system has the potential to significantly...

Briefs: Lighting

High-tech specks called quantum dots could bring brighter, more vibrant color to mass market TVs, tablets, phones and other displays. A new technology called 3M quantum dot enhancement...

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Briefs: Materials
Beneficiation of Planetary Regolith by Pneumatically Enhanced Tribocharging of Granular Material

Liberation of oxygen from the mineral ilmenite (FeTiO3), which may be found on the Moon, Mars, or asteroids, is inefficient due to the abundance of other minerals in the excavated regolith that are present but not needed during the...

Briefs: Manufacturing & Prototyping
Plasma Reduction of Lunar Regolith for In-Space Fabrication

The in situ production of vital gases and raw materials on the lunar surface is an integral part of NASA’s exploration vision. Development of processes for extraction of oxygen and metallics from the lunar regolith will be vital not only for life support on the lunar surface, but also...

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