Keyword: Particulate matter (PM)

Briefs: Medical
Relativistic Ion Tracks (RITRACKS)

Once astronauts venture beyond Earth’s protective atmosphere, they are exposed to the high-energy charged particles of galactic cosmic rays (GCR) and solar particle events (SPE), and secondary protons and neutrons. GCR are composed of ions, the great majority of which are protons (≈87%) and helium nuclei...

Briefs: Medical
Lateral Displacement Device for Blood Cell Separation

Separation of particles based on size is one of the essential components in biochemical analysis, environmental assays, and industrial and biomedical applications. Filtration is one of the most frequently used techniques to separate particles. A mechanical filter can be used to remove,...

Briefs: Data Acquisition
Micro Cylindrical Ion Trap Micro Mass Spectrometer Instrument System

The goal of this work was to advance the development of new, extremely small (≈2 cm3), low-power (≈3 W), and low-cost micro mass spectrometer instrument systems (μMSIS) through the application of microelectro-mechanical system (MEMS) design and fabrication, and...

Briefs: Propulsion

There are difficulties related to storing enough gas to propel a CubeSat within an onboard tank. Currently, a CubeSat requiring a large volume of gas for extended...

Briefs: Communications
Command and Data Handling for the Magnetospheric Multiscale Mission

The Magnetospheric Multiscale (MMS) mission is the fourth mission of the Solar Terrestrial Probes (STP) program. The MMS mission, consisting of four identically instrumented spacecraft, will use Earth’s magnetosphere as a laboratory to study magnetic reconnection, a...

Briefs: Aerospace
Software for Inferring the Aerosol Water and Soot Fractions from Remote Sensing Measurements

Aerosol water content and soot concentrations are important components of aerosol forcing. Aerosols contain varying amounts of water depending upon their aerosol hygroscopicity, and anthropogenic aerosols are among the most hygroscopic aerosols; hence,...

INSIDER: Electronics & Computers

A research group from ITMO University and the Hebrew University of Jerusalem have invented unique conductive magnetic films that will be applied to transparent data storage, flexible...

INSIDER: Electronics & Computers

Stanford researchers have developed the first lithium-ion battery that shuts down before overheating, then restarts immediately when the temperature cools. The new technology could...

Briefs: Medical
Assessment of Microbial Bioburden Within Aerogel Matrices

A makeshift apparatus has been designed composed of a sealed, hydrophobic 2-propanol/SiO2 aerogel component to filter outside air particles. Following verification and assessment, the apparatus was crafted with a Buchner funnel. Aerogel matrices were tightly fitted into filter...

Briefs: Information Technology

One of the crucial ground structures employed at the launch pad during the Space Shuttle program is the rainbird nozzle system, whose primary objective is to...

Briefs: Materials
EXOS Software

An improved version of EXOS software allows for the modeling of fabrics, mixtures, and porous materials, and also provides the ability to accept hex mesh geometries. The code employs a novel numerical method, a hybrid particle finite element approach, as well as particles and elements in tandem, each modeling distinct aspects of...

Briefs: Manufacturing & Prototyping
Thermal Spraying of Coatings Using Resonant Pulsed Combustion

Thermal spray coating is not a new process. There are different techniques utilized that depend on the objective function of the coating, the environment to which the coated piece will be subjected, and the coating material used. In any application, quality is ultimately measured by...

Application Briefs: Aerospace
Energid Technologies
Cambridge, MA
617-401-7090
www.energid.com

For obvious reasons, conditions on lunar and planetary surfaces can...

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: Medical
Universal Cell-Directed Nanotheranostics

The present invention relates to the field of nanotechnology and, more particularly, to the field of delivery of active agents such as therapeutic and/or imaging agents using micro/nanoscale particles. Porous particles, such as porous silicon particles and porous silica particles, have a number of...

Briefs: Materials
Smart MMOD Thermal Blanket

This innovation provides for significantly improved protection from micrometeoroid and orbital debris (MMOD) particles, and reliably determines the location, depth, and extent of MMOD impact damage.

Briefs: Photonics/Optics
Radiation Design of Ion Mass Spectrometer for Europa

An ion mass spectrometer was developed (IMS) that can operate in the high radiation environment of Jupiter’s magnetosphere and its icy moons. If successful, this instrument will provide the first plasma composition measurements within Jupiter’s magnetosphere. This entails development of...

INSIDER: Electronics & Computers

Space is cold, dark, and lonely. Deadly, too, if any one of a million things goes wrong on your spaceship. It’s certainly no place for a computer chip to fail, which can happen due to the...

Briefs: Electronics & Computers

Making electrical connections inside a vacuum chamber to a stack of electron and ion optical components using the conventional approach of...

Briefs: Mechanical & Fluid Systems
Pneumatic Conveying of Lunar Regolith Simulant

Planetary regolith (dust) is an aggregation of various minerals and different particle sizes. Collection, storage, processing, and disposal of this material are very challenging in the harsh planetary environment. Extraterrestrial operations involving In-Situ Resource Utilization (ISRU) require...

Briefs: Sensors/Data Acquisition
Micro-LIDAR for Flow Velocimetry

A miniature light detection and ranging (LIDAR) velocimetry sensor has been developed to analyze high-velocity and boundary layer flows in real-world conditions. Using Rayleigh scattering, as opposed to the more common particle scattering, the patent-pending sensors provide multiple flow parameters without the...

Briefs: Materials
Surface-Modified Nanoparticles Made From High-Molecular-Weight Carboxylic Acids

An improved class of alumoxanes and a method of synthesizing them have been invented. Alumoxanes are aluminum oxy hydroxide particles that have been modified with compounds containing carboxylic acid groups. For typical applications in which alumoxanes are required...

Briefs: Robotics, Automation & Control
Rapid Quench Furnace for Processing Powder in an Inert Environment

Ongoing work in the development and characterization of sensory materials requires the development of shape memory alloy (SMA) powder or particles. These are embedded in structural material so that the progression of localized damage that occurs during fatigue crack growth will...

Briefs: Robotics, Automation & Control
Lunar Materials Handling System

A method was developed for transfer of lunar soil into and out of process equipment. The Lunar Materials Handling System (LMHS) conveys solids to a process vessel, provides a gas-tight seal, prevents seal contamination, and minimizes wear from abrasive particles. The LMHS increases equipment life and minimizes...

Briefs: Materials
Enhancing MRI Contrast by Geometrical Confinement of Small Imaging Agents Within Nanoporous Particles

Magnetic resonance imaging (MRI) has evolved into one of the most powerful, non-invasive diagnostic imaging techniques in medicine and biomedical research. The superior resolution and in-depth anatomical details provided by MRI are essential for...

Articles: Aerospace
NASA Technology

In satellite images, the waters of the Pearl River, which winds around NASA’s Stennis Space Center, are about the same brownish green typical of waterways the world over....

Application Briefs: Imaging

In a propellant fire, large molten aluminum drops form at the burning surface. The drops are lofted into the environment and can severely damage anything that they fall on. Liquid breakup must...

Briefs: Test & Measurement
Neutron Spectrometer for Inner Radiation Belt Studies

The Earth’s magnetosphere offers a wealth of information on particle dynamics, acceleration, and trapping. Fast neutrons, produced in the Earth’s atmosphere by the impact of galactic cosmic rays (GCRs) and solar energetic particles (SEPs), are an important but poorly measured component of...

Briefs: Test & Measurement
High-Energy Instrumentation for Small Satellite Platforms

Given the increased availability of small satellite opportunities either through CubeSats or the Air Force’s University Nanosat program, and the limited availability of larger platforms, it is challenging to develop new instrumentation that not only fits within the envelope of small...