Briefs: Test & Measurement
The primary function of a window is to allow observation of, and protection from, a potentially hazardous environment. Yet, from the window designer’s point of view,...
Briefs: Test & Measurement
Measurement of O-phthalaldehyde (OPA)
O-phthalaldehyde (OPA) is a high-level disinfectant commonly used, for example, for sterilization of heat-sensitive medical instruments; it demonstrates effective microbicidal activity against a wide range of microorganisms (including mycobacteria, gramnegative bacteria, and spores). On the International...
Briefs: Test & Measurement
Fire safety in space vehicles is of utmost importance, especially for manned flight. On the International Space Station (ISS), events that may lead to fires, especially smoldering, must be...
Briefs: Test & Measurement
Decomposition Technique for Remaining Useful Life Prediction
Technology has been developed that provides a way to compute the remaining useful life (RUL) of a component or system. The estimation of the RUL of a degraded or faulty component is at the center of condition-based maintenance, and prognostics and health management. It gives operators...
Briefs: Test & Measurement
Researchers at NASA’s Armstrong Flight Research Center have developed and tested a new strain gage that makes significant strides in the state of the art, particularly salient given the...
INSIDER: Test & Measurement
NASA Tests New 'Twist' on Wing Design
Putting a literal and metaphorical twist on conventional designs, researchers at NASA Armstrong Flight Research Center and Langley Research Center investigated a new aircraft aerodynamic wing scheme.
INSIDER: RF & Microwave Electronics
A prototype capsule that one day will return science experiments to Earth was tested by releasing it from a high-altitude balloon. Technology like this capsule could one day return biological...
INSIDER: Medical
To facilitate diagnosis in remote, low-resource settings, researchers have developed a paper-based device that changes color, depending on whether the patient has Ebola, yellow fever,...
News: Data Acquisition
A hybrid technology mixes traditional electronics with flexible, high-performance electronics and new 3D printing technologies. The system takes a razor-thin silicon integrated...
News: Energy
Smart Building Responds to all Climate Conditions
A grid of sensors embedded into an innovative building insulation activates specific façade components to optimize energy savings while improving aesthetics. This high-tech kind of retrofitting approach uses several types of modules that allow real-time monitoring. The multifunctional modular...
News: Test & Measurement
Vibration machines are crucial to test the forces that make things fall apart in the bumpy real world, from small components to complete systems like airplanes or nuclear weapons. Large,...
INSIDER: Test & Measurement
'Electron Camera' Reveals Nature's Fastest Processes
Using a method known as ultrafast electron diffraction (UED), a scientific instrument from the Department of Energy’s SLAC National Accelerator Laboratory reveals nature's fastest processes, including the rapid motions of atoms and molecules.
Articles: Test & Measurement
There are a variety of reasons we need to know the temperature of an object or a process — to prevent product damage, ensure sterilization, determine biological health, ensure...
Articles: Test & Measurement
One important requirement for instruments like oscilloscopes is the ability to detect and trigger on an event of interest within a stream of unsuspicious signals fast and reliably. The quicker a...
Articles: Test & Measurement
With advances in technology, ATE systems are becoming more widely used across a range of industries including manufacturing, avionics, aerospace, military, and defense. ATE systems are...
Products: Test & Measurement
The AQM-103 series of carbon monoxide monitors from OMEGA Engineering (Stamford, CT) are designed to measure CO concentration, humidity, and air temperature. The CE-compliant devices feature a large LCD display that...
Products: Test & Measurement
Yokogawa Corporation of America (Sugar Land, TX) introduced the GS820 multi-channel source measure unit (SMU) that features isolated 2-channel source and measurement functions. The unit sources up to 50 Volts and 0.6 Amps...
Products: Manufacturing & Prototyping
Dean Technology (Carrollton, TX) announced the HVM40B digital voltmeter for measurement of positive or negative voltages up to 40,000 Volts. It features an LED display, solid-state design, and dual-range measurement providing...
Briefs: Test & Measurement
Vector Network Analyzer Calibration for Quasi-Optical Dual Ports
It is desirable to measure the electromagnetic properties of devices and materials in the millimeter part of the spectrum. For guided wave-based devices and materials (waveguides, coaxial devices), a vector network analyzer (VNA) is an excellent tool for this purpose since it...
Briefs: Medical
Improved Detection of Kidney Stones Using S-mode Ultrasound
Ultrasound has been a useful tool in the detection of kidney stones. It is a low-cost solution that does not require ionizing radiation that would be harmful to vulnerable populations such as children and recurrent stone formers. However, it suffers from a broad range of sensitivity (78...
Briefs: Test & Measurement
The measurement of structural properties of materials at cryogenic temperatures is a daunting task. The measurement of thin films at low temperatures...
Briefs: Test & Measurement
Estimation of Algae Growth Stage, Growth Rate, and Lipid Content
This invention provides a method using light of different wavelengths to estimate freshwater and marine algae growth stage and algae growth rates as well as lipid content in standard media. Light absorption by the algae is measured for a specified light intensity in each of two or...
Briefs: Test & Measurement
Isotopic Biomarkers for Rapid Assessment of Bone Mineral Balance in Biomedical Applications
Development of new treatments for metabolic bone disease, and evaluation of the effectiveness of existing therapies in individual patients, are severely hampered by the lack of any reliable tool for quickly measuring changes in bone mineral balance in...
Briefs: Test & Measurement
Optically Modulated Miniature Magnetometer
The optically modulated miniature magnetometer (OMMM) is intended to replace two separate instruments (each with their respective mass and power allotments) that are commonly needed together for scientific studies of magnetic fields — a triaxial fluxgate vector magnetometer and an optically pumped...
Application Briefs: Test & Measurement
A flexible hydrostatic test system for the oil and gas industry must precisely measure a wide range of pressures. Because the items tested vary widely, most testing is done manually. A...
Products: Test & Measurement
AMETEK Taylor Hobson (Leicester, UK) offers the Surtronic Duo surface measurement system, which consists of the Surtronic R-Series roundness and form tester (for bearing parts) and the Surtronic S-100 portable roughness...
Products: Manufacturing & Prototyping
Paul N. Gardner Co. (Pompano Beach FL) introduced the Fowler Xtra-Value II electronic micrometer with a choice of measuring range, and an LCD with an inch/metric switchable resolution. A switchable resolution of...
Products: Test & Measurement
The V616 digital transceiver from Innovative Integration (Camarillo, CA) supports one or two plug-in modules, each featuring four independent channels of DDC, two DUC, and one spectrum analyzer embedded in the Xilinx...
Products: Test & Measurement
Keysight Technologies (Santa Rosa, CA) announced a new capability that adds a high-performance spectrum analyzer to the PNA and PNA-X Series of microwave vector network analyzers (VNAs). This capability reduces test...
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