NASA Tech Needs:
Ammonium Probe-Type Sensor for Biofermentation Process Monitoring

A company seeks a probe-type ammonium sensor that can stand up to high temperatures and pressure during the sterilization step for fermentation, and that can deliver real-time...

NASA Tech Needs:
Anti-Fouling Technologies for Hard Surfaces

A company seeks components to make up one or more systems that can remove surface contamination (biofilms), lime scum, and lime scale buildup; ameliorate water hardness, mold, mildew, and similar spores;...

Techs for License:
Multi-Vector Electronic Control of an AC Motor Drive Reduces Torque Ripple

By suppressing or controlling harmonic currents and voltages of the motor to overcome torque ripple, this system improves the efficiency and torque performance of an AC...

Techs for License:
Innovative Aluminum Flat Solar Collector

A new flat solar collector features a heat-absorbing surface that equals the heat-transferring surface, resulting in high-heat performance and efficiency. There is no mediatory unit between the...

NASA Tech Needs:
Icing Protection for Composite UAV Aircraft

NASA is expanding the use of Unmanned Aerial Vehicles (UAVs) fabricated from composite materials as aerial platforms to carry scientific payloads for science and environmental missions. The UAV brings an...

Briefs: Physical Sciences
Instrument for Measuring Thermal Conductivity of Materials at Low Temperatures

With the advance of polymer and other non-metallic material sciences, whole new series of polymeric materials and composites are being created. These materials are...

Briefs: Physical Sciences
A Safe, Self-Calibrating, Wireless System for Measuring Volume of Any Fuel at Non-Horizontal Orientation

A system for wirelessly measuring the volume of fluid in tanks at non-horizontal orientation is predicated upon two technologies developed at...

Briefs: Physical Sciences
Multi-Axis Accelerometer Calibration System

A low-cost, portable, and simplified system has been developed that is suitable for in-situ calibration and/or evaluation of multi-axis inertial measurement instruments (e.g., accelerometers). This...

Briefs: Physical Sciences
Pupil Alignment Measuring Technique and Alignment Reference for Instruments or Optical Systems

A technique was created to measure the pupil alignment of instruments in situ by measuring calibrated pupil alignment references (PARs) in instruments....

Briefs: Physical Sciences
Autonomous System for Monitoring the Integrity of Composite Fan Housings

A low-cost and reliable system assesses the integrity of composite fan-containment structures. The system utilizes a network of miniature sensors integrated with the...

Question of the Week
Would you use "Printed Wi-Fi?"

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