Physical Sciences


Briefs: Physical Sciences
Global Fire Detection Constellation

Small satellites could monitor and process images to track fires from space.

NASA’s Jet Propulsion Laboratory, Pasadena, California

Wildfires that start in backcountry areas...

Briefs: Physical Sciences
Compact Solid-State Entangled Photon Source

John H. Glenn Research Center, Cleveland, Ohio

In the fields of quantum information, quantum optics, quantum cryptography, and quantum communications, there is a need to generate entangled photon...

Briefs: Test & Measurement
Photogrammetric Recession Measurement

The testing of materials that ablate as a design function requires detailed time history of the ablation process. The rate at which the surface recedes during testing is a critically important measure of the...

Briefs: Physical Sciences
Tissue-Equivalent Radiation Dosimeteron-a-Chip with Plastic Scintillation Material

The complexity of spaceflight design requires reliable, fault-tolerant equipment capable of providing real-time dosimetry during a mission, which is not feasible...

Briefs: Physical Sciences
Measurement of Cryogenic Fluid Level with Laser Propagation and Surface Floor Reflection

The risks associated with introducing new hardware and methods into an operational environment have in part prohibited cryogen level measurement technology...

Briefs: Test & Measurement
Video Acuity Measurement System

There is a widely acknowledged need for metrics to quantify the performance of video systems. Existing metrics are either difficult to measure or are largely theoretical. They do not reflect the full range of...

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: Physical Sciences
Solar Pumped Fiber Laser for Solar Sail Propulsion and Remote Power Transfer

A new method has been developed to create coherent laser light efficiently with direct optical coupling of the Sun’s energy into the gain medium for multiple uses. New...

Briefs: Physical Sciences
Designing Smaller Magnets for the Large Hadron Collider

The European Organization for Nuclear Research (CERN) requires new magnets that are smaller than their predecessors to accommodate new instrumentation. Because of their size, these magnets...

Briefs: Physical Sciences
Electrical Calibration Source for Next-Generation Oscilloscope

Keysight Technologies (formerly Agilent Technologies) develops world-leading equipment for solving tough measurement challenges. The company’s Infiniium 90000 Q-Series oscilloscope...

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