Keyword: Cold weather

Briefs: Photonics/Optics
This system treats light-responsive disorders or deficits such as eating disorders, sleep problems, hormone-sensitive cancers, and cardiovascular disorders.
Briefs: Aerospace
This new design could conserve energy used for defrosting airplanes, appliances, and more.
Briefs: Automotive
A combination of additives shows promise for boosting battery performance in very cold or hot weather.
Briefs: Energy

Conventional lithium-ion batteries cannot be rapidly charged at temperatures below 50 °F. Electric vehicles are popular on the West Coast because the weather is...

NASA Spinoff: Materials

Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the fields...

Briefs: Materials

When Navy SEALs carry out dives in Arctic waters, or when rescue teams are diving under ice-covered rivers or ponds, the survival time even in the best wetsuits is very limited — as...

Briefs: Data Acquisition

Winter weather such as snow, freezing precipitation, and ice can impact airport surface operations. These conditions may result in significant disruptions in arrival and departure rates. To address...

Briefs: Mechanical & Fluid Systems

The advent of cryocooler technology ushers in an era where a cryogenic environment is created and maintained locally. It is no longer necessary to transport cryogen from a factory where it is produced to the...

Briefs: Materials
Multi-Functional Yarns and Fabrics with Anti-Microbial, Anti-Static, and Anti-Odor Characteristics

Prior art fabrics used to manufacture military combat uniforms typically are made from yarns comprised of a blend of cotton and nylon fibers. This blend supports dyeing and printing techniques that use a combination of acid and vat dyes to impart a...

Articles: Sensors/Data Acquisition

The U.S. Army uses wired and wireless systems to monitor real-time performance and safe operating limits of vehicles and aircraft, but no comparable systems exist for soldiers. New wearable technologies...

Articles: Software

Accurately tracking and predicting the subsurface migration of specific materials over time and over multiple phases is critical to efficient and effective strategy development and deployment in a growing number...

NASA Spinoff: Manufacturing & Prototyping
NASA Technology

Nick Blanton spends a lot of time outdoors, skiing in the winter months and hiking when the weather’s warm. All of this takes a toll on his electronic gadgets, which...

Application Briefs: Lighting

When residents of the Park Centre Casitas residential community in Mesa, Arizona, got together and hired a security company to survey the property and suggest ways to keep it...

Articles: Energy

Specifying the ideal power management solution for remote wireless devices found in extreme environments and hard-to-access locations requires more ruggedized solutions. Fortunately, two viable options are now...

Briefs: Sensors/Data Acquisition

Car air conditioners operate in all seasons to keep the cabin temperature cool in summer and warm in winter. In summer, for air conditioning systems without humidity...

Briefs: Physical Sciences

The purpose of this development was to validate the use of the external Rover Ultra High Frequency (RUHF) antenna for space under extreme thermal environments to be...

Research News: Lighting

Adolescents can be chronically sleep deprived because of their inability to fall asleep early in combination with fixed wakeup times on school days. According to the Centers for Disease...

Briefs: Software
Jet and Tropopause Products for Analysis and Characterization (JETPAC)

This suite of IDL programs provides identification and comprehensive characterization of the dynamical features of the jet streams in the upper troposphere, the lower stratospheric polar night jet, and the tropopause. The output of this software not only provides...

Briefs: Physical Sciences
PRTs and Their Bonding for Long-Duration, Extreme- Temperature Environments

Research was conducted on the qualification of Honeywell platinum resistance thermometer (PRT) bonding for use in the Mars Science Laboratory (MSL). This is the first time these sensors will be used for Mars-related projects. Different types of PRTs were employed for the...

Articles: Green Design & Manufacturing

Air conditioning is a ‘must-have’ for most new cars. But the fluorocarbon refrigerant HFC-134a – the global standard – is one of the ozone-depleting greenhouse gases causing global warming....

Briefs: Physical Sciences

An ocean thermal energy conversion (OTEC), now undergoing development, is a less-massive, more-efficient means of exploiting the same basic principle as that of the proposed system described in...

Briefs: Materials
Supercapacitor Electrolyte Solvents With Liquid Range Below –80 °C

A previous NASA Tech Brief [“Low-Temperature Supercapacitors” (NPO-44386) NASA Tech Briefs, Vol. 32, No 7 (July 2008), page 32] detailed ongoing efforts to develop non-aqueous supercapacitor electrolytes capable of supporting operation at temperatures below commercially...

Briefs: Information Technology

An automated procedure has been developed to derive relevant factors, which can increase the ability to produce objective, repeatable methods for determining aerodynamic surface...

Briefs: Materials

A proposed system for exploiting the ocean thermal gradient to generate power would be based on the thawing-expansion/ freezing-contraction behavior of a wax or perhaps another suitable...

Articles: Green Design & Manufacturing
LEDTRICITY™ Ted Bristow
Creative Electric
Kailua Kona, HI

LEDTRICITY™ uses a combination of various electrical principles, unique wiring...

Briefs: Software
Deep Space Network Antenna Logic Controller

The Antenna Logic Controller (ALC) software controls and monitors the motion control equipment of the 4,000- metric-ton structure of the Deep Space Network 70-meter antenna. This program coordinates the control of 42 hydraulic pumps, while monitoring several interlocks for personnel and equipment...

Briefs: Electronics & Computers

Autonomous systems of multiple-agent air/ground robotic units for exploration of the surfaces of remote planets are undergoing development. Modified versions of these systems could be...

Application Briefs: Robotics, Automation & Control

The Toronto, Canada-based Power of One solar car was built to set world distance records and promote the use of sustainable energy, unlike most solar cars that are built for...