Your destination for advances in renewable energy, energy storage technologies, and trends in portable solar power, energy harvesting, wind power, and alternative energy. Design engineers will find the latest applications and multimedia resources including videos, white papers, webinars, and technical briefs.

NASA’s Glenn Research Center has developed a method and apparatus for in-situ health monitoring of solar cells. The innovation is a novel approach to solar cell...

NASA’s Marshall Space Flight Center is developing a lightweight space-based solar power array with a high power-to-stowed-volume and weight ratio. The system provides power to small...

Briefs: Physical Sciences
Solid-State Ultracapacitor

NASA’s Marshall Space Flight Center has developed a solid-state ultracapacitor utilizing a novel nanocomposite dielectric material. The material’s design is based on the internal barrier layer capacitance (IBLC) concept, and it uses novel dielectric and metallic conductive ink formulations.

Power generation from an external or internal heat source using thermal energy conversion technologies such as solid-state thermionics and thermoelectrics or dynamic conversion...

Briefs: Energy
Chassis Short Mitigation and Characterization Technique for the Multi-Mission Radioisotope Thermoelectric Generator

The radioisotope thermoelectric generator (RTG) is a flight-proven, capable source of power that reliably converts heat into electricity. NASA and the Department of Energy (DoE) have developed a new generation of such power systems...

INSIDER: Energy
3D-Printed Polymer Turns Methane to Methanol

By combining biology and 3D printing, Lawrence Livermore National Laboratory (LLNL) scientists have created a reactor that continuously produces methanol from methane at room temperature and pressure.

A new solar cell configuration developed by engineers at the University of New South Wales has pushed sunlight-to-electricity conversion efficiency to 34.5% – establishing a new...

NASA Technology

Glenn Research Center has always been in the business of perfecting engines. During World War II, the center, then called the Aircraft Engine Research Laboratory,...

On your car windshield, ice is a nuisance. But on an airplane, wind turbine, oil rig, or power line, it can be downright dangerous. And removing it with the methods...

An unexpected discovery has led to a rechargeable battery that's as inexpensive as conventional car batteries, but has a much higher energy density. The new battery could become a...

A microbial fuel cell uses natural biological processes of ‘electric’ bacteria to turn organic matter, such as urine, into electricity. These fuel cells are efficient and...

Chinese researchers have introduced a new approach for making an all-weather solar cell that is triggered by both sunlight and raindrops. To convert solar energy to electricity,...

Testing has started at NASA on a concept called the Heliopause Electrostatic Rapid Transit System (HERTS), a propellant-less propulsion system that would harness solar wind to travel...

Nobody wants a laptop computer that stops working when a cloud passes by. Storing sunlight as fuel that can be later used to drive fuel cells requires new materials. Scientists...

Briefs: Energy
Scenario Power Load Analysis Tool (SPLAT) MagicDraw Plug-in

Power consumption during all phases of spacecraft flight is of great interest to the aerospace community. As a result, significant analysis effort is exerted by both system and electrical-domain engineers to understand the rates of electrical energy generation and consumption under many...

Historically, the term microwave power module (MPM) has been associated with a small, fully integrated, self-contained radio frequency (RF) amplifier that combines both...

Briefs: Energy
Integrated Solar Array Power Management System

When solar cells are electrically connected to form solar arrays, they are organized into strings. Each string represents a specific number of cells connected in series to produce a specific voltage. The strings are then connected in parallel to add their currents to meet the array power...

Briefs: Energy
High-Energy-Density Solid-State Li-Ion Battery with Enhanced Safety

High-energy-density and safe rechargeable batteries are required for NASA’s future exploration missions. Lithium-ion (Li-ion) batteries are attractive energy storage systems due to their relatively high energy and power densities. However, the unfavorable side reactions...

A new flow battery technology is projected to cost 60 percent less than today's standard flow batteries. The lower cost is due to the battery's active materials being inexpensive organic...

INSIDER: Manufacturing & Prototyping
Ultra-Thin Solar Cells Rest on a Soap Bubble

Researchers at the Massachusetts Institute of Technology (MIT) have demonstrated a solar cell so light and thin that it can rest atop a soap bubble.

Though it may take years before the device is...

Energy efficiency is key to the total cost of ownership of enclosure climate control solutions, and electricity consumption is a major element of operating costs. Hybrid technology, developed and patented by...

An energy-harvesting technology developed by University of Wisconsin-Madison researchers captures the energy of human motion to power mobile electronic devices. The footwear-embedded energy...

A new paradigm for the development of photo-bioelectrochemical cells has been reported by researchers from The Hebrew University of Jerusalem, in...

NASA's Juno mission to Jupiter broke the record to become humanity's most distant solar-powered emissary when Juno was about 493 million miles from the Sun. Launched in 2011, Juno is the...

A new design for gigantic blades longer than two football fields could help bring offshore 50-megawatt (MW) wind turbines to the United States and the world. Sandia National...

Application Briefs: Sensors/Data Acquisition
Energy Harvester Uses RF Waves to Power Air Pollution Sensors

As more connected devices enter the market and see wider adoption by an ever increasing number of industries, the Internet of Things (IoT) is rapidly expanding.

Biological systems are known to convert energy generated from the evaporation of water confined within nanoscale compartments into muscle-like mechanical work in response to changes in...

A layer-by-layer film developed by researchers at the Massachusetts Institute of Technology could harvest sunlight and release heat on demand hours or days later.

Scientists from Stanford University and the Department of Energy’s SLAC National Accelerator Laboratory have made flexible, transparent electrical conductors with record-high...

Videos