Alternative Energy

Highlights

Electronicdesign 29631 Promo Electrode Web
Power

Semi-Liquid Metal Anode Yields Higher-Capacity, Safer Lithium Batteries

This lithium battery, developed by Carnegie Mellon researchers, uses a semi-liquid, metal-based lithium anode that prevents hazardous dendrite formation found on anodes using ...
Electronicdesign 29201 Promo Deicing
Automotive

High-Voltage Plasma Succeeds in Aircraft-Wing Deicing

By using a plasma created by high voltage moving across a wing’s surface, researchers devised and tested a technique for deicing aircraft wings that doesn’t rely on diverted engine...
Electronicdesign 29008 Hybrid 237022new
Power

Hybrid Cathode Synergy Yields Sharply Improved Li-S Battery Metrics

A new cathode implementation for lithium-sulfur batteries uses a hybrid of materials and fabrication techniques, greatly improving weight and energy density specifications versus...
Electronicdesign 28959 Turbine2 Promo
Power

Componentized Direct-Drive Electric Generator Targets New and Refurbished Wind Turbines

Now becoming available for large wind-turbine systems are less expensive, lightweight, and higher-performing alternatives to the low-speed, rare-earth permanent-magnet direct-...
Electronicdesign 28912 Promo
Power

Liquid-Metal Triboelectric Nanogenerator Harvests Body Motion

Researchers developed a friction-based transducer comprised of liquid metal and a polymer-layer sandwich that can harvest energy of low-frequency motion, such as from a body.
Electronicdesign 28535 Rust 623601802
Power

Are You Kidding—Harvest Power from Rust?

An intermittent saline solution flowing across a precisely engineered, ultra-thin layer of rust can generate small but meaningful amounts of power.
Electronicdesign 27905 Motor Promo 621131984
Power

A Low-Cost Alternative to Rare-Earth Permanent-Magnet Electric Motors

This brushless synchronous doubly-fed electric machine system is less expensive but more robust and higher performing than its rare-earth permanent-magnet counterpart.
Electronicdesign 27547 Reactorpromo
Power

A Peek Inside the KSU Nuclear Reactor

Paul Rako had the opportunity to tour Kansas State University’s “TRIGA” nuclear reactor, which serves an educational facility for students and researchers alike.
Powerelectronics 8125 Gallium Nitride
Alternative Energy

Can Silicon Qualification Standards be Applied to GaN HEMT Power Converters?

The industry needs a robust qualification strategy that allows manufacturers to demonstrate their devices can provide a high level of reliability. Infineon came up with a four...
Electronicdesign 26929 Xcelsior Promo
Automotive

Portland’s New Electric Buses Recharge Using Renewable Wind Energy

Pilot project buses will reduce greenhouse gas emissions by about 100 to 140 tons per year compared to a standard 40-ft. diesel bus.