US Navy

Power transmission through submarine hulls

Doctoral student Tristan Lawry at Rensselaer Polytechnic Institute has developed and demonstrated an innovative new system that uses ultrasound to simultaneously transmit large quantities of data and power wirelessly through thick metal walls, like the hulls of ships and submarines.

Progress with energy harvesting buoy

Ocean Power Technologies (OPT) is a renewable energy company specializing in offshore wave power technology. OPT's PowerBuoy system extracts the natural energy in ocean waves and converts it to useable power.

Graphene from sugar for solar energy harvesting

Rice researchers have learned to make pristine sheets of graphene, the one-atom-thick form of carbon, from plain table sugar and other carbon-based substances.

Future of marine electric vehicles

Marine electric craft have recently entered a phase of rapid market growth and radical change. A new IDTechEx report "Marine Electric Vehicles 2011-2021" is the world's first comprehensive report on marine electric vehicles with latest ten year forecasts and assessment of important new projects such as submarines that will fly.

New approach to thermoelectric energy harvesting

We have waited 20 years for Automotive Thermoelectric Generators to be deployed in production vehicles but we may not have much longer to wait because they are more useful in hybrid vehicles than in conventional vehicles.

Versatilis improvement in semiconducting inks for printing electronics

Vermont company shows 5-fold improvement in printable electronic devices made with modified semiconductor inks, awarded patent

T3 series clean energy, electric stand-up vehicle

Pentagon deploys T3 series clean energy, electric stand-up vehicle for perimeter security

Breakthrough in converting waste heat to energy

Researchers at Northwestern University have placed nanocrystals of rock salt into lead telluride, creating a material that can harness electricity from heat-generating items such as vehicle exhaust systems, industrial processes and equipment and sun light more efficiently than scientists have seen in the past.

World's fastest solar powered car

The University of New South Wales's Sunswift solar car has broken a Guinness World Record to become the world's fastest solar vehicle.

Fibreglass buoys to harvest wave energy

Columbia Power Technologies LLC, a subsidiary of Greenlight Energy Resources based in Virginia USA, designs fibreglass buoys to harvest energy from waves in the sea and is due to close a $2 million Series A round of investment led by $750,000 from the Oregon Angel Fund.

Military Electric Vehicles -part four - pure electric

The US Military is in the market for regular electric vehicles both as air base ground Support Equipment GSE that tows aircraft and fetches and carries to them and for general runabouts at military bases.

Funding for direct-drive wave energy conversion devices

Electro Standards Laboratories in collaboration with the University of Rhode Island Department of Ocean Engineering, under the Center of Excellence in Undersea Technology, has been awarded a $200K Rhode Island Collaborative Research Grant from the Rhode Island Science and Technology Council to further the development of renewable energy direct-drive wave energy conversion devices to power autonomous coastal buoys.

Nanotech speakers hold promise for sonar uses

Submarines could use new technology to scan the depths and elude detection.

Electric Vehicles in the UK - Part four

The component industry serving the electric vehicle industry is very extensive though it mainly consists of small companies

Autonomous Underwater Vehicles - Part one

The Autonomous Underwater Vehicle (AUV) market is estimated by IET to be worth $2.3bn over the next decade with 1,400 new AUVs built. Over 630 AUVs have already been made for military, scientific and oil and gas sectors in particular.

Ocean powered underwater vehicle

NASA, U.S. Navy and university researchers have successfully demonstrated the first robotic underwater vehicle to be powered entirely by natural, renewable, ocean thermal energy.

The glamorous world of energy harvesting

Energy harvesting is the use of ambient energy to create electricity for small or mobile equipment and it started with such things as the bicycle dynamo and the piezoelectric gas lighter.

Rice researchers make graphene hybrid

Rice University researchers have found a way to stitch graphene and hexagonal boron nitride (h-BN) into a two-dimensional quilt that offers new paths of exploration for materials scientists.

Waste exhaust heat could power cars

Amerigon designs, develops and markets products based on efficient thermoelectric device technologies, and Amerigon subsidiary, BSST is advancing the use of thermoelectrics in the area of power generation.

Solarmer achieves 7.9% NREL certified plastic solar cell efficiency

Solarmer Energy, Inc. employees are in high spirits after receiving news of their latest NREL certified plastic solar panel efficiency of 7.9%. Several accomplishments of this magnitude have made 2009 a great year for Solarmer including achievements in manufacturing, plastic solar cell and module efficiency, and awards. This achievement also holds very special meaning to the founders of the company, dating back to before the company started.