20 Sep 2017
From left to right: Kenichiro Soga, Hideki Takebe, Jun Fujita, Katsutoshi Shirasawa, Professor Shintake. A WEC turbine is being held by Dr. Takebe on the left and a model of the Sea Horse turbine is...
Type: Photo
20 Sep 2017
The blades of this five-blade turbine are made of a soft material and they rotate on their axis when influenced by ocean waves—the diameter of the turbine is about 0.7 meters. The axis is attached to...
Type: Photo
20 Sep 2017
Coral reefs are another type of location with strong breaking waves. Water moving from the deep sea over a shallow reef creates fast jet flows of water. Arrays of small WECs will harness electricity...
Type: Photo
20 Sep 2017
One prime location to place turbines is in front of tetrapods at the shoreline. At this location, the turbines transform the energy from incoming waves into usable electricity—this in turn dissipates...
Type: Photo
9 Jun 2017
Developing new scientific devices pushing the limits of what we can observe and measure does not occur overnight. There are typically baby steps involved, small and continuous improvements to counter...
Type: News Article
2 Mar 2016
Fossil fuels propelled the Industrial Revolution and subsequent technological advances. However, our future cannot be based on them, if only because they are a finite resource; and we are very close...
Type: News Article
Dr Katsutoshi Shirasawa
2 Mar 2016
Dr Katsutoshi Shirasawa, a staff scientist in the Quantum Wave Microscopy Unit
Type: Photo
Prototype Turbine
2 Mar 2016
Prof. Tsumoru Shintake, head of the Quantum Wave Microscopy Unit, inspects a 2.3m prototype of the ocean-current turbine designed by his unit.
Type: Photo
Ocean-Current Turbine Towing Experiment
2 Mar 2016
The Quantum Wave Microscopy Unit conducted towing experiment at sea to test the prototype of the ocean-current turbine.
Type: Photo
Schematic Diagram of the Ocean-Current Turbine
2 Mar 2016
The ocean-current turbine, designed by OIST scientists, comprises a float, a counterweight, a nacelle (to house electricity-generating components), and three blades. A small number of components is...
Type: Photo
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