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Ionistors increased the autonomous mileage of an electric motorcycle

25.12.2019

Nawa has unveiled an electric motorcycle with a hubless rear wheel that significantly outperforms most similar vehicles on a single charge.

The prototype called Racer owes this feature to the use of Nawa's main product - ionistors. The battery with a capacity of 9 kWh is supplemented with ionistors with a capacity of 0,1 kWh. Their addition made it possible to recover 80-90% of the braking energy - much more than can be obtained in the case of lithium-ion batteries. The following data allow us to evaluate the gain: the same motorcycle with ionistors can travel 300 km without recharging from the network, and 180 km with the same battery, but without ionistors.

In the silver block, which is visible in the photo, the upper part is reserved for the ionistors, and the lower part is for the batteries. Since supercapacitors are made of carbon, they are relatively inexpensive and weigh only 10 kg, but adding them is equivalent to increasing battery capacity by 65%. To get the same increase in the usual way, the battery would have to be made much larger and heavier.

For obvious reasons, the technology is most effective in urban environments where acceleration and deceleration are constantly alternating. As for acceleration, the Nawa Racer accelerates to 100 km/h in less than 3 seconds.

The prototype will be shown at CES 2020. It itself is not intended for commercialization, but the technology used in it is. Serial production of Nawa ionistors is planned to begin in 2020.

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Bone repair with sound 27.02.2022

Researchers at the Royal Melbourne University of Technology have learned how to turn stem cells into bone using sound waves. They developed a microchip that generated sound for a certain amount of time, which contributed to the transformation of cells.

The scientists used stem cells derived from adipose tissue and exposed them to 10 megahertz sound signals for ten minutes a day, five times a week. This accelerated the formation of cells into bone.

Sound waves can shorten a patient's treatment time by several days. This method is cheaper and easier to use than those that require special preparations and skills.

Once stem cells have begun to be generated into bone, they can be injected into the body or applied to an implant ready for new bone to grow.

Scientists will continue to work on how to use the invention in practice - it will speed up the regeneration process.

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