Cyclotron

Devices for accelerating charged particles in a spiral path by a constant-frequency alternating electric field. This electric field is synchronized with the movement of the ...

cyclotron

Mining; General mining; Mineral mining

A particle accelerator in which charged particles receive repeated synchronized accelerations by electrical fields as the particles spiral outward from their source. The particles ...

cyclotron

Aviation; Aeronautics

An accelerator in which positively charged particles such as protons and deutrons are accelerated (sped up) by a constant-frequency alternating electric field synchronized with ...

cyclotron radiation

Engineering; Electronic engineering

An electromagnetic field produced by the circular movement of charged particles in a fluctuating magnetic field.

Robojelly

Science; General science

Robojelly is a hydrogen-powered robot desgined in the United States that moves through the water like a jellyfish. The robot is made of artificial muscles that when contracted, ...

titanoboa

Science; General science

Titanoboa is a genus of snake that lived approximately 58-60 million years ago. It is the largest snake ever discovered, reaching a maximum body length of 12-15m (40-50ft), ...

space

Science; General science

The area in which the whole Universe exists.The planet Earth, the Sun,the Moon, the stars are in space and this region is outside of the Earth's atmosphere.

space station

Science; General science

A large spaceship on which astronauts can live for a long time and that is designed to orbit the Earth like a satellite.

sunspot

Science; General science

They are cool places on the sun's surface caused by changes in the sun's magnetic field.

broadcast

Science; General science

To send out signals in the form of electromagnetic waves. Radio and television signals are broadcast by transmitters.

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Tony Hall

Anthony (Tony) William Hall, Baron Hall of Birkenhead, , CBE (born 3 March 1951 in Birkenhead, Wirral, England), has been chief executive of the Royal ...