Sentences with phrase «connected by an electric field»
On the chip's surface, which is cooled to near absolute zero -LRB--- 459 degrees Fahrenheit) to eliminate thermal vibrations, two tiny aluminum cones connected by an electric field generate extremely faint sound waves that bounce back and forth.
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The coil was connected to a capacitor, which discharged an electric current to create a split - second magnetic pulse inside the coil, about 10 times weaker than the magnetic field generated by an MRI machine in a hospital.