"Superconductor" Natural Recordings by Native Speakers
A superconductor is a material that can conduct electricity with zero resistance, meaning that it can carry an electric current with perfect efficiency.
This occurs when the material is cooled to a very low temperature, close to absolute zero, and it loses all electrical resistance. In this state, the material can sustain a strong magnetic field and has other unique properties.
Some examples of superconductors include materials such as mercury, niobium, and cuprates, as well as some organic and ceramic materials.
Superconductors are used in various applications such as MRI machines, magnetic resonance imaging equipment, and levitation trains, among others, because of their ability to carry high currents with low energy loss.
Five usage examples of the word "superconductor":
The team of scientists was able to create a superconductor that was capable of carrying a significant amount of electricity with zero resistance.
The new superconductor material has the potential to revolutionize the field of electrical engineering.
The superconductor's ability to maintain a consistent temperature allowed it to operate efficiently in extreme cold conditions.
Researchers are studying the unique properties of superconductors to better understand their applications in real-world scenarios.
The discovery of a new superconductor material with a higher operating temperature has sparked renewed interest in its potential uses for high-speed transportation systems.
Supercoiled refers to a state of being twisted or coiled to an extreme degree, often in a spiral or helical shape. In chemistry and biology, supercoiling is a type of DNA structure where the double helix of DNA is twisted upon itself in a coil, beyond its natural level of coiling. This can occur due to the terminal bases of the DNA molecule being linked in an illegal fashion or due to being restrained in a confined space, or due to other specific situations such as fixation and gradual relaxation in a cell that cannot completely unwound.<br><br>In physics, supercoiling can also refer to the phenomenon whereby an elastic curve buckles or inverts, often occurring in long, thin structures like rods, DNA superhelices, or polymers.