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Wysłany: Wto 5:22, 04 Sty 2011 Temat postu: UGG Boots Outlet Superconductivity and materials a |
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Superconductivity and materials advances and application
2) can take advantage of frequency resources, expanding the energy base; (3) reduce the input signal loss and improve the sensitivity of the base station system,[link widoczny dla zalogowanych], thereby expanding the base station's coverage area; (4) to improve call quality,[link widoczny dla zalogowanych], increase data transmission speed; ( 5) brought a green superconducting base station subsystem communications network. 3.2.3 Superconducting detectors detect infrared radiation with a superconductor, has been designing and manufacturing a variety of styles of high-TC superconducting infrared detector. Detection compared with conventional semiconductor, high-TC superconducting detectors in more than 20p. m long-wave detection device for receiving the fine, filled with electromagnetic waves to far infrared to the mm wave band gaps. In addition, it integrated with high density, low power, high yield, low price and so on. This technology will be astronomical detection, spectroscopy, far infrared laser optical receiver and the military has wide application areas. 3.2.4 superconducting computer using superconducting devices in the computer, will have many obvious advantages: (1) the device switching speed faster than existing semiconductor devices 2-3 orders of magnitude, than the average si semiconductor integrated circuits,[link widoczny dla zalogowanych], to be fast about a thousand times; (2) very low power. Only about one thousandth of semiconductor devices,[link widoczny dla zalogowanych], thermal problems are easy to solve; (3) the output voltage in the millivolt magnitude, while the output current is greater than the current line of control, with a certain gain, signal detection easy. Meanwhile, smaller, lower cost; In addition, anti-magnetic effect due to superconductivity, the circuit wiring completely eliminate the interference, the signal accurately without distortion. 4 Conclusion From the course of development of superconducting materials, the new discovery of high transition temperature and room temperature superconducting materials, the realization is possible. Single crystal growth and thin film manufacturing technology will be a major breakthrough, but basic research on superconducting materials, are still facing some challenges. Superconducting materials currently being developed from the research phase to the application of phase change, and may enter the industrial stage of development. With the successful development of high-temperature superconducting materials, superconducting materials will be increasingly used in cutting-edge technology, so superconducting materials technology has great potential for application development, solve the future energy, transport, health and defense in the cause of important issue.
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