China Education Equipment Purchasing Network News: According to the report of the American Physics Organization website, scientists from France, Italy and the United States are weaving cotton transistors to make them have new computing capabilities. A news introduction from the Cornell University laboratory in the United States stated that the wearable "computer" is woven from cotton thread. The transistor of the information calculation processing system is made of cotton fiber and was developed by the Cornell University Textile Nanotechnology Laboratory. , Can be used as clothing to collect, monitor and transfer relay information.

Scientists say that in the future, this "cotton thread computer" will measure pollution in the form of clothing, firefighter uniforms to detect hazardous chemicals, T-shirt presentation information, medical clothing for monitoring heart rate and sweat, and carpets for monitoring allergens or humidity in commercial environments .

The research team used cotton fibers to make transistors. They used a method to get rid of the functions of traditional additional sensors or processors to make them completely form the structure of clothing. They combined information compensation devices on this special fabric structure, and the Textile Nanotechnology Laboratory focused on fusing textile science with nanotechnology.

In the work of making cotton fibers conductive, the researchers covered each bundle of cotton fibers with a layer of nano-gold particles and then a layer of conductive ethylene dioxythiophenol. Tests show that the conductivity of the latest processed cotton fiber is 1000 times that of ordinary fiber, which is slightly harder than the unprocessed cotton fiber, but more elastic.

The research team confirmed that the conductivity of this cotton fiber can create a simple circuit with one end tied to the battery and the other end tied to the light-emitting diode. According to Professor Annalisa Bonfiglio, Department of Electrical Engineering, University of Cagliari, Italy, all in all, processing cotton threads with different substances is not very complicated, which is similar to the dyeing process. It is reported that her student Chio Giorgio Mattana is responsible for the development of this kind of cotton thread with arithmetic processing ability in Ithaca laboratory.

Bonfirio emphasized that in the near future, the most likely application of this fabric is to develop a wearable sensor. Juan Hinestroza, director of Cornell University's textile laboratory, said it has "perfect computing power."

This latest study does not neglect the integration of electronic devices with traditional textiles in the latest way, and Sistroza is now receiving sufficient research funding to explore how to create multifunctional fibers based on nanotechnology.

Wearable sensors are the most likely applications for this type of cotton fiber, and their most widespread applications will be unlimited in the future. In early 2011, Histrozza said: "Perhaps we will be able to build a cotton fiber computer like khipus one day in the future." It is reported that khipus is a Peruvian Inca cultural resident who uses the knot as a recording device.

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