High school students in the microwave "made" diamond
Supermarket shopping one second billing with a microwave oven "made" diamonds,robotBarista Latte ...... to April 17, the 31st session of the Chongqing Municipal Youth Science Creation Competition ended in Prachuab secondary schools, primary and secondary school counselors and science and technology and creative invention to the presence of visitors cooing.
It is reported that this competition "Innovation Experience growth" as the theme, attracted the city's 38 districts and counties of more than 600,000 students participate, divided into two sections adolescent counselor and technology, which segment includes teenagers Youth Science Creation Competition Achievements (inventions, scientific research papers, robotics engineering), outstanding children's science fiction painting exhibition, exhibition of outstanding scientific and technological innovations; science and technology sector including science and technology counselor counselor science innovation contests and outstanding scientific and technological education program development. After selecting layers recommendation, the final 242 student inventions, 127 student research papers, 24 creative robot, science fiction 250 paintings, 128 outstanding practice, 379 Youth Science Creative, 318 teachers and 282 science and innovation teacher education programs nominated for outstanding scientific and municipal contests.
"We developed based on RFID radio frequency identification technology supermarket rapid settlement system, can for a second time to complete Commodity Clearing." At the scene, Wu Haozhe Bashu Middle School High School students said, the entire system including cart, checkout counter and display three parts, with usually seen in the supermarket shopping cart different, they bring the cart through a special transformation, installed a single-chip, RFID antenna, reader and data transmission module.
He said to reporters demonstration, if supermarkets are affixed to each item of an electronic label, when customers select the items in their shopping basket in the car,shopping cartIt can scan to an information product. Once things stop shopping, just click the button billing, product information stored in the microcontroller will be transferred to the billing station via a data transmission module, and shows the amount of consumption on the display.
"This is not only convenient for customers shopping, saving checkout waiting time, but also help the supermarket saves manpower, cost of the entire system took only 2300 yuan." He said, the future, the system can be further developed, such as shopping carts Join supermarket indoor navigation, merchandising, etc., will provide customers with a better shopping experience.
High school students range from the Southwest University High School Affiliated to another through the transformation of the microwave oven, magically home "made" out ofDiamond.
"The number of natural diamonds less expensive, were not conducive to use in it." Van and I said synthetic diamond technology has become a hot scientific research, because this has a strong interest, he began to research.
