2013年8月29日星期四

Domestic molybdenum market risk is still dropping

Shanghai International Molybdenum metal mesh offer this week has fallen / pounds of molybdenum, but according to market participants revealed that this price is not afraid Paul , the transaction price is gradually close to 10 U.S. dollars / pounds of molybdenum.  Traders have recently been completed a $ 10.15 / lb Mo deal, he said, buyers want to continue to keep the prices down, frankly transaction price will soon be reduced to 10 dollars / pounds of molybdenum or less, because by the impact of the summer break, the next two months Transaction will be more difficult. Traders also said he had nearly a month without any operate. Yesterday domestic TISCO tender 300 tons of ferro molybdenum, the tender price again fell to 97,000 yuan / ton (semi-acceptance), to bring greater pressure on the future market, the market has already precarious clinging to 9.8 molybdenum ironworks line for nearly a week, but too the tender steel seems to break this pattern, molybdenum prices will continue to decline Molybdenum tube disulfide is a semiconductor manufacturing functional components are required for two-dimensional electron in one of the three materials , they are expected to be made ​​invisible devices based components.  In the latest study , the scientists hope to figure out a large and high-quality atom thick sheet of molybdenum disulfide Can the chemical vapor deposition (CVD) furnaces grow and what features they have .  They want molybdenum disulfide with no band gap of graphene and hexagonal boron nitride insulator (hBN) binding, thereby making appearances effect transistor logic integrated circuits, photodetectors and flexible optoelectronic devices.
Last year, Rice University mechanical engineering and materials science professor Lou jun ( transliteration ) and Plymouth Kerr ? Ajayan said they successfully produced graphene and hexagonal boron nitride formed complex staggered structure, but in order to use they manufacture of advanced electronic equipment, also need a third material - molybdenum disulfide . However, they said: "The will of molybdenum disulfide and carbon atoms together, we want graphene and molybdenum disulfide ( with hexagonal boron nitride ) combine to create a novel two-dimensional semiconductor parts , but because of their different structures , growth environment is different, so there are a lot of difficulties . "

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