Scientists observed semi-Dirac fermion for the first time, and scientists from Pennsylvania State University and Columbia University joined hands to observe a special kind of quasi-particle-semi-Dirac fermion for the first time. Such quasi-particles have mass when moving in one direction, but lose mass when moving in the other direction. The researchers said that in-depth research on these quasi-particles is expected to promote the development of next-generation batteries, sensors and other technologies. Related papers were published in the new issue of Physical Review X.Brazil will auction a foreign exchange credit line of up to $4 billion on December 12th.Market information: Israeli air strikes targeted the Palestinian people carrying security aid trucks in Rafah, causing medical casualties.
In response to Trump's tariff threat, the Canadian Prime Minister held another meeting with provincial governors. On December 11, local time, Canadian Prime Minister Trudeau held another meeting with provincial governors to discuss the tariff threat of US President-elect Trump. This is the second time that Trudeau has held a meeting with provincial governors since Trump threatened to impose a high tariff of 25% on Canada last month. It is also the first time that Trudeau has met with governors after having dinner with Trump at Haihu Manor. Trudeau said that if Trump really continues to impose a 25% tariff on all Canadian goods shipped to the United States, Canada is prepared to make some kind of response. The outside world believes that this statement means that Canada will impose retaliatory tariffs on some American goods. (CCTV News)Korean media: Six members of South Korea's ruling party supported the impeachment of Yin Xiyue. According to the East Asia Daily, six members of South Korea's ruling National Power Party supported the impeachment motion against President Yin Xiyue. The report did not quote the source. The opposition party needs at least eight people in the ruling party to vote in favor of the motion. Five members of the National Power Party publicly expressed their support, and one member who asked not to be named hinted to the newspaper that he supported the motion.New york gold futures rose by 1.3% and stood at $2,750 on the release date of US CPI inflation data. In late new york on Wednesday (December 11th), spot gold rose by 0.89% to $2,718.31/ounce, and the refresh date at 13:05 Beijing time was as low as $2,675.69-a short-term V-shaped reversal occurred, and the US CPI data failed to break around $2,695 earlier in the day. After the US Treasury Department disclosed the results of the 10-year benchmark bond at 02:00, the daily refresh rate reached $2,721.14, which stood on the 50-day moving average for two consecutive trading days (the technical index was temporarily reported at $2,669.93). Spot silver was roughly flat at $31.9030 per ounce. COMEX gold futures rose by 1.29% to $2,753.60 per ounce, and rose to $2,759.70 at 23:42, which was on the rise all day. COMEX silver futures rose 0.15% to $32.795 an ounce. COMEX copper futures fell 0.23% to $4.2620/lb.
Ferrous lithium phosphate has strong demand, so it is hard to hide the embarrassment of "meager profit" because the orders of enterprises are full. In December, the Ferrous lithium phosphate market continued to heat up, and most enterprises had full orders. However, contrary to the fiery market, it is still difficult for most enterprises to reverse the "meager profit" situation. "From the market situation, the growth in demand for new energy vehicles and energy storage markets has promoted the warming of the Ferrous lithium phosphate market. Most Ferrous lithium phosphate enterprises are affected by factors such as rising raw material prices, weak bargaining power of products and fierce competition in the industry, resulting in pressure on profits. " Yu Xiaoming, a senior investment consultant of Shaanxi Jufeng Investment Information Co., Ltd., said that in the long run, with the technological progress and market expansion, the profitability of Ferrous lithium phosphate enterprises is expected to improve. (Securities Daily)During the year, A-share companies threw out nearly 1,000 single and medium-term cash dividend plans. According to Wind statistics, as of December 11th, 940 listed companies have thrown out 994 single and medium-term cash dividend plans this year, with the number of them increasing by 269.41% year-on-year. The total amount of dividends involved was 667.519 billion yuan, a year-on-year increase of 166.24%. Among them, 791 orders have been implemented, and dividends have reached 360.768 billion yuan; 203 single pending implementation, the total amount of dividends to be paid is 306.751 billion yuan. (Securities Daily)Chief Financial Officer of Uber: "Very confident". At least in the first few quarters of 2025, the mobile business will grow at a rate of "10% to 20%".