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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.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.Making it easier for the people to see a doctor, the construction of a close-knit county medical community has entered the fast lane. According to the news of the National Health and Wellness Commission, up to now, more than 2,100 counties and districts across the country have carried out the construction of a close-knit county medical community, which has achieved a comprehensive push by the province. County medical community refers to the county medical service system with county hospitals as the leader, township hospitals as the hub and village clinics as the foundation, and forms a service community, a responsibility community, a benefit community and a management community. Since the beginning of this year, China has accelerated the sinking of personnel-centered resources in county medical communities, implemented the sinking of service, technology and management at the same time, and carried out mobile medical treatment and mobile consultation. More than 90% of counties in the country have achieved full coverage of county-level hospital personnel stationed in township hospitals. All localities have accelerated the construction of resource sharing centers in counties such as medical imaging, medical examination and ECG diagnosis, and promoted grassroots inspection, superior diagnosis and mutual recognition of results, so that people can enjoy convenient and high-quality inspection and diagnosis services at the grassroots level. At present, the image center has covered more than 70% of township hospitals in China. (CCTV)

Australia's S&P/ASX200 index opened up 17.50 points, or 0.21%, at 8371.1 points on Thursday, December 12th.The rhythm of "Shangxin" accelerates the issuance of public offering REITs exceeding 50 billion yuan during the year. This year, the pace of initial projects in the public offering REITs market has obviously accelerated. Up to now, the cumulative issuance scale during the year has exceeded 50 billion yuan. At the same time, the number of REITs fund managers in the whole market has increased to 25 fund institutions, and the breadth and depth of participation of relevant parties have continued to expand. Looking forward to 2025, institutional sources said that the construction of domestic REITs primary and secondary markets is expected to continue to advance. With the entry of more diversified assets and investor types, the market scale and activity are expected to further increase. (Economic Information Daily)Blackstone secured loan fund will issue 300 million USD 5.350% unsecured notes at a fixed price, with a maturity date of 2028.

Morgan Stanley downgraded Hikvision to equal rating, with a target price of RMB in 36 yuan. Andy Meng, an analyst at Morgan Stanley, was previously rated as over-matched. The target price is 36 yuan RMB, which is up by 14%.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)Market News: The United Nations General Assembly adopted a resolution by an overwhelming majority, demanding an immediate and unconditional permanent ceasefire in the Gaza Strip.