微重力环境研究
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1.7犀牛财经早报:碳酸锂“期现”价格开年大涨
Xi Niu Cai Jing· 2026-01-07 01:37
中小银行存款利率调整现分化 "利率2.2%的三年期定存产品1月5日正式下架了,所有定存产品利率都下降了20个基点。"1月6日,苏商 银行营销人员告诉记者。新年伊始,中小银行存款利率密集调整。记者调研发现,除苏商银行外,武定 兴福村镇银行、徐闻农商银行、商南农商银行等十多家中小银行均于近日发布存款利率调整公告。值得 注意的是,与此前一刀切式的降息不同,近日中小银行存款利率调整呈现"有升有降""长短不同"的特 点。业内人士认为,存款利率下行的大趋势未变,越来越多中小银行根据自身经营状况灵活调整负债成 本和期限结构,主动开展精细化管理。(中证报) 人民币汇率"涨声"不断 三类资产配置价值升温 11家公司2025年净利润将创过去十年新高 2026年前2个交易日,近20家公司亮出2025年业绩成绩单。截至1月6日收盘,已有50余家公司披露2025 年全年业绩预告。按照业绩预告下限计算,11家公司2025年净利润将创过去十年新高,紫金矿业、立讯 精密2025年净利润下限位居11家公司前2位,前者2025年净利润下限高达510亿元,后者超过165亿元。 这11家公司中,有3家公司属于有色金属行业,除紫金矿业外,华友钴业、赤 ...
研究发现微生物能“抗”过太空旅行
Xin Hua She· 2025-10-09 04:25
Core Insights - The Royal Melbourne Institute of Technology (RMIT) has successfully demonstrated that Bacillus subtilis spores can survive extreme conditions during rocket launch and return, highlighting the resilience of this crucial microorganism for human health [1][2] Group 1: Experiment Details - Bacillus subtilis spores were launched aboard a sounding rocket, experiencing gravitational forces up to 13 times that of Earth during ascent [1] - The spores underwent over 6 minutes of microgravity conditions at an altitude of approximately 260 kilometers [1] - Upon re-entry, the spores faced extreme deceleration, enduring forces equivalent to 30 times Earth's gravity while rotating at about 220 times per second [1] Group 2: Implications for Health and Research - Bacillus subtilis is known to support immune system function, gut health, and blood circulation, indicating its importance for human health [2] - The findings enhance understanding of how biological entities cope with the unique environment of space, which could inform the design of better life support systems for astronauts on long missions [2] - The data may also facilitate innovative life sciences experiments in microgravity for researchers and pharmaceutical companies [2]
中国空间站第八批25项约37.25公斤科学实验样品返回地球
Huan Qiu Wang Zi Xun· 2025-04-30 18:25
Core Insights - The successful return of the eighth batch of space science experiment samples from the Chinese space station on April 30, 2023, marks a significant achievement in space research, involving 25 experimental projects across various fields including space life sciences, materials science, and new technologies, with a total weight of approximately 37.25 kilograms [1][3] Group 1: Space Life Sciences - The returned life science samples include 20 categories such as bone cells, induced pluripotent stem cells, bronchial epithelial cells, early embryos of humans and animals, protein samples, and fruit flies, representing the largest variety of biological samples and experimental projects to date from the Chinese space station [3][5] - Research will focus on mechanisms of bone loss in microgravity, characteristics of 3D growth of stem cells in space, effects of space radiation on cancer, and the impact of space environments on early embryonic development [5][7] Group 2: Space Materials Science - The materials science samples, which will be transported back to Beijing, consist of 22 types across 4 categories, including tungsten-based ultra-high temperature alloys, high-strength steel, nonlinear optical crystals, indium selenide semiconductor crystals, lunar soil reinforcement materials, and gel composite lubricants [5][7] - The research aims to analyze the effects of microgravity on material growth, segregation, solidification defects, and performance, providing technical support for the design of new high-performance alloys and large-size high-performance crystals [7]