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Crewed Mission to Mars May Be Exposed to Unsafe Levels of Radiation, Study Warns_我的网站

A |     有消息称，苹果首款折叠屏手机‌预计将于2026年9月9日发布‌，国行起售价约14999元。此外，华为全新三折叠手机也即将登场。    While scientists and science fiction authors alike have long dreamed of sending crewed missions to Mars, a new study suggests these plans may hit a snag – a big one.,The authors of a yet to be peer-reviewed study argue that the participants of such a mission to Mars would end up being exposed to radiation – namely, to “energetic charged particles from Galactic and Solar origin” – both while in transit and while on the planet itself, with the “thin spacecraft shield” and “rarefied Martian atmosphere” offering little in the way of protection.,The research team attempted to gauge the impact of a simulated 1,000-day mission to Mars on various organs of the human body, and concluded that astronauts may be exposed to radiation doses above one Sievert, which is over the safe limit set by most space agencies, New Scientist points out.,“We suggest mitigation strategies such as improved ways of shielding and dietary supplements, and make recommendations for the safety of astronauts in future crewed missions to Mars,” the team wrote in the abstract of their work available on the arXiv preprint server.,Ideas about how astronauts may be protected from radiation during a mission to Mars have already been proposed, such as the concept of a radiation shield comprised of a fungus found growing at the Chernobyl Nuclear Power Plant.,Last year, one architecture studio even unveiled a project for a self-sufficient and sustainable city that would be built on the red planet itself.。在利好刺激下，近期不少折叠屏概念股股价出现异动。

B | 数据宝统计，A股市场上合计有16只折叠屏概念股评级机构数在1家以上且机构一致预测今明两年净利增速均超20%。

C | 其中，鼎龙股份、京东方A、TCL科技等个股机构一致预测今明两年净利增速均超30%，东材科技、深天马A、弘信电子等个股机构一致预测今明两年净利增速均超50%。值得一提的是，这些高成长潜力股中，还有部分个股估值处于相对低位。

D | 根据机构一致预测今年净利计算，TCL科技、时代新材、恒铭达等个股市盈率均低于30倍。

E | （证券时报）原文链接。

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