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“我们之前就知道四倍体可以使细胞更具致瘤性，但现在我们知道，如果将细胞的大小考虑在内，就能更好地预测致瘤潜力，”Cimini 说。Megan Sweet正在切除肿瘤。在弗吉尼亚理工大学的实验室里，这位研究生平常的一天是把手伸进一个冷藏的金属盒子里，将一个固定在小鼠身上的肿瘤一点一点地拉向锋利的刀片。“关键在于精细调整，确保切出来的是均匀的一片，”Megan Sweet说道。最后，刀刃碰到了小指甲盖
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导语过去十年，大模型世界里很多最关键的技术路线背后，都能看到Andrew Dai的身影。从早期预训练与监督微调，到后来主流的MoE（Mixture of Experts）架构；从Google Brain最初只有几十人的研究时代，到后来支撑Gemini的大规模数据体系，这位在 Google 工作超过14年的研究科学家，几乎站在了大模型时代每一次关键转折的现场。但相比“论文作者”这个身份，Andrew
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2026年以来，AI算力浪潮叠加国产替代提速，国内半导体产业热度持续攀升，资本市场迎来密集上市潮。进入5月，据全球半导体观察不完全统计，15家半导体产业链企业集中推进IPO，动作覆盖辅导备案、辅导验收、交易所受理、过会、港股递表等全流程节点。从方向看，本轮IPO集中于三大高成长主线：存储芯片国产主力、AI算力基础设施、上游设备材料补短板；另有射频、通信、激光、功率芯片等细分龙头，覆盖汽车、物联网、
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2026年5月27日，南极熊获悉，中体新材（CNPC Powder）宣布其位于美国加利福尼亚州的金属粉末工厂产线已进入全面建设阶段。该基地占地约5500平方米，规划建设4-6条自动化雾化生产线，覆盖铝基、镍基、铁基、钛基等主流金属粉末，预计2027年第一季度首批产线正式投产。这标志着中体新材正式形成“中国+北美”双核心产能体系，面向北美航空航天、消费电子、汽车制造等领域，提供高性价比高端金属粉末与
![这种滴眼液，让小鼠眼睛实现“光合作用”，缓解干眼症 | 自然每周简报]([{"img_address": "dwe_message/2026-05-27/e27a220a374993357319ced11a86a0e3.png||||https://mmbiz.qpic.cn/mmbiz_png/2SCB6GyXX2bV0TgXDplD04swD6bQFQeHFbThNyJzOg1ic2KSZ8iaAKPkBsvLjHLA67CGSThpLlrqCpZQaBrkYWFLyFc96HNtuYfuibzJCVT2j4/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/e5f4c241af0efd0024b7fb33b50c4fcd.jpeg||||https://mmbiz.qpic.cn/mmbiz_jpg/2SCB6GyXX2bjibsAxDFsy7YLoazJDzFJYBXficMjZht4OtqjeHWTTIV8iceGuJsNTeibicmC4A6pmwgcNPB8h2UiapKtgKj5u0mpgA86tpxC2ccVo/640?wx_fmt=jpeg"}, {"img_address": "dwe_message/2026-05-27/730765f03aab8498fb6e396757028513.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2ZwRUv94oXwUWCzhTMdy8LlZFJCbAAiabdIl7gT1LNyspVl0L2AVBiccZel7zArmSCEfQmYHdOelzQuEUuYqVumobacJyfHg1hJ4/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/4ac84a80e1408f54d0fe93c9826bb4d3.jpeg||||https://mmbiz.qpic.cn/sz_mmbiz_jpg/2SCB6GyXX2bwFZSz59f0OPPJIAWCdvXNAPmGuBJ4B8RNcDUiaRwuia5ZZFYMIqqzuuAIYkmWKEKszlFibbEZcGqLZVNOfj2JwYU72RxUZiaSpA4/640?wx_fmt=jpeg"}, {"img_address": "dwe_message/2026-05-27/ea07da1291eb1d6f8814a4511011064a.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2apxuRK14VJGbUGwmaK6G73gHqhLUfJYoYN1nQaPyVzic1VIx2YgPXnw39t8sDQPhw4WFGsv07R8KrfVqOYmIoLL3HtVMyeorx4/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/7abbc44649d8efcd0520e8a43e07147c.png||||https://mmbiz.qpic.cn/mmbiz_png/2SCB6GyXX2ZhYvQm8jVlybticvTzhUfBg2vrVBkP6hZlglOaxHWnAeu1cY1oticrrNRgNKfx8zWh4lk75nq6fDL49YpppdYotNymsSwIHyvkE/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/879927343d99644097b27a6fa05689d2.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2ZSDYfjJfOV7nl4wWUvSJeia6j2HYvLgDICksEpicKsEjdzDyMdhbf4hQjg446fARaPF2fzuiaibprrdib4xXhiaN0kakqexCZ38dsTY/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/c6a01178021ae51113662268b2bb919d.png||||https://mmbiz.qpic.cn/mmbiz_png/2SCB6GyXX2a82xicL7FM4GBh2VLn0EedVJ1HpL85iaoibliaxPrUrD3K4hUqkLSeUPWol8k3h8TzCFHIq9icd3cf7G95Va02YqXHfhL9iaarn5hQc/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/dcd8e5f965ca85fbddf23fe5cd6506fc.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2bu4ibAGuH5O3OTicbqwc2tiaLbia0QuUGTTAOLFJRjibDDznhCeX1Gh226iaeHne5lxCFkgouvSOztlV4ODn0OkSCEXUsicxMicRzJ8uc/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/2ed9501e10c4598e79336562e5e7c804.jpeg||||https://mmbiz.qpic.cn/mmbiz_jpg/2SCB6GyXX2Yflk5befjJBhwHvicmr7vySnS7QGpXDyfh043eeJn5tZkf2fBI35hSegjdK3srepFOpbQLm0p4Lm9uFiao5NiatGicGlt3ovbkRicc/640?wx_fmt=jpeg"}, {"img_address": "dwe_message/2026-05-27/e0668314408c990f60bab3aaf2663b25.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2bbPmm3MgoLZ9iaoJNOUumtasIk2kXewHWn8w9mg9wVDKugZHOicLUNe35iarPNngL2Gyia80WEUEEa8RsM8T0Tibj8ewvWqe4q70Y4/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/1d7e35f8162f59937d309e76b606ccbc.png||||https://mmbiz.qpic.cn/mmbiz_png/2SCB6GyXX2atTJJ1ESUribv3OWXRvlCF28qkwVm3CnpXZq7ArrF2ibTy12MGRC6fkzYzFJbeIBIERMmHBfqx3LFWAGYiaIQvboriaSEckfmp6rY/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/fe34defb442b215f1c651ac920a9166d.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2bDr7kfREYs56pVbrm5FQOWgmnNibSM3KBqLo5V4lQvSIPswjHhQnEESMNZGnXVialQfcvibbkTpEp6BicKkBjVDvokzCtllhCzT9Y/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/873156ec94ab0e0060e3161b59322517.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2brp9AwyoX0nx7GvwJ5Su2pcJzaDHTwqwQEcrBRibgBf4hUTlYFqL7SoermwxZahbV9eHic9kNft9yoP5q4tyzt33CjA2Xk2Cmico/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/ae54ffdab307907876da84ca2487ec0f.png||||https://mmbiz.qpic.cn/mmbiz_png/2SCB6GyXX2abSnyEY4msXLeZmEiaQj3hibwSia3gTdbx9J0xjuczq8iadE2AGIORLbgJtlkbfAqgOD8RYqyguPEr1aVsYv79wrpTJUQNNDicMWyU/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/35d2dc67b967383460ed91405b38c4d8.png||||https://mmbiz.qpic.cn/mmbiz_png/2SCB6GyXX2YVVJAV6A9ZYfFicmNU7V1uYCprEKeO2qGeqsaWuGeUIa8Rja5l6GSvb1w64eCvoI16oBb5Hpiaiaibjzjr3vibOQw6xuLRtBd4UcdM/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/b88ec19ab9b16f131aef6b00fd3a7689.png||||https://mmbiz.qpic.cn/mmbiz_png/nZ7BobHufu828Xhp8xcibHwz4o0xFpibyUwKL3j9f6q0DN5cQKQtNrEJ7HpDEoXUibfFaAb8egQ9H5bBDSCHbibwMA/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/d04cd75b89febff52e57d51e2b651e4f.png||||https://mmbiz.qpic.cn/mmbiz_png/2SCB6GyXX2b95OCmk9zdCMnnkHez4hvN81IQu7sWliakruBujTFRibeb5iaWtmiaYiab6CsZZbd45ZVwnVqZqQoDkiaUekSv65IVBZdUyT3mCbfxM/640?wx_fmt=png"}, {"img_address": "dwe_message/2026-05-27/ddc27f80a52effe8df5ffb7c8be253a5.png||||https://mmbiz.qpic.cn/sz_mmbiz_png/2SCB6GyXX2YL0fXYj5ibtb6Zx3VWbMjAd4Qiaeiburic4bgia92Y73y9UCFuouhibfyKDVWFtI2loQV5uWaDw8ntLicfBeicO6ZmNVK7YX8iafaBwicp8/640?wx_fmt=png"}])
自然每周简报2026年5月27日第304期亲爱的读者们：本周自然简报精选了多个热点科研事件，您将看到：地球或将迎来超强厄尔尼诺？实验小鼠品系“货不对版”？滴眼液使小鼠眼睛实现“光合作用”；中国推动脑机接口应用；社恐科研人员社交指南；“漂移”的大脑活动，更多精彩内容，欢迎阅读全文。热点资讯1. 地球或将迎来超强厄尔尼诺？上一轮厄尔尼诺现象过后，2024年巴西遭遇史上特大干旱，森林野火肆虐。来源：Se
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国芯网[原:中国半导体论坛] 振兴国产半导体产业！ 不拘中国、放眼世界！关注世界半导体论坛↓↓↓5月27日消息，瑞银证券将美光目标价从535美元大幅上调至1625美元，并维持买入评级。美光股价涨超19%，市值单日增幅逾1400亿美元，总市值首次突破1万亿美元！报告指出，高达30%的DDR容量将很快以略低于当前水平的价格锁定长期协议，超大规模计算公司已通过"增强型"LTAs锁定约60-70%的DDR
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为深入推进师德师风与科研诚信建设，精准传达学校招生宣传工作部署，5月21日，材料科学与工程学院于学术报告厅召开全体教职工大会，本次会议由学院副院长李静媛主持。科学技术研究院副院长李颖作师德师风暨科研学术诚信专题讲座。她围绕“强化有组织科研，严守科研诚信底线”这一主题，结合国家规定与学校制度，通过科研诚信与经费违规警示案例，明确经费合规使用要求，深刻阐释了科研诚信的重要意义，期望全体教职工以案为鉴、
![合龙！重庆海事全周期护航超级工程渝万高铁石沱长江大桥建设]([{"img_address": "dwe_message/2026-05-27/ebcfda7cef3b3ae261f97337e0e7c40e.jpeg||||https://mmbiz.qpic.cn/sz_mmbiz_jpg/HEgEVPKYj4ShAicKIUygBG4rSlaqXpiamjPSUIXqeORFlLh7gS6goez4ANicLlFTJzmpjRAotlzUujaTK13zquOdXHca0VSxQ57jfVma3zSibicM/640?wx_fmt=jpeg#imgIndex=0"}, {"img_address": "dwe_message/2026-05-27/e7599c18ead247a0ae105922e55d3c93.jpeg||||https://mmbiz.qpic.cn/sz_mmbiz_jpg/HEgEVPKYj4QkSZ7rV6C6gyfgSTMKhnRGk0NTfZIsZPhrogTVPDFD0M14qb5FPv2vItibr4o3icam3hfNLViaMPDMg5riaRRdxSLxVicNOog5GE5s/640?wx_fmt=jpeg#imgIndex=1"}, {"img_address": "dwe_message/2026-05-27/50c30d074f572b50cd0d71d61b53807b.jpeg||||https://mmbiz.qpic.cn/sz_mmbiz_jpg/HEgEVPKYj4RAricMQbdm76SglYenic6GSOq4V4ax1SmDibhYuOf86ibr8OeEm2jcjA7yCKRtnJC7KBXwTkmvPyw90ibevDI4S0Kaah5U1S8N2DUk/640?wx_fmt=jpeg#imgIndex=3"}, {"img_address": "dwe_message/2026-05-27/651cd1efc8db6b9fef5df2140f5dd305.jpeg||||https://mmbiz.qpic.cn/sz_mmbiz_jpg/YY73GMUZ1NmUrvV0z43RKyOzn9u9SUOUHzx6ZFhSEkM6VxgnaLVFurhfcLZpNcXrS9TO6eYN4M72V8JibUgnLYzQc5JUHguxHaWL8wQydFRE/640?wx_fmt=jpeg&from=appmsg"}])
5月27日渝万高铁全线控制性工程——石沱长江大桥铁路桥顺利合龙标志着渝万高铁建设取得关键突破性进展该桥创下世界最高双联主塔世界最大跨度的公铁合建同层分幅混合梁斜拉桥世界首次采用公铁合建双联塔世界首次采用公铁同层分幅主梁四项世界第一施工以来涪陵海事处全周期护航实现施工安全、通航畅通双保障石沱长江大桥位于重庆市涪陵区，横跨长江两岸，是新渝万高铁全线控制性工程，由渝万铁路有限责任公司建设管理，中铁大桥局
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省委常委会召开会议认真学习贯彻习近平总书记重要指示精神研究做好我省安全生产和自然灾害防范应对工作黄坤明主持会议5月26日下午，省委常委会召开会议，认真传达学习习近平总书记对山西长治市沁源县一煤矿瓦斯爆炸事故作出的重要指示精神，研究我省贯彻落实意见。省委书记黄坤明主持会议并讲话。会议指出，习近平总书记在山西长治市沁源县一煤矿瓦斯爆炸事故发生后第一时间作出重要指示，强调要全力救治伤员，科学组织搜救，坚
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May 27, 2026 产业洞察根据TrendForce集邦咨询最新统计，2026年第一季全球纯电动车（BEV）、插电混合式电动车（PHEV）和氢燃料电池车等新能源车合计销量达394万辆，年减2%，占第一季全球汽车销售的19%。中国新能源车市场步入调整期；同时，西欧地区市场出现复苏迹象，日本和韩国的纯电车销量也有显著成长。分析第一季BEV销售排名，由于中系车厂高度聚焦本土市场，需求疲软冲击许多品
