[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"content-doc-dciof89309ca":3},{"user":4,"document":8,"mainDocument":27,"columnUrl":29,"subscription":30,"footer":42,"text":80},{"isAuthenticated":5,"isAdmin":5,"displayName":6,"avatarUrl":6,"nid":6,"groupLevel":7},false,"",-10,{"id":9,"fullTitle":10,"subTitle":6,"url":11,"columnId":12,"columnName":13,"columnUrl":14,"summary":6,"contentHtml":15,"mainContentHtml":6,"posterUrl":16,"createDate":17,"displayDate":18,"displayDateSlash":19,"pageviews":20,"tags":21,"hidden":5,"isSubContent":5,"replyDocOrTargetId":6,"contentType":23,"videoId":6,"liveVideoUrl":6,"duration":24,"price":24,"priceText":25,"priceBadgeText":25,"priceBadgeClass":26,"freeForMinGroupLevel":24,"redirectUrl":6,"readyToStream":5},"dciof89309ca","从12毫秒到20秒！微软(MSFT)公布新一代量子芯片“Majorana-2”，目标2029年商用","\u002Fdoc\u002Fdciof89309ca","col18178739ee","美股资讯","\u002Fcol\u002Fcol18178739ee","\u003Cp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">美股投资网获悉，微软(MSFT)在周二于旧金山举行的Build开发者大会上发布了多款覆盖不同领域的AI模型，并正式推出了升级版量子计算芯片“Majorana 2”，宣称有望在2029年前建成具备商业实用价值的量子计算机。这款芯片是一年前引发量子计算界争议的上一代研究设备的继任者。多家科技巨头正竞相研发可投入实际运行的量子计算机，并认为这项技术将彻底改变金融、医药和网络安全等领域。\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">尽管近期部分公司在技术上取得令人瞩目的进展，但目前尚无一家能够在研究之外实现实际应用。微软选择了一条与众不同的技术路径——拓扑量子比特，与谷歌、IBM等公司采用的技术路线截然不同。\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">微软的新芯片搭载了12个量子比特，较上一代产品的8个有所提升。但微软表示，其最主要的突破在于这些量子比特的持续存在时间超过20秒。相比之下，上一代芯片中的量子比特仅能维持不到12毫秒便消失。此外，Majorana 2还将上一代产品中的铝连接器替换为铅基超导体。\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">微软量子硬件技术研究员兼高管Chetan Nayak表示“基于这一快速进展，我们正在加速推进可扩展、实用量子计算机的路线图。我们已经将时间表缩短了一半，目标是在2029年实现这一里程碑。”\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">传统计算依赖于将信息编码为0或1，而量子比特则同时表示两种状态的概率，使理论上的量子机器能够解决经典计算机无法企及的复杂问题。然而，量子比特的难点在于它们需要极其精准控制的超低温环境，计算中容易出错，且生命周期极短。微软的技术路线围绕以意大利物理学家命名的马约拉纳粒子展开，希望通过拓扑量子比特的方式，使芯片比其它技术路径更不容易出错。\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">值得注意的是，微软的量子研究并非一帆风顺。在去年第一版Majorana芯片发布后，部分量子研究人员提出了质疑，认为该芯片及相关论文并未证明微软声称的“技术飞跃”。此外，微软此前资助的一些量子研究也因争议而被撤稿。\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">微软量子研究员Zulfi Alam表示，公司仍在与五角大楼下属的国防高级研究计划局合作评估其进展。“DARPA拥有全球最顶尖的科学家团队，他们每周都在审核我们的项目，深入了解我们工作的每一个细节，”\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">他在发布会前的电话会议中称，“我们已经向他们公开了全部数据，所有数据。”但他同时表示，微软更倾向于与那些不研发竞争性量子机器的政府附属研究人员分享技术细节。“将所有数据交给实验室或竞争对手进行复现，从商业角度来看并不明智，”Alam说。\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">最专业的美股资讯,推荐美股大数据 \u003Ca href=\"https:\u002F\u002FStockwe.com\u002F\">https:\u002F\u002FStockwe.com\u002F\u003C\u002Fa>\u003C\u002Fspan>\u003C\u002Fp>\r\n\u003Cp>\u003Cspan style=\"font-size: large;\">如何识别美股市场异常波动？美国机构主力资金买卖情况，出货和吸筹，使用美股投资网VIP会员，2008年成立于美国硅谷，由前纽约证券交易所分析师Ken创立，联合多位摩根斯坦利分析师，谷歌 Meta工程师利用AI和大数据，配合十多年美股实战经验和业内量化模型，建立了一个股市数据库 \u003Ca href=\"https:\u002F\u002FStockWe.com\u002F\">https:\u002F\u002FStockWe.com\u002F\u003C\u002Fa> 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buy@TradesMax.com 美国电话 626-378-3637","公司介绍","\u003Cp class=\"MsoNormal\">美股大数据 \u003Ca href=\"https:\u002F\u002Fstockwe.com\" target=\"_blank\" rel=\"noopener\">StockWe.com\u003C\u002Fa> 是一个美国领先的金融和美股信息大数据提供商，紧盯华尔街金融市场和行情，2008年成立于美国硅谷，创始人是前纽约证券交易所资深分析师Ken，联合多位摩根斯坦利分析师，谷歌 Meta工程师利用AI和大数据，配合十多年美股实战经验和业内量化交易模型，每天处理海量股票数据：挖掘潜力大牛股，捕捉期权异动大单，实时主力资金流向、机构持仓变化、川普突发新闻，美股买卖信号第一时间发到您手机APP。\u003C\u002Fp>","专业美股投资者都在这里",{"loading":81,"search":82,"searchPlaceholder":82,"hotContent":83,"draft":84,"noData":85,"searchNoData":86,"edit":87,"editVideo":88,"courseContent":89,"more":90,"buyNow":91,"subscribeNow":92,"encoding":93,"paidContent":94},"Loading...","搜索","热门内容","草稿","目前没有任何内容公布","当前检索内容没有数据","编辑","编辑视频","课程内容","更多","立即购买后观看","- 立即订阅 -","视频编码中...","付费内容"]