从计算到存储:二维半导体产业链正在形成

marsbit2026-07-29 tarihinde yayınlandı2026-07-29 tarihinde güncellendi

Özet

二维半导体是一种核心功能层厚度仅为单原子或少原子层的半导体材料(如二硫化钼),被视为后摩尔时代的关键新材料。随着硅基芯片逼近物理极限,全球产业巨头和研发机构正加速布局该领域。 国内产业链已实现全链条突破,正加速成型。在材料与设备方面,南京大学团队与其产业化平台实现了6英寸及8英寸二维半导体单晶的量产化制备,设备核心部件国产化;中科院金属所成功制备出大面积高性能p型单晶晶圆,补齐了构建CMOS电路的核心短板;北大团队则实现了高性能晶圆级二维铁电材料的可控制备。 在工程化与制造生态方面,国内首条8英寸二维半导体工程化示范工艺线已全线贯通,并发布了首个兼容主流EDA工具链的工艺设计工具包(PDK),打通了从设计到制造的壁垒。代工服务已向科研机构开放,产业链生态初步形成。 在应用层面,二维半导体正从逻辑计算向存储等领域拓展。我国已研制出全球首款32位RISC-V二维微处理器及集成度创纪录的多位并行微处理器。在存储领域,基于二维半导体超低漏电特性的新型DRAM已实现超长数据保持时间,并首次在室温下观测到单电子存储行为。此外,其在射频、抗辐照、柔性光电等特色场景也展现出优势。 总体而言,二维半导体已迈入工程化验证与流片新阶段,国内初步形成了覆盖材料、设备、制造、设计、应用的完整产业链,为后摩尔时代的芯片技术发展提供了新的可能性。

二维半导体,亦称原子层半导体,是一种核心功能层厚度仅为单原子或少原子层的半导体材料,以过渡金属硫族化物(如二硫化钼)为代表,是后摩尔时代的关键材料之一。当硅基芯片制程逼近物理极限时,传统硅沟道半导体材料已接近其性能天花板。二维半导体(如二硫化钼、二硒化钨、硒化铟等)凭借原子级厚度的天然优势,能够以晶圆级原子平整的结构在短沟道尺度下实现天然强栅控能力,被视为后摩尔时代最具潜力的非硅新材料。

当前,全球范围内的产业共识正在加速形成。台积电、英特尔、三星等国际晶圆制造巨头,以及 IMEC、IRDS等顶尖研究机构均已明确布局二维半导体赛道,研判其将在1nm节点后作为核心组件融入异质集成系统。2026年6月,台积电携手ASML与imec在VLSI研讨会上首次展示了300 mm晶圆上50 nm接触栅极间距的二维n/pFET集成,标志着国际巨头正加速推动二维晶体管从实验室走向产线。在此情况下,国内产业链也已加速全链条布局,从材料制备、设备自研到芯片集成、生态构建均取得突破,二维半导体产业链条正在成型。

01 材料突破与设备自主化:从“能做”到“能产”

二维半导体被视为后硅时代芯片制造的关键材料,但二维半导体材料的规模化、高质量晶圆制备是其走向产业化应用的前提。其中,化学气相沉积(CVD)和金属有机化学气相沉积(MOCVD)是未来实现二维半导体材料规模化制造的关键技术

在设备与材料生长领域,南京大学王欣然教授团队与其产业转化平台极钼芯科技协同攻关,形成了“学术创新—设备研制—工艺验证”深度融合的闭环,在晶圆级二维半导体单晶制备领域取得一系列进展。2025年10月,团队依托极钼芯科技自主研发的Oxy-MOCVD 200 ultra设备(核心部件100%国产化),通过创新的衬底工程技术,在国际上率先报道了全球首个6英寸二维过渡金属硫族化合物半导体单晶的量产化制备,可兼容MoS2、WS2、WSe2等多种材料,150毫米晶圆单向畴对齐率超过99%。2026年1月,团队与东南大学王金兰团队合作,开发了全新的氧辅助金属有机化学气相沉积(oxy-MOCVD)技术,突破生长动力学调控瓶颈,既将二硫化钼晶畴平均尺寸从百纳米级提升至数百微米,解决了大面积均匀生长的量产难题,又从根源上抑制了碳污染问题。基于该工艺,极钼芯完成了设备的深度定制升级,可为下游提供即插即用的制程能力,目前技术体系已覆盖二硫化钼、二硒化钼、二硫化钨、二硒化钨等主流二维半导体材料。在此基础上,极钼芯更进一步在全球率先实现8英寸二维半导体单晶量产,产品已进入剑桥大学、复旦大学等顶尖科研机构,并与下游芯片制造企业达成合作,打通了从实验室样品到产线级材料的关键一步。

除了主流n型材料,p型二维半导体的晶圆级制备短板也已补齐。与硅基电子器件类似,晶圆级n型、p型二维半导体单晶是构筑二维CMOS集成电路的基础和前提。迄今为止,科研人员已开发出多种n型二维半导体材料,其中MoS2、WS2等已实现了晶圆级单晶制备;然而兼具高迁移率与优异稳定性的p型二维半导体仍然十分稀缺,实现此类材料的晶圆级单晶生长则更加困难。2026年7月,中国科学院金属研究所团队取得突破,成功制备出大面积高性能p型MoSi2N4单层单晶晶圆。该材料体系由该团队首创,此前仅能制备多晶薄膜,晶界缝隙会大幅降低器件性能,转移加工时也易破损;此次研究通过特殊单晶基底的台阶引导效应,实现了材料定向生长与无缝拼接,彻底补齐了二维CMOS电路长期缺失优质p型材料的核心短板。

在特色材料方向,北京大学彭海琳教授研究团队首次在晶圆级尺度上实现了超薄、均匀铁电薄膜及其异质结构的可控制备,并构筑了工作电压超低(0.8V)、耐久性极高(可循环1.5×1012次以上)的高速铁电晶体管,其综合性能显著超越了现有工业级铪基铁电体系,是目前已知工作电压最小、能耗最低且耐久性最优的铁电晶体管。首次在国际上展示了高性能晶圆级二维铁电材料体系,为开发高能效先进芯片提供了突破性的材料基础与可行技术路径。

02 工程化生态逐步成型,打通从实验室到产线的鸿沟

材料与器件的突破,最终需要落地到标准化制造体系中。

2026年7月9日,由原集微科技建设的8英寸二维半导体工程化示范工艺线在浦东全线贯通,成为国内二维半导体从科研走向产业化的里程碑。该工艺线于2026年1月完成点亮,仅用半年多时间就完成了全流程设备调试与工艺优化,区别于实验室小型试制平台,当前已具备完整的流片与工程化试制能力,搭建起从材料制备到芯片集成的完整工程化链条。在此之前,国内二维半导体研究多集中于高校实验室,器件制备以小批量手工试制为主,与工业标准差距巨大;原集微团队历经十年攻关,打通了晶圆生长、集成工艺、器件建模、电路设计到封装测试的完整制程。

配套的工艺设计工具包(PDK)同步落地,进一步打通了设计与制造的衔接壁垒。原集微发布的基于8英寸中试线的500纳米PDK 0.1版本是二维半导体领域首个兼容主流EDA工具链的工艺IP,包含Pcell、DRC、LVS、PEX等全套工具包,工艺良率大于99.99%,各方面指标突破国际纪录,基本接近硅基同等制程水准,未来可支撑10万管级二维电路的设计与晶圆级制造。

伴随着产线贯通与PDK发布,代工服务与产业生态同步启动。北京大学、清华大学、上海交通大学、南京大学等高校团队已与原集微完成校企研发签约,晶圆代工服务正式向科研端开放;西安先导院、上海二维星科技等企业也达成产业链战略合作,围绕工艺平台共享、成果转化与生态共建展开深度合作。地方产业配套也在同步跟进,上海川沙新镇以原集微中试线为核心载体,吸引产业链上下游企业集聚;上海全市层面已将二维半导体纳入未来产业重点培育方向,从科研攻关、协同创新到生态培育全方位发力,目标形成“研发—中试—量产”的完整产业闭环。值得注意的是,二维半导体产线可复用现有硅基半导体设备的比例约为70%,不会颠覆既有产业体系,反而将在材料、设备、制造、先进封装等环节催生全新的市场增量。

03 从计算到存储的应用版图,应用版图持续拓展

伴随着制造体系的成熟,二维半导体也正从逻辑计算向存储等应用场景扩展延申。

在逻辑计算领域,国内已完成从器件到复杂处理器的跨越。2025年,全球首款基于二维半导体材料的32位RISC-V架构微处理器“无极”发布,采用二硫化钼(MoS2)材料,集成5900个晶体管,厚度仅0.7纳米,单级反相器良率达99.77%,实现了从材料、架构到流片的全链条自主研发,验证了二维材料构建复杂逻辑电路的可行性。该处理器在1kHz时钟频率下可串行实现37种32位RISC-V指令,满足RV32I整型指令集要求。具备单级高增益和关态超低漏电性能,适用于物联网、边缘计算等场景。

2026年,南京大学王欣然、邱浩团队联合苏州国家实验室和华为,进一步打通了Fab产线兼容的二维半导体芯片设计-工艺-制造全流程,成功研制出世界上首颗二硫化钼(MoS2)多位并行微处理器“梦启(MAGIC)-1000”,晶体管集成密度创下新兴非硅数字电路的最高纪录,标志着我国二维半导体研究迈入产线融合的新发展阶段。基于跨层次协同优化,团队在0.5μm工业制程下在超紧凑芯片面积内集成1433个MoS2晶体管,成功研制出“梦启-1000”微处理器。该芯片采用RISC指令集,由指令解码器、寄存器堆、算术逻辑单元、多路选择器四个主要模块构成,集成晶体管密度较原有国际纪录提升1个数量级,达到9336个/mm2,比肩同节点成熟硅基工艺。芯片首次实现二维半导体的多位数据并行运算,最高工作频率可达43kHz,并在二维芯片上集成片上寄存器堆,消除了片外存储带来的访问延迟与带宽瓶颈。

在存储领域,二维半导体的超低漏电特性展现出独特的战略价值。复旦大学联合团队研发出迄今泄漏电流最低的二维半导体晶体管。该团队实现了创纪录的超低泄漏电流——相当于9.15秒仅泄漏一个电子。在此基础上打造的新型DRAM存储芯片,在零保持电压下实现了超过8500秒的超长数据保持时间,同时兼顾高速读写与多容量存储能力。优化的无电容双晶体管DRAM(2T0C)实现了准非易失性存储操作、5位存储精度和纳秒级写入速度。原集微已将DRAM作为重点布局方向。二维半导体的超低漏电特性可大幅降低刷新功耗,有望在端侧及大算力场景中率先落地,未来结合三维堆叠技术逐步提升DRAM容量。2026年7月,复旦大学周鹏-刘春森团队更进一步,首次在室温环境下清晰观测到单电子的非易失性存储行为,成功打造出具有全球最大非易失量子存储窗口的器件——仅需注入单个电子,存储窗口便可达0.5伏特。这标志着电荷信息存储技术达到了“一电子、一比特”的最高顶峰。

除计算与存储外,二维半导体在更多特色场景中具备不可替代的优势。二维半导体作为极致的SOI材料,在射频模拟电路、抗辐照通信、脑机接口等场景中具备独特优势。今年1月,依托“复旦一号”卫星平台,二维半导体抗辐射射频通信系统首次实现了太空在轨验证。同时,二维半导体可制备为柔性、透明器件,能够支撑光电传感、量子计算等前沿领域的器件研发。

04 结语

当前,二维半导体已彻底走出实验室,迈入工程化验证、小批量流片的全新发展阶段。从材料制备的晶圆级突破,到制造产线的工程化贯通,再到计算、存储等多领域的应用落地,国内二维半导体产业链的每一个环节都在加速推进,初步形成了覆盖材料、设备、制造、设计、应用的完整产业链条。

在二维半导体这一新兴赛道上,国际竞争已全面展开。这条新兴产业链的成形,不仅为后摩尔时代的芯片技术提供了新的可能,更在全球半导体产业格局重塑中开辟了一个全新的竞争维度。

本文来自微信公众号 “半导体产业纵横”(ID:ICViews),作者:鹏程

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İlgili Sorular

Q什么是二维半导体,它为什么被视为后摩尔时代的关键材料?

A二维半导体是一种核心功能层厚度仅为单原子或少原子层的半导体材料,如二硫化钼。其凭借原子级厚度的优势,能在短沟道尺度下实现天然强栅控能力,因此被视为后摩尔时代最有潜力的非硅新材料。

Q在二维半导体材料制备方面,国内取得了哪些主要突破?

A国内取得的主要突破包括:南京大学王欣然团队与极钼芯科技实现了6英寸和8英寸二维半导体单晶量产;中科院金属所成功制备大面积p型MoSi2N4单晶晶圆;北京大学彭海琳团队实现了晶圆级二维铁电薄膜的可控制备。

Q国内第一条8英寸二维半导体工程化示范工艺线何时贯通?其意义是什么?

A该工艺线于2026年7月9日在浦东全线贯通。其意义在于标志着国内二维半导体从科研走向产业化,具备了完整的工程化试制与流片能力,并发布了首个PDK工具包,打通了设计与制造的衔接壁垒。

Q文章提到了哪两款基于二维半导体材料的处理器?它们有何特点?

A文章提到了“无极”和“梦启(MAGIC)-1000”两款处理器。其中“无极”是全球首款基于二维半导体的32位RISC-V架构微处理器;“梦启-1000”则是世界上首颗二硫化钼多位并行微处理器,集成密度创下非硅数字电路纪录,并实现了片上寄存器堆集成。

Q二维半导体在存储领域展现出什么独特价值?复旦大学团队的相关研究取得了什么成果?

A二维半导体的超低漏电特性可以大幅降低存储芯片的刷新功耗。复旦大学团队研发出泄漏电流极低的晶体管,打造出具有超长数据保持时间的DRAM芯片,并首次在室温下实现了“一电子、一比特”的非易失性量子存储。

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Google Earth's newly launched "Create image" feature, powered by the Nano Banana 2 AI image generation model, was abruptly withdrawn shortly after its release due to being "played" by users. The feature allowed users to generate and overlay AI-created visuals directly onto real-world satellite and 3D maps in Google Earth. The tool enabled creative applications like historical recreations (e.g., visualizing ancient Pompeii), generating informational graphics for landmarks, and envisioning architectural projects or futuristic cityscapes on real terrain. It operated under "geospatial grounding," meaning the AI respected the underlying geography, topography, and perspective of the chosen map view. The model also integrated with Gemini to retrieve relevant factual information. However, upon release, users quickly tested its limits. A prominent example involved reimagining Philadelphia's historic Independence Hall as a post-apocalyptic ruin overrun by "happy" zombies, evil clowns, and giant alien mechs. This highlighted both the feature's playful potential and its risks regarding the generation of inappropriate or misleading content on realistic maps, leading to its swift temporary removal. Google stated it would re-release the feature after implementing "enhanced guardrails." Analysts note this move strategically leverages Google's vast proprietary geospatial data, positioning its AI not just for artistic generation but for spatially accurate world visualization—a unique advantage in the competitive AI image generation landscape.

marsbit3 saat önce

Breaking: Google Earth Urgently Pulls Back Nano Banana 2 Image Generation Feature!

marsbit3 saat önce

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432 Toplam GörüntülenmeYayınlanma 2025.02.11Güncellenme 2026.06.02

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