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A RISC-V 32-bit microprocessor based on two-dimensional semiconductors

delete2025-04-02
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PRE
AI
M
Mingrui Ao
X
Xiucheng Zhou
X
Xinjie Kong
S
Saifei Gou
S
Sifan Chen
X
Xiangqi Dong
Y
Yuxuan Zhu
Q
Qicheng Sun
Z
Zhejia Zhang
J
Jinshu Zhang
Q
Qiran Zhang
Y
Yan Hu
C
Chuming Sheng
K
Kaixuan Wang
王水源 (Shuiyuan Wang)
J
Jing Wan
韩军 (Jun Han)
W
Wenzhong Bao
DOI:10.1038/s41586-025-08759-9delete
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摘要

摘要

En 中文
近年来,对后硅半导体材料的探索已显著加剧,这归因于传统体半导体的固有局限性,其面临漏致势垒降低、界面散射引起的迁移率下降以及由半导体带隙决定的受限电流开/关比等问题。这些挑战促使人们寻求更先进材料,而原子层厚度的二维(2D)半导体作为潜在解决方案应运而生。经过十多年的研究进展,近期在晶圆级生长和器件制造方面的最新发展1, 2-3,已促使二维半导体电子学取得突破。然而,集成水平仍局限于数百个晶体管。我们介绍了一种基于精简指令集计算架构(RISC-V)的微处理器,该处理器能够使用5,900个MoS2晶体管执行标准32位指令,并基于2D半导体技术开发了一套完整的标准单元库。该库包含25种逻辑单元。与硅集成电路的进展保持一致,我们还协同优化了2D逻辑电路的工艺流程与设计。我们的联合制造与设计方法克服了与晶圆级2D电路集成相关的重要挑战,并实现了一种开创性的MoS2微处理器原型,该原型展示了超越硅技术的2D集成电路技术的潜力。
Keyword:
INTEGRATED-CIRCUITS
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Nature 封面图
Nature
IF:
48.5
论文数:
1.8W
被引数:
96.5W

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