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个人简介

华东师范大学集成电路科学与工程学院专任研究员。长期从事相变存储器的设计、测试、可靠性及存算一体应用研究。2008年获电子科技大学微电子学与固体电子学博士学位,中国科学院上海微系统与信息技术研究所博士后。长期在中科院上海微系统所从事相变存储器的研究。承担了相变存储器设计、测试以及平台建设和工艺集成的任务。2022年4月,华东师范大学集成电路科学与工程学院研究员。1)相变存储器设计方面,设计完成了我国第一款相变存储器芯片,实现了从材料到芯片的突破。基于130nm工艺设计完成了我国第一颗自主知识产权的相变存储器芯片,实现了音频演示。2)建立相变存储器操作参数提取、优化和验证体系。获得了最优的相变存储器芯片设计参数方案。3)基于CGST 相变存储器芯片中C的三维限定作用的机理研究,结合微观分析,研究循环作用下,CGST结构的中C的迁移变化规律以及C在多值存储中的作用机理。4)相变存储器在存算一体芯片的应用研究。研究基于CGST相变存储器芯片的高温存储性能,满足存算一体芯片嵌入式的要求,研究成果发表在2018年IEDM会议上。采用编程-验证和阻值变换方法首次实现了相变存储器芯片的16态存储,有望实现4比特信息模仿突触带权重的乘加及在存算一体芯片中的应用。首次从微观结构上观测到了相变存储器多比特的形成机理并建立了计算模型。成果发表在2021年Nanoscale上。主持国家自然科学金2项,作为学术骨干参与集成电路重大专项、重点研究计划、973、863、及中科院先导等项目多项。在IEDM, EDL, ACS, Nanoscale,Nano-Micro Letters等国内期刊发表学术论文80余篇,申请专利47项。授权中国发明专利38项,美国专利1项。 教育经历 电子科技大学 微电子学与固体电子学博士 工作经历 2008.7-2010.12 中国科学院上海微系统与信息技术研究所 博士后 2011.1-2011.12 中国科学院上海微系统与信息技术研究所 助理研究员 2012.1-2022.3 中国科学院上海微系统与信息技术研究所 副研究员 2022.4-至今 华东师范大学 专任研究员 荣誉及奖励 2018年获上海市科技发明二等奖 2019年获中国材料研究学会科技进步一等奖

研究领域

新型存储器(相变存储器和铁电存储器)集成技术、测试、可靠性及感存算一体研究

近期论文

查看导师新发文章 (温馨提示:请注意重名现象,建议点开原文通过作者单位确认)

Zijing Cui,Daolin Cai*,Yang Li, Chengxing Li and Zhitang Song. WN coating of TiN electrode to improve the reliability of phase change memory. Materials Science in Semiconductor Processing, 2022, 138: 106273. Zhitang Song, Daolin Cai*. 12-state multi-level cell storage implemented in a 128 Mb phase change memory chip. Nanoscale, 2021 Chengxing Li, Daolin Cai*, Daohuan Feng, Zijing Cui, Weili Liu and Zhitang Song. Chemical Mechanical Polishing of TiN Film with Potassium Permanganate and L-Aspartic Acid in Alkaline Slurry. ECS Journal of Solid State Science and Technology, 2021, 10(7): 074009. Zijing Cui, Daolin Cai*,Yang Li, Chengxing Li and Zhitang Song. Investigation of the effect of blade electrode width on performance of phase change memory. Semiconductor Science and Technology, 2021, 36(10):105003 (6pp). Y. Cheng, D. L. Cai. Microscopic Mechanism of Carbon-Dopant Manipulating Device Performance in CGeSbTe-Based Phase Change Random Access Memory. ACS Appl. Mater. Interfaces. 2020 Yang Li, Daolin Cai*, Yifeng Chen, Lei Wu, Yuanguang Liu, Shuai Yan, Li Yu, Weili Liu, and Zhitang Song. Optimization of driving current and crosstalk effect in epitaxial diode array for phase change memory application, Semiconductor Science and Technology,2020, 35(11). Junjie Lu, Yifeng Chen, Daolin Cai, Lei Wu, Yuanguang Liu, Shuai Yan, Yang Li, Li Yu, and Zhitang Song. An Optimized Fast Stair-case Set Pulse with Variable Width for Phase Change Random Access Memory. ECS Journal of Solid State Science and Technology, 2020, 9(2). Lei Wu, Daolin Cai*, Yifeng Chen, Yaoyao Lu, Yuanguang Liu, Sifan Zhang, Shuai Yan, Yang Li, Li Yu, Junjie Lu and Zhitang Song. Endurance Improvement of Phase Change Memory Based on High and Narrow RESET Currents. ECS Journal of Solid State Science and Technology, 2020, 9(3). Yan Shuai, Cai Daolin*, Chen Yifeng, Xue Yuan, Liu Yuanguang, Lei Wu, Song Zhitang. Reliability Modelling and Prediction Method for Phase Change Memory Using Optimal Pulse Conditions. Journal of Shanghai Jiao Tong University (Science), 2020, 25(1): 1-9. Yang Li, Yifeng Chen, Daolin Cai, Yaoyao Lu, Lei Wu, Yuanguang Liu, Shuai Yan, Junjie Lu, Li Yu, and Zhitang Song. Analysis and optimization of read/write reliability for 12F2 cross-point ultra-fast phase change memory. Semiconductor Science and Technology, 2019, 34(11). Yaoyao Lu, Daolin Cai*, Yifeng Chen, Yonghui Zheng, Shuai Yan, Lei Wu, Yuanguang Liu, Yang Li, Zhitang Song. The impact of the electrode performance on the endurance properties of the phase change memory, IEEE Transactions on device and materials reliability, 2019, 19(1). Yaoyao Lu, Daolin Cai*, Yifeng Chen, Yu Lei, Shuai Yan, Lei Wu, Yuanguang Liu, Yang Li, Zhitang Song. Improving the data retention of phase change memory by using a doping element in selected Ge2Sb2Te5, Journal of Semiconductor, 2019, 040(040). Lei Wu, Yifeng Chen, Daolin Cai, Yaoyao Lu, Tianqi Guo, Yuanguang Liu, Xin Chen, Sifan Zhang, Shuai Yan, Yang Li, Zhitang Song. RESET current optimization for phase change memory based on the sub-threshold slope, Materials Science in Semiconductor Processing, 2019, 97. Yuanguang Liu, Yifeng Chen, Daolin Cai, Yaoyao Lu, Lei Wu, Shuai Yan, Yang Li, Zhitang Song, Fast switching and low drift of TiSbTe thin films for phase change memory applications, Materials Science in Semiconductor Processing, 2019,91. Yuanguang Liu, Yifeng Chen, Daolin Cai, Yaoyao Lu, Lei Wu, Shuai Yan, Yang Li, Junjie Lu, Li Yu, Zhitang Song, High performance of multilevel-cell phase change memory device with good endurance reliability. Semiconductor Science and Technology, 2019, 34(10): 105019. Li Yu, Daolin Cai*, Yifeng Chen, Yaoyao Lu, Shuai Yan, Lei Wu, Yuanguang Liu, Yang Li, Junjie Lu, Zhitang Song. First set pulse impacts on set resistance distribution of phase change random access memory, ECS Journal of Solid State Science and Technology, 2019, 8(1). Li Yu, Daolin Cai*, Yifeng Chen, Yaoyao Lu, Shuai Yan, Lei Wu, Yuanguang Liu, Yang Li, Junjie Lu, and Zhitang Song, Subsequent Set Pulse Impacts on Set Resistance Distribution of Phase Change Memory, Semiconductor Science and Technology, 2019, 34(10). Yan Shuai, Cai Daolin*, Xue Yuan, Chen Yifeng, Liu Yuanguang, Wu Lei, Song Zhitang. Investigation on the Scaling Performances of Carbon Doped Ge2Sb2Te5 Thin Films for Phase Change Random Access Memory in a 40 nm Process[J]. Physica States Solidi A-Application and Materials Science, 2019, 216(22): 1900439. Yan Shuai, Cai Daolin*, Xue Yuan, Guo Tianqi, Song Sannian, Song Zhitang. Sb-rich CuSbTe material: A candidate for high-speed and high-density phase change memory application[J]. Materials Science in Semiconductor Processing, 2019, 103: 104625. Yaoyao Lu, Daolin Cai*, Yifeng Chen, Yu Lei, Shuai Yan, Lei Wu, Yuanguang Liu, Yang Li, Zhitang Song. The influence of the Bitline length on the resistance consistency in phase change memory array, ECS Journal of Solid State Science and Technology, 2018, 7(3). Z. T. Song, D. L. Cai*, et.al., “High endurance phase change memory chip implemented based on carbon-doped Ge2Sb2Te5 in 40 nm node for embedded application,” 2018 IEEE International Electron Devices Meeting (IEDM) pp27.5.1–27.5.4.

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