Technical digest. International Electron Devices Meeting最新文献

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Proposed universal relationship between dielectric breakdown and dielectric constant 提出介电击穿与介电常数的普遍关系
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175919
J. McPherson, J. Kim, A. Shanware, H. Mogul, J. Rodriguez
{"title":"Proposed universal relationship between dielectric breakdown and dielectric constant","authors":"J. McPherson, J. Kim, A. Shanware, H. Mogul, J. Rodriguez","doi":"10.1109/IEDM.2002.1175919","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175919","url":null,"abstract":"Dielectrics with high dielectric constant k will likely be required for future replacement of conventional SiO/sub 2/ gate dielectric. Physical models are needed which describe the reliability tradeoffs associated with the high-k material selection. In this paper we report on a fundamental relationship existing between the dielectric breakdown E/sub bd/ and dielectric constant k. An approximate E/sub bd/ /spl sim/ (k )/sup -1/2/ relation is found and seems to be universal, i.e., the relation holds over nearly two decades of dielectric constant. A physics-based model has been developed to understand this critically important relationship. The good fit of the physical model (with no adjustable parameters) to the experimental data suggests that the local electric field (Lorentz-relation/Mossotti-field) in these high-k materials plays a very important role in the observed E/sub bd/ /spl sim/ (k)/sup -1/2/ behavior. The very high local electric field (in high-k materials) tends to distort/weaken polar molecular-bonds thereby lowering the enthalpy of activation required for bond breakage by standard Boltzmann processes.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"41 5 1","pages":"633-636"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89158910","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 80
A VLSI compatible conducting polymer composite based "electronic nose" chip 一种兼容VLSI的基于导电聚合物复合材料的“电子鼻”芯片
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175885
N. Lewis
{"title":"A VLSI compatible conducting polymer composite based \"electronic nose\" chip","authors":"N. Lewis","doi":"10.1109/IEDM.2002.1175885","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175885","url":null,"abstract":"The focus of this work would be to exploit the vapor detection technology developed recently at Caltech that forms the basis for a low power, simple \"electronic nose\". In this work we have integrated the sensors, signal preprocessing, signal processing, and data analysis functions into a single, low power, low cost, \"nose chip\". Such a device could be implantable covertly or overtly onto suspect sites, deployable through remote delivery methods, worn by soldiers for CW alerts and in principle for IFF or military/nonmilitary identification purposes, and for other areas of national security where low power, lightweight, small, chemical sensing is of importance.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"14 1","pages":"485-487"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89329178","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Silicon on Depletion Layer FET (SODEL FET) for sub-50 nm high performance CMOS applications: novel channel and S/D profile engineering schemes by selective Si epitaxial growth technology 用于50纳米以下高性能CMOS应用的损耗层场效应晶体管(SODEL FET):采用选择性硅外延生长技术的新型通道和S/D轮廓工程方案
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175925
S. Inaba, K. Miyano, A. Hokazono, K. Ohuchi, I. Mizushima, H. Oyamatsu, Y. Tsunashima, Y. Toyoshima, H. Ishiuchi
{"title":"Silicon on Depletion Layer FET (SODEL FET) for sub-50 nm high performance CMOS applications: novel channel and S/D profile engineering schemes by selective Si epitaxial growth technology","authors":"S. Inaba, K. Miyano, A. Hokazono, K. Ohuchi, I. Mizushima, H. Oyamatsu, Y. Tsunashima, Y. Toyoshima, H. Ishiuchi","doi":"10.1109/IEDM.2002.1175925","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175925","url":null,"abstract":"In this paper, novel channel & S/D profile engineering schemes are proposed for sub-50 nm bulk CMOS applications. These devices, referred to as \"Silicon On DEpletion Layer (SODEL) FETs\", have the depletion layer beneath the channel region, which works as an insulator like a buried oxide (BOX) in SOI MOSFET. The device design concepts of SODEL FET were confirmed by hardware fabrication with 100 nm node CMOS technology. By using selective Si epitaxy for the channel region, junction capacitance (Cj) has been reduced to less than about 1/2/spl sim/1/3 of that in conventional 100 nm node CMOS. i.e., Cj(area) /spl sim/ 0.73 fF//spl mu/m/sup 2/, and Cj (gate edge perimeter) /spl sim/ 0.19 fF//spl mu/m both in nFET & pFET at Vbias = 0.0 V. The body effect /spl gamma/ is also reduced to less than 0.02 V/sup 1/2/. Nevertheless, high current drives of 886 /spl mu/A//spl mu/m (Ioff = 15 nA//spl mu/m) in nFET and -320 /spl mu/A//spl mu/m (Ioff = 10 nA//spl mu/m) in pFET have been achieved in SODEL CMOS with |Vdd| = 1.2 V. Therefore, high speed circuit design can be realized by the combination of SODEL FETs and bulk FETs on the same chip in 70 nm node generation and beyond.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"1 1","pages":"659-662"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88304473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
A CMOS magnetic latch with extremely high resolution 具有极高分辨率的CMOS磁锁存器
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175984
Z.Q. Li, X.W. Sun
{"title":"A CMOS magnetic latch with extremely high resolution","authors":"Z.Q. Li, X.W. Sun","doi":"10.1109/IEDM.2002.1175984","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175984","url":null,"abstract":"A novel CMOS magnetic latch with extremely high magnetic resolution based on a single split-drain magnetic field-effect transistor is reported. The minimum detectable magnetic flux density is less than 4 /spl mu/T. The resolution for magnetic pattern recognition is less than 2 mT. The breakthrough has been achieved by importing a positive feedback.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"21 1","pages":"909-912"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88944425","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
A 90 nm generation copper dual damascene technology with ALD TaN barrier 90纳米代铜双大马士革技术与ALD TaN屏障
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175913
C.H. Peng, C. Hsieh, C.L. Huang, J.C. Lin, M. Tsai, M.W. Lin, C. Chang, W. Shue, M. Liang
{"title":"A 90 nm generation copper dual damascene technology with ALD TaN barrier","authors":"C.H. Peng, C. Hsieh, C.L. Huang, J.C. Lin, M. Tsai, M.W. Lin, C. Chang, W. Shue, M. Liang","doi":"10.1109/IEDM.2002.1175913","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175913","url":null,"abstract":"As the device dimension continues to shrink, the need for a thinner barrier for copper has risen in order to meet the requirements for future device performance. The conventional barrier process by physical vapor deposition (PVD) has the limitation to achieve conformal step coverage across the dual damascene structure , and therefore would face a bottleneck when the thickness reduction is required. In this work, the atomic layer deposition (ALD) technique is applied for the TaN barrier process of a 90 nm generation copper dual damascene integration with low-k dielectrics of k=3.0. The ALD technique could not only provide a conformal step coverage on both trenches and vias, it could also allows reasonable thickness control for thickness of the order of 10 /spl Aring/. The integration results show that ALD TaN has promising electrical performance on sheet resistance, via resistance, and line-to-line leakage, and it also has superior reliability performance on electromigration, stress migration, and bias temperature test as compared with conventional PVD TaN.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"6 1","pages":"603-606"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89012345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Tunable work function dual metal gate technology for bulk and non-bulk CMOS 块体和非块体CMOS的可调谐工作功能双金属栅极技术
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175852
Jae-Hoon Lee, H. Zhong, You-Seok Suh, G. Heuss, J. Gurganus, Bei Chen, V. Misra
{"title":"Tunable work function dual metal gate technology for bulk and non-bulk CMOS","authors":"Jae-Hoon Lee, H. Zhong, You-Seok Suh, G. Heuss, J. Gurganus, Bei Chen, V. Misra","doi":"10.1109/IEDM.2002.1175852","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175852","url":null,"abstract":"This paper describes a metal gate process, which provides tunable work function values and ease of integration for dual metal gate process flow. Vertical stacks of Ru and Ta layers were subjected to high temperature anneals to promote intermixing which resulted in /spl phi//sub m/ tuning. It was found that Ru/Ta stacks provided up to 0.4 eV reduction in /spl phi//sub m/ compared to Ru. To increase this change, stacks of Ru/sub 50/Ta/sub 50//Ru were also evaluated and nearly a 0.8 eV change in /spl phi//sub m/ was observed between Ru/sub 50/Ta/sub 50//Ru and Ru/sub 50/Ta/sub 50/ electrodes.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"48 1","pages":"359-362"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85572940","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 31
Correlated defect generation in thin oxides and its impact on Flash reliability 薄氧化物中相关缺陷的产生及其对闪存可靠性的影响
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175799
D. Ielmini, A. Spinelli, A. Lacaita, M. van Duuren
{"title":"Correlated defect generation in thin oxides and its impact on Flash reliability","authors":"D. Ielmini, A. Spinelli, A. Lacaita, M. van Duuren","doi":"10.1109/IEDM.2002.1175799","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175799","url":null,"abstract":"The retention behavior of Flash memories with very thin tunnel oxide (t/sub ox/ = 5 nm) is studied. The distributions of threshold voltage V/sub T/ during retention experiments clearly display two tails, which are interpreted as due to single- and double-trap conduction mechanisms. By analyzing the two tails as a function of program/erase (P/E) cycling, we show that defect-generation process is not driven by Poisson statistics, rather it is correlated. The impact of correlated degradation on device reliability is then addressed by Monte Carlo models for SILC and percolation, showing that correlated generation, while severely degrading Flash reliability, plays a minor role in determining the breakdown lifetime of thin oxides.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"9 1","pages":"143-146"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87607588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
Integrated surface-micromachined z-axis frame microgyroscope 集成表面微加工z轴框架微陀螺仪
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175813
Moorthi Palaniapan, Roger T. Howe, John Yasaitis
{"title":"Integrated surface-micromachined z-axis frame microgyroscope","authors":"Moorthi Palaniapan, Roger T. Howe, John Yasaitis","doi":"10.1109/IEDM.2002.1175813","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175813","url":null,"abstract":"We report the first integrated surface-micro machined z-axis frame microgyroscope fabricated in the Analog Devices Modular-MEMS process using 6 /spl mu/m thick polysilicon as the structural material and 5 V 0.8 /spl mu/m CMOS process. This vibratory microgyroscope, which operates in vacuum, measures the z-axis rotation rate by sensing the induced Coriolis acceleration using capacitive sensing. The amplitude of drive motion was estimated to be 2 /spl mu/m. The frame gyroscope mechanically decouples the drive and sense motion for stable operation. Integration of circuits and mechanical structures on the same substrate allowed signal sensing with low parasitics. The surface micromachined integrated z-axis frame gyroscope fabricated at Analog Devices has a measured noise floor of 0.05 deg/s//spl radic/Hz and a scale factor of 0.33 mV/deg/sec at 70 mtorr ambient pressure.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"19 1","pages":"203-206"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82393425","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
High efficient 850 nm and 1,310 nm multiple quantum well SiGe/Si heterojunction phototransistors with 1.25 plus GHz bandwidth (850 nm) 高效率850 nm和1310 nm多量子阱SiGe/Si异质结光电晶体管,1.25 + GHz带宽(850 nm)
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175837
Z. Pei, C. Liang, L. Lai, Y. Tseng, Y. Hsu, P. Chen, S. Lu, C.M. Liu, M. Tsai, C. Liu
{"title":"High efficient 850 nm and 1,310 nm multiple quantum well SiGe/Si heterojunction phototransistors with 1.25 plus GHz bandwidth (850 nm)","authors":"Z. Pei, C. Liang, L. Lai, Y. Tseng, Y. Hsu, P. Chen, S. Lu, C.M. Liu, M. Tsai, C. Liu","doi":"10.1109/IEDM.2002.1175837","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175837","url":null,"abstract":"The Si/sub 0.5/Ge/sub 0.5//Si multiple quantum wells (MQW) are placed between the base and collector of Si/SiGe heterojunction bipolar transistors as light absorbing layers. The phototransistor with high responsivity and bandwidth at 850 nm is demonstrated. Efficient near infrared (1,310 nm) photoresponse also achieved in this device. The results indicate the Si/SiGe phototransistor is suitable for front-end photoreceivers in the high-speed optical communication applications.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"18 1","pages":"297-300"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89673671","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 17
High performance 40 nm nMOSFETs with HfO2 gate dielectric and polysilicon damascene gate 高性能40纳米nmosfet与HfO2栅极电介质和多晶硅damascene栅极
Technical digest. International Electron Devices Meeting Pub Date : 2002-12-08 DOI: 10.1109/IEDM.2002.1175870
B. Tavel, X. Garros, T. Skotnicki, F. Martin, C. Leroux, D. Bensahel, M. Semeria, Y. Morand, J. Damlencourt, S. Descombes, F. Leverd, Y. Le-Friec, P. Leduc, M. Rivoire, S. Jullian, R. Pantel
{"title":"High performance 40 nm nMOSFETs with HfO2 gate dielectric and polysilicon damascene gate","authors":"B. Tavel, X. Garros, T. Skotnicki, F. Martin, C. Leroux, D. Bensahel, M. Semeria, Y. Morand, J. Damlencourt, S. Descombes, F. Leverd, Y. Le-Friec, P. Leduc, M. Rivoire, S. Jullian, R. Pantel","doi":"10.1109/IEDM.2002.1175870","DOIUrl":"https://doi.org/10.1109/IEDM.2002.1175870","url":null,"abstract":"We report on 40 nm nMOS transistors with HfO/sub 2/ dielectric and polySi gate integrated into a damascene structure. We fabricated HfO/sub 2/ ALD layers with EOT down to 15 /spl Aring/, exhibiting leakage current more than two decades lower than SiO/sub 2/. Small mobility degradation on 2 nm EOT nMOSFETs was observed leading to the best performances (Ion= 680 /spl mu/A//spl mu/m @ Ioff=230 nA//spl mu/m) ever obtained with HfO/sub 2/ and polySi electrodes.","PeriodicalId":74909,"journal":{"name":"Technical digest. International Electron Devices Meeting","volume":"24 1","pages":"429-432"},"PeriodicalIF":0.0,"publicationDate":"2002-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73292274","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
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