T. Shimura, Y. Okamoto, D. Shimokawa, T. Inoue, T. Hosoi, and H. Watanabe,
"Interface Reaction and Rate Enhancement of SiGe Thermal Oxidation,"
ECS Transactions, 33, (6) 893-899 (2010).
K. Shiraishi, T. Hosoi, H. Watanabe, and K. Yamada,
"Control of Gate Metal Effective Work Functions and Interface Layer Thickness by Designing Interface Thermodynamics Based on Heteroatom Incorporation into High-k HfO2 Gate Dielectrics,"
ECS Transactions, 33, (6) 479-486 (2010).
T. Shimura, S. Ogiwara, C. Yoshimoto, T. Hosoi, and H. Watanabe,
"Fabrication of Fully Relaxed SiGe Layers with High Ge Concentration on Silicon-on-Insulator Wafers by Rapid Melt Growth,"
Appl. Phys. Express, 3, 105501 (2010).
T. Shimura, D. Shimokawa, T. Inoue, T. Hosoi, H. Watanabe, O. Sakata, and M. Umeno,
"Thermal Stability and Electron Irradiation Damage of Ordered Structure in the Thermal Oxide Layer on Si,"
J. Electrochem. Soc., 157, (10) H977-H981 (2010).
T. Ando, M. M. Frank, K. Choi, C. Choi, R. Haight, M. Copel, H. Arimura, H. Watanabe, and V. Narayanan,
"Ultimate EOT Scaling (<5Å) Using Hf-Based High-k Gate Dielectrics and Impact on Carrier Mobility," Invited
ECS Transactions, 28, (1) 115-123 (2010).
T. Ando, M. Copel, J. Bruley, M. M. Frank, H. Watanabe, and V. Narayanan,
"Physical origins of mobility degradation in extremely scaled SiO2 /HfO2 gate stacks with La and Al induced dipoles,"
Appl. Phys. Lett., 96, (13) 132904 (2010).
H. Arimura, R. Haight, S. L. Brown, A. Kellock, A. Callegari, M. Copel, H. Watanabe, V. Narayanan, and T. Ando,
"Temperature-dependent La- and Al-induced dipole behavior monitored by femtosecond pump/probe photoelectron spectroscopy,"
Appl. Phys. Lett., 96, (13) 132902 (2010).
H. Arimura, Y. Oku, M. Saeki, N. Kitano, T. Hosoi, T. Shimura, and H. Watanabe,
"Fabrication of advanced La-incorporated Hf-silicate gate dielectrics using physical-vapor-deposition-based in situ method and its effective work function modulation of metal/high-k stacks,"
J. Appl. Phys., 107, (3) 034104 (2010).
T. Shimura, Y. Okamoto, T. Inoue, T. Hosoi, and H. Watanabe,
"Residual order in the thermal oxide of a fully strained SiGe alloy on Si,"
Phys. Rev. B, 81, (3) 033308 (2010).
T. Ando, T. Hirano, K. Tai, S. Yamaguchi, S. Yoshida, H. Iwamoto, S. Kadomura, and H. Watanabe,
"Low Threshold Voltage and High Mobility N-Channel Metal-Oxide-Semiconductor Field-Effect Transistor Using Hf-Si/HfO2 Gate Stack Fabricated by Gate-Last Process,"
Jpn. J. Appl. Phys., 49, 016502 (2010).
Y. Kagei, T. Kirino, Y. Watanabe, S. Mitani, Y. Nakano, T. Nakamura, T. Hosoi, T. Shimura, and H. Watanabe,
"Improved electrical properties of SiC-MOS interfaces by thermal oxidation of plasma nitrided 4H-SiC(0001) surfaces,"
Mater. Sci. Forum, 645-648, 507-510 (2010).
K. Kozono, T. Hosoi, Y. Kagei, T. Kirino, S. Mitani, Y. Nakano, T. Nakamura, T. Shimura, and H. Watanabe,
"Direct Observation of Dielectric Breakdown Spot in Thermal Oxides on 4H-SiC(001) Using Conductive Atomic Force Microscopy,"
Mater. Sci. Forum, 645-648, 821-824 (2010).
T. Hosoi, Y. Kagei, T. Kirino, Y. Watanabe, K. Kozono, S. Mitani, Y. Nakano, T. Nakamura, and H. Watanabe,
"Improved Characteristics of 4H-SiC MISFET with AION/Nitrided SiO2 Stacked Gate Dielectrics,"
Mater. Sci. Forum, 645-648, 991-994 (2010).
国際学会 / International Conferences
Y. Suzuki, S. Ogiwara, T. Hosoi, T. Shimura, and H. Watanabe,
"High-mobility Ge-on-insulator p-channel MOSFETs fabricated by lateral liquid-phase epitaxy,"
42nd IEEE Semiconductor Interface Specialists Conference (SISC), Session4, P.37,
(Arlington, VA, USA, November 30, 2011 - December 3, 2011).
N. Zettsu, T. Hosoi, S. Matsuura, A. Watanabe, and H. Watanabe,
"Autonomous Liquid-phase Nanoscale Processing for the Large-area Fabrication of Nanoparticle-based Parallel Device Arrays,"
2010 MRS Fall Meeting, Y13.20,
(Boston, MA, USA, November 29, 2010 - December 3, 2010).
T. Hashimoto, N. Zettsu, B. Zheng, M. Fukuta, K. Gamo, I. Yamashita, Y. Uraoka, and H. Watanabe,
"Ferritin Protein-base Versatile Encapsulation/Transport System for Selective Nanoscale Positioning of Targeted Plasmonic Au Nanoparticles,"
2010 MRS Fall Meeting, Y11.10,
(Boston, MA, USA, November 29, 2010 - December 3, 2010).
K. Kutsuki, A. Kasuya, I. Hideshima, T. Hosoi, T. Shimura, and H. Watanabe,
"Impact of Plasma Nitridation On Electrical properties and Thermal Stability of Ultrathin Thermal GeO2 on Ge(100),"
41st IEEE Semiconductor Interface Specialists Conference (SISC), Session6, 6.5,
(San Diego, CA, USA, December 02-04, 2010).
T. Kirino, Y. Kagei, A. Yoshigoe, Y. Teraoka, S. Mitani, Y. Nakano, T. Nakamura, T. Hosoi, T. Shimura, and H. Watanabe,
"Energy Band Structure of Thermally Grown SiO2/4H-SiC Interfaces and its Modulation Induced by Post-oxidation Treatments,"
41st IEEE Semiconductor Interface Specialists Conference (SISC), Session4, P.47,
(San Diego, CA, USA, December 02-04, 2010).
T. Hosoi, G. Okamoto, I. Hideshima, A. Kasuya, K. Kutsuki, J. Harries, A. Yoshigoe, Y. Teraoka, T. Shimura, and H. Watanabe,
"Interfacial Design of High-k/Ge Gate Stacks with ZrO2 Dielectrics for Scaled Ge-based MOS devices,"
41st IEEE Semiconductor Interface Specialists Conference (SISC), Session1, P.2,
(San Diego, CA, USA, December 02-04, 2010).
M. Saeki, H. Arimura, N. Kitano, T. Hosoi, T. Shimura, and H. Watanabe,
"Passivation of High-k Bulk and Interface Defects by Incorporating La into Hf-silicate and its Impact on Carrier Mobility,"
41st IEEE Semiconductor Interface Specialists Conference (SISC), Session1, P.1,
(San Diego, CA, USA, December 02-04, 2010).
T. Ando, H. Arimura, R. Haight, M. Copel, H. Watanabe, and V. Nrayanan,
"Kinetics of interfacial layer scavenging and dipole formation for ultimate scaling of Hf-based high-k gate dielectrics,"
41st IEEE Semiconductor Interface Specialists Conference (SISC), Session1, 1.2,
(San Diego, CA, USA, December 02-04, 2010).
Y. Uenishi, K. Kozono, S. Mitani, Y. Nakano, T. Nakamura, T. Hosoi, T. Shimura, and H. Watanabe,
"Investigation of Correlation between Thermally Grown SiO2 Thickness Fluctuation and Local Dielectric Breakdown in 4H-SiC MOS Devices,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.200-201,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
T. Kirino, Y. Kagei, A. Yoshigoe, Y. Teraoka, S. Mitani, Y. Nakano, T. Nakamura, T. Hosoi, T. Shimura, and H. Watanabe,
"Modulation on Thermally Grown SiO2/4H-SiC Energy Band Structure Depending on Surface Orientation,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.192-193,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
T. Hosoi, Y. Kagei, T. Kirino, S. Mitani, Y. Nakano, T. Nakamura, T. Shimura, and H. Watanabe,
"Impact of Nitrogen Incorporation into A12O3 Gate Dielectrics on Flatband Voltage Stability in 4H-SiC MIS Devices,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.182-183,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
T. Hosoi, G. Okamoto, K. Kutsuki, J. Harries, A. Yoshigoe, Y. Teraoka, T. Shimura, and H. Watanabe,
"Excellent Electrical Property of Ge-MIS Devices with ZrO2 High-k Gate Dielectrics,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.128-129,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
K. Gamo, M. Fukuta, T. Hashimoto, B. Zheng, N. Zettsu, I. Yamashita, Y. Uraoka, and H. Watanabe,
"Critical Titanium Coverage on SiO2 for Selective Adsorption of Ti-binding Ferritin,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.120-121,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
T. Hashimoto, B. Zheng, M. Fukuta, K. Gamo, N. Zettsu, I. Yamashita, Y. Uraoka, and H. Watanabe,
"Selective Transportaion of Gold Nanoparticles Encapsulated with TFG Subunit Dimers and Their Plasmonic Characteristics,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.118-119,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
T. Shimura, Y. Okamoto, D. Shimokawa, T. Inoue, T. Hosoi, and H. Watanabe,
"Residual Order and Rate Enhancement of SiGe Thermal Oxidation,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.112-113,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
S. Ogiwara, C. Yoshimoto, T. Hosoi, T. Shimura, and H. Watanabe,
"Fabricatrion of High-quality SiGe-on-insulator Structures by Rapid Melt Growth,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.100-101,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
M. Saeki, H. Arimura, N. Kitano, T. Hosoi, T. Shimura, and H. Watanabe,
"Investigation of High-k Bulk and Interface Defects in Poly-Si/TiN/HfLaSiO/SiO2 Stacks using Charge Pumping Technique,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.98-99,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
T. Yamamoto, S. Ogawa, H. Arimura, M. Saeki, N. Kitano, T. Hosoi, T. Shimura, and H. Watanabe,
"Investigation of Structural Change in TiN/HfLaSiO Gate Stack Induced by High-temperature Annealing,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.96-97,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
N. Zettsu, S. Matsuura, A. Watanabe, K. Yamamura, T. Hosoi, and H. Watanabe,
"Fabrication of Shape Controlled Metal Nanodot Arrays by Autonomous Liquid-phase Nanoscale Processing as well as Their Charge Injection Characteritics for Floating Nanodot Gate Memory,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.42-43,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
H. Arimura, T. Ando, S. L. Brown, A. Kellock, A. Callegari, M. Copel, R. Haight, H. Watanabe, and V. Narayanan,
"Impact of La and A1 Composition Ratio on the Electrical Properties of La-A1-O Higher-k Gate Dielectrics,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.26-27, pp. 114-115,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
K. Kutuki, I. Hideshima, T. Hosoi, T. Shimura, and H. Watanabe,
"Thermal Robustness and Improved Electrical Properties of Ultrathin Germanium Oxynitride Gate Dielectric,"
Ext. Abst. of Third International Symposium on Atomically Controlled Fabrication Technology, pp.22-23, pp.116-117,
(Osaka University Nakanoshima Center, Osaka, Japan, November 24-26, 2010).
H. Watanabe, K. Kutsuki, I. Hideshima, G. Okamoto, T. Hosoi, and T. Shimura,
"High-quality GeON Gate Dielectrics formed by Plasma Nitridation of Ultrathin Thermal Oxides on Ge(100)," invited
10th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), Program ID 105_11,
(Shanghai,China, November 01-04, 2010).
T. Shimura, Y. Okamoto, D. Shimokawa, T. Inoue, T. Hosoi, and H. Watanabe,
"Interface Reaction and Rate Enhancement of SiGe Thermal Oxidation,"
Meet. Abstr. - 218th ECS Meeting, #1947,
(Las Vegas, NV, USA, October 10-15, 2010).
K .Shiraishi, T. Hosoi, H. Watanabe, and K. Yamada,
"Control of Gate Metal Effective Work Functions and Interface Layer Thickness by Designing Interface Thermodynamics Based on Heteroatom Incorporation into High-k HfO2 Gate Dielectrics,"
Meet. Abstr. - 218th ECS Meeting, #1904,
(Las Vegas, NV, USA, October 10-15, 2010).
H. Watanabe, T. Kirino, Y. Kagei, J. Harries, A. Yoshigoe, Y. Teraoka, S. Mitani, Y. Nakano, T. Nakamura, T. Hosoi, and T. Shimura,
"Energy Band Structure of SiO2/4H-SiC Interfaces and its Modulation Induced by Intrinsic and Extrinsic Interface Charge Transfer,"
Abstract Booklet of the 8th European Conference on Silicon Carbide and Related Materials (ECSCRM), TP-254,
(Oslo, Norway, August 29, 2010 - September 02, 2010).
T. Hosoi, Y. Kagei, T. Kirino, S. Mitani, Y. Nakano, T. Nakamura, T. Shimura, and H. Watanabe,
"Reduction of Charge Trapping Sites in Al2O3/SiO2 Stacked Gate Dielectrics by Incorporating Nitrogen for Highly Reliable 4H-SiC MIS Devices diodes,"
Abstract Booklet of the 8th European Conference on Silicon Carbide and Related Materials (ECSCRM), TP-129,
(Oslo, Norway, August 29, 2010 - September 02, 2010).
T. Hosoi, Kohei Kozono, Y. Uenishi, S. Mitani, Y. Nakano, T. Nakamura, T. Shimura, and H. Watanabe,
"Investigation of surface and interface morphology of thermally grown SiO2 Dielectrics on 4H-SiC(0001) substrates,"
Abstract Booklet of the 8th European Conference on Silicon Carbide and Related Materials (ECSCRM), TP-74,
(Oslo, Norway, August 29, 2010 - September 02, 2010).
H. Watanabe, C. Yoshimoto, T. Hashimoto, Shimpei Ogiwara, T. Hosoi, and T. Shimura,
"Fabrication of High-Quality GOI and SGOI Structures by Rapid Melt Growth Method,"
The Proceedings of AM-FPD'10 (17th International Workshop on Active-Matrix Flatpanel Displays and Devices -TFT Technologies and FPD Materials-), pp.53-56,
(Tokyo Institute of Technolog, Tokyo , Japan, July 05-07, 2010).
T. Hosoi, M. Saeki, Y. Oku, H. Arimura, N. Kitano, K. Shiraishi, K. Yamada, T. Shimura, and H. Watanabe,
"Comprehensive Study and Control of Oxygen Vacancy Induced Effective Work Function Modulation in Gate-First High-k/Metal Inserted Poly-Si Stacks,"
Symposium on VLSI Technology Digest of Technical Papers, pp. 179-180,
(Honolulu, HI, June 15-17, 2010).
H. Watanabe, G. Okamoto, K. Kutsuki, J. Harries, A. Yoshigoe, Y. Teraoka, T. Hosoi, and T. Shimura,
"Interface Engineering of ZrO2/Ge Gate Stacks by Post-deposition Annealing and Al2O3 Capping Layers,"
Ext. Abst. of International Symposium on Technology Evolution for Silicon Nano-Electronics (ISTESNE), p.49,
(Tokyo Tech. Front (Kuramae Kaikan), Tokyo, Japan, June 03-05, 2010).
K. Kutsuki, I. Hideshima, G. Okamoto, T. Hosoi, T. Shimura, and H. Watanabe,
"Superior electrical properties and thermal stability of ultrathin GeON dielectrics formed by plasma nitridation of thermal oxides on Ge(100),"
Ext. Abst. of International Symposium on Technology Evolution for Silicon Nano-Electronics (ISTESNE), p.46,
(Tokyo Tech. Front (Kuramae Kaikan), Tokyo, Japan, June 03-05, 2010).
D. Shimokawa, T. Inoue, A. Ogura, M. Umeno, T. Hosoi, T. Shimura, and H. Watanabe,
"Synchrotron X-ray Diffraction Study of Lattice Inclination and Strain in Strained Si Wafers,"
International Conference on Core Research and Engineering Science of Advanced Materials (Global COE Program) & Third International Conference on Nanospintronics Design and Realization, 3rd-ICNDR, PS. I-72,
(Osaka University Convention Center, Osaka, Japan, May 30, 2010 - June 04, 2010).
Y. Uenishi, K. Kozono, S. Mitani, Y. Nakano, T. Nakamura, T. Hosoi, T. Shimura, and H. Watanabe,
"Conductive AFM study on local dielectric degradation of thermal oxides in 4H-SiC MOS devices,"
International Conference on Core Research and Engineering Science of Advanced Materials (Global COE Program) & Third International Conference on Nanospintronics Design and Realization, 3rd-ICNDR, PS. I-71,
(Osaka University Convention Center, Osaka, Japan, May 30, 2010 - June 04, 2010).
I. Hideshima, K. Kutsuki, G. Okamoto, T. Hosoi, T. Shimura, and H. Watanabe,
"Control of Thermally Grown GeO2/Ge MOS Characteristics - Effects of Vanuum Annealing, Capping Layers and Electrode Material -,"
International Conference on Core Research and Engineering Science of Advanced Materials (Global COE Program) & Third International Conference on Nanospintronics Design and Realization, 3rd-ICNDR, PS. I-70,
(Osaka University Convention Center, Osaka, Japan, May 30, 2010 - June 04, 2010).
T. Ando, M. M. Frank, K. Choi, C. Choi, R. Haight, M. Copel, H. Arimura, H. Watanabe, and V. Narayanan,
"Ultimate EOT Scaling (< 5Å) Using Hf-Based High-k Gate Dielectrics and Impact on Carrier Mobility," invited
Meet. Abstr. - 217th ECS Meeting, #927,
(Vancouver, Canada, April 27, 2010).
H. Watanabe, H. Arimura, Y. Oku, M. Saeki, N. Kitano, T. Hosoi, and T. Shimura,
"Fabrication of La-incorporated Hf-silicate Gate Dielectrics Using PVD-based in-situ Method and its Effective Work Function Modulation of Metal/High-k Stacks,"
2010 MRS Spring Meeting, I4.10,
(San Francisco, CA, USA, April 08, 2010).
S. Ogawa, T. Yamamoto, G. Okamoto, K. Kutsuki, T. Hosoi, T. Shimura, and H. Watanabe,
"Investigation of the Physical Origin of the Improved Electrical Properties of GeO2 Dielectric by Vacuum Annealing,"
2010 MRS Spring Meeting, I3.8,
(San Francisco, CA, USA, April 08, 2010).
S. Saito, T. Hosoi, H. Watanabe, and T. Ono,
"Oxidation Mechanism at Ge/GeO2 interfaces: An ab initio Study,"
2010 MRS Spring Meeting, I3.8,
(San Francisco, CA, USA, April 08, 2010).
H. Arimura, T. Ando, S. L. Brown, A. Kellock, A. Callegari, M. Copel, R. Haight, H. Watanabe, and V. Narayanan,
"Optimization of Composition Ratio in La-Al-O Gate Dielectrics for Advanced Metal/Higher-k Devices,"
2010 MRS Spring Meeting, I1.11,
(San Francisco, CA, USA, April 07, 2010).
有村 拓晃,安藤 崇志, Stephen Brown,Andrew Kellock,Alessandro Callegari,Matthew Copel,Richard Haight,渡部 平司,Vijay Narayanan,
"Sub-1 nm EOT La-Al-O higher-k gate dielectrics with low leakage current using band gap engineering,"
2010年春季 第57回応用物理学関係連合講演会予稿集, 19a-P11-17,
(東海大学, March 17-20, 2010).
朽木 克博、秀島 伊織、岡本 学、細井 卓治、志村 考功、渡部 平司,
"極薄Ge熱酸化膜の高密度プラズマ窒化により形成したGeON絶縁膜の評価,"
応用物理学会 薄膜・表面物理分科会/シリコンテクノロジー分科会共催特別研究会アブストラクト集「ゲートスタック研究会 ―材料・プロセス・評価の物理―」(第15回研究会), pp. 43-46,
(東レ総合研修センター, 静岡県三島市, January 22-23, 2010).
受賞 / Awards
The 3rd International Symposium on Atomiscally Controlled Fabrication Technology, Best Poster Award 有村 拓晃(D2)
"Impact of La and A1 Composition Ratio on the Electrical Properties of La-Al-O Higher-k Gate Dielectrics,"
November 26, 2010