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Iwai Laboratory
Frontier Research Center,
Tokyo Institute of Technology
TEL:+81-45-924-5471
FAX:+81-45-924-5584


Last Update:30th May,2011
List of Prof.Iwai's thesis

- 2011 Announcement

Science China, 2011
"Si nanowire FET and its modeling"

IWJT-2006
"Irregular Increase in sheet Resistance of Ni Sikicides at Temperature Range of Transition from NiSi to NiSi2"

2006ECS
"New Theory of Effective Work Functions at Metal/High-k Dielectric Interfaces-Application to Metal/High-k HfO2 And La2O3 Dielectric Interfaces-z"
"Combinatorial Fabrication and Characterization of Oxide and Metal Thin Film Composition Spreads"
"Lanthanum Oxides for Gate Insulator Application
Angle-Resolved Photoelectron Spectroscopy Study on Gate Insulators"
"Mobility Degradation Analysis for La2O3 nMOSFET"

2006VLSI-TSA
"Semiconductor Manufacturing Technology in the 21st Century"

2006-IWNE
"CMOS Scaling and Future Manufacturin"

ISTC-2006
"Photo Resist Removal Process UIsing Wet Treatment After Plasma Doping"
"Formation of Ultra-shallow Junctions by Plasma Doping
Analysis of Voltage Coefficient and Leakage Current of La2O3 Mim Capacitor"
"Combinatorial Fabrication and Phase Diagramming of Ternary Composition Spreads"

IWNC
"Recent Status an Nano CMOS and Future Direction"

IEEE LEOS Chapter& EDS Chapter
"Future of CMOS and Its Manufacturing"

EPMDS-2006
"Future CMOS Technology and Manufacturing"

- 2005 Announcement

IWPSD-2005
Future of CMOS Scaling and Its Manufacturing

IEEE EDS WIMNACT-9
CMOS Scaling and its Future towards Downsizing Limit

VLSI 2005
Silicon Integrated Circit Technology and MANUFACTURING Innobations for the Past and the Next 30 Years

ESSDERC 2005
The Effect of Y2O3 Buffer Layer for La2O3 Gate Dielectric Film
RF Modeling of Sub ]100 nm CMOS
High-K Gate Stack Technology

IWJT 2005
Feasibility Study of Plasma Doping on Si Substrates with Photo-Resist Patterns
Analysis of Conductivity in Ultra-shallow p+ Layers Formed by Plasma Doping
Reverse Current of Plasma Doped p+/n Ultra-Shallow Junction

SEMANTEC 2005
Challenges for the CMOS Roadmap and Nanotechnology beyond CMOS

6th Workshop and IEEE EDS Mini-colloquia on Nanometer CMOS Technology
New Technology Study for Future Downscaling CMOS: High-k and Plasma Doping

- 2004 Announcement

WOFE 2004
Challenges for Future Semiconductor Manufacturing

2004 IEDM
Futre Semiconductor Manufactureing-Challenges and Opportunities

ICCDCS 2004
CMOS Technology Future

2004 Semiconductor Manufacturing Tecnology workshop Proceedings
Future of CMOS Technology

2004APRASC
RF CMOS Technology

MIXDES 2004
Future CMOS Scaling

VLSI 2004
CMOS Scaling for sub-90 nm to sub-10nm

CODEC 04
CMOS Scaling Challenge to sub-10nm

- 2003 Announcement

Journal of Vacuum Science & Technology B (JVST B)
Dry etching characteristics of TiN film using Ar/CHF3, Ar/Cl2, and Ar/BCl3 gas chemistries in an inductively coupled plasma

IUMRS-ICAM 2003
CMOS Downscaling

ESSDERC2003
Advanced High K Dielectrics

SolidState Technology,Vol.2003-06
High-tilt implant and diffusion-less activation for lateral graded S/D engineering

FTM(Future Trends in Microelectronics)-2003
The Future of CMOS Downscaling

INFOS 2003
Composition, Chemical Structure and Electronic Band Structure of
Rare Earth Oxide/Si(100) Interfacial Transition Layer

ULIS2003
CMOS Downsizing toward sub-10nm

- 2002 Announcement

IEDM 2002
Advanced Gate Dielectric Materials for Sub-100nm CMOS

SISC 2002
CMOS Scaling and Requested New Technologies

ECS 202nd Meeting
High Dielectric Constant Gate Insulator Technology using Rare Earth Oxides

IEEE EDS ED 2002
CMOS Downscaling Towards Its Limit

ESREF 2002
Trend of CMOS downsizing and its reliability

SSDM
Electrical Characteristics of Rare Earth Gate Oxides Improved by Chemical Oxide and Long Low Temperature Annealing

ISTC
Characterization of Lu2O3 High-k Thin Films on Si(100) Fabricated by E-beam Deposition Method

STARC Symposium 2002
Trend of Sub-70nm High-Speed CMOS Devices and Expected Problems

ICCDCS 2002
CMOS DOWNSIZING AND HIGH-K GATE INSULATOR TECHNOLOGY

- 2001 Announcement

Material for Advanced Metallization
March 5-7,2001 Sigtuna-Sweden
Hiroshi Iwai, Tatsuya Ohguro, and Shun-ichiro Ohmi
NiSi Salicide Technology for Scaled CMOS


- 2000 Announcement

"Applied Phisics" the 69th vol. no.1(2000)
High-performance thin films required for tiny cilicon device
by Hiroshi Iwai and Shun-ichiro Ohmi


2000.12. ELECTRON DEVICES VOL.47,No.12
An Accurate and Efficient High Frequency Noise Simulation Technique for Deep Submicron MOSFETs

2000.12. ELECTRON DEVICES VOL.47,No.12
Power Si-MOSFET Operating with High Efficiency Under Low Supply Voltage

2000.2.ISSS 2000, India
"Sub-100 nm MOSFET Technologies

2000.1. Electric communication research institute at Tohoku University, joint project research
"Minute device and wiring technology"

- 1999 Announcement

1999.12.IEDM Short Course(Washington DC)
"Source Drain and Wells" in Sub-100nm CMOS"

1999.7. ELECTRON DEVICES VOL.46,No.7
An 0.18-nm CMOS for Mixed Digital and Analog Applications with Zero-Volt-Vth Epitaxial-Channel MOSFET's

1999.4. ELECTRON DEVICES VOL.46,No.4
An 0.3-nm Si Epitaxial Base BiCMOS Technology with 37-GHz fmax and 10-V BVceo for RF Telecommunication

Solid State Electronics, vol.43, no.7, pp.1219-1224
"A study of self-aligned doped channel MOSFET structure for low power and low 1/f noise operation"

Solid State Electronics, vol.43 no.7, pp.1209-1214
"A high performance 0.15 ƒÊm buried channel pMOSFET with extremel shallow counter doped channel region using solid phase diffusion"

Microelectronic Engineering, vol.48, pp.7-14
"Outlook of MOS Devices into Next Century"

IEEE Transactions on Electron Devices, vol.46, pp.1378-1383
"An 0.18-ƒÊm CMOS for Mixed Digital and Analog Applications with Zero-Volt-Vth Epitaxial-Channel MOSFET's"

IEEE Trans. Electron Devices, vol. 46, pp.712-721
" An 0.3-mm Si epitaxial base BiCMOS technology with 37-GHz fmax and 10-V Bceo for RF telecommunication,

IEEE Journal of Solid-State Circuits, vol.34, pp.357-366
"CMOS Technology - Year 2010 and beyond"

Solid-State Electronics, vol.43, pp.543-546
"Single-gate 0.15 and 0.12 mm CMOS with Co salicide technology,"

- 1998 Announcement

1998”N6ŒŽ ELECTRON DEVICES VOL.45,No.6
High Performance of Silicided Silicon-Sidewall Source and Drain (S4D)Structure

1998.6. ELECTRON DEVICES VOL.45,No.6
High Efficiency and High Linearity InGaP/GaAs HBT Power Amplifiers F Matching Techniques of Source and Load Impedance to Improve Phase Distortion and Linearity

1998.3. ELECTRON DEVICES VOL.45,No.3
0.15-nm RF CMOS Technology Compatible with Logic CMOS for Low-Voltage Operation

1998.3. ELECTRON DEVICES VOL.45,No.3
0.15-nm Buried-Channel p-MOSFET's with Ultrathin Boron-Doped Epitaxial Si Layer

1998.3. ELECTRON DEVICES VOL.45,No.3
Updoped Epitaxial Si Channel n-MOSFET Grown by UHV-CVD with Preheating

1998.3. ELECTRON DEVICES VOL.45,No.3
Study of Manufacturing Feasiblity of 1.5-nm Direct-Tunneling Gate Oxide MOSFET's: Uniformity, Reliability, and Dopant Penetration of the Gate Oxide

Microelectronics Reliability, vol.38, pp.1413-1423
"Application of direct-tunneling gate oxides to high-performance CMOS,"

IEEE Trans. Electron Devices, vol. 45, pp.1295-1299 (1998)
"High performance of silicided silicon-sidewall source and drain (S4D) structure,"

Microelectronics Journal, vol.29, pp.671-678
"Downsizing of silicon MOSFETs beyond 0.1 mm,"

IEEE Trans. Electron Devices, vol. 45, pp.737-742
"0.15-mm RF CMOS technology compatible with logic CMOS for low-voltage operation"

IEEE Trans. Electron Devices, vol. 45, pp.717-721
"A 0.15-mm buried-channel p-MOSFET fs with ultrathin boron-doped epitaxial Si layer,"

IEEE Trans. Electron Devices, vol. 45, pp.710-716
hUndoped epitaxial Si channel n-MOSFET grown by UHV-CVD with preheating, h

IEEE Trans. Electron Devices, vol. 45, pp.691-700
"Study of the manufacturing feasibility of 1.5-nm direct-tunneling gate oxide MOSFET's: Uniformity, reliability, and dopant penetration of the gate oxide"

IEICE Trans. on Fundamentals, vol.E81-A, pp.382-388
"A 1.5GHZ CMOS low noise amplifier"

- 1997 Announcement

1997.11. ELECTRON DEVICES VOL.44,No.11
A Hot-Carrier Degradation Mechanism and Electrical Characteristics in S4D n-MOSFET's

IEEE Trans. Electron Devices, vol. 44, pp.2053-2058
gA hot-carrier degradation mechanism and electrical charateristics in of S4D n-MOSFETs, h

Microelectronic Engineering, vol.39 pp.7-30
gTechnology toward low power / low voltage and scaling of MOSFETs h

Solid-State Electronics Vol.41, pp. 707-714
"Prospects for Low-power, High-speed MPUs Using 1.5 nm Direct-tunneling Gate Oxide MOSFETs,"

IEEE Trans. Electron Devices, vol. 43, pp.1233-1242,
"1.5 nm Direct-Tunneling Gate Oxide Si MOSFET's,"

- 1996 Announcement

Electronics and Communication in Japan, Part 2, vol.79, pp.67-76
hRealization of High-Performance MOSFETs with gate lengths of 0.1 mm or Less, h

Electronics and Communication in Japan, Part 2, vol.79, pp.67-76 (1996)
hRealization of High-Performance MOSFETs with gate lengths of 0.1 mm or Less, h

- 1995 Announcement

IEEE Trans. Electron Devices, vol. 42, pp.1822-1830
"A 40 nm gate length n-MOSFET,"

IEEE Trans. Electron Devices, vol. 42, pp.1510-1521
"A Study on Hot Carrier Effects on N-MOSFET's Under High Substrate Impurity Concentration,"

J. Vac. Sci. Technol., vol.B13, pp.1740-1743
M"Fabrication of sub-50-nm gate length n-metal-oxide semiconductor field effect transistors and their electrical characteristics,"

Microelectronic Engineering, vol.28 pp.147-154
"The future of ultra-small-geometry MOSFETs beyond 0.1 micron,"

IEEE Trans. Electron Devices, vol. 42, pp.915-922
"Self-Aligned Nickel-Mono-Silicide Technology for High-Speed Deep Submicrometer Logic CMOS ULSI,"

IEEE Trans. Electron Devices, vol. 42, pp.704-712
"An Improvement of Hot-Carrier Reliability in the Stacked Nitride-Oxide Gate n- and p-MISFET's,"

IEEE Trans. Electron Devices, vol. 42, pp.399-405
"Sub-20 ps High-Speed ECL Bipolar Transistor with Low Parasitic Architecture,"

- 1994 Announcement

IEEE Trans. Electron Devices, vol. 41, pp.2305-2317
"Analysis of Resistance Behavior in Ti- and Ni- Salicided Polysilicon Films,"

IEEE Trans. Electron Devices, vol. 41, pp.941-951
"Scaling the MOS transistor below 0.1 mm: methodology, device structures and technology requirements,"

IEEE Trans. Electron Devices, vol. 41, pp.978-987 (1994)
"Analysis of the Temperature Dependence of Hot-Carrier-Induced Degradation in Bipolar Transistors for Bi-CMOS,"

IEEE Trans. Electron Devices, vol. 41, pp.546-552(1994)
"Electrical Characteristics of Rapid Thermal Nitride-Oxide Gate n- and p-MOSFET's with Less Than 1 Atom% Nitrogen Concentration,"

- 1993 Announcement

IEICE Trans. Electron., vol.E77-C, pp.174-178
"Monte Carlo Analysis of Velocity Overshoot Effects in Bipolar Devices with and without an i-Layer,"

IEICE Trans. Electron., vol.E77-C, pp.124-128 (1993).
"Mechanical Stress Analysis of Trench Isolation Using a Two-Dimensional Simulation,"

IEEE Trans. Electron Devices, vol.ED-40, no.12, pp.2264-2272
"P-MOSFET's with Ultra-Shallow Solid-Phase-Diffused Drain Structure Produced by Diffusion from BSG Gate-Sidewall,"

IEEE Trans. Electron Devices, vol. 40, pp.1768-1779
"New Charge Pumping Method for Determining the Spatial Distribution of Hot-Carrier-Induced Fixed Charge in p-MOSFET's,"

IEEE Trans. Electron Devices, vol. 40, pp.371-377
"A new contact plug technique for deep-submicron ULSIs employing selective nickel silicidation of polysilicon with a titanium nitride stopper,"

- 1992 Announcement

1992”N6ŒŽ VLSI Symposium on Technology, Siattle, Washington, pp.70-71
"A novel selective Ni3Si contact plug technique for deep-submicron ULSIs,"

IEEE Trans. Electron Devices, vol.39, pp.648-661
"A study of non-equilibrium diffusion modeling; Application to rapid thermal annealing and advanced bipolar technologies,"

IEEE Trans. Electron Devices, vol.39, pp.33-40, January
"Impurity diffusion behaviors of bipolar transistor under low-temperature furnace annealing and high-temperature RTA and its optimization for 0.5 mm Bi-CMOS process,"

- 1991 Announcement

H. Iwai, "Hot carrier induced degradation mode in thin gate insulator dual gate MISFETs,", Edited by W. Eccleston and M. Uren, "Insulating Films on Semiconductors 1991," Adam Hilger, Bristol, Philadelphia and New York, pp.83-92

- 1990 Announcement

IEEE Trans. Electron Devices, vol.37, pp.1496-1503
"Analysis of gate oxide thickness dependence of hot carrier induced degradation in thin gate oxide nMOSFETs,"

IEEE Trans. Electron Devices, vol. 37, pp.1487-1495
"Analysis of hot carrier induced degradation mode on PMOSFETs,"

IEEE Trans. Electron Devices, vol.37, pp.562-568
"Electromigration reliability for tungsten filled via hole structure,"

- 1989 Announcement

IEEE Trans. Electron Devices, vol.36, pp.1732-1739
"Interface state generation under long term positive bias temperature stress for a p+ poly gate MOS structure,"

- 1988 Announcement

"1.2 mm Bi-CMOS technology with high performance ECL," Solid State Devices, edited by E. Soncini and P. U. Calzolari, Elsevier Science Publishers B. V. (North-Holland), pp.199-202 - 1987 Announcement

IEEE J. Solid-State Circuits, vol.22, pp.733-740
M "A 25-ns 1-Mbit CMOS SRAM with loading-free bit lines,"

IEEE Trans. Computer-Aided Design, vol.6, pp.173-184
H. Iwai, M. R. Pinto, C. S. Raffrety, J. E. Oristian, and R. W. Dutton, "Analysis of velocity saturation and other effects on short channel MOS transistor capacitances,"

- 1985 Announcement

IEEE Trans. Electron Devices, vol. ED-32, pp.344-356
"A scaleable technique for measurement of intrinsic MOS capacitance with atto Farad resolution,"

1985.1. IEEE Electron Device Letters, vol.EDL-6, No.1
"A reply to "Comments to `Small geometry MOS transistor capacitance measurement method using simple on-chip circuits"

1985.3. IEEE Electron Device Letters, vol.EDL-6, No.3, pp.120-122
"Velocity saturation effect on short channel MOS transistor capacitance,"

- 1984 Announcement

IEEE Trans. Electron Devices, vol.31, pp.1149-1151
"Comparison of intrinsic gettering and epitaxial wafers in terms of soft error endurance and other characteristics of 64k bit dynamic RAM,"

1984”N10ŒŽIEEE Electron Device Letters, vol.EDL-5, No.10, pp.395-397
"Small geometry MOS transistor capacitance measurement method using simple on-chip circuits,"

- 1982 Announcement

IEEE Trans. Electron Devices, vol. 29, pp. 1622-1626
"On-chip capacitance measurement circuits in VLSI structures,"

IEEE Trans. Electron Devices, vol.29, pp.625-630
"Two-dimensional nature of diffused layers and certain limitations in scaling-down coplanar structure,"

IEEE Electron Device Letters, vol. EDL-3, No.7, pp.182-184
"The effect of substrate materials on holding time degradation in MOS dynamic RAM,"

- 1981 Announcement

IEEE Trans. on Electron Devices, vol.28, pp.574-580
"Two-dimensional computer simulation models for MOSLSI fabrication processes,"

IEEE Trans. Electron Devices, vol.28, pp116-117
L. M. Dang and H. Iwai, "Modeling of the impurity profile in an ion-implanted layer of an IGFET for the calculation of threshold voltages,"

- 1980 Announcement

Japan J. Appl. Phys.vol.19, Suppl. 19-1, pp.107-112
"P-channel versus N-channel in MOS-ICs of submicron channel lengths,"

Toshiba Review, No.128, pp.35-38
"64k-bit dynamic RAM TMM4164C,"

- 1979 Announcement

Japan J. Appl. Phys. vol.
M. Konaka, H. Iwai, and Y. Nishi, "Suppression of anomalous drain current in short channel MOSFET,"

IEEE J. Solid-State Circuits, vol. 14, pp.482-485
"A 64k bit MOS dynamic random access memory,"

- 1976 Announcement

Japan J. Appl. Phys., vol.15 pp.63-69
"Micro-probe Auger analysis of Si migration in Al metallization for LSI,"