Department of Electronic Engineering

Research Output

2004

High-electron-mobility AlGaN/AIN/GaN heterostructures grown on 100-mm-diam epitaxial AIN/sapphire templates by metalorganic vapor phase epitaxy

Miyoshi, M., Ishikawa, H., Egawa, T., Asai, K., Mouri, M., Shibata, T., Tanaka, M. & Oda, O., 2004 Sep 6, In : Applied Physics Letters. 85, 10, p. 1710-1712 3 p.

Research output: Contribution to journalArticle

87 Citations (Scopus)

High performance AlGaN/AlN/GaN HEMTs grown on 100-mm-diameter epitaxial AlN/sapphire templates by MOVPE

Miyoshi, M., Imanishi, A., Ishikawa, H., Egawa, T., Asai, K., Mouri, M., Shibata, T., Tanaka, M. & Oda, O., 2004 Dec 1, IEEE Compound Semiconductor Integrated Circuit Symposium; 2004 IEEE CSIC Symposium, 26th Anniversary: Compounding Your Chips in Monterey - Technical Digest 2004. p. 193-196 4 p. (Technical Digest - IEEE Compound Semiconductor Integrated Circuit Symposium, CSIC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

High-power AlGaN/GaN dual-gate high electron mobility transistor mixers on SiC substrates

Shiojima, K., Makimura, T., Kosugi, T., Sugitani, S., Shigekawa, N., Ishikawa, H. & Egawa, T., 2004 Jun 10, In : Electronics Letters. 40, 12, p. 775-776 2 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

High reliability Cu interconnection utilizing a low contamination CoWP capping layer

Ishigami, T., Kurokawa, T., Kakuhara, Y., Withers, B., Jacobs, J., Kolics, A., Ivanov, I., Sekine, M. & Ueno, K., 2004 Nov 25, Proceedings of the IEEE 2004 International Interconnect Technology Conference. p. 75-77 3 p. (Proceedings of the IEEE 2004 International Interconnect Technology Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

16 Citations (Scopus)

High-temperature-grown quaternary AlInGaN epilayers and multiple quantum wells for ultraviolet emission

Liu, Y., Egawa, T., Ishikawa, H., Jiang, H., Zhang, B., Hao, M. & Jimbo, T., 2004 Mar 15, In : Journal of Crystal Growth. 264, 1-3, p. 159-164 6 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Improved characteristics of GaN-based light-emitting diodes by distributed Bragg reflector grown on Si

Ishikawa, H., Asano, K., Zhang, B., Egawa, T. & Jimbo, T., 2004 Sep 1, In : Physica Status Solidi (A) Applied Research. 201, 12, p. 2653-2657 5 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)

Improvement of DC and RF characteristics of AlGaN/GaN high electron mobility transistors by thermally annealed Ni/Pt/Au schottky gate

Nanjo, T., Miura, N., Oishi, T., Suita, M., Abe, Y., Ozeki, T., Nakatsuka, S., Indue, A., Ishikawa, T., Matsuda, Y., Ishikawa, H. & Egawa, T., 2004 Apr, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 43, 4 B, p. 1925-1929 5 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)
17 Citations (Scopus)

Interferometric optical isolator employing a nonreciprocal phase shift operated in a unidirectional magnetic field

Yokoi, H., Shoji, Y., Shin, E. & Mizumoto, T., 2004 Aug 20, In : Applied Optics. 43, 24, p. 4745-4752 8 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)
3 Citations (Scopus)

Low-power widely tunable Gm-C filter with an adaptive DC-blocking, triode-biased MOSFET transconductor

Hori, S., Maeda, T., Matsuno, N. & Hida, H., 2004 Dec 1, ESSCIRC 2004 - Proceedings of the 30th European Solid-State Circuits Conference. Steyaert, M. & Claeys, C. L. (eds.). p. 99-102 4 p. (ESSCIRC 2004 - Proceedings of the 30th European Solid-State Circuits Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

42 Citations (Scopus)

MOVPE growth and characterization of high-Al-content AlGaN/GaN heterostructures on 100-mm-diameter sapphire substrates

Miyoshi, M., Sakai, M., Ishikawa, H., Egawa, T., Jimbo, T., Tanaka, M. & Oda, O., 2004 Dec 10, In : Journal of Crystal Growth. 272, 1-4 SPEC. ISS., p. 293-299 7 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Near-ideal Schottky contact on quaternary AlInGaN epilayer lattice-matched with GaN

Liu, Y., Egawa, T., Jiang, H., Zhang, B., Ishikawa, H. & Hao, M., 2004 Dec 13, In : Applied Physics Letters. 85, 24, p. 6030-6032 3 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

New inductively coupled plasma system using divided antenna for photoresist ashing

Terai, F., Kobayashi, H., Iyanagi, K., Yamage, M., Nagatomo, T. & Homma, T., 2004 Sep 1, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 43, 9 A, p. 6392-6398 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Optical and color stabilities of paint-on resins for shade modification of restorative resins

Arikawa, H., Kanie, T., Fujii, K., Ban, S., Homma, T. & Takahashi, H., 2004 Jun, In : Dental Materials Journal. 23, 2, p. 155-160 6 p.

Research output: Contribution to journalArticle

Open Access
19 Citations (Scopus)

Organic plasma process for simple and substrate-independent surface modification of polymeric BioMEMS devices

Hiratsuka, A., Muguruma, H., Lee, K. H. & Karube, I., 2004 Jul 15, In : Biosensors and Bioelectronics. 19, 12, p. 1667-1672 6 p.

Research output: Contribution to journalArticle

45 Citations (Scopus)

Plasma-polymerized thin film for biosensors of a new generation

Muguruma, H. & Hiratsuka, A., 2004 May 1, In : Bunseki Kagaku. 53, 5, p. 393-409 17 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Properties of amplitude-to-phase noise conversion in self-referencing method using microstructure fibers for carrier-envelope phase control

Okubo, K., Nakamura, S., Koyamada, Y., Kakehata, M., Kobayashi, Y., Takada, H., Torizuka, K., Takamiya, H., Nishijima, K., Homma, T. & Takahashi, H., 2004, In : OSA Trends in Optics and Photonics Series. 94, p. 170-175 6 p.

Research output: Contribution to journalConference article

8 Citations (Scopus)

Pyroelectricity in polyurea thin film with oligothiophene segments in the main chain prepared by vapor deposition polymerization

Muguruma, H., Ishikawa, M., Nakada, J., Hotta, S. & Takahashi, Y., 2004 Jul 1, In : Japanese Journal of Applied Physics, Part 2: Letters. 43, 7 A, p. L859-L861

Research output: Contribution to journalArticle

8 Citations (Scopus)

Route to design electric fields of optical pulses: A combination of a pulse shaper and a carrier-envelope-phase stabilized chirped-pulse amplifier system

Kakehata, M., Takada, H., Kobayashi, Y., Torizuka, K., Nishijima, K., Takamiya, H., Homma, T. & Takahashi, H., 2004 Dec 1, In : Springer Series in Chemical Physics. 79, p. 88-90 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Sequential grouping of tone sequence as reflected by the mismatch negativity

Kanoh, S., Futami, R. & Hoshimiya, N., 2004 Dec 1, In : Biological Cybernetics. 91, 6, p. 388-395 8 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Surface passivation effects on AlGaN/GaN high-electron-mobility transistors with SiO2, Si3N4, and silicon oxynitride

Arulkumaran, S., Egawa, T., Ishikawa, H., Jimbo, T. & Sano, Y., 2004 Jan 26, In : Applied Physics Letters. 84, 4, p. 613-615 3 p.

Research output: Contribution to journalArticle

162 Citations (Scopus)

Thermal annealing effects on Ni/Au based Schottky contacts on n-GaN and AlGaN/GaN with insertion of high work function metal

Miura, N., Nanjo, T., Suita, M., Oishi, T., Abe, Y., Ozeki, T., Ishikawa, H., Egawa, T. & Jimbo, T., 2004 May 1, In : Solid-State Electronics. 48, 5, p. 689-695 7 p.

Research output: Contribution to journalArticle

140 Citations (Scopus)

Thermal stability of InGaN multiple-quantum-well light-emitting diodes on an AIN/sapphire template

Zhang, B., Egawa, T., Ishikawa, H., Liu, Y. & Jimbo, T., 2004 Mar 15, In : Journal of Applied Physics. 95, 6, p. 3170-3174 5 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)
13 Citations (Scopus)

Use of 4f pulse shaper as an active carrier-envelope phase shifter

Kakehata, M., Takada, H., Kobayashi, Y., Torizuka, K., Nishijima, K., Takamiya, H., Homma, T. & Takahashi, H., 2004 Jan 1, In : OSA Trends in Optics and Photonics Series. 96 A, p. 791-792 2 p.

Research output: Contribution to journalConference article

Visible-blind metal-semiconductor-metal photodetectors based on undoped AlGaN/GaN high electron mobility transistor structure

Jiang, H., Egawa, T., Ishikawa, H., Shao, C. & Jimbo, T., 2004 May 15, In : Japanese Journal of Applied Physics, Part 2: Letters. 43, 5 B, p. L683-L685

Research output: Contribution to journalArticle

19 Citations (Scopus)

Zn ion implantation along the c axis for formation of highly resistive GaN layers

Oishi, T., Miura, N., Suita, M., Nanjo, T., Abe, Y., Ozeki, T., Ishikawa, H. & Egawa, T., 2004 Jan 1, In : Shinku/Journal of the Vacuum Society of Japan. 47, 4, p. 328-333 6 p.

Research output: Contribution to journalArticle

Open Access
2003

A Bayesian MCMC On-line Signature Verification

Kondo, M., Muramatsu, D., Sasaki, M. & Matsumoto, T., 2003, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Kittler, J. & Nixon, M. S. (eds.). Springer Verlag, p. 540-548 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 2688).

Research output: Chapter in Book/Report/Conference proceedingChapter

A direct-conversion CMOS transceiver for 4.9-5.95GHz multi-standard WLANs

Maeda, T., Yano, H., Yamase, T., Yoshida, N., Matsuno, N., Hori, S., Numata, K., Walkington, R., Tokairin, T., Takahashi, Y., Fujii, M. & Hida, H., 2003 Dec 1, In : Digest of Technical Papers - IEEE International Solid-State Circuits Conference. 47, p. 62-63+452

Research output: Contribution to journalConference article

1 Citation (Scopus)

A highly linear fully differential low power CMOS line driver

Hadidi, K., Oshima, H., Sasaki, M. & Matsumoto, T., 2003 Dec 1, In : European Solid-State Circuits Conference. p. 541-544 4 p., 1257192.

Research output: Contribution to journalConference article

2 Citations (Scopus)

A high-power-handling GSM switch IC with new adaptive-control-voltage-generator circuit scheme

Numata, K., Takahashi, Y., Maeda, T. & Hida, H., 2003 Aug 22, p. 233-236. 4 p.

Research output: Contribution to conferencePaper

6 Citations (Scopus)

A low power matched filter for DS-CDMA based on analog signal processing

Sasaki, M., Sakai, T. & Matsumoto, T., 2003 Apr, In : IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. E86-A, 4, p. 752-757 6 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Anomalous compositional pulling effect in InGaN/GaN multiple quantum wells

Hao, M., Ishikawa, H., Egawa, T., Shao, C. L. & Jimbo, T., 2003 Jun 30, In : Applied Physics Letters. 82, 26, p. 4702-4704 3 p.

Research output: Contribution to journalArticle

39 Citations (Scopus)

A widely tunable CMOS Gm-C filter with a negative source degeneration resistor transconductor

Hori, S., Maeda, T., Yano, H., Matsuno, N., Numata, K., Yoshida, N., Takahashi, Y., Yamase, T., Walkington, R. & Hida, H., 2003 Dec 1, In : European Solid-State Circuits Conference. p. 449-452 4 p., 1257169.

Research output: Contribution to journalConference article

39 Citations (Scopus)

Bayesian MCMC for biometric person authentication incorporating on-line signature trajectories

Kondo, M., Muramatsu, D., Sasaki, M. & Matsumoto, T., 2003 Dec 1, Proceedings of the IASTED International Conference on Signal Processing, Pattern Recognition, and Applications. Hamza, M. H. (ed.). p. 269-273 5 p. (Proceedings of the IASTED International Conference on Signal Processing, Pattern Reconition, and Applications).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Characterization of chemically-deposited NiB and NiWB thin films as a capping layer for ULSI application

Osaka, T., Takano, N., Kurokawa, T., Kaneko, T. & Ueno, K., 2003 Jun 2, In : Surface and Coatings Technology. 169-170, p. 124-127 4 p.

Research output: Contribution to journalArticle

52 Citations (Scopus)
85 Citations (Scopus)
9 Citations (Scopus)
7 Citations (Scopus)

Demodulation and despreading from frequency samples

Egami, S. & Sugiyama, K., 2003 Dec 1, 21st International Communications Satellite Systems Conference and Exhibit. (21st International Communications Satellite Systems Conference and Exhibit).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Electrical characteristics of AlGaN/GaN HEMTs on 4-in diameter sapphire substrate

Arulkumaran, S., Miyoshi, M., Egawa, T., Ishikawa, H. & Jimbo, T., 2003 Aug 1, In : IEEE Electron Device Letters. 24, 8, p. 497-499 3 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Electronic control method for a resonance frequency of a piezoelectric device using GIC circuit

Koike, Y. & Tayama, H., 2003 Dec 1, In : Proceedings of the IEEE Ultrasonics Symposium. 2, p. 1495-1498 4 p.

Research output: Contribution to journalConference article

4 Citations (Scopus)

Growth and characterization of high-quality quaternary AlInGaN epilayers on sapphire

Liu, Y., Egawa, T., Ishikawa, H. & Jimbo, T., 2003 Dec 1, In : Journal of Crystal Growth. 259, 3, p. 245-251 7 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)

Growth of 100-mm-diameter AlGaN/GaN heterostructures on sapphire substrates by MOVPE

Miyoshi, M., Ishikawa, H., Egawa, T. & Jimbo, T., 2003 Dec 1, In : Physica Status Solidi C: Conferences. 7, p. 2091-2094 4 p.

Research output: Contribution to journalConference article

2 Citations (Scopus)

Growth of 100-mm-Diameter AlGaN/GaN Heterostructures on Sapphire Substrates by MOVPE

Miyoshi, M., Sakai, M., Ishikawa, H., Egawa, T., Jimbo, T., Tanaka, M. & Oda, O., 2003 Oct, In : IEICE Transactions on Electronics. E86-C, 10, p. 2077-2081 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Growth of GaN on 4-inch Si substrate with a thin AlGaN/AlN intermediate layer

Ishikawa, H., Kato, M., Hao, M. S., Egawa, T. & Jimbo, T., 2003 Dec 1, In : Physica Status Solidi C: Conferences. 7, p. 2177-2180 4 p.

Research output: Contribution to journalConference article

8 Citations (Scopus)
54 Citations (Scopus)

Highly resistive GaN layers formed by ion implantation of Zn along the c axis

Oishi, T., Miura, N., Suita, M., Nanjo, T., Abe, Y., Ozeki, T., Ishikawa, H., Egawa, T. & Jimbo, T., 2003 Aug 1, In : Journal of Applied Physics. 94, 3, p. 1662-1666 5 p.

Research output: Contribution to journalArticle

41 Citations (Scopus)