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1

LPMOCVD growth of C doped GaAs layers and AlGaAs/GaAs heterojunction bipolar transistors

Yasuo Ashizawa, Takao Noda, Kouhei Morizuka, Masayuki Asaka, Masao Obara

Journal:

Journal of Crystal Growth

Year:

1991

Language:

english

File:

PDF, 378 KB

english, 1991

2

A new method for evaluation of surface recombination in heterojunction bipolar transistors by magnetotransport

Tetsuro Nozu, Tohru Sugiyama, Sadato Hongo, Kouhei Morizuka

Journal:

Solid-State Electronics

Year:

1999

Language:

english

File:

PDF, 194 KB

english, 1999

3

Neoadjuvant chemotherapy with carboplatin, ifosfamide, and peplomycin in advanced cervical squamous cell carcinoma

T. Nagano, M. Ozawa, A. Suzuki, T. Morizuka, H. Noguchi, T. Miwa, S. Okabe, T. Shimizu, T. Fujii, M. Hiura, A. Kurano

Journal:

International Journal of Clinical Oncology

Year:

1999

Language:

english

File:

PDF, 73 KB

english, 1999

4

Virus Antigens in Kidneys of Mice infected with Influenza A

ISHIDA, NAKAO, MORIZUKA, TAKEJIRO, HINUMA, YORIO

Journal:

Year:

1964

File:

PDF, 288 KB

1964

5

Precise extraction of emitter resistance from an improved floating collector measurement

Morizuka, K., Hidaka, O., Mochizuki, H.

Journal:

IEEE Transactions on Electron Devices

Year:

1995

Language:

english

File:

PDF, 606 KB

english, 1995

6

Transit time reduction in AlGaAs/GaAs HBTs with p-type collector

Morizuka, K., Katoh, R., Asaka, M., Iizuka, N., Tsuda, K., Obara, M.

Journal:

IEEE Transactions on Electron Devices

Year:

1988

Language:

english

File:

PDF, 292 KB

english, 1988

7

VA-3 emitter-base bandgap grading effects on GaAlAs/GaAs heterojunction bipolar transistors

Yoshida, J., Kurata, M., Obara, M., Morizuka, K., Mashita, M., Hojo, A.

Journal:

IEEE Transactions on Electron Devices

Year:

1984

Language:

english

File:

PDF, 166 KB

english, 1984

8

Emitter—Base bandgap grading effects on GaAlAs/GaAs heterojunction bipolar transistor characteristics

Yoshida, J., Kurata, M., Morizuka, K., Hojo, A.

Journal:

IEEE Transactions on Electron Devices

Year:

1985

Language:

english

File:

PDF, 746 KB

english, 1985

9

IIIA-1 a self-aligned emitter-base contact technique for AlGaAs/GaAs heterojunction bipolar transistors

Morizuka, K., Tsuda, K., Kobayashi, T., Azuma, M.

Journal:

IEEE Transactions on Electron Devices

Year:

1986

Language:

english

File:

PDF, 320 KB

english, 1986

10

Ultrahigh-speed heterojunction bipolar transistor multiplexer/demultiplexer ICs

Kuriyama, Y., Morizuka, K., Akagi, J., Asaka, M., Tsuda, K., Obara, M.

Journal:

IEEE Journal of Solid-State Circuits

Year:

1991

Language:

english

File:

PDF, 407 KB

english, 1991

11

[IEEE 1991 Bipolar Circuits and Technology Meeting - Minneapolis, MN, USA (9-10 Sept. 1991)] Proceedings of the 1991 Bipolar Circuits and Technology Meeting - AlGaAs/GaAs HBTs: an ultra sensitive decision circuit for a 10 Gbps optical communication system

Tsuda, K., Akagi, J., Kuriyama, Y., Asaka, M., Morizuka, K., Obara, M.

Year:

1991

Language:

english

File:

PDF, 265 KB

english, 1991

12

Electron space-charge effects on high-frequency performance of AlGaAs/GaAs HBTs under high-current-density operation

K. Morizuka, R. Katoh, K. Tsuda, M. Asaka, N. Iizuka, M. Obara

Journal:

IEEE Electron Device Letters

Year:

1988

Language:

english

File:

PDF, 277 KB

english, 1988

13

[IEEE GaAs IC Symposium. 21st Annual. Technical Digest 1999 - Monterey, CA, USA (17-20 Oct. 1999)] GaAs IC Symposium. IEEE Gallium Arsenide Integrated Circuit Symposium. 21st Annual. Technical Digest 1999 (Cat. No.99CH36369) - Novel low-cost process for 0.1-μm T-shaped gate of InGaP/InGaAs pseudomorphic hemt

Sugiura, M., Morizuka, K.

Year:

1999

Language:

english

File:

PDF, 347 KB

english, 1999

14

AlGaAs/GaAs HBTs fabricated by a self-alignment technology using polyimide for electrode separation

Morizuka, K., Asaka, M., Iizuka, N., Tsuda, K., Obara, M.

Journal:

IEEE Electron Device Letters

Year:

1988

Language:

english

File:

PDF, 227 KB

english, 1988

15

[IEEE 12th Annual Symposium on Gallium Arsenide Integrated Circuit (GaAs IC) - New Orleans, LA, USA (7-10 Oct. 1990)] 12th Annual Symposium on Gallium Arsenide Integrated Circuit (GaAs IC) - AlGaAs/GaAs HBT receiver ICs for a 10 Gbps optical communication system

Akagi, J., Kuriyama, Y., Morizuka, K., Asaka, M., Tsuda, K., Obara, M., Yamakawa, H., Ibe, H.

Year:

1990

File:

PDF, 254 KB

1990

16

Transit-time reduction in AlGaAs/GaAs HBTs utilizing velocity overshoot in the p-type collector region

Morizuka, K., Katoh, R., Asaka, M., Iizuka, N., Tsuda, K., Obara, M.

Journal:

IEEE Electron Device Letters

Year:

1988

Language:

english

File:

PDF, 270 KB

english, 1988

17

[IEEE 11th Annual Gallium Arsenide Integrated Circuit (GaAs IC) Symposium - San Diego, CA, USA (22-25 Oct. 1989)] 11th Annual Gallium Arsenide Integrated Circuit (GaAs IC) Symposium - 15 GBPS MUX/DMUX implemented with AlGaAs/GaAs HBTs

Kuriyama, Y., Morizuka, K., Akagi, J., Asaka, M., Tsuda, K., Obara, M.

Year:

1989

Language:

english

File:

PDF, 297 KB

english, 1989

18

Donor Levels in Si-Doped AlGaAs Grown by MBE

Watanabe, Miyoko Oku, Morizuka, Kouhei, Mashita, Masao, Ashizawa, Yasuo, Zohta, Yasuhito

Journal:

Japanese Journal of Applied Physics

Year:

1984

File:

PDF, 479 KB

1984

19

Collector-top GaAs/AlGaAs heterojunction bipolar transistors for high-speed digital ICs

K. Morizuka, T. Nozu, K. Tsuda, M. Azuma

Year:

1986

Language:

english

File:

PDF, 326 KB

english, 1986

20

Thermal Runaway Tolerance in Double-Heterojunction Bipolar Transistors

O. Hidaka, K. Morizuka, H. Mochizuki

Year:

1995

File:

PDF, 442 KB

1995

21

PRIMARY INFECTION WITH HUMAN CYTOMEGALOVIRUS: VIRUS ISOLATION FROM HEALTHY INFANTS AND PREGNANT WOMEN1

NUMAZAKINAMIO, YOSHIO, YANO, NAMIO, MORIZUKA, TAKEJIRO, TAKAI, SOJI, ISHIDA, NAKAO

Journal:

American Journal of Epidemiology

Year:

1970

Language:

english

File:

PDF, 534 KB

english, 1970

22

9.5 GHz bandwidth HBT gain controllable amplifier IC with an amplitude detection circuit

Yamakawa, H., Ibe, H., Akagi, J., Kuriyama, Y., Morizuka, K., Obara, M.

Journal:

Electronics Letters

Year:

1990

Language:

english

File:

PDF, 195 KB

english, 1990