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Research Output 1980 2019

  • 7254 Citations
  • 46 h-Index
  • 288 Article
  • 26 Conference contribution
  • 9 Chapter
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Conference contribution
2016
9 Citations (Scopus)

Diamond MOSFETs using 2D hole gas with 1700V breakdown voltage

Kawarada, H., Yamada, T., Xu, D., Kitabayashi, Y., Shibata, M., Matsumura, D., Kobayashi, M., Saito, T., Kudo, T., Inaba, M. & Hiraiwa, A., 2016 Jul 25, Proceedings of the 2016 28th International Symposium on Power Semiconductor Devices and ICs, ISPSD 2016. Institute of Electrical and Electronics Engineers Inc., Vol. 2016-July. p. 483-486 4 p. 7520883

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

Electric breakdown
Diamonds
Drain current
Field effect transistors
Gases
1 Citation (Scopus)

Ohmic contact for silicon carbide by carbon nanotubes

Inaba, M., Suzuki, K., Hirano, Y., Norimatsu, W., Kusunoki, M. & Kawarada, H., 2016, Silicon Carbide and Related Materials 2015. Trans Tech Publications Ltd, Vol. 858. p. 561-564 4 p. (Materials Science Forum; vol. 858).

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

Carbon Nanotubes
Ohmic contacts
Silicon carbide
silicon carbides
electric contacts
2015
2 Citations (Scopus)

Direct partial CH3 termination into carboxyl terminated diamond surface for biosensor

Suaebah, E., Naramura, T. & Kawarada, H., 2015 Dec 31, 2015 IEEE SENSORS - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7370587

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

Diamond
bioinstrumentation
Biosensors
Diamonds
diamonds
5 Citations (Scopus)

Wide temperature (10K-700K) and high voltage (∼1000V) operation of C-H diamond MOSFETs for power electronics application

Kawarada, H., Yamada, T., Xu, D., Tsuboi, H., Saito, T. & Hiraiwa, A., 2015 Feb 20, Technical Digest - International Electron Devices Meeting, IEDM. February ed. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-February. p. 11.2.1-11.2.4 7047030

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

Diamond
MOSFET devices
Power electronics
high voltages
Diamonds
2013
8 Citations (Scopus)

Functionalized three-dimensional carbon microarrays for cancer biomarker detection

Penmatsa, V., Ruslinda, A. R., Beidaghi, M., Kawarada, H. & Wang, C., 2013, ECS Transactions. 15 ed. Vol. 45. p. 7-14 8 p.

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

Microarrays
Proteins
Carbon
Photoresists
Platelets
2008
1 Citation (Scopus)

Precise detection of singly mismatched DNA with functionalized diamond electrolyte solution gate FET.

Kuga, S., Tajima, S., Yang, J. H., Hirama, K. & Kawarada, H., 2008, Technical Digest - International Electron Devices Meeting, IEDM. 4796731

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

Diamond
Field effect transistors
Electrolytes
Diamonds
DNA
46 Citations (Scopus)

Robustness of CNT via interconnect fabricated by low temperature process over a high-density current

Kawabata, A., Sato, S., Nozue, T., Hyakushima, T., Norimatsu, M., Mishima, M., Murakami, T., Kondo, D., Asano, K., Ohfuti, M., Kawarada, H., Sakai, T., Nihei, M. & Awano, Y., 2008, 2008 IEEE International Interconnect Technology Conference, IITC. p. 237-239 3 p. 4546977

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

Carbon nanotubes
Current density
Temperature
Deterioration
Electric properties
2007
3 Citations (Scopus)

Diamond MISFETs fabricated on high quality polycrystalline CVD diamond

Hirama, K., Takayanagi, H., Yamauchi, S., Jingu, Y., Umezawa, H. & Kawarada, H., 2007, Proceedings of the International Symposium on Power Semiconductor Devices and ICs. p. 269-272 4 p. 4294984

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

MISFET devices
Chemical vapor deposition
Diamonds
Drain current
Current density

Electronic structures of heavily boron-doped superconducting diamond films

Yokoya, T., Okazaki, H., Nakamura, T., Matsushita, T., Muro, T., Ikenaga, E., Kobata, M., Kobayashi, K., Takeuchi, A., Awaji, A., Takano, Y., Nagao, M., Takenouchi, T., Kawarada, H. & Oguchi, T., 2007, Materials Research Society Symposium Proceedings. Vol. 956. p. 39-46 8 p.

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

Superconducting films
Boron
Diamond films
Electronic structure
Photoelectron spectroscopy
47 Citations (Scopus)

High-performance p-channel diamond MOSFETs with alumina gate insulator

Hirama, K., Takayanagi, H., Yamauchi, S., Jingu, Y., Umezawa, H. & Kawarada, H., 2007, Technical Digest - International Electron Devices Meeting, IEDM. p. 873-876 4 p. 4419088

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

Gates (transistor)
MOSFET devices
Diamonds
Alumina
Field effect transistors
2006
1 Citation (Scopus)

Direct immobilization of DNA on partially functionalized diamond surface

Yang, J. H., Song, K. S., Kuga, S. & Kawarada, H., 2006, Materials Research Society Symposium Proceedings. Vol. 950. p. 220-227 8 p.

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

Diamond
Diamonds
DNA
Fluorination
DNA Probes

Electrical properties of diamond MISFETs with submicron-sized gate on boron-doped (111) surface

Saito, T., Park, K. H., Hirama, K., Umezawa, H., Satoh, M., Kawarada, H., Liu, Z. Q., Mitsuishi, K. & Okushi, H., 2006, Materials Research Society Symposium Proceedings. Vol. 891. p. 485-490 6 p.

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

MISFET devices
Diamond
Boron
Diamonds
Electric properties
1 Citation (Scopus)

Fabrication of nano-sized single-walled carbon nanotube vias for electronic device applications

Iwasaki, T., Morikane, R., Zhong, G., Edura, T., Tsutsui, K., Wada, Y. & Kawarada, H., 2006, 2006 NSTI Nanotechnology Conference and Trade Show - NSTI Nanotech 2006 Technical Proceedings. Vol. 1. p. 94-97 4 p.

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

Single-walled carbon nanotubes (SWCN)
Fabrication
Chemical vapor deposition
Electron beam lithography
Field effect transistors
5 Citations (Scopus)

RF diamond MISFETs using surface accumulation layer

Hirama, K., Koshiba, T., Yohara, K., Takayanagi, H., Yamauchi, S., Satoh, M. & Kawarada, H., 2006, Proceedings of the International Symposium on Power Semiconductor Devices and ICs. Vol. 2006. 1666073

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

MISFET devices
Diamonds
Cutoff frequency
Hydrogen

Sub-Terahertz spectroscopy of superconducting diamond

Calvani, P., Lupi, S., Ortolani, M., Baldassarre, L., Schade, U., Takano, Y., Nagao, M., Takenouchi, T. & Kawarada, H., 2006, IRMMW-THz 2006 - 31st International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics. p. 51 1 p. 4221994

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

Terahertz spectroscopy
Diamonds
2005

Detection of ions and DNA hybridization

Kawarada, H., Sasaki, Y. & Song, K. S., 2005, AIChE Annual Meeting, Conference Proceedings. p. 11324-11327 4 p.

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

DNA
Ions

Influence of negatively charged physisorbates on hydrogen-terminated diamond surface

Ogiwara, D., Tanaka, M., Sasaki, Y., Hirama, K., Song, K. S., Umezawa, H. & Kawarada, H., 2005, AIChE Annual Meeting, Conference Proceedings. p. 11438-11440 3 p.

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

Diamonds
Hydrogen

Synthesis of millimeter long vertically aligned single-walled carbon nanotubes by point-Arc microwave plasma Cvd

Iwasaki, T., Yoshida, T., Aikawa, T., Zhong, G., Ohdomari, I. & Kawarada, H., 2005, AIChE Annual Meeting, Conference Proceedings. p. 13995 1 p.

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

Single-walled carbon nanotubes (SWCN)
Microwaves
Plasmas
Chemical vapor deposition
Catalysts
2002

Low-temperature operation of diamond surface-channel field-effect transistors

Tachiki, M., Ishizaka, H., Banno, T., Sakai, T., Song, K. S., Umezawa, H. & Kawarada, H., 2002, Materials Research Society Symposium - Proceedings. Ashok, S., Chevallier, J., Johnson, N. M., Sopori, B. L. & Okushi, H. (eds.). Vol. 719. p. 139-143 5 p.

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

Low temperature operations
Diamond
Field effect transistors
Diamonds
MISFET devices
2001
1 Citation (Scopus)

Fabrication of 0.1 μm channel diamond metal-insulator-semiconductor field-effect transistor

Umezawa, H., Ohba, Y., Ishizaka, H., Arima, T., Taniuchi, H., Tachiki, M. & Kawarada, H., 2001, Materials Research Society Symposium Proceedings. Vol. 680. p. 220-225 6 p.

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

MISFET devices
Diamond
Field effect transistors
Diamonds
Fabrication
2 Citations (Scopus)

High frequency application of high transconductance surface-channel diamond field-effect transistors

Umezawa, H., Taniuchi, H., Arima, T., Ishizaka, H., Fujihara, N., Yoshikazu, Ohba, Tachiki, M. & Kawarada, H., 2001, IEEE International Symposium on Power Semiconductor Devices and ICs (ISPSD). p. 195-198 4 p.

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

Transconductance
Field effect transistors
Diamonds
MESFET devices
Management information systems
2 Citations (Scopus)

Nanodevice fabrication on hydrogenated diamond surface using atomic force microscope

Tachiki, M., Fukuda, T., Seo, H., Sugata, K., Banno, T., Umezawa, H. & Kawarada, H., 2001, Materials Research Society Symposium - Proceedings. Robertson, J., Friedmann, T., Geohegan, D., Luzzi, D. & Ruoff, R. (eds.). Vol. 675.

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

Diamond
Field effect transistors
Diamonds
Microscopes
Fabrication
1990
5 Citations (Scopus)

Cathodoluminescence of exciton recombinations and vibronic color centers in undoped, boron-doped, and nitrogen-doped CVD diamonds

Kawarada, H., Yokota, Y., Sogi, T., Matsuyama, H. & Hiraki, A., 1990, Proceedings of SPIE - The International Society for Optical Engineering. Feldman, A. & Holly, S. (eds.). Publ by Int Soc for Optical Engineering, Vol. 1325. p. 152-159 8 p.

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

Color centers
Cathodoluminescence
cathodoluminescence
color centers
Excitons
1 Citation (Scopus)

Low pressure CVD for wide area diamond film deposition at low temperature

Hiraki, A., Kawarada, H., Wei, J., Ma, J. S. & Suzuki, J. I., 1990, Proceedings of SPIE - The International Society for Optical Engineering. Feldman, A. & Holly, S. (eds.). Publ by Int Soc for Optical Engineering, Vol. 1325. p. 73-80 8 p.

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

Diamond films
diamond films
Chemical vapor deposition
Diamonds
low pressure

Observing diamond defects with an analytical color fluorescence electron microscope

Nishimura, K., Nakano, T., Koike, H., Tomimori, H., Kawarada, H., Hiraki, A. & Ogawa, K., 1990, Proceedings of SPIE - The International Society for Optical Engineering. Feldman, A. & Holly, S. (eds.). Publ by Int Soc for Optical Engineering, Vol. 1325. p. 267-282 16 p.

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

Diamonds
Electron microscopes
electron microscopes
Fluorescence
diamonds
1984
3 Citations (Scopus)

DOMAIN AND INTERFACE STRUCTURES OF EPITAXIAL PtSi.

Kawarada, H., Ohdomari, I. & Horiuchi, S., 1984, Materials Research Society Symposia Proceedings. New York, NY, USA: North-Holland, Vol. 25. p. 429-434 6 p.

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