(March 28, 1949 - ) is a Japanese electrical engineer, active in the fields of nanotechnology and electronic and photonic devices, best known for his success in fabricating hot-electron transistors and invention of resonant-tunneling transistors. Yokoyama born in Osaka, Japan, received his bachelor's degree in Physics from

Osaka City University , abbreviated to , is a public university in Japan. It is located in Sumiyoshi-ku, Osaka. It is one of the most prestigious universities in Japan regarding Applied Linguistics. The university will merge with Osaka Prefecture University to form ...

(1971), and master's (1973) and PhD (1984) degrees in Engineering from the Graduate School of Engineering Science at Osaka University. He joined the Semiconductor Devices Laboratory of Fujitsu Laboratories Ltd. in 1973, where he was subsequently named a Fellow and General Manager of its Nanotechnology Research Center in 2000. He is also Visiting Professor of the

University of Tokyo , abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project b ...

. Yokoyama received the 1987 GaAs Symposium Young Scientist Award, and 1998

IEEE Morris N. Liebmann Memorial Award The initially called Morris Liebmann Memorial Prize provided by the Institute of Radio Engineers (IRE), the IEEE Morris N. Liebmann Memorial Award was created in 1919 in honor of Colonel Morris N. Liebmann. It was initially given to awardees who h ...

"for contributions to and leadership in the development of self-aligned refractory-gate gallium arsenide

MESFET A MESFET (metal–semiconductor field-effect transistor) is a field-effect transistor semiconductor device similar to a JFET with a Schottky (metal–semiconductor) junction instead of a p–n junction for a gate. Construction MESFETs are constr ...

integrated circuits." He was elected an

IEEE Fellow As of 2019, the Institute of Electrical and Electronics Engineers (IEEE) has 5,082 members designated Fellow, each of whom is associated with one of the 41 societies under the IEEE. The Fellow grade of membership is the highest level of membershi ...

in 2000, Fellow of the

Institute of Electronics, Information and Communication Engineers The is a Japanese institute specializing in the areas of electronic, information and communication engineering and associated fields. Its headquarters are located in Tokyo, Japan. It is a membership organization with the purpose of advancing ...

in 2003, and Fellow of the Applied Physics Society in 2007.

Selected works

* Masayuki Abe, Naoki Yokoyama, ''Semiconductor heterostructure devices'', Volume 8 of ''Japanese technology reviews'', Taylor & Francis US, 1989. .

References

Naoki Yokoyama short biography

Naoki Yokoyama curriculum vitae

IEEE Morris N. Liebmann Memorial Award recipients
{{DEFAULTSORT:Yokoyama, Naoki Japanese electrical engineers 1949 births Living people Japanese nanotechnologists People from Osaka