Hamao Umezawa was affiliated with the National Institutes of Health in the United States. Their research focused predominantly on engineering and materials science, with significant contributions in electrical and electronic engineering as well as materials chemistry. Their work extended into biomedical engineering, electronic, optical and magnetic materials, and condensed matter physics.
The scientist's main areas of study included semiconductor materials and devices, diamond and carbon-based materials research, and Ga2O3 and related materials. Other notable topics involved advanced surface polishing techniques, electronic and structural properties of oxides, integrated circuits and semiconductor failure analysis, and ZnO doping and properties.
Umezawa's academic output featured several recent papers across multiple venues, showcasing a concentration on semiconductor and materials research. These papers included:
Umezawa frequently published in venues such as Diamond and Related Materials, Applied Physics Letters, SSRN Electronic Journal, Sensors and Materials, and Scientific Reports.
The scientist collaborated extensively with several researchers, including Takashi Matsumae, Yuichi Kurashima, Hideki Takagi, Shinya Ohmagari, and Junichi H. Kaneko, with individual collaboration counts ranging from 9 to 12 publications.
Hamao Umezawa;Takaaki Aoyagi;Hiroyuki Suda;Masa Hamada
Hamao Umezawa;Takaaki Aoyagi;Hazime Morishima;Meiki Matsuzaki
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Takaaki Aoyagi;Tomio Takeuchi;Akinori Matsuzaki;Kenji Kawamura
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Hamao Umezawa;Masaya Imoto;Tsutomu Sawa;Kunio Isshiki
Takaaki Aoyagi;Setsuko Miyata;Masako Nanbo;Fukiko Kojima
Takaaki Aoyagi;Hiroyasu Tobe;Fukiko Kojima;Masa Hamada
Toshikazu Oki;Yasue Matsuzawa;Akihiro Yoshimoto;Kenji Numata
Tomio Takeuchi;Hironobu Iinuma;Setsuko Kunimoto;Toru Masuda
Hiroyuki Suda;Takaaki Aoyagi;Tomio Takeuchi;Hamao Umezawa
Hamao Umezawa;Yoshikazu Takahashi;Mitsuhiro Kinoshita;Hiroshi Naganawa
H Umezawa;M Ishizuka;K Maeda;T Takeuchi
Hiroyuki Suda;Takaaki Aoyagi;Tomio Takeuchi;Hamao Umezawa
Hamao Umezawa;Takaaki Aoyagi;Keiji Ogawa;Hiroshi Naganawa
H Umezawa;Y Suhara;T Takita;K Maeda
H Umezawa;M Ueda;K Maeda;K Yagishita
Hamao Umezawa;Tomio Takeuchi;Senji Hori;Tsutomu Sawa
Yoichi Iitaka;Hikaru Nakamura;Tokuji Nakatani;Yasuhiko Muraoka
Takaaki Aoyagi;Setsuko Kunimoto;Hajime Morishjma;Tomio Takeuchi
Yoshimasa Uehara;Makoto Hori;Tomio Takeuchi;Hamao Umezawa
Tomohisa Takita;Yasuhiko Muraoka;Tokuji Nakatani;Akio Fujii
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