H. Kuwatsuka

Nonlinear gain dynamics in quantum-dot optical amplifiers and its application to optical communication devices

T. Akiyama, H. Kuwatsuka, T. Simoyama et al. · IEEE Journal of Quantum Electronics · 2001 · 122 citations

Quantum Science, Photonics, Optical Communication Devices +15

Symmetric highly efficient (/spl sim/0 dB) wavelength conversion based on four-wave mixing in quantum dot optical amplifiers

T. Akiyama, H. Kuwatsuka, Nobuaki Hatori et al. · IEEE Photonics Technology Letters · 2002 · 116 citations

Photonics, Quantum Photonics, Engineering +15

Nonlinear processes responsible for nondegenerate four-wave mixing in quantum-dot optical amplifiers

T. Akiyama, Osamu Wada, H. Kuwatsuka et al. · Applied Physics Letters · 2000 · 103 citations

Quantum Photonics, Engineering, Nonlinear Optics +20

Application of spectral-hole burning in the inhomogeneously broadened gain of self-assembled quantum dots to a multiwavelength-channel nonlinear optical device

T. Akiyama, H. Kuwatsuka, T. Simoyama et al. · IEEE Photonics Technology Letters · 2000 · 71 citations

Spectral-hole Burning, Engineering, Multiple Wavelength Channels +17

High-purity GaSb epitaxial layers grown from Sb-rich solutions

C. Anayama, T. Tanahashi, H. Kuwatsuka et al. · Applied Physics Letters · 1990 · 54 citations

Materials Engineering, Materials Science, Optical Materials +13