K. Sugioka and I. Miyamoto, "Ultrashort pulse vs. ultrashort wavelength laser processing," Proceedings of 51th Laser Materials Processing Conference, pp. 28-37, 2000(in Japanese).

K. Sugioka, K. Midorikawa, and K. Suzuki, "Precision microfabrication of hard materials by laser ablation," J. Jpn. Res. Grp. Electr. Discharges, no. 164, pp. 13-22, 2000(in Japanese).

K. Sugioka, "Application of vacuum ultraviolet and femtosecond lasers for precision microfabrication," Journal of Japan Laser Processing Society, vol.7, pp. 97-102, 2000(in Japanese).

T. Akane, K. Sugioka, and K. Midorikawa, "Nonalloy Ohmic contact fabrication in a hydrothermally grown n-ZnO(0001) substrate by KrF excimer laser irradiation," J. Vac. Sci. Technol. B, vol.18, pp. 1406-1408, 2000.

T. Akane, K. Sugioka, S. Nomura, K. Hammura, K. Obata, N. Aoki, K. Toyoda, Y. Aoyagi, and K. Midorikawa, "F₂ ablation etching of GaN," Proc. SPIE-Int. Soc. Opt. Eng., vol.4088, pp. 70-73, 2000.

Nguyen Hong Shon, A. Suda, and K. Midorikawa, "Harmonic generation by intense ultrashort laser pulses in rare gases," Proc. SPIE-Int. Soc. Opt. Eng., vol.3886, pp. 582-587, 2000.

H. Kumagai, K. Midorikawa, M. Obara, and Cho Sung-Hak, "Time-resolved dynamics of plasma self-channeling and bulk modification in silica glasses induced by a high-intensity femtosecond laser," Proc. SPIE-Int. Soc. Opt. Eng., vol.4088, pp. 40-43, 2000.

T. Akane, K. Sugioka, and K. Midorikawa, "KrF excimer laser induced ohmic metallization of ZnO substrate," Proc. SPIE-Int. Soc. Opt. Eng., vol.3933, pp. 218-224, 2000.

K. Sugioka and Veiko Vadim P., "Overview of novel approaches for laser microfabrication of advanced materials," Proc. SPIE-Int. Soc. Opt. Eng., vol.4157, pp. 149-157, 2000.

K. Sugioka, K. Midorikawa, I. Miyamoto , and Sigmon Thomas W., "Novel technology for laser precision microfabrication of hard materials," Proc. SPIE-Int. Soc. Opt. Eng., vol.4088, pp. 110-117, 2000.

N. Aoki, T. Akane, K. Sugioka, K. Toyoda, Dubowski Jan J., and K. Midorikawa, "Pulsed laser nitridation of InP ," Proc. SPIE-Int. Soc. Opt. Eng., vol.4088, pp. 80-83, 2000.

Nurhuda Muhammad, A. Suda, and K. Midorikawa, "Numerical simulation of femto- and subfemtosecond pulse generation by spectral control of high-order harmonic waves," Rev. Laser Eng., vol.28, pp. 500-505, 2000.

A. Suda, "Progress in optics 1999: Laser," Jpn. J. Optics, vol.29, pp. 206-207, 2000(in Japanese).

Koprinkov Ivan G., A. Suda, Wang Pengqian, and K. Midorikawa, "Self-compression of high-intensity femtosecond optical pulses and spatiotemporal soliton generation," Phys. Rev. Lett., vol.84, pp. 3847-3850, 2000.

Y. Tamaki, J. Itatani, M. Obara, and K. Midorikawa, "Optimization of conversion efficiency and spatial quality of high-order harmonic generation," Phys. Rev. A, vol.62, pp. 0-63802/1-5, 2000.

K. Ishikawa and Blenski Thomas, "Explosion dynamics of rare-gas clusters in an intense laser field," Phys. Rev. A, vol.62, pp. 0-63204/1-11, 2000.

Nguyen Hong Shon, A. Suda, and K. Midorikawa, "Generation and propagation of high-order harmonics in high-pressure gases," Phys. Rev. A, vol.62, pp. 0-23801/1-6, 2000.

K. Furusawa, K. Takahasi, Cho Sung-Hak, H. Kumagai, K. Midorikawa, and M. Obara, "Femtosecond laser micromaching of TiO₂ crystal surface for robust optical catalyst," J. Appl. Phys., vol.87, pp. 1604-1609, 2000.

Koprinkov Ivan G., A. Suda, and K. Midorikawa, "Interference between stimulated Raman scattering and self-phase modulation in pressurized methane in highly transient femtosecond pump regime," Opt. Commun., vol.174, pp. 299-304, 2000.

T. Fujii, H. Kumagai, K. Midorikawa, and M. Obara, "Development of a high-power deep-ultraviolet continous-wave coherent light source for laser cooling of silicon atoms," Opt. Lett., vol.25, pp. 1457-1459, 2000.

T. Akane, K. Sugioka, S. Nomura, K. Hammura, N. Aoki, K. Toyoda, Y. Aoyagi, and K. Midorikawa, "F₂ laser etching of GaN," Appl. Surf. Sci., vol.168, pp. 335-339, 2000.

K. Obata, K. Sugioka, K. Toyoda, H. Takai, and K. Midorikawa, "Si barrier metal growth by hybrid radical beam-pulsed laser deposition of TiN," Jpn. J. Appl. Phys. Pt.1, vol.39, pp. 7031-7034, 2000.

Zhang Jie, K. Sugioka, T. Takahashi, K. Toyoda, and K. Midorikawa, "Dual-beam ablation of fused silica by multiwavelength excitation process using KrF excimer and F₂ lasers," Appl. Phys. A, vol.71, pp. 23-26, 2000.