N. Kawahara

Enhancement of Piezoelectric Response in Scandium Aluminum Nitride Alloy Thin Films Prepared by Dual Reactive Cosputtering

Nobuaki Kawahara, Yukihiro Takeuchi, Morito Akiyama, 2009, Advanced materials.

Influence of oxygen concentration in sputtering gas on piezoelectric response of aluminum nitride thin films

A. Teshigahara, M. Akiyama, T. Kamohara, 2008 .

Preparation of Highly Oriented Bulky Bi(Pb)-SrCaCuO Superconductor by Magnetized Twin-Roll

S. Asai, N. Kawahara, M. Hasegawa, 1990 .

Direct Observations of Melting and Solidification of Bi–Pb–Sr–Ca–Cu–O Compound

N. Kawahara, T. Imura, H. Enami, 1990 .

Direct Observations of the Process of Growth of YBa2Cu3O7-δ Crystals from the Melt by Means of Optical Microscopy

N. Kawahara, T. Imura, H. Enami, 1989 .

High-Pressure Synthesis of a Bi-Pb-Sr-Ca-Cu-O Superconductor

N. Kawahara, T. Imura, H. Enami, 1989 .

High Pressure Hot-Pressing of Y1Ba2Cu3O7-δ Superconductor

N. Kawahara, T. Imura, Y. Kitoh, 1989 .

Polarity inversion in aluminum nitride thin films under high sputtering power

Nobuaki Kawahara, Morito Akiyama, Akihiko Teshigahara, 2007 .

Influence of sputtering pressure on polarity distribution of aluminum nitride thin films

Nobuaki Kawahara, Morito Akiyama, Akihiko Teshigahara, 2006 .

Piezoelectric properties of sputtered AlN on silicon substrate

N. Ueno, M. Akiyama, K. Kano, 2005, The 13th International Conference on Solid-State Sensors, Actuators and Microsystems, 2005. Digest of Technical Papers. TRANSDUCERS '05..