About MRACEK M
About Univ. Paderborn, Paderborn, DEU
About WALLASCHEK J
About Univ. Paderborn, Paderborn, DEU
About Materials Chemistry and Physics
About powder conveying
About Piezoelectricity,pyroelectricity,electret
About Piezoelectric devices
About Powder technology
About Experimental operation and apparatus of basic chemistry
About 圧電
About 励起
About 超音波
About 進行波
About 粉体輸送