Simple Characterization of Polygons Searchable by 1-Searcher (2008)
Tsunehiko Kameda, John Z. Zhang, Masafumi Yamashita
Suppose intruders are in a dark polygonal room and they can move arbitrarily fast, trying to avoid detection. A boundary 1-searcher can move along the polygon boundary, equipped with a flash light...
Catalytic Oxidation of Triphenyl Phosphite with Ferric Ion-Modified Chromatographic Silica (2007)
Deng, Zengqun, Zhang, John Z., Ellis, Arthur B., Langer, Stanley H.
Triphenyl phosphite oxidation to triphenyl phosphate has been found to be catalyzed by ferric ion-modified silica stationary phases in liquid chromatographic columns. The oxidation chemistry found...