DIELECTRIC,ELASTIC AND PIEZOELECTRIC PROPERTIES OF TRIHYDROXYLAMINOMETHANE PHOSPHATE(THAMP)CRYSTAL
三羟甲基氨基甲烷磷酸盐(THAMP)晶体的介电、弹性和压电性能

Trihydroxylaminomethane phosphate(abbreviated THAMP)is a new polarcrystal.Belonging to point group 2,it has independent 13 elastic,8 piezoelectric and 4dielectric constants.All these parameters were determined using 14 properly oriented spec-imens and 4 vibration modes.