Ibule Photonics

Ibule Photonics Co., Ltd.

Ibule Humanscan Co., Ltd.

Sung-Min Rhim

Sang-Goo Lee

Ho Sang Jung

Min-Chan Kim

Sea-Hoon Kim

An ultrasonic probe comprising a piezoelectric element, a first electrode formed on a substantial portion of a first main face, a first side face and a part of a second main face of the piezoelectric element, and a second electrode formed on a substantial portion of a second main face, a second side face and a part of a first main face of the piezoelectric element, the two electrodes being isolated from each other by two grooves formed on the first and second main faces of the piezoelectric element, in a manner parallel to the side edges of the piezoelectric element, respectively, has good vibration and probing properties.

Ultrasonic probe and method for the fabrication thereof

A ferroelectric single crystal having the composition of formula (I) has a high Piezoelectric constant together with good electromechanical and electrooptical properties and it can be prepared in a size of 5 cm in diameter or greater, useful for preparing various devices: x(A)y(B)z(C)-p(P)n(N); (I) wherein, (A) is Pb(Mg&frac13; Nb&frac23;)O3 or Pb(Zn&frac13;Nb&frac23;)O3, (B) is PbTiO3, (C) is LiTaO3, (P) is a metal selected from the group consisting of Pt, Au, Ag, Pd and Rh, (N) is an oxide of a metal selected from the group consisting of Ni, Co, Fe, Sr, Sc, Ru, Cu and Cd, x is a number in the range of 0.65 to 0.98, y is a number in the range fo 0.01 to 0.34, z is a number in the range of 0.01 to 0.1, and p and n are each independently a number in the range of 0.01 to 5.

Ferroelectric single crystal wafer and process for the preparation thereof

Growing community of inventors

Seongnam-si, South Korea

Sung-Min Rhim