유아원에 다니는 소아에서의 감염

대표적으로 PERC(Passivated Emitter and Rear Cell), PERL(Passivated Emitter Rear Locally Diffused), IBC(Interdigitated Back Contact), HIT(Heterojunction with

원리 : 기판에 특정 방향(ellipsometer)으로 편광된 빛을 입사시키고 이에 반사된 빛을 다시 특정 방향으로 편광시켜 패턴부와 불 량 부위의 계조차이에 의해 defect 검사.

8 No attenuation of light by semi-transparent metal electrodes, 8 Absorption of wave-guided light is dramatically reduced through. the use of highly reflective metallization

Parallel light rays that pass through and illuminate the specimen are brought to focus at the rear focal plane of the objective, where the image of the

원하는 형상의 회로 선을 얻기 위한 목적이나 배선(Interconnection)용 접촉(Contact)을 이루기 위한 구멍(Contact Hole)을 형성하기 위한 용도로 대상

Conventional ECP is a non-contact surface polishing method used to improve surface quality without leaving the mechanical scratch marks often encountered

Occlusal contact patterns of digitalized casts articulated with six interocclusal records were compared to the occlusal contact of accurately articulated

In terms of the relationship between personal service contact and passengers' emotions, this study classified service contact quality factors into four groups based on