Li2O와 ZrO2의 화학반응과 전해환원공정 중에서의 생성물을 분석한 결과, Li2ZrO3와 Li4ZrO4가 주요하게 관찰되었고, 이는 Li2O의 손실을 가져오는 원인이 된다. ... ZrO2는 피복관의 주성분이 Zr이기 때문에 사용후핵연료에 불가피하게 함유되며, 본 연구에서는 Li2O를 촉매로 이용하는 전해환원공정에서 ZrO2의 거동을 살펴보았다. ... However, ZrO2 will have a role as a Li2O sink.
High ZrO2 loading ZrO2 ceramic ink showed higher elastic modulus and improved shape retention, when the ... Microstructural analysis of printed ZrO2 objective indicated that high ZrO2 loading objective showed ... In this study, ZrO2 ceramic ink was formulated for additive manufacturing three dimensional structure
Transparent organic-inorganic hybrid hard coating films were prepared by the addition of SiO2 or ZrO2 ... To improve the compatibility in the acrylic resin, SiO2 or ZrO2 is surface-modified using various silanes ... wt% and ZrO2 content of 5 wt%, but the hardness values were maintained at 2H and 3H, respectively, in
h. β-phase 2ZrO2·P2O5 was observed, with un-reacted ZrO2 phases, for firing temperatures lower than 1200 ... 2ZrO2·P2O5 powder, which is not synthesized by solid reaction method, was successfully synthesized through ... A stable α-phase 2ZrO2·P2O5 was synthesized at a firing temperature of 1200 oC and holding time of 4
Inorganic phosphors based on ZrO2:Eu3+ nanoparticles were synthesized by a salt-assisted ultrasonic ... The powder X-ray diffraction patterns of the ZrO2:Eu3+ (1-20 mol%) confirmed the body centered tetragonal
실험방법 및 내용 ① ZrO2 4~5g에 Y2O3를 1/3/5/7/10 mol% 첨가 후 습식(아세톤) 혼합 Y2O3 농도(%) Y2O3 (g) ZrO2 (g) 1 0.073 4.0124 ... ZrO2에 혼합한 Y2O3의 농도가 증가할수록 가 밀도가 증가하여야 한다. ... 실험 목적 ZrO2의 소결밀도에 미치는 Y2O3 첨가 영향에 대해 알아본다. 6.
A ZrO2 coating solution containing ZrO2 photo-catalysis, which is transparent in visible light, was ... Tetragonal ZrO2 phase was found in the thin film heat treated at 450˚C, and anatase TiO2 phase was detected ... prepared by the hydrolysis of alkoxide, and thin films on the SiO2 glass substrate were formed in a dipcoating
In this study, intermediate-mixed powders were prepared by loading zirconia powders initially in a ball-mill jar and loading alumina powders afterwar..
= 16m2/g), to α-alumina in the range of 5-25 wt%. ... ZTA composites were prepared by adding two kinds of 3Y-TZP powders, 3YEH (BET = 7m2/g) and 3YEM (BET ... The Vickers hardness of the ZTA composites that were sintered at 1600˚C for 2 hrs was found to smoothly
The relative density and Vickers hardness increased with a further addition of ZrO2. ... The effects of an addition of ZrO2 on the microstructure and electrical properties of MgO films as a ... MgO + a 200 ppm ZrO2 protective layer prepared by e-beam evaporation exhibited a secondary electron emission