-geometric concept -cartilage is Highly porous Permeability -If the pores are interconnected -fluid ... Displacement Time Time Stress ..PAGE:23 Biomechanical Behavior of Articular Cartilage Permeability Porosity
태양전지 창 모듈(왼쪽) 및 고출력 모듈(오른쪽) 1993s : The Grätzel group developed the cells utilizing low-cost nano- porous ... solutions, 0.5% conversion efficiency, poor stability. 1976s: Tshubomura co-workers used powdered high porosity
Many specific applications include optics, protective and porous films, optical coatings, window insulators ... materials with desirable properties of hardness, optical transparency, chemical durability, tailored porosity