نتایج جستجو برای: powder preparation

تعداد نتایج: 219324  

Journal: :Journal of the Ceramic Association, Japan 1987

Journal: :Journal of the Japan Society of Powder and Powder Metallurgy 2012

Journal: :Journal of the Ceramic Association, Japan 1986

Journal: :Journal of physics 2023

Abstract The quality of Aluminum oxynitride (AlON) powder is the main factor affecting properties ceramics. To accurately control nitrogen AlON content and improve dispersion degree powder, was prepared from γ-Al 2 O 3 activated carbon by carbothermic reduction nitridation. uniformity distribution raw materials dimension microstructure controlled changing time rotation rate ball milling process...

2016
Veronika A. Myasoedova Tatyana V. Kirichenko Alexandra A. Melnichenko Varvara A. Orekhova Alessio Ravani Paolo Poggio Igor A. Sobenin Yuri V. Bobryshev Alexander N. Orekhov

The risk of cardiovascular disease and atherosclerosis progression is significantly increased after menopause, probably due to the decrease of estrogen levels. The use of hormone replacement therapy (HRT) for prevention of cardiovascular disease in older postmenopausal failed to meet expectations. Phytoestrogens may induce some improvements in climacteric symptoms, but their effect on the progr...

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