نتایج جستجو برای: 6 grinded

تعداد نتایج: 956520  

Journal: :Materials transactions 2021

In this study, we attempted to nullify the harmful influences of processing marks on fatigue strength Ti–6Al–4V alloy by particle collision treatments. As surface treatments, fine bombarding (FPB) and shot peening (SP) were applied form hardened layers introduce compressive residual stress. The objective material was polished a mirror eliminate machining specimens then grinded with emery papers...

Journal: :E3S web of conferences 2021

According to indications, already 5,000 years ago beer was brewed without heating the mash, i.e. in cold mash process. Applying this old method, question arises what extent traditional knowledge can be integrated into today's brewing processes and produce new styles at reduced energy consumption. Since mashing is hardly explored, work dedicated in-depth analysis from a process point of view. Ba...

Journal: :American Journal of Plant Sciences 2021

Dried leaves of Eucalyptus camaldulensis were finely grinded and fractionated by sieving into four granulometric classes (355 μm). The obtained powder fractions used for essential oil (EO) extraction hydrodistillation their phytochemical profile in vitro antioxidant activities evaluated. mother (unsieved powder) was comparison. Particle size exerted a significant influence (p properties the EOs...

Amir Hossein Maghsood , Masoud Hamzekhani , Mehrdad Hajilooei , Mohammad Fallah, Mohammad Matini , Nazanin Fallah ,

Introduction: Toxoplasmosis is a widely prevalent zoonotic disease, caused by T. gondii. Chickens, consumed widely in many countries, are considered as one of the most important hosts in the epidemiology of T. gondii infection because they could be a main source of infection for both cats and humans. There was no information regarding T. gondii infection in chickens in this area, therefore, thi...

Journal: :journal of lasers in medical sciences 0
jing liu center of digital dentistry, peking university school and hospital of stomatology & national engineering laboratory for digital and material technology of stomatology, beijing 100081, china. hu chen center of digital dentistry, peking university school and hospital of stomatology & national engineering laboratory for digital and material technology of stomatology, beijing 100081, china. wenqi ge academy of opto-electronics, chinese academy of sciences, beijing 100094, china yongbo wang shinva medical instrument co.,ltd, zibo, shandong 255086, china yuchun sun center of digital dentistry, peking university school and hospital of stomatology & national engineering laboratory for digital and material technology of stomatology, beijing 100081, china. yong wang center of digital dentistry, peking university school and hospital of stomatology & national engineering laboratory for digital and material technology of stomatology, beijing 100081, china.

introduction: the aim of this study was to evaluate the morphological changes and quantitatively assess the roughness of dentin after the ablation with a ytterbium-doped potassium yttrium tungstate (yb: kyw) thin-disk femtosecond pulsed laser of different fluences, scanning speeds and scanning distances. method: twelve extracted human premolars were sectioned into crowns and roots along the cem...

2017
Brijesh Kumar Vikas Sachan Anuj Kumar Vijay Singh Goutam K. Das Atul Saxena

The present study was conducted to study the effect of Aegle marmelos and Murraya koenigii on the follicular development in delayed pubertal Sahiwal heifers. A total of 14 anoestrus Sahiwal heifers with a mean age of 32.85 ± 0.86 months and were divided in to two groups viz. Group-1 (G-1) (n=8) and Group-2 (G-2) (n=6). Heifers in G-1 were treated with shade dried grinded leaves in combination i...

Journal: :Journal of Cleaner Production 2021

Abstract To fulfill the different aspects of green chemistry and to achieve full use secondary resources (waste printed circuit boards (WPCB)), necessity developing methods for recovery precious metals (Au, Pd, Ag) is highly demanded. In this study, a novel environment-friendly physical separation approach; combination crushing, grinding, sieving as pretreatment steps alongside hydrocyclone dil...

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