نتایج جستجو برای: natural clay
تعداد نتایج: 501541 فیلتر نتایج به سال:
Fractions, uptake and fixation capacity of phosphorus and potassium in three contrasting soil orders
A controlled greenhouse experiment was conducted to study the fraction, uptake and fixation of phosphorus (P) and potassium (K) in three soils with contrasting characteristics. The experiment was carried out in two phases, viz., sorghum-Sudangrass depletion and test crop experiment with maize with three levels of fertility status (depleted, original and fertilized with 40 mg kg-1 P and K) and t...
The adsorption behavior of aluminium ions on chamotte clay has been studied in this study. Chamotte used for the first time determination trace levels aqueous solutions. Quantitative and recovery were both rapid reached an equilibrium 30 minutes. Aluminium was detected based formation highly fluorescent Al(III)-morin complex. Two linear calibration graphs obtained range 0.5-10 µg L-1 10-100 wit...
Zeminleri iyileştirmek için yaygın olarak kullanılan katkıların yerine, doğaya zarar vermeyen alternatif malzemelerin kullanılabilirliği araştırma konusu olmuştur. Bu çalışmada bu katkılara bir olan Arabik Gam (AG) biyopolimerinin doğal kil zeminlerin iyileştirilmesinde araştırılmıştır. Doğal zemin ve AG ilave edildiği zeminin zamana bağlı oturma davranışı incelenmiştir. bağlamda, numunesine ağ...
Medical clay also known as medicinal was first used in Mesopotamia around 2500 B.C and is still a relevant topic today. Among typical medical clays, sepiolite, fibrous the family of palygorskite often ignored by cosmetic brands it not found abundantly nature much other clays like bentonite. However, world reserves this are Turkey. In study, antibacterial sepiolite prepared from nanosilver added...
Synthetic LAPONITE®-clay particles with platelet-like shape display strong aging when dispersed in aqueous solutions, preventing the latter from reaching their natural liquid-crystalline equilibrium state. Here we introduce a facile method that successfully prevents this aging behaviour and enables accessing the systems' liquid-crystal and crystalline phases. We graft the comb-like polymer PLL-...
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