نتایج جستجو برای: hydration reactions

تعداد نتایج: 180839  

ZHANG S., ,

Hydration behavior and antioxidising effect of aluminium (AI) powder has been investigated. Bayerite Al (OH) 3 product layers formed on Al in pure water at 25-45°C were porous, so the hydration rate, although very slow at 25°C, increased rapidly with increasing temperature from 25 to 45°C. On further increasing temperature from 45 to 95°C, initial hydration rate increased, but changed little ov...

Journal: :Cement and Concrete Research 2021

Portland cement is the most produced material in world. The hydration process of consists a group complex chemical reactions. In order to investigate mechanism hydration, it vital study each phase separately. An integrated model proposed this paper simulate dissolution alite under different hydrodynamic conditions at microscale, coupling Kinetic Monte Carlo (KMC), Lattice Boltzmann method (LBM)...

Journal: :Chinese Journal of Catalysis 2021

The performances of heterogeneous catalysts can be effectively tuned by changing the catalyst structures. Here we report a controllable nitrile synthesis from alcohol ammoxidation, where hydration side reaction could efficiently prevented manganese oxide catalysts. α-Mn2O3 based are highly selective for synthesis, but MnO2-based including α, β, γ, and δ phases favour amide production tandem amm...

Journal: :Clinical journal of oncology nursing 2006
Debra Winkeljohn Martha Polovich

Carboplatin is used widely to treat cancers such as lung, breast, and ovarian. Hypersensitivity reactions (HSRs) to carboplatin can occur, often after numerous doses. The reactions can range from mild to life threatening. Oncology nurses witness the reactions and are instrumental in providing interventions to assist patients. Symptoms include flushing, rashes, itchy palms, nausea, difficulty br...

Journal: :Applied sciences 2021

This research investigated the possibility of using metallurgical slags from copper and lead industries as partial replacement for cement. The studied were fayalitic, having a mainly ferro-silicate composition with minor contents Al2O3 CaO. treated at 1200–1300 °C (to reduce heavy metal content) then granulated in water to promote formation reactive phases. A full hydration study was carried ou...

Journal: :ACS applied polymer materials 2021

Efficient and cheap storage of energy from renewable resources presents a key technology to facilitate the ongoing transition. Storing heat in thermochemical materials (TCMs), such as salt hydrates, provides promising concept meet this demand. TCMs can capture reversibly loss-free by relying on equilibrium hydration reactions salts. Persistent bottlenecks full-scale application are low mechanic...

Journal: :Applied and environmental microbiology 2000
R W Eaton

The hydratase-aldolase-catalyzed conversion of trans-o-hydroxybenzylidenepyruvate to salicylaldehyde and pyruvate is an intermediate reaction in the conversion of naphthalene to salicylate by bacteria. Here, a variety of aromatic aldehydes and some nonaromatic aldehydes together with pyruvate have been shown to be substrates for aldol condensations catalyzed by this enzyme in extracts of the re...

Journal: :Jurnal Riset Informatika 2021

In order to function properly the human body requires adequate hydration due 70% of being built up by water with lots chemical reactions involved in work optimally throughout day. This paper presents an idea make a intake app based on excrement surveillance. It might be solution intensify people's ability become self-conscious when drinking less surveying excreted substance. Currently, availabl...

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