نتایج جستجو برای: chemical parameter

تعداد نتایج: 586623  

2013
Liping Liu Shuxia Li Yifan Wu

It is necessary to research on how to manage risks in Chinese chemical industry supply chain effectively. After analyzing supply chain risks and mitigation strategies in Chinese chemical industry supply chain, firstly this paper defines the supply chain risk management problem in Chinese chemical industry. Then this paper develops a stochastic chance-constrained programming model to select opti...

B. Skapetas, D. Kantas M. Kalaitzidou P. Goulas V. Alexandridis

The effect of carcass weight, age at slaughter and sex on some chemical components was evaluated in twenty-two Boutsiko lambs (twelve females and ten males). Chemical composition of meat was expressed as percentage of fat, protein, collagen and moisture content. Measures of the four chemical components were taken by carcass cuts included shoulder, leg, racks, kidney, rear flank, breast ribs and...

ژورنال: اکوبیولوژی تالاب 2020
Moteraghi, Mahnaz , Payandeh, Khoshnaz ,

The purpose of this study was to evaluate the effect of phytoremediation on reduction of phosphate, nitrate, chemical oxygen demand (COD) and biochemical oxygen demand (BOD) of Ahwaz wastewater during 90 days. A completely randomized design with 4 treatments and 3 replications was used for this experiment. The plants of Typha Latifolica and seven grasses (Polygonum aviculare) were selected acco...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2005
Joachim Holzfuss

In a certain parameter region, a single sonoluminescencing bubble is unstable against diffusion of gases and their chemical dissociation. Experiments show that a surface unstable bubble emits a microbubble and recoils. After this it exhibits specific dynamical features whereby the ambient radius changes in a nonmonotonic way. A numerical analysis identifies the phenomenon as the result of the i...

Journal: :Physical review. D, Particles and fields 1996
Shi

We investigate in detail the parameter space of active-sterile neutrino oscillations that amplifies neutrino chemical potentials at the epoch of Big Bang Nucleosynthesis. We calculate the magnitude of the amplification and show evidences of chaos in the amplification process. We also discuss the implications of the neutrino chemical potential amplification in the Big Bang Nucleosynthesis. It is...

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