نتایج جستجو برای: 10 d

تعداد نتایج: 1508268  

Journal: :Journal of High Energy Physics 2001

Journal: :Journal of High Energy Physics 2023

A bstract In this article, we study the finite temperature properties of a 10-D version hardwall model for QCD. Introducing fundamental matter via probe D7-branes and separate cutoffs r m g branes bulk, present detailed exploration phases varying quark mass. Finite thermodynamic quantities are calculated using procedure holographic renormalization used to characterize phases. Finally, by fittin...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1387

در این کار تحقیقاتی، استفاده از کاتکول به عنوان یک معرف الکتروشیمیـایی همگن بـرای اکسـایش الکتروشیمیـایی –d پنی سیلامین و n– استیل– l– سیستئین در محلول های آبی در سطح الکترود خمیر کربن مورد بررسی قرار گرفت.اکسایش الکتروشیمیایی –d پنی سیلامین و n– استیل– l– سیستئین در حضور کاتکول و اثر عوامل مختلف روی اکسایش الکتروشیمیایی آنها نیز مطالعه شد. نتایج نشان دادند کهph بهینه برای اکسایش الکتـروشیمیایی...

2013
Changjun Zhu Qinag Liang Feng Yan Wenlong Hao

In order to study the ecological water environment in Erhai Lake, different monitoring sections were set to research the change of hydrodynamics and water quality. According to the measured data, MIKE21 Ecolab, the water quality simulation software developed by DHI, is applied to simulate the water quality in Erhai Lake. The hydrodynamics model coupled with water quality is established by MIKE2...

2016
Yongqiang Zhou Erik Jeppesen Jingbao Li Yunlin Zhang Xinping Zhang Xichun Li

We studied the impacts of Three Gorges Reservoir (TGR) on the sedimentation regimes in the downstream-linked two largest Chinese freshwater lakes, Lake Dongting and Lake Poyang. Our results indicate that up to 1.73 × 109 t sediment was retained in TGR from June 2003 to December 2014. This resulted in a 145.9 × 106 t yr-1 decline in the suspended sediment load at Zhicheng and a 16.8 × 106 t yr-1...

Journal: :Water research 2012
Ying Zhao Zhifeng Yang Xinghui Xia Fei Wang

Shallow lake eutrophication has been an important issue of global water environment. Based on the simulation and field sampling experiments in Baiyangdian Lake, the largest shallow lake in North China, this study proposed a shallow lake remediation regime with Phragmites australis (reed) incorporating its opposite effects of nutrient removal and water evapotranspiration on water quality. The re...

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