نتایج جستجو برای: 735 kg so2 eq

تعداد نتایج: 205436  

2017
Sha-Sha Wang Ying-Xin Zhang Feng Yang Zhong-Qin Huang Jun Tang Kang-Di Hu Hua Zhang

Sulfur dioxide (SO2), a gaseous signaling molecule in animal cells, has recently been found to play a physiological role in plants. Here we studied the role of SO2 in gibberellic acid (GA3)-induced programmed cell death (PCD) in barley (Hordeum vulgare L.) aleurone layers. The application of the SO2 donor (NaHSO3/Na2SO3, 1:3 M/M) effectively alleviated PCD in barley aleurone layers in a dose-de...

Journal: :Environmental science & technology 2008
Chuan Wang Hong Liu Xiang-Zhong Li Jianying Shi Gangfeng Ouyang Min Peng Chengchun Jiang Hua'nan Cui

A new concept of desulfurization was developed by designing a series of electrochemical reactions to drive an SO2 absorption-and-conversion process in aqueous solution, hence the SO2 in gas was eventually converted to a valuable chemical of NaHSO4. A model experiment of chemically substantiating this concept includes two steps: (I) absorption of SO2 gas by aqueous solution and oxidation of the ...

2012
Ching-Yu Tseng Yi-Chia Huang Shih-Yung Su Jing-Yang Huang Cheng-Hsiu Lai Chia-Chi Lung Chien-Chang Ho Yung-Po Liaw

BACKGROUND Many studies have examined the association between air pollutants (including sulfur dioxide [SO2], carbon monoxide [CO], nitrogen dioxide [NO2], nitric oxide [NO], ozone [O3], and particulate matter < 10 μm [PM10]) and lung cancer. However, data from previous studies on pathological cell types were limited, especially for SO2 exposure. We aimed to explore the association between SO2 ...

2015
Anita L Reno Edward G Brooks Bill T Ameredes

Sulfur dioxide (SO2) is a problematic inhalable air pollutant in areas of widespread industrialization, not only in the United States but also in countries undergoing rapid industrialization, such as China, and it can be a potential trigger factor for asthma exacerbations. It is known that asthmatics are sensitive to the effects of SO2; however, the basis of this enhanced sensitivity remains in...

2013
Zhou Jianguo Zhang Fen

The prediction of regional sulfur dioxide (SO2) emission of thermal power belongs to gray system which has small amounts of samples and little information, so a appropriate forecasting method is essential. Based on thermal power industry SO2 emission data from state department authorities, considering the main factors of China's thermal power industry SO2 predicted emission, we established a co...

2007
Masamitsu Watanabe Hiroshi Ando Takao Handa Toshihiro Ichino Nobuo Kuwaki

Sulfur dioxide (SO2), a typical gaseous compound found in the atmosphere, corrodes metals, particularly outdoors. When SO2 adsorbs on the surface electrolyte, it easily dissolves, resulting in the formation of protons (H+) and bisulfite ions (HSO3). The former reduces the pH of the surface electrolyte, which promotes metal dissolution. Silver and copper are commonly used in the electronic compo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم پایه 1391

ریزوباکترهای محرک رشد گیاهان از جمله ریزوبیوم باکتری های مفیدی هستند که علاوه بر افزایش رشد گیاهان، می توانند مقاومت به تنش های مختلف محیطی را نیز در گیاهان سبب شوند. یکی از این تنش ها، آلودگی سولفوردی اکسید ((so2 است. گاز so2 به عنوان یک آلاینده آسیب رسان قوی هوا شناخته شده است که رشد گیاهان را محدود می کند. در این پژوهش اثرات غلظت های مختلف گاز so2 (0، 5/0، 1، 5/1 و ppm2) بر شبدر ایرانی تلقیح...

Journal: :Chemical communications 2012
Giancarlo Cravotto Davide Garella Diego Carnaroglio Emanuela Calcio Gaudino Ornelio Rosati

Organosulphur compounds can be easily and selectively oxidized to sulfones using a small excess of Oxone(®) (1.6 eq.) under solventless mechanical milling conditions. This green procedure has been efficiently applied to a series of model compounds and to the desulphurization of medium/high sulphur content paraffins (up to 3000 mg kg(-1)).

Journal: :Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 2004
Wybe D Kloppenburg Coen A Stegeman Ton K Kremer Hovinga Gerard Vastenburg Pieter Vos Paul E de Jong Roel M Huisman

BACKGROUND Protein requirements in stable, adequately dialysed haemodialysis patients are not known and recommendations vary. It is not known whether increasing the dialysis dose above the accepted adequate level has a favourable effect on nutrition. The aim of this study was to determine whether prescribing a high protein diet and increasing the dose of dialysis would have a favourable effect ...

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