One-pot synthesis of nitrogen-enriched carbon spheres for hexavalent chromium removal from aqueous solution

RSC Advances ◽  
2016 ◽  
Vol 6 (39) ◽  
pp. 33055-33062 ◽  
Author(s):  
Fuquan Lin ◽  
Yonghao Wang ◽  
Zhang Lin

Nitrogen-enriched carbon spheres (NECS) with high nitrogen content (10.21 wt%) had been prepared and presented superior Cr(vi) removal capacity as high as 279 mg g−1.

ChemNanoMat ◽  
2017 ◽  
Vol 4 (3) ◽  
pp. 281-290 ◽  
Author(s):  
Mr. Gurwinder Singh ◽  
Kripal S. Lakhi ◽  
Dae-Hwan Park ◽  
Prashant Srivastava ◽  
Ravi Naidu ◽  
...  

2015 ◽  
Vol 3 (6) ◽  
pp. 2914-2923 ◽  
Author(s):  
G. A. Ferrero ◽  
A. B. Fuertes ◽  
M. Sevilla

A procedure for the fabrication of hollow carbon spheres with high nitrogen content and tunable porosity is presented. The carbon capsules exhibited high specific capacitances and a remarkable capacitance retention.


2017 ◽  
Vol 9 (43) ◽  
pp. 37804-37812 ◽  
Author(s):  
Jianan Zhang ◽  
Rui Yuan ◽  
Sittichai Natesakhawat ◽  
Zongyu Wang ◽  
Yepin Zhao ◽  
...  

2019 ◽  
Vol 43 (40) ◽  
pp. 15892-15898 ◽  
Author(s):  
Xinhua Huang ◽  
Nuoya Wang ◽  
Fei Li ◽  
Xingxing Zhu ◽  
Kin Liao ◽  
...  

Water phase synthesis of polytriazine nanospheres as the high-nitrogen content carbon spheres precursor for a high-performance EDLC electrode.


RSC Advances ◽  
2020 ◽  
Vol 10 (46) ◽  
pp. 27575-27584 ◽  
Author(s):  
Tahereh Hosseinzadeh Sanatkar ◽  
Alireza Khorshidi ◽  
Rouhollah Yaghoubi ◽  
Esmail Sohouli ◽  
Jamaladin Shakeri

Stöber synthesis of salen-formaldehyde resin polymer- and carbon spheres.


EDIS ◽  
2013 ◽  
Vol 2013 (11) ◽  
Author(s):  
Michael A. Davis ◽  
Doug R. Sloan ◽  
Gerald Kidder ◽  
R. D. Jacobs

Animal manures have been used as natural crop fertilizers for centuries. Because of poultry manure’s high nitrogen content, it has long been recognized as one of the most desirable manures. Besides fertilizing crops, manures also supply other essential plant nutrients and serve as a soil amendment by adding organic matter, which helps improve the soil’s moisture and nutrient retention. Organic matter persistence will vary with temperature, drainage, rainfall, and other environmental factors. This 2-page fact sheet was written by Michael A. Davis, D.R. Sloan, Gerald Kidder, and R.D. Jacobs, and published by the UF Department of Animal Science, November 2013. http://edis.ifas.ufl.edu/aa205


2019 ◽  
Vol 33 (2) ◽  
pp. 1467-1472 ◽  
Author(s):  
Minh-Tuan Nguyen ◽  
Gerhard D. Pirngruber ◽  
Florian Albrieux ◽  
Fabien Chainet ◽  
Melaz Tayakout-Fayolle ◽  
...  

2005 ◽  
Vol 128 (2) ◽  
pp. 99-103 ◽  
Author(s):  
Alberto Bahillo ◽  
Lourdes Armesto ◽  
Andrés Cabanillas ◽  
Juan Otero

Transformation of hide (animal skins) into leather is a complicated process during which significant amounts of wastes are generated. Fluidized bed combustion has been extended to burn different wastes that have problems with their disposal showing its technical feasibility. Considering the characteristics of the leather waste, especially the heating value (12.5-21MJ∕kg), it is a fairly good fuel. Moreover, leather waste has a high volatile matter, 65%, similar to other biomasses and unusual high nitrogen content, 14%. The aim of this work was to study leather wastes combustion in fluidized bed presenting experimental results regarding NOx and N2O emissions. A series of experiments were carried out in a fluidized bed pilot plant to understand the importance of operating parameters such as furnace temperature, oxygen content in gases, staged combustion and residence time on the NOx and N2O emission level. Despite having high nitrogen content, low conversion of N-fuel to NOx and N2O was measured during the combustion of leather waste in BFB. Bed temperature and oxygen content were found as the most important single parameters on N2O emission and only oxygen content has a significant influence on NOx emission. Leather waste exhibits a great NOx∕O2 trend; NOx emission decreases as the oxygen concentration decreases while the effect of combustion temperature on NOx is insignificant. Staged combustion does not give a reduction in NOx.


RSC Advances ◽  
2012 ◽  
Vol 2 (3) ◽  
pp. 819-825 ◽  
Author(s):  
Siyu Liu ◽  
Hao Zhang ◽  
Yu Qiao ◽  
Xingguang Su

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