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Online since: October 2015
Authors: Wesley S. Galvão, Davino M.A. Neto, Rafael M. Freire, P.B.A. Fechine
Structure
2.2.
Structure: Spinel ferrites are a huge group of materials with the same structure of the natural spinel MgAl2O4.
Fig. 2: Illustration of Fe3O4 inverse spinel structure.
Gibbs, Systematics of the spinel structure type, Physics and Chemistry of Minerals 4 (1979) 317-339
Trainor, Developments in microwave-assisted organic chemistry, Australian Journal of Chemistry 48 (1995) 1665-1692
Structure: Spinel ferrites are a huge group of materials with the same structure of the natural spinel MgAl2O4.
Fig. 2: Illustration of Fe3O4 inverse spinel structure.
Gibbs, Systematics of the spinel structure type, Physics and Chemistry of Minerals 4 (1979) 317-339
Trainor, Developments in microwave-assisted organic chemistry, Australian Journal of Chemistry 48 (1995) 1665-1692
Online since: November 2014
Authors: Norsuzailina Mohamed Sutan, Mahmud Surahim, Yun Hin Taufiq-Yap, Yakub Ibrahim, Anwar Mohd Said Khairul
Surface characteristics of porous coconut shell carbon impregnated with bimetallic catalysts
IBRAHIM Yakub1, a, KHAIRUL Anwar Mohd Said1, b,
NORSUZAILINA Mohamed Sutan1, c, YUN Hin Taufiq-Yap2, d
and SURAHIM Mohamad2, e
1Faculty of Engineering, Universiti Malaysia Sarawak, Malaysia
2Catalysis Science and Technology Research Centre, Faculty of Science, Universiti Putra Malaysia, Malaysia
ayibrahim@feng.unimas.my, bmskanwar@feng.unimas.my, cmsnorsuzailina@feng.unimas.my, dtaufiq@upm.edu.my, esurahim88@gmail.com
Keywords: Surface chemistry, morphology, coconut shell, SCR, catalyst, characterization
Abstract.
In this study, surface chemistry and morphology of an SCR catalyst derived from coconut shell carbon was investigated to determine its potential in low-temperature SCR system.
The micro structure of the catalyst can be observed from its isotherms as shown in Fig. 1(a).
Kilduff, Role of Granular activated carbon surface chemistry on the adsorption of organic compounds. 1.
In this study, surface chemistry and morphology of an SCR catalyst derived from coconut shell carbon was investigated to determine its potential in low-temperature SCR system.
The micro structure of the catalyst can be observed from its isotherms as shown in Fig. 1(a).
Kilduff, Role of Granular activated carbon surface chemistry on the adsorption of organic compounds. 1.
Online since: January 2024
Authors: Akhmad Zein Eko Mustofa, Damar Rastri Adhika, Aditianto Ramelan, Susana Susana
The type of electrolyte is an important factor that determines the morphology and structure of PAAO.
The morphology and structure of PAAO are observed using various characterization methods.
Incorporating active tobacco compounds in the oxide structure causes an increase in stress on the oxide structure, which causes the pore order to decrease due to the increased volume expansion.
It stabilizes the structure by lowering the surface free energy through oxidation [40].
Eliseev, Origin of long-range orientational pore ordering in anodic films on aluminium, Journal of Materials Chemistry. 22 (2012) 11922. doi:10.1039/c2jm31710a
The morphology and structure of PAAO are observed using various characterization methods.
Incorporating active tobacco compounds in the oxide structure causes an increase in stress on the oxide structure, which causes the pore order to decrease due to the increased volume expansion.
It stabilizes the structure by lowering the surface free energy through oxidation [40].
Eliseev, Origin of long-range orientational pore ordering in anodic films on aluminium, Journal of Materials Chemistry. 22 (2012) 11922. doi:10.1039/c2jm31710a
Electrochemical Performance Study of LiFePO4 Cathode Material with Different Carbon Coating Contents
Online since: January 2014
Authors: Xin Rong Yang, Da Ming Gu, Shuo Gu, Xu Lei Sui
The same time, it is not observed in the diffraction peak of carbon in the sample spectrum, but the slightly undulating structure in the substrate of the spectrum indicates that the carbon is based on the presence of an amorphous structure, does not affect the crystal structure of LiFePO4 delithiation performance.
Chemistry of Materials 25 (2013) 768-781 [2] Y.
Chemistry of Materials 25 (2013) 1032–1039 [3] Z.X.
Chemistry of Materials 24 (2012) 3212 −3218
Physical Chemistry. 116 (2012) 24424–24429 [6] J.W.
Chemistry of Materials 25 (2013) 768-781 [2] Y.
Chemistry of Materials 25 (2013) 1032–1039 [3] Z.X.
Chemistry of Materials 24 (2012) 3212 −3218
Physical Chemistry. 116 (2012) 24424–24429 [6] J.W.
Online since: June 2012
Authors: Bo Wei Chen, Fan Yang
Additionally, it also revealed the molecular geometry and electronic structures.
The Fukui of F1 and F2 Fukui function was employed to analyze the electronic structures.
Here we utilized Fukui function to analyze the electronic structures of F1and F2.
We are expecting the Fukui function to reveal something beyond conventional small-molecule chemistry.
[10] Raghavachari, K.: Theoretical Chemistry Accounts: Theory, Computation, and Modeling (Theoretica Chimica Acta), Vol. 103 (2000), p. 361
The Fukui of F1 and F2 Fukui function was employed to analyze the electronic structures.
Here we utilized Fukui function to analyze the electronic structures of F1and F2.
We are expecting the Fukui function to reveal something beyond conventional small-molecule chemistry.
[10] Raghavachari, K.: Theoretical Chemistry Accounts: Theory, Computation, and Modeling (Theoretica Chimica Acta), Vol. 103 (2000), p. 361
Online since: September 2013
Authors: Nicolae Ghiban, Brandusa Ghiban, Madalina Elena Manzana, Ilare Bordeasu, Mihai Marin, Florin Miculescu
Cavitation is an important factor in many areas of science and engineering, including acoustics, chemistry and hydraulics.
In its mildest form, erosive wear is often manifested as a light polishing of the upstream surfaces of components penetrating the flowstream, or of bends or other stream-deflecting structures.
For a better understanding of these images, in the upper right is shown the structure more in detail, big magnifications.
At steel A and B, was identified phases ferrite (α) type Fe, with body centered cubic structure.
Comparing the two steels, steel A has the high content of manganese and low Brinell hardness, so steel B is appreciated as a material whose structure may very well resist to erosion.
In its mildest form, erosive wear is often manifested as a light polishing of the upstream surfaces of components penetrating the flowstream, or of bends or other stream-deflecting structures.
For a better understanding of these images, in the upper right is shown the structure more in detail, big magnifications.
At steel A and B, was identified phases ferrite (α) type Fe, with body centered cubic structure.
Comparing the two steels, steel A has the high content of manganese and low Brinell hardness, so steel B is appreciated as a material whose structure may very well resist to erosion.
Online since: July 2019
Authors: Mu Wei Ji, Jin Wang, Yu Xiong Chen
Journal of Materials Chemistry, 2010, 20(18): 3586-3589
Chemistry of Materials, 2002, 14(11): 4736-4745
Chemistry of Materials, 2017, 29(5): 2355-2363
Chemistry of Materials, 2012, 25(8): 1166-1178
Chemistry of Materials, 2013, 26(1): 415-422
Chemistry of Materials, 2002, 14(11): 4736-4745
Chemistry of Materials, 2017, 29(5): 2355-2363
Chemistry of Materials, 2012, 25(8): 1166-1178
Chemistry of Materials, 2013, 26(1): 415-422
Online since: September 2016
Authors: Yang Zhou, Guo Dong Xu
The 11Å tobermorite structure was chosen to describe the C-S-H structure and the CLAYFF force field was used.
Journal of Physical Chemistry B, 1999, 103(25):5212-5219
Journal of Physics and Chemistry, 2004, 108:1255-1266
Chemistry and Materials, 2002, 14(8):3539-3549
Cement Chemistry, 2nd ed.; Thomas Telford Publishing: London, 1997
Journal of Physical Chemistry B, 1999, 103(25):5212-5219
Journal of Physics and Chemistry, 2004, 108:1255-1266
Chemistry and Materials, 2002, 14(8):3539-3549
Cement Chemistry, 2nd ed.; Thomas Telford Publishing: London, 1997
Online since: July 2013
Authors: Sha Ren, Gao Wa
Their photo-luminescent properties and structure were investigated.
SrMoO4 shares a scheelite structure.
Doklady Chemistry. 416(l) (2007), p. 207-212, [3] R.
Journal of Structural Chemistry. 33(3) (1992), p. 126-130 [4] Wang Z L, Liang H B, Zhou LY, et al.
Journal of Physical chemistry. 111 (2007), p. 13256-13260, [9] Jin Y, Zhang J H, LüS Z, et al.
SrMoO4 shares a scheelite structure.
Doklady Chemistry. 416(l) (2007), p. 207-212, [3] R.
Journal of Structural Chemistry. 33(3) (1992), p. 126-130 [4] Wang Z L, Liang H B, Zhou LY, et al.
Journal of Physical chemistry. 111 (2007), p. 13256-13260, [9] Jin Y, Zhang J H, LüS Z, et al.
Online since: January 2021
Authors: Anni Anggraeni, Husein Hernandi Bahti, Nurdeni Nurdeni, Atje Setiawan Abdullah, Budi Nurani Ruchjana, Annisa Nur Falah, Muhayatun Santoso, A. Muthalib
Molecular structure DBDTP[1]
The structure of complex compound formed between gadolinium with DBDTP ligands is as follows:
Figure 2.
Chemometry is a chemistry that uses statistical and mathematical methods.
Computational chemistry, along with a statistical approach, predicts the activity of acompound by analyzing the quantitative structure activity relationship (QSAR) of the compound [12].
Procedia Chemistry, 17 (2015) 207–215. http://doi.org/ 10.1016/j.proche.2015.12.129
Procedia Chemistry, 17 (2015) 207–215. https://doi.org/10.1016/ j.proche.2015.12.129
Chemometry is a chemistry that uses statistical and mathematical methods.
Computational chemistry, along with a statistical approach, predicts the activity of acompound by analyzing the quantitative structure activity relationship (QSAR) of the compound [12].
Procedia Chemistry, 17 (2015) 207–215. http://doi.org/ 10.1016/j.proche.2015.12.129
Procedia Chemistry, 17 (2015) 207–215. https://doi.org/10.1016/ j.proche.2015.12.129