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Online since: July 2016
Authors: Rong Shao, Yu Xin Deng, Li Ming Hu, Jie Tang, Chong Qing Wang, Xin Chen
V2O5-WO3/TiO2 Catalysts for Low Temperature NH3 SCR: Catalytic Activity and Characterization
Yuxin Deng1,a , Xin Chen1,2,3,b Rong Shao1,c Liming Hu 3,c Jie Tang3,d, Chongqing Wang2,e*
1School of Chemical and Biological Engineering, Yancheng Institute of Technology, Yancheng, Jiangsu, 224051, P.R .China
2College of Chemistry and Chemical Engineering, Nanjing Technology university, Nanjing, Jiangsu, 210009, P.R .China
3Ceramics Science Institute, China Building Material Academy, Beijing, 100024, P.R .China
a 1297457010@qq.com, b271146989@qq.com, csr@ycit.cn, dtangjie@cbmacera.com, ewcq@njtech.edu.cn
Keywords: Selective catalytic reduction; V2O5; Catalysts; metal oxides
Abstact: A systematic investigation of the effect of WO3 loading over V2O5/TiO2 catalysts was carried out for the selective catalytic reduction of NO by NH3.
Zhong, Selective catalytic reduction of NO with NH3 over V2O5 supported on TiO2 and Al2O3: A comparative study, Journal of Molecular Structure. 1098 (2015) 289-297
Zhong, Surface characterization studies on the interaction of V2O5–WO3/TiO2 catalyst for low temperature SCR of NO with NH3, Journal of Solid State Chemistry. 221 (2015) 49-56
ZHANG, Y.ZHAO, Y.BAI, Effect of the pH value of precursor solution on the catalytic performance of V2O5-WO3/TiO2 in the low temperature NH3-SCR of NOx, Journal of Fuel Chemistry and Technology. 42 (2014) 1455-1463.
Zhong, Selective catalytic reduction of NO with NH3 over V2O5 supported on TiO2 and Al2O3: A comparative study, Journal of Molecular Structure. 1098 (2015) 289-297
Zhong, Surface characterization studies on the interaction of V2O5–WO3/TiO2 catalyst for low temperature SCR of NO with NH3, Journal of Solid State Chemistry. 221 (2015) 49-56
ZHANG, Y.ZHAO, Y.BAI, Effect of the pH value of precursor solution on the catalytic performance of V2O5-WO3/TiO2 in the low temperature NH3-SCR of NOx, Journal of Fuel Chemistry and Technology. 42 (2014) 1455-1463.
Online since: August 2011
Authors: Yuan Yao, Wen Yu Jin, Wei Deng Chen
These above researches provided the optimal culture environment of shear stress within varied scaffolds with different material, porosity and pore size, but these researches did not clarify the relationship between the fluid shear stress and varied pore morphology, it is hard providing reference for the scaffold optimization.
Acknowledgements We gratefully acknowledge the support of the National Natural Science Foundation of China under Grant No. 60703029 and No.50775134.
Lacroix: Biomechanics vol. 41 (2008), p. 1005–1014 [12] SUN Xiao-jiang, DAI Ke-rong, et al: Journal of Medical Biomechanics, vol. 1.24,(2009), p. 212-27 [13] Olivares, AL; Marshal, E etl: Journal of Biomaterials, vol. 30 (2009), p. 6142–6149 [14] James H.Mcelhaney, John L.Fogle. et al: Journal of biomechanics, vol. 5, 3(1970), p. 495-511
Acknowledgements We gratefully acknowledge the support of the National Natural Science Foundation of China under Grant No. 60703029 and No.50775134.
Lacroix: Biomechanics vol. 41 (2008), p. 1005–1014 [12] SUN Xiao-jiang, DAI Ke-rong, et al: Journal of Medical Biomechanics, vol. 1.24,(2009), p. 212-27 [13] Olivares, AL; Marshal, E etl: Journal of Biomaterials, vol. 30 (2009), p. 6142–6149 [14] James H.Mcelhaney, John L.Fogle. et al: Journal of biomechanics, vol. 5, 3(1970), p. 495-511
Online since: February 2011
Authors: Jae Il Park, Seongjun Park
Cost analysis is based on the material costs of each part.
References [1] J.M.Lee, E.T.Hong, Aspect of Human-Centered Design in Contemporary Design of Time and Change : Focus on Analysis of Affordance and Psychological Bases, The Korea Contents Association ’07 Vol.7 No.4, 91~93, 2007 [2] J.H.Seo, A study on the Development of Ergonomic Product Design using Ergonomic Human CAD Model, 2000 Korean Society of Design Science, 32~33, 2000 [3] C.O.Oh, Application Trends of the Concept of Universal Design in Space Environments, Journal of Digital Interaction Design Vol. 5, 81~82, 2006 [4] J.A.Park, Study on the analysis of design characteristics of the environment and product under a Universal Design : focused on residential spaces and products, Unpublished doctoral dissertation.
Yonsei University, Seoul, 1~4, 2000 [5] J.W.Baek, Y.S.Song, and T.H.Park, Comparative Analysis of Track Ballast Structures based on Value Engineering, Journal of the Korean society for railway, 2007 [6] J.
Stewartd, J.K.Leem, Y.M.Choi, Y.S.Kim, Fundamentals of value methodology, Goomibook, 2006 [11] D.J.Yun, B.Y.Shin, Y.S.Jeong, and S.B.Lee, A Study on the Subject Selection of VE using Decision Weights Techniques, Journal of the Korean Institute of Building Construction Vol. 5, No. 3, 83~84, 2005 [12] DELL L.
References [1] J.M.Lee, E.T.Hong, Aspect of Human-Centered Design in Contemporary Design of Time and Change : Focus on Analysis of Affordance and Psychological Bases, The Korea Contents Association ’07 Vol.7 No.4, 91~93, 2007 [2] J.H.Seo, A study on the Development of Ergonomic Product Design using Ergonomic Human CAD Model, 2000 Korean Society of Design Science, 32~33, 2000 [3] C.O.Oh, Application Trends of the Concept of Universal Design in Space Environments, Journal of Digital Interaction Design Vol. 5, 81~82, 2006 [4] J.A.Park, Study on the analysis of design characteristics of the environment and product under a Universal Design : focused on residential spaces and products, Unpublished doctoral dissertation.
Yonsei University, Seoul, 1~4, 2000 [5] J.W.Baek, Y.S.Song, and T.H.Park, Comparative Analysis of Track Ballast Structures based on Value Engineering, Journal of the Korean society for railway, 2007 [6] J.
Stewartd, J.K.Leem, Y.M.Choi, Y.S.Kim, Fundamentals of value methodology, Goomibook, 2006 [11] D.J.Yun, B.Y.Shin, Y.S.Jeong, and S.B.Lee, A Study on the Subject Selection of VE using Decision Weights Techniques, Journal of the Korean Institute of Building Construction Vol. 5, No. 3, 83~84, 2005 [12] DELL L.
Online since: May 2012
Authors: Jia Zhang, Xing Min Hou, Li Xiang Wu
Acknowledgements
This work is financially supported by the Natural Science Foundation of State (51074214).
A., General solutions of the equations of elasticity and consolidation for a porous material[J].
Journal of Applied Mechanics, 1956, (3): 91-96
Journal of geotechnical engineering, 1999, 21(4): 392-397
[10] Luan Maotian, Lin Gao. 2-DOF Lumped-parameter model of dynamic impedances of foundation soils[J], Journal of Dalian University of Technology, 1996, 36(4): 477-482
A., General solutions of the equations of elasticity and consolidation for a porous material[J].
Journal of Applied Mechanics, 1956, (3): 91-96
Journal of geotechnical engineering, 1999, 21(4): 392-397
[10] Luan Maotian, Lin Gao. 2-DOF Lumped-parameter model of dynamic impedances of foundation soils[J], Journal of Dalian University of Technology, 1996, 36(4): 477-482
Online since: November 2012
Authors: Yoshitaka Morimoto, Yuichi Okazaki, Yoshiyuki Kaneko, Naohiko Suzuki, Hiroyuki Sugino, Minoru Isobe
., Ltd
2 Kanazawa Institute of Technology
3 Advanced Industrial Science and Technology
a suzuki@takamaz.co.jp, b mosandb1@neptune.kanazawa-it.ac.jp, c kaneko@takamaz.co.jp,
d sugino@takamaz.co.jp, e isobe@takamaz.co.jp, f okazaki-u1@aist.go.jp
Keywords: Machine tool, CNC lathe, Pipe structure frame, Thermal displacement control
The miniaturization of many machine parts for machine tools is desired for the purpose of effectively utilizing space, energy saving, and realizing desktop factories.
Mechanical operating conditions for cutting are as follows; cutting cycle time is 20s, the spindle speed is 5,000min-1, and the workpiece material is C3604BD.
References [1]http://member.dtf.ne.jp/co/00014.html [2]Takeuchi Y., Sakamoto M., Sata T., On the Improvement of the Working Accuracy of Numerically Controlled Lathe by the Compensation for the Thermal Expansion of Tool [in Japanese], Journal of the Japan Society of Precision Engineering 46(11), 1392-1397, 1980-11-05 [3]Kakino Y., Mori K., et al., A Study of Compensation of Thermal Displacement of the Ball Screw in NC Machine Tools, Journal of the Japan Society of Precision Engineering 54(9), 1753-1758, 1988-09-05 [4]T.
Yokoyama, et al., Real-Time Estimation of Ball-Screw Thermal Elongation Based upon Temperature Distribution of Ball-Screw, JSME international journal.
Mechanical operating conditions for cutting are as follows; cutting cycle time is 20s, the spindle speed is 5,000min-1, and the workpiece material is C3604BD.
References [1]http://member.dtf.ne.jp/co/00014.html [2]Takeuchi Y., Sakamoto M., Sata T., On the Improvement of the Working Accuracy of Numerically Controlled Lathe by the Compensation for the Thermal Expansion of Tool [in Japanese], Journal of the Japan Society of Precision Engineering 46(11), 1392-1397, 1980-11-05 [3]Kakino Y., Mori K., et al., A Study of Compensation of Thermal Displacement of the Ball Screw in NC Machine Tools, Journal of the Japan Society of Precision Engineering 54(9), 1753-1758, 1988-09-05 [4]T.
Yokoyama, et al., Real-Time Estimation of Ball-Screw Thermal Elongation Based upon Temperature Distribution of Ball-Screw, JSME international journal.
Online since: May 2014
Authors: Feng Fan, Geng Bo Chen, Hao Zhang, Kim J.R. Rasmussen
Introduction
Single-layer reticulated shell structures have been widely used in large-span structures because of their beautiful shape and relatively small weight of structural material per unit area covered.
International Journal of Space Structures 1995;10:1-46
Journal of Engineering Mechanics, ASCE 1994;120:949-70
Journal of Engineering Mechanics, ASCE 2001;127:382-6
Beijing: Science Press; 1999.
International Journal of Space Structures 1995;10:1-46
Journal of Engineering Mechanics, ASCE 1994;120:949-70
Journal of Engineering Mechanics, ASCE 2001;127:382-6
Beijing: Science Press; 1999.
Online since: September 2011
Authors: Han Yang, Yun Bo Chang, Peng Wang, Zhi Qiang Wang
Journal of China Coal Society, 1991, 16(1), 32-38
Journal of China Coal Society, 2003, 28(1):8-12
Beijing: Science Press, 2003-01
[9]Liu Hongwen, Material Mechanics [M] .
Journal of China Coal Society, 2008, 33(9)961-9
Journal of China Coal Society, 2003, 28(1):8-12
Beijing: Science Press, 2003-01
[9]Liu Hongwen, Material Mechanics [M] .
Journal of China Coal Society, 2008, 33(9)961-9
Online since: August 2013
Authors: Lucian Adrian Mihaila, Marius Pascu, Dragoș Andrioaia, Gheorghe Stan
The contact surface between the two parts (live surface) is made by ink-spotting the pocket and removing a layer of material.
Morsi, The dynamic stiffness of controlled hydrostatic bearings, Journal of Lubrication Technology. 91 (2010) 597-603
Freier, Comparison of performance of compensated and uncompensated hydrostatic guidance systems, Journal of Engineering for Industry. (2007) 154-165
Shen, Optimum stiffness of externally-pressurized thrust bearings in turbulent regime, Journal of Mech.
Science. 12 (2009) 123-130
Morsi, The dynamic stiffness of controlled hydrostatic bearings, Journal of Lubrication Technology. 91 (2010) 597-603
Freier, Comparison of performance of compensated and uncompensated hydrostatic guidance systems, Journal of Engineering for Industry. (2007) 154-165
Shen, Optimum stiffness of externally-pressurized thrust bearings in turbulent regime, Journal of Mech.
Science. 12 (2009) 123-130
Online since: September 2018
Authors: Alisa A. Holodova
The information technology leap irrevocably connected science and technology in the creation of techno-informational anthropospheric environment of the XXI century.
These two antagonistic classes of technological civilizations in safety philosophy and the philosophy of catastrophe are characterized by different labor and professional conditions as well as by unequal profitability, and therefore by dissimilar levels of material and spiritual well-being, hence the cultivation of special technological elitism is evident [11].
Bauman, Philosophy and postmodern sociology, Journal of Questions philosophies. 3 (1993) 107
Senkin, Cryptocurrency: the future or failure: submitted to Journal of Young scientist. 7 (2018).
[12] Global issues, Electronic journal of USIA. 3 (2005) 57-65.
These two antagonistic classes of technological civilizations in safety philosophy and the philosophy of catastrophe are characterized by different labor and professional conditions as well as by unequal profitability, and therefore by dissimilar levels of material and spiritual well-being, hence the cultivation of special technological elitism is evident [11].
Bauman, Philosophy and postmodern sociology, Journal of Questions philosophies. 3 (1993) 107
Senkin, Cryptocurrency: the future or failure: submitted to Journal of Young scientist. 7 (2018).
[12] Global issues, Electronic journal of USIA. 3 (2005) 57-65.
Online since: August 2021
Authors: Dyah Hikmawati, Prihartini Widiyanti, Fulky A'yunni
Injectable hydrogels can be synthesized from natural and synthetic polymeric materials.
Materials and Methods The materials and equipments that used were sodium alginate, chitosan, 0.85% NaCl, CaCl2, 0.4% acetic acid, 0.5 M NaOH, aquods, artificial cerebrospinal solution (aCSF), and Eriochrome black T (EBT), FTIR (8400 Shimadzu), MTT-Assay ELISA Reader, UV-Vis Spectrophotometer (Shimadzu, UV-1800), and Scanning Electron Microscopy (SEM).
Based on daily observations as seen in Figure 5, there were some physical changes of hydrogel materials.
In term of hydrogel materials, the magnitude of LVE limit is related with structural stability of material, the changeover from solid to liquid like phase and material break down.
Mooney, Alginate hydrogels as synthetic extracellular matrix materials, Biomaterials. 20 (1999) 45–53
Materials and Methods The materials and equipments that used were sodium alginate, chitosan, 0.85% NaCl, CaCl2, 0.4% acetic acid, 0.5 M NaOH, aquods, artificial cerebrospinal solution (aCSF), and Eriochrome black T (EBT), FTIR (8400 Shimadzu), MTT-Assay ELISA Reader, UV-Vis Spectrophotometer (Shimadzu, UV-1800), and Scanning Electron Microscopy (SEM).
Based on daily observations as seen in Figure 5, there were some physical changes of hydrogel materials.
In term of hydrogel materials, the magnitude of LVE limit is related with structural stability of material, the changeover from solid to liquid like phase and material break down.
Mooney, Alginate hydrogels as synthetic extracellular matrix materials, Biomaterials. 20 (1999) 45–53