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Online since: February 2008
Authors: Robert Grigorievich Zakharov, Anatoly Yakovlevich Fishman, K. Y. Shunyaev, S.A. Petrova, G.A. Kozhina, A.N. Ermakov, V.B. Fetisov, A.V. Fetisov, S.V. Rassokhin
Three stages of electrochemical reduction were recognized.
The XPS data show that the surface layer of the sample M contains more free oxygen compared to sample N.
Comparing data obtained from the chemical analysis and presented in fig.3 we can conclude that: 1) The increase in La-ions and Mn-ions concentration in the supporting solution during cathodic scan in the potential range from Einitial to Е=0.0 V is only due to chemical dissolution independently on the particle size.
This must be connected with the autocatalytic reduction mechanism of LaMnO3-δ being in microcrystalline state.
That causes the different behavior of M- and N-samples under following cathodic reduction.
The XPS data show that the surface layer of the sample M contains more free oxygen compared to sample N.
Comparing data obtained from the chemical analysis and presented in fig.3 we can conclude that: 1) The increase in La-ions and Mn-ions concentration in the supporting solution during cathodic scan in the potential range from Einitial to Е=0.0 V is only due to chemical dissolution independently on the particle size.
This must be connected with the autocatalytic reduction mechanism of LaMnO3-δ being in microcrystalline state.
That causes the different behavior of M- and N-samples under following cathodic reduction.
Online since: October 2012
Authors: Pei Qing Xiao, Wen Yi Yao, Chang Gao Wang
More research has been done on runoff and sediment reduction by plant measures in the past years [1-3].
Recently, research on mechanism of runoff and sediment reduction by plant measures became a hot point.
Wang et al. studied effects of shrub coverage on shallow flow hydraulic parameters and sediment reduction [7].
Based on the experiment data, the sediment yield rate was significantly and positively correlated to the flow shear stress and increased with the increase of the flow shear stress on both shrub and shrub plots, which can be seen in Fig. 2.
Effects of shrub coverage on shallow flow hydraulic parameters and sediment reduction.
Recently, research on mechanism of runoff and sediment reduction by plant measures became a hot point.
Wang et al. studied effects of shrub coverage on shallow flow hydraulic parameters and sediment reduction [7].
Based on the experiment data, the sediment yield rate was significantly and positively correlated to the flow shear stress and increased with the increase of the flow shear stress on both shrub and shrub plots, which can be seen in Fig. 2.
Effects of shrub coverage on shallow flow hydraulic parameters and sediment reduction.
Online since: March 2012
Authors: Mojtaba Sadighi, Javad Soltani Rad, Ali Tivay
The integrity of the data is validated for the FGM skins in comparison to a previously published reference.
Finally, an inspection is conducted on the data to show the influences of the location and depth of cracks and material properties on the flexural vibration characteristics of cracked FGM sandwich beams.
Cracks are likely to occur in FGM sandwiches, which can cause danger and performance reduction.
Mechanical and geometrical properties of the FGM top skin Mechanical and geometrical properties of the top skin Ett (top ceramic surface) Etb (bottom metallic surface) ρtt (top ceramic surface) ρtb (bottom metallic surface) νt (poisson’s ratio) 117 GPa 66.2 GPa 5600 kg/m3 4420 kg/m3 0.32 FE Modeling and Data Validation.
After obtaining data using the mentioned method, the results are validated in comparison to the data in reference [4] for FGM beams with and without edge-cracks, which is illustrated in Fig 2.
Finally, an inspection is conducted on the data to show the influences of the location and depth of cracks and material properties on the flexural vibration characteristics of cracked FGM sandwich beams.
Cracks are likely to occur in FGM sandwiches, which can cause danger and performance reduction.
Mechanical and geometrical properties of the FGM top skin Mechanical and geometrical properties of the top skin Ett (top ceramic surface) Etb (bottom metallic surface) ρtt (top ceramic surface) ρtb (bottom metallic surface) νt (poisson’s ratio) 117 GPa 66.2 GPa 5600 kg/m3 4420 kg/m3 0.32 FE Modeling and Data Validation.
After obtaining data using the mentioned method, the results are validated in comparison to the data in reference [4] for FGM beams with and without edge-cracks, which is illustrated in Fig 2.
Online since: January 2014
Authors: Xian Zai Yan, Jian Dan Li, Lili Yu, Chun Rong Wang
Catalytic reduction of MB.
The rate of the reduction process is monitored by measuring the change in absorbance from the initially observed peak at 664 nm.
Fig. 3 Catalytic effects on the reduction of MB (10-5 M).
Fig. 3c shows the catalytic role of raspberry-like gold nanoparticles in the catalytic reduction of MB in the presence of NaBH4.
All data suggest that raspberry-like gold nanoparticle is a promising candidate for catalytic applications when NaBH4 is used as the reducing agent.
The rate of the reduction process is monitored by measuring the change in absorbance from the initially observed peak at 664 nm.
Fig. 3 Catalytic effects on the reduction of MB (10-5 M).
Fig. 3c shows the catalytic role of raspberry-like gold nanoparticles in the catalytic reduction of MB in the presence of NaBH4.
All data suggest that raspberry-like gold nanoparticle is a promising candidate for catalytic applications when NaBH4 is used as the reducing agent.
Online since: September 2022
Authors: Sumaira Mumtaz, Raziya Nadeem, Raja Adil Sarfraz, Muhammad Shahid
The significance of statistical data was evaluated by applying one-way analysis of variance (IBM SPSS 20) using t-test where value of p less than 0.05 and 0.01 was considered significant.
3.
In fact, solution color was regularly turned reddish dark due to the reduction phenomenon.
The slight decrease and shifting of peak from 1639 to 1540 cm-1 indicated the reduction of Au+3 to Auo.
The data shows that the prohibition of bacterial growth is correlated with the concentration of biosynthesized AuPl. 3.3.1.
B. subtilis E. coli B. subtilis E. coli AuPl 7.62± 0.12 17.24± 0.05 18.24± 0.29 69.96± 0.18 AEPl 17.24± 0.05 34.48± 0.09 68.96± 0.43 103.44± 0.22 Chloramphenicol 2.15± 0.02 4.31± 0.03 8.62± 0.24 62.5± 0.09 The data is represented in a triplicate run with each value expressed as mean ± S.E.
In fact, solution color was regularly turned reddish dark due to the reduction phenomenon.
The slight decrease and shifting of peak from 1639 to 1540 cm-1 indicated the reduction of Au+3 to Auo.
The data shows that the prohibition of bacterial growth is correlated with the concentration of biosynthesized AuPl. 3.3.1.
B. subtilis E. coli B. subtilis E. coli AuPl 7.62± 0.12 17.24± 0.05 18.24± 0.29 69.96± 0.18 AEPl 17.24± 0.05 34.48± 0.09 68.96± 0.43 103.44± 0.22 Chloramphenicol 2.15± 0.02 4.31± 0.03 8.62± 0.24 62.5± 0.09 The data is represented in a triplicate run with each value expressed as mean ± S.E.
Online since: February 2013
Authors: Ai Min Ning, Cheng Li, Zhao Liu
However, its data transmission rate is limited to a few bits per second due to attenuations and spreading of pulses [3].
In this case, the data transmission along the drillstring via acoustic stress waves offers another communication possibility.
As early as 1948, acoustic telemetry was attempted to be applied to downhole sensor data communication along drillstring.
Summary Acoustic telemetry is a promising technique for acquiring downhole sensor data in real time.
Johnson, Limits on data communication along the drillstring using acoustic waves, SPE Reservoir Evaluation and Engineering. 11, 1(2008) 141-146
In this case, the data transmission along the drillstring via acoustic stress waves offers another communication possibility.
As early as 1948, acoustic telemetry was attempted to be applied to downhole sensor data communication along drillstring.
Summary Acoustic telemetry is a promising technique for acquiring downhole sensor data in real time.
Johnson, Limits on data communication along the drillstring using acoustic waves, SPE Reservoir Evaluation and Engineering. 11, 1(2008) 141-146
Online since: December 2012
Authors: Jing Jie Chen, Chen Xiao, Wen Gao Qian
Grey model (GM) has advantages of good prediction accuracy with a small number of data used.
The raw data series is assumed to be.
The unified values of the raw data are also presented in Table 1.
Table 1 Energy consumption data from one Chinese airport for the whole year 2010 (raw data and their unified values) Validation of the GM (1, 1) model.
According to the formula in [6], in our sample data meets , which indicates the data could be used for smooth modeling.
The raw data series is assumed to be.
The unified values of the raw data are also presented in Table 1.
Table 1 Energy consumption data from one Chinese airport for the whole year 2010 (raw data and their unified values) Validation of the GM (1, 1) model.
According to the formula in [6], in our sample data meets , which indicates the data could be used for smooth modeling.
Online since: June 2017
Authors: Yu Liu, Yan Qiong Sun, Su Ping Cui
Data Source and the Process
The data of light aggregate concrete blocks production were collected through surveys from some typical enterprises in China.
The data of energy consumption and material inputs was derived from questionnaire survey.
Since the data of NOx emissions doesn’t only consist of N2O but also NO.
Sensitive Discussion In the research, it is the complex data that reduces reliability of results.
Therefore, the sensitive evaluation of the quality of the data helps to have a good grasp of the data source and identify the driving factors.
The data of energy consumption and material inputs was derived from questionnaire survey.
Since the data of NOx emissions doesn’t only consist of N2O but also NO.
Sensitive Discussion In the research, it is the complex data that reduces reliability of results.
Therefore, the sensitive evaluation of the quality of the data helps to have a good grasp of the data source and identify the driving factors.
Online since: January 2013
Authors: Zhu Lian Yuan
Especially Fructus phyllanthus wine and the Rosa laevigata michx wine had scavenging effect on •OH as the same as VC and more reduction ability than VC.
If the absorbance was higher, the reduction ability was stronger. 3.
Fig.5 Scavenging activity of five fruit wine on DPPH· 3.2.5 Experimental result on reduction ability Reduction ability is measured by a sample which is a good electron donor for the index.
We applied Figure 6 and Figure 7 in order to make fruit wine reduction ability become clearer.
The order of reduction ability was as follows: Sour plum winereduction ability and polyphenol content had some positive correlation.
If the absorbance was higher, the reduction ability was stronger. 3.
Fig.5 Scavenging activity of five fruit wine on DPPH· 3.2.5 Experimental result on reduction ability Reduction ability is measured by a sample which is a good electron donor for the index.
We applied Figure 6 and Figure 7 in order to make fruit wine reduction ability become clearer.
The order of reduction ability was as follows: Sour plum wine
Online since: July 2013
Authors: Maria del Pilar Durante Ingunza, Olavo Francisco dos Santos Júnior, Cibele Gouveia Costa
However, when the percentage of residue added to the mixture increases to 35%, a large reduction in apparent density is observed.
This sharp reduction is reflected in all the volumetric parameters and may be a result of changes in the granulometry of the mixture at this percentage.
However, the mixtures containing 35% and 40% of residue showed a reduction in stability.
This behavior does not agree with the data obtained for Marshall stability.
The addition of residue to the mixtures studied caused an increase in stability and a reduction in tensile strength.
This sharp reduction is reflected in all the volumetric parameters and may be a result of changes in the granulometry of the mixture at this percentage.
However, the mixtures containing 35% and 40% of residue showed a reduction in stability.
This behavior does not agree with the data obtained for Marshall stability.
The addition of residue to the mixtures studied caused an increase in stability and a reduction in tensile strength.