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Online since: May 2013
Authors: Amir Al-Ahmed
The advantage of photo reduction of CO2 is to use inexhaustible solar energy.
Photocatalytic CO2 reduction by Metal-loaded TiO2 The the earliest observations of photoelectrochemical CO2 reduction was found in the literature was by M.
From XRD data it was observed that the rutile phase was present in both pure TiO2 and in CoPc–TiO2 catalysts at lower temperature (400 °C), with more in CoPc–TiO2.
Fujita, Photochemical carbon dioxide reduction with metal complexes.
Yamashita, Photocatalytic Reductions - Photocatalytic Reduction of Carbon Dioxide with Water and Hydrogenation of Unsaturated Hydrocarbons with Water, in: Hetergeneous Photocatalysis, M.
Photocatalytic CO2 reduction by Metal-loaded TiO2 The the earliest observations of photoelectrochemical CO2 reduction was found in the literature was by M.
From XRD data it was observed that the rutile phase was present in both pure TiO2 and in CoPc–TiO2 catalysts at lower temperature (400 °C), with more in CoPc–TiO2.
Fujita, Photochemical carbon dioxide reduction with metal complexes.
Yamashita, Photocatalytic Reductions - Photocatalytic Reduction of Carbon Dioxide with Water and Hydrogenation of Unsaturated Hydrocarbons with Water, in: Hetergeneous Photocatalysis, M.
Online since: December 2023
Authors: Ariel Riofrio, Haci Baykara
In addition, data was modeled using literature and libraries found in the LCA software.
The software used as an aid in the LCA is SimaPro [20], which allows data to be inputted as inventory for the evaluated processes.
ReCiPe Midpoint H [21] method was selected in the SimaPro [20] software as the converter of inventory data to impact category results.
However, a newer technology that has been developed could affect these results as the data of this review are from the early 2000s [30].
Data Availability Supplementary Information File is available upon request with the authors.
The software used as an aid in the LCA is SimaPro [20], which allows data to be inputted as inventory for the evaluated processes.
ReCiPe Midpoint H [21] method was selected in the SimaPro [20] software as the converter of inventory data to impact category results.
However, a newer technology that has been developed could affect these results as the data of this review are from the early 2000s [30].
Data Availability Supplementary Information File is available upon request with the authors.
Online since: July 2014
Authors: Yan Ling Leng, Jin Quan Zhang, Rui Nian Jiang
The distribution functions of these variables are determined by statistical methods based on data collected from field and laboratory tests.
This method is used worldwide[6,7,8] because it inherits the reliability level (or probability of failure) of the current code, and develop a reasonable target index by calibrating the implied index with statistical data collected from engineering practices.
These coefficients were determined by an expert panel according to related historical data and engineering judgments.
The resistance reduction factor is selected mainly based on data collected in routine inspections, and in most cases, field test is optional.
The resistance reduction factor is computed based on data collected from both annual inspections and field tests, and load test is required when the ratio of load effect to resistance is between 1.0 and 1.2.
This method is used worldwide[6,7,8] because it inherits the reliability level (or probability of failure) of the current code, and develop a reasonable target index by calibrating the implied index with statistical data collected from engineering practices.
These coefficients were determined by an expert panel according to related historical data and engineering judgments.
The resistance reduction factor is selected mainly based on data collected in routine inspections, and in most cases, field test is optional.
The resistance reduction factor is computed based on data collected from both annual inspections and field tests, and load test is required when the ratio of load effect to resistance is between 1.0 and 1.2.
Online since: July 2011
Authors: Bai Lian Lai
Technical Proposal
2.1 The Choices for Remote Sensing Data
The remote sensing data are the basis of remote sensing investigation for land utilization.
In consideration of the economic and technical factors, data source space resolution and the stability of the data, the present research chooses the intermediate space resolution of Landsat-7 TM/ETM(ASTER)in the years of 1999 and 2002 and ARSTER in the year of 2004 for the analysis and remote sensing monitoring of land utilization in the scale of 1:100000 Asku river reaches.
Accordingly, the remote sensing data can only be obtained from July to September in their growing period so as to meet the unified needs and dynamic analysis for the large-area investigation results. 2.2 The Collection of Land Utilization Data The data are collected in grades and classifications.
In the analysis, the geometric stretching is adopted for the data to make it comparable.
The general profile of them can be described as “two extensions and one reduction”.
In consideration of the economic and technical factors, data source space resolution and the stability of the data, the present research chooses the intermediate space resolution of Landsat-7 TM/ETM(ASTER)in the years of 1999 and 2002 and ARSTER in the year of 2004 for the analysis and remote sensing monitoring of land utilization in the scale of 1:100000 Asku river reaches.
Accordingly, the remote sensing data can only be obtained from July to September in their growing period so as to meet the unified needs and dynamic analysis for the large-area investigation results. 2.2 The Collection of Land Utilization Data The data are collected in grades and classifications.
In the analysis, the geometric stretching is adopted for the data to make it comparable.
The general profile of them can be described as “two extensions and one reduction”.
Online since: May 2014
Authors: Ilaria Falcone, Michele Grimaldi
The intention is to demonstrate that using a data-set easy to be found, it is possible to obtain interesting results in terms of reduction of energy consumption, making retrofitting on ordinary buildings not only viable but desirable at a urban scale.
All data are normalized using the z-score function, and combined by means of an overlay in a GIS environment.
It appears clearly that the effect is the reduction of energy consumption of an extra 9%.
Comparing the energy used for cooling in the initial situation with that used in an upgraded hypothesis it’s possible to get an extra reduction in energy consumption up to 5%.
Jenks, The Data Model Concept in Statistical Mapping, International Yearbook Cartography. 7 (1967) 186-190.
All data are normalized using the z-score function, and combined by means of an overlay in a GIS environment.
It appears clearly that the effect is the reduction of energy consumption of an extra 9%.
Comparing the energy used for cooling in the initial situation with that used in an upgraded hypothesis it’s possible to get an extra reduction in energy consumption up to 5%.
Jenks, The Data Model Concept in Statistical Mapping, International Yearbook Cartography. 7 (1967) 186-190.
Online since: April 2024
Authors: Lamis R. Banyissa, Ali Mohammad Alqudah, Ihssan S. Masad
Dataset
MR images used in this study have been collected from The Autism Brain Imaging Data Exchange (ABIDE) database [40].
All selected MRI data were acquired using 3-Tesla scanners with T1-weighted scans (1-mm isotropic resolution).
FSL is a software package, developed by members of the Oxford Centre for Functional MRI of the Brain (Oxford University), composed of image analysis and statistical tools for neuroimage data study [41].
Wager, “Large-scale automated synthesis of human functional neuroimaging data,” Nat.
“The autism brain imaging data exchange: towards a large-scale evaluation of the intrinsic brain architecture in autism,” Mol Psychiatry, 2014, 19 (6), 659–667
All selected MRI data were acquired using 3-Tesla scanners with T1-weighted scans (1-mm isotropic resolution).
FSL is a software package, developed by members of the Oxford Centre for Functional MRI of the Brain (Oxford University), composed of image analysis and statistical tools for neuroimage data study [41].
Wager, “Large-scale automated synthesis of human functional neuroimaging data,” Nat.
“The autism brain imaging data exchange: towards a large-scale evaluation of the intrinsic brain architecture in autism,” Mol Psychiatry, 2014, 19 (6), 659–667
Online since: July 2016
Authors: Linas SVILAINIS
Image reconstruction and structural noise reduction techniques are outlined.
Reiterative deconvolution performs the best in such errors reduction (Fig. 6).
Reduction of close proximity errors using iterative (a) and reiterative deconvolution (b) With high accuracy deconvolution available more data can be extracted from the measurement.
Structural noise reduction using SSP enhances the image from the inner layers If separation of desired echoes (deconvolution) is applied then velocity over frequencies range can be evaluated in order to attain new information even for thin materials [15].
Some data can be extracted form straightforward measurements.
Reiterative deconvolution performs the best in such errors reduction (Fig. 6).
Reduction of close proximity errors using iterative (a) and reiterative deconvolution (b) With high accuracy deconvolution available more data can be extracted from the measurement.
Structural noise reduction using SSP enhances the image from the inner layers If separation of desired echoes (deconvolution) is applied then velocity over frequencies range can be evaluated in order to attain new information even for thin materials [15].
Some data can be extracted form straightforward measurements.
Online since: September 2013
Authors: Zhan Jun Jiang, Yu Hong Liu, Dong Mei Zhou
Simulation results show that the proposed algorithm is superior to the conventional SS method, not only in the improvement of output SNR, but in the reduction of the speech distortion and residual musical noise.
In lower SNR conditions, it’s difficult to find the best tradeoff between the amount of noise reduction, the speech distortion and the level of residual noise in a perceptual sense.
In order to reduce the effect of the annoying musical noise, the form of SS algorithm is modified as [8]: (6) where α is the over-subtraction factor which determines the balance of the amount of noise reduction and speech distortion β is the noise spectral flooring which is the addition of background noise in order to mask the residual noise. γ1 and γ2 are the exponent factors, the typical values of γ1 and γ2 are 1 and 2 respectively.
Signal spectral is obtained by using Fast Fourier Transform over the Hamming windowed, half-overlapped input data buffer.
The power spectral of the windowed data is calculated and subtracted by the average noise spectral calculated during non-speech period.
In lower SNR conditions, it’s difficult to find the best tradeoff between the amount of noise reduction, the speech distortion and the level of residual noise in a perceptual sense.
In order to reduce the effect of the annoying musical noise, the form of SS algorithm is modified as [8]: (6) where α is the over-subtraction factor which determines the balance of the amount of noise reduction and speech distortion β is the noise spectral flooring which is the addition of background noise in order to mask the residual noise. γ1 and γ2 are the exponent factors, the typical values of γ1 and γ2 are 1 and 2 respectively.
Signal spectral is obtained by using Fast Fourier Transform over the Hamming windowed, half-overlapped input data buffer.
The power spectral of the windowed data is calculated and subtracted by the average noise spectral calculated during non-speech period.
Online since: November 2011
Authors: Gui Xiang Quan, Jin Long Yan, Cheng Ding
Data in this research indicated that composting can reduce the activity of heavy metals to some extent to achieve the agricultural use.
Composting process aimed at: (1) destruction of pathogenic organism; (2) stabilization of organic matter; (3) drying to reduction; and (4) production of materials environmental friendly.
As shown in Fig. 2, the concentration of exchangeable, reduction and oxidation species of copper and nickel were decreased with the increasing of composting time.
As for copper, the residual species was found in the range of 56.5 – 64.8 %, and the exchangeable and reduction species were all less than 7 % (Fig. 2).
But for nickel, the exchangeable and reduction species were significantly higher than copper, and the ratios of the concentration of two kinds of species to the total metals were 15 – 22 % and 12 – 16 % (Fig. 2).
Composting process aimed at: (1) destruction of pathogenic organism; (2) stabilization of organic matter; (3) drying to reduction; and (4) production of materials environmental friendly.
As shown in Fig. 2, the concentration of exchangeable, reduction and oxidation species of copper and nickel were decreased with the increasing of composting time.
As for copper, the residual species was found in the range of 56.5 – 64.8 %, and the exchangeable and reduction species were all less than 7 % (Fig. 2).
But for nickel, the exchangeable and reduction species were significantly higher than copper, and the ratios of the concentration of two kinds of species to the total metals were 15 – 22 % and 12 – 16 % (Fig. 2).
Online since: December 2013
Authors: Ashot Tamrazyan
It is possible to reveal the influence of the dynamic effect on the reduction of the bearing capacity of the pylon and fire and columns of 40%.
Table 1 The results of the calculation of heating The Point of section 60 min 90 min 120 min 150 min 180 min 210 min 240 min Corner point(˚C) 934 999 1045 1079 1107 1131 1151 The middle of the side face (˚C) 868 950 1004 1044 1077 1103 1126 Reinforcement steel (˚C) 156 261 342 407 461 507 548 On the basis of temperature fields by using the Eq.1: N≤φ(γbtRbnAb+γstRbnAs) , (1) where and - reduction factors for concrete and reinforcement, following results were obtained calculating the pylon(Fig. 1) .
(4) Heating concrete over (100) ° C generally leads to defects in its structure and reduction in strength.
Fig. 2.Graph of the dynamics coefficient of concrete depending on temperature Generalizing the data obtained from the calculation of the bearing capacity of the column for four cases was built the following diagram (Fig.3).
Table 1 The results of the calculation of heating The Point of section 60 min 90 min 120 min 150 min 180 min 210 min 240 min Corner point(˚C) 934 999 1045 1079 1107 1131 1151 The middle of the side face (˚C) 868 950 1004 1044 1077 1103 1126 Reinforcement steel (˚C) 156 261 342 407 461 507 548 On the basis of temperature fields by using the Eq.1: N≤φ(γbtRbnAb+γstRbnAs) , (1) where and - reduction factors for concrete and reinforcement, following results were obtained calculating the pylon(Fig. 1) .
(4) Heating concrete over (100) ° C generally leads to defects in its structure and reduction in strength.
Fig. 2.Graph of the dynamics coefficient of concrete depending on temperature Generalizing the data obtained from the calculation of the bearing capacity of the column for four cases was built the following diagram (Fig.3).