the effect of environmental pollution on man

A CFD analysis on the effect of ambient conditions on the hygro-thermal stresses distribution in a planar ambient airbreathing PEM fuel cell

A CFD analysis on the effect of ambient conditions on the hygro-thermal stresses distribution in a planar ambient airbreathing PEM fuel cell

... used to study the effects of ambient conditions on the temperature distribution, displacement, deformation, and stresses inside the cell The behaviour of the fuel cell during operation has been ... performance but also in eventual rupture of the membrane Thermal management is also essential for the control of the water evaporation or condensation rates [1-3] The need for improved lifetime of ... [kg/(m⋅s)] The mass balance is described by the divergence of the mass flux through diffusion and convection Multiple species are considered in the gas phase only, and the species conservation equation

Ngày tải lên: 05/09/2013, 14:58

16 728 0
The effect of EGR rates on NOX and smoke emissions of an IDI diesel engine fuelled with Jatropha biodiesel blends

The effect of EGR rates on NOX and smoke emissions of an IDI diesel engine fuelled with Jatropha biodiesel blends

... depletion of fossil fuel and the impact of increasing environmental pollution from exhaust gas emissions have led the search for alternative fuels To solve both energy concern and environmental concern, ... concern, the renewable energies with lower environmental pollution impact should be necessary Nowadays, there are many sources of renewable energy; biofuel is one of them, but it is the most ... environmental protection aspect Rajan et al [5] studied the effects of EGR on the performance and emission characteristics of a compression ignition (CI) engine fuelled with sunflower biodiesel The

Ngày tải lên: 05/09/2013, 16:11

14 647 0
predicting the effect of shot peening on weld fatigue life

predicting the effect of shot peening on weld fatigue life

... predict the effect of shot peening on the fatigue life of a weld. The total fatigue life of a weld was considered to be composed of a crack initiation and crack propagation period. ... stresses and the material properties of the peened surface were considered in the estimation of the crack initiation life but not in the crack propagation life. The shot-peened ... higher values of Kfmax for the same weld shape. In addition, Kfmax depends upon the shape of the weld and the type of loading to which it is subjected (a), and upon the size

Ngày tải lên: 24/05/2014, 20:36

16 385 0
the effect of accounting regulation on second-tier audit firms and their clients audit pricing and quality, cost of capital, and backdating of stock options

the effect of accounting regulation on second-tier audit firms and their clients audit pricing and quality, cost of capital, and backdating of stock options

... THE EFFECT OF ACCOUNTING REGULATION ON SECOND-TIER AUDIT FIRMS AND THEIR CLIENTS: AUDIT PRICING AND QUALITY, COST OF CAPITAL, AND BACKDATING OF STOCK OPTIONS A dissertation submitted to the ... and international stock markets Journal of Finance 56: 1629-1666 Collins, D., G Gong, and H Li, 2005 The effect of Sarbanes-Oxley Act on the timing manipulation of CEO stock option awards Working ... 1991 The effect of Big Eight mergers on auditor concentration Accounting Horizons (4): 79-90 140 Myers, J., L Myers, and T Omer 2003 Exploring the term of the auditor-client relationship and the

Ngày tải lên: 03/06/2014, 02:15

151 527 0
báo cáo hóa học: "Analysis of right anterolateral impacts: the effect of head rotation on the cervical muscle whiplash response" doc

báo cáo hóa học: "Analysis of right anterolateral impacts: the effect of head rotation on the cervical muscle whiplash response" doc

... readings. The onset of acceleration was measured by dropping the ascending slope line on the base line. The point of intersection of these lines was considered as onset of acceleration. In the analysis, ... than the response of the splenius capi- tis in straight -on frontal impacts. Thus, direction of impact also determines which muscles respond and the proportionality of the response among the different ... acceleration used in the study. The purpose of the regres- sion analysis was to see if using the acceleration of the sled – one could predict the head acceleration and EMG response. The regression analysis

Ngày tải lên: 19/06/2014, 10:20

11 444 0
Journal of retailing and consumer services volume 19 issue 1 2012 modeling the effect of self efficacy on game usage and purchase behavior

Journal of retailing and consumer services volume 19 issue 1 2012 modeling the effect of self efficacy on game usage and purchase behavior

... player in the co-creation of experience (Bandura, 1982) A review of the existing research shows that much of the work to date has focused on the effect of advertising within a game on the consumer ... present the conceptual model which begins with a definition of the concept of the game leading to our hypotheses The paper follows with the methodology and results The paper concludes with the discussion, ... 2003) In the context of this research we draw from a conceptual model that defines the game from the consumers’ experience (Newman, 2002a, 2004; Manninen, 2003; Aarseth, 2003) of the consumption or

Ngày tải lên: 23/06/2014, 15:22

11 417 0
Báo cáo y học: "The effect of CpG-ODN on antigen presenting cells of the foal" ppt

Báo cáo y học: "The effect of CpG-ODN on antigen presenting cells of the foal" ppt

... the expression of IL-12 upon stimulation; yet, those cells did not change the expression of IL-10 either Therefore, it is unlikely the lack of IL-12 response was due to a bias of ... for the generation of DCs, monocytes were cultured in the presence of rEqIL-4 and rHuGM-CSF for 5 days. To test the effect of CpG-ODN or LPS on dendritic cells: monocytes were cultured in the ... lymphoid tissues Therefore, the combination of cell surface marker expression, using the monoclonal antibodies available for the horse species, and the expression of cytokines

Ngày tải lên: 11/08/2014, 10:23

17 582 0
báo cáo khoa học: " The effect of experimental warming on leaf functional traits, leaf structure and leaf biochemistry in Arabidopsis thaliana" pdf

báo cáo khoa học: " The effect of experimental warming on leaf functional traits, leaf structure and leaf biochemistry in Arabidopsis thaliana" pdf

... at a = 0.05 by the Bonferroni t-test. *The length of chloroplasts and mitochondria is the longest dimension, and the width of chloroplasts and mitochondria is the widest dimension. SD: stomatal ... The MDA concentration was calculated using its extinction coefficient (155 mM -1 cm -1 ). The extraction and content determination of proline in leaves was performed according to the method of ... weight of seeds compared with the other two temperatures. Among the three temperature regimes, the concentrations of starch, chlorophyll, and proline were the lowest at 28/23°C, whereas the total

Ngày tải lên: 11/08/2014, 11:21

10 347 0
báo cáo khoa học: "Analysis of right anterolateral impacts: the effect of head rotation on the cervical muscle whiplash response" doc

báo cáo khoa học: "Analysis of right anterolateral impacts: the effect of head rotation on the cervical muscle whiplash response" doc

... readings. The onset of acceleration was measured by dropping the ascending slope line on the base line. The point of intersection of these lines was considered as onset of acceleration. In the analysis, ... than the response of the splenius capi- tis in straight -on frontal impacts. Thus, direction of impact also determines which muscles respond and the proportionality of the response among the different ... acceleration used in the study. The purpose of the regres- sion analysis was to see if using the acceleration of the sled – one could predict the head acceleration and EMG response. The regression analysis

Ngày tải lên: 11/08/2014, 14:20

11 289 0
Báo cáo y học: "Modeling the effect of levothyroxine therapy on bone mass density in postmenopausal women: a different approach leads to new inference" pot

Báo cáo y học: "Modeling the effect of levothyroxine therapy on bone mass density in postmenopausal women: a different approach leads to new inference" pot

... neck. The behaviors of the models were investigated by statistical and mathematical analyses. Results: There are four points of inflexion on the graphs of the first derivatives of the equations ... 5 months. In other words, there is a maximum speed of bone loss around the 6 th month after the start of suppressive L-thyroxine therapy in post- menopausal women. Conclusion: It seems reasonable ... pulmonary disease, rheumatoid arthritis, sarcoidosis, and malabsorption syndromes among several other conditions. The effect of thyroid hormone on bone turnover Thyrotoxicosis increases bone

Ngày tải lên: 13/08/2014, 16:21

11 340 0
Báo cáo y học: "The effect of window rooms on critically ill patients with subarachnoid hemorrhage admitted to intensive care" ppsx

Báo cáo y học: "The effect of window rooms on critically ill patients with subarachnoid hemorrhage admitted to intensive care" ppsx

... guidelines from the SCCM regarding the need for windows in each room wh en constructing new ICUs [17], there is a paucity of clinical data on the topic of the effect of natural light on outcomes of critically ... involved in the design, analysis and interpretation of data; in the drafting and revision of the article; and in the final approval of the version for submission. Competing interests The authors ... use of the natural assignments of patients to window versus nonwindow rooms in the ICU during the time period studied. The effectiveness of this pseudorandomizati on was demonstrated by the bal-

Ngày tải lên: 14/08/2014, 07:21

10 260 0
preferred citation; glasberg, davita silfen. the power of collective purse strings; the effect of bank hegemony on corporations and the state

preferred citation; glasberg, davita silfen. the power of collective purse strings; the effect of bank hegemony on corporations and the state

... all other resources of production, commerce, and the management of the state. Money capital is cash. The earliest analyses of financial institutions examined the role banks played in the economy ... competitors and fuses the interests of the participants. The manager clause, often included as a term-loan stipulation (or condition of the loan), positions banks at the heart of a business. This ... the economic functions of the "free market" economy because of the deepening contradictions and crisis tendencies of capitalism At the same time the state relies on the private

Ngày tải lên: 05/11/2014, 09:33

285 301 0
black and kim - 2011 - the effect of board structure on firm value - a multiple identification strategies approach using korean data [kcgi]

black and kim - 2011 - the effect of board structure on firm value - a multiple identification strategies approach using korean data [kcgi]

... estimation of the effect of adopting these rules, with large firms as the treatment group and mid-sized firms as the control group We support the event study and DiD analyses with firm fixed effects ... This paper builds on BJK We seek to address the principal limitations of BJK and strengthen the evidence for a causal connection between the 1999 reforms and the market values of large Korean firms.4 ... value for reasons unrelated to the legal shock We so in a number of ways First, we use a regression discontinuity framework to control for a possible continuous effect of firm size on firm market

Ngày tải lên: 06/01/2015, 19:48

62 277 0
THE EFFECT OF PREDICTION STRATEGY ON IMPROVING READING COMPREHENSION SKILLS OF NON-ENGLISH MAJORED STUDENTS AT HO CHI MINH UNIVERSITY OF INDUSTRY (HUI

THE EFFECT OF PREDICTION STRATEGY ON IMPROVING READING COMPREHENSION SKILLS OF NON-ENGLISH MAJORED STUDENTS AT HO CHI MINH UNIVERSITY OF INDUSTRY (HUI

... because there were only 63% of. .. to evaluate the effect of prediction strategy on their reading comprehension skills Then, the questionnaires were administered to find out their ... Combining prediction strategy with other strategies………… …………28. 3.3. Pedagogical Implication 29 PART C: CONCLUSION 1. Conclusion of the study………………… …… ………….………… …30 2. Limitation of the study………………………… ... something of a forerunner in the global communication. It is the language of choice in most countries of the world. It brings people together, gets out of the border of a country and brings the world

Ngày tải lên: 10/07/2015, 15:13

44 576 0
THE EFFECT OF CLASSROOM INTERACTION ON DEVELOPING NON-ENGLISH MAJOR SOPHOMORES’ SPEAKING SKILL AT HO CHI MINH =Ảnh hưởng của tương tác trong lớp học đối với việc phát triển kỹ năng nói của sinh viên năm hai

THE EFFECT OF CLASSROOM INTERACTION ON DEVELOPING NON-ENGLISH MAJOR SOPHOMORES’ SPEAKING SKILL AT HO CHI MINH =Ảnh hưởng của tương tác trong lớp học đối với việc phát triển kỹ năng nói của sinh viên năm hai

... display questions are used, but by whether these questions are meaningful in the context whether the interaction initiated by the questions promote the comprehension of the language ... INTRODUCTION consists of rationale of the study, aims of the study, research questions, scope of the study, methods and design of the study CHAPTER 2: LITERATURE REVIEW explains the ... TABLE OF CONTENTS DECLARATION OF AUTHORSHIP ACKNOWLEDGEMENTS i ABSTRACT ii TABLE OF CONTENTS iii LIST OF TABLES ANF FIGURES v LIST OF ABBREVIATIONS vi PART A INTRODUCTION 1. Rationale of the

Ngày tải lên: 14/07/2015, 11:52

55 749 1
The effect of noble metals on catalytic methanation reaction over supported mn ni oxide based catalysts

The effect of noble metals on catalytic methanation reaction over supported mn ni oxide based catalysts

... further studied on the next parameter; the effect of various cal- cination temperatures. 3.2.2. Effect of different calcination temperatures This parameter was conducted to determine the effect ... Ni/CeO 2 in the presence of H 2 S due to the sulfidation on the surface of the catalysts. Unexpectedly, carbon monoxide has been observed in FTIR spectrum during reaction in the presence of H 2 S ... catalyst only gave 15.54% CO 2 conversion at 200 °C reaction temperature. By raising the nickel content to 60 wt%, the conversion of CO 2 increased to 25.00%. However, the catalytic performance

Ngày tải lên: 02/09/2015, 13:47

12 439 0
Indoor tests on the effect of wind speed on still performance

Indoor tests on the effect of wind speed on still performance

... studied to reach a conclusion about its effect. One reason behind the discrepancy among the conclusions of the different studies may be attributed to the uncontrolled effect of some of the meteorological ... discrepancy among the results of these studies is evident even for the similar configurations of stills. The verdict about the effect of increasing wind speed on productivity varies among the theoretical ... radiation intensity). In contrast to the first two groups, the latter cannot be controlled as they are related to the conditions of the weather. However, some of these variables can be controlled

Ngày tải lên: 09/09/2015, 10:17

10 286 0
The effect of foreign ownership on dividend policy the case of listed companies on hose

The effect of foreign ownership on dividend policy the case of listed companies on hose

... in the final thesis defense. Approved by The Effect of Foreign Ownership on Dividend Policy The case of listed companies on HOSE In Partial Fulfillment of the Requirements of the Degree of MASTER ... correlation  The closer the value is to 1 or -1, the stronger the linear correlation. Table Rule of Interpreting the size of a correlation coefficient Size of Correlation Interpretation 0.90 ... ID: MBA05053 Title of Thesis: The effect of Foreign Ownership on Dividend payout policy: The case of listed companies on HOSE Advisor: Ph.D. NGUYEN KIM THU I assure that the content of this thesis has

Ngày tải lên: 22/10/2015, 13:43

87 473 0
Nonparametric modeling of the effects of air pollution on public health

Nonparametric modeling of the effects of air pollution on public health

... NONPARAMETRIC MODELING OF THE EFFECTS OF AIR POLLUTION ON PUBLIC HEALTH PENG QIAO NATIONAL UNIVERSITY OF SINGAPORE 2005 NONPARAMETRIC MODELING OF THE EFFECTS OF AIR POLLUTION ON PUBLIC ... explanation of these conditions in order, which were given in Cheng and Tong (1993) Conditions (A.1)-(A.4) are self-explanatory Condition(A.5) is the introduction of a weight function ω, the purpose of ... depends on the value of X If the conditional distribution of Y |X... explore the association between death probability and levels of air pollution shortly before the death,

Ngày tải lên: 26/11/2015, 23:08

88 262 0
Balancing risk, return and capital requirements the effect of solvency II on asset allocation and investment strategy

Balancing risk, return and capital requirements the effect of solvency II on asset allocation and investment strategy

... whether the implementation date of Solvency II will be pushed back a year, insurers are still working on the assumption that they have just one year to go, and therefore preparations for the ... Chief Investment Officer, Fixed Income The continued stress in segments of the Eurozone government bond market certainly merits reconsideration of the current proposal that these assets should ... liability profile of an insurance portfolio Conclusion Conclusion While EIOPA and the relevant national regulators thrash out the final elements of the Directive and attempt to tackle the challenging

Ngày tải lên: 06/12/2015, 23:08

44 323 0

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