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KatG from HALOARCULA MARISMORTUI (Hm), used concomitantly with initiator (H2O2), exhibits high catalase and peroxidase activities with substrate (ODA). The distal side M244–Y218–W95 covalent adduct and M244 centered octahedral coordination complexes in the active site are essential for the catalase activity. Mass spectroscopic analysis of the M244A shows cleavage of the covalent adduct between Y214–W95 and M244 without its sulfer atom. Crystal structure of M244A variant in HmKatG has the geometrically dimeric subunits that disrupted or not a π–interaction which is linked between heme edge (C1C) to the adduct end W95 (Nε1). The isoenzyme pattern of peroxidase was determined by fitting the kinetic data to non-linear (mixed) Michaelis-Menten equation and then governed by the hetero-dimeric characters. Respective peroxidase catalytic efficiency for two subunits was 2.5 and 4.8 -fold increased with higher binding affinity for ODA. It was enhanced by rotating the dihedral angle χ2 of D125.
The aim; of the present paper is to study a pathway fractional integral operator concerning with the pathway model and pathway probability density of some product of special functions. The results derived here are quite general in nature, and hence encompass several cases of interest.
The textile industry is one of the oldest and largest sector in India. It generates liquid waste from its different processes. After treatment of the textile waste water in Effluent Treatment Plants, sludge is generated. Government has allotted specific location for its disposal. Generated sludge mostly disposed in landfill and dumping in the specified areas by Government. The transportation and disposal process is very costly. In this study an attempt is made to find out the feasibility of using sludge textile mill sludge as fine aggregates in M:20 grade of concrete. The replacement of fine aggregate with sludge in conventional concrete mix affects workability and density of concrete. The compressive strength gradually reduces with replacement and later it falls below desired value when fine aggregate replaced by textile mill sludge is beyond 32%. The fly ash is added to replace cement along with 32% sludge. It shows slight decrease in compressive strength. The fly ash i.e. byproduct from thermal power plants is now no more a waste. This is also clubbed with Textile Mill Sludge to use in concrete. The trials are also taken on concrete cubes with combination of Textile Mill Sludge and fly ash.
The purpose of this research is to make biodiesel from Kapok Randu ( name of kapok in Indonesia ) seed oil (Ceiba pentandra), studied the effect of operating variables on the performance of the catalyst (CaO) in Kapok Randu oil transesterification process and knows the regeneration ability of the catalyst (CaO). In this research the variables used are the oil to methanol mole ratio 1:10, 1:15, and 1:20, the temperature of reaction is 40 º C, 50 º C and 60 º C and the transesterification reaction time is 1 hour, 2 hours and 3 hours with CaO catalyst used is 7% of the mass of kapok oil. From the research, the highest yield obtained in the variable mole ratio of 1:15 methanol, the reaction temperature of 60˚ C and the transesterification reaction for 1 hour is 88.576%. In addition, CaO catalyst can be regenerated up to 3 times with the smallest yield obtained that is 64.3%.
Purpose- This research aims to study the changing trends of Food and Beverage sector sinceiberalization and to analyse the key segments of Food and Beverage sector of India. Research Methodology- The data regarding the sales of key segments like Confectionary, Bread, Fun food and Snack, and Food Juices and Concentrates is collected from year 1990 to 2010. Findings- Out of foursegments, the total growth rate of Bread segment is maximum i.e. 3.54 percent. Originality- This paper is unique because the paper is focussing on Food and Beverage Sector which is an emerging sector in Indian economy. The analysis of various segments of the sector has been done through growth rates considering the sales from year 1990 to 2010 which includes the sales of recessionary period as well.
Municipal Solid Waste (MSW) is defined to include refuse from households, waste from commercial establishments, and refuse from institutions, market waste, yard waste and street sweeping (World Bank 1994). Waste is an unavoidable by-product of human activities, economic development, urbanization and improving living standards in cities. The increase in quantity and complexity of waste generated in municipalities and notified areas have become serious concern for Government departments, pollution control agencies, regulatory bodies and also the public in India. Inefficient management, utilisation and disposal of this solid waste is an obvious cause for the degradation of environment in India. Improper disposal of this waste generated leads to spread of communicable diseases, causes obnoxious conditions, pollutes all vital components of living environment (air, water & soil) and spoils the bio sphere as a whole. Cleanliness is a major factor that influences development of any nation, which otherwise hampers due to improper disposal of solid waste. Urban society rejects and generates solid materials regularly due to rapid increase in production and consumption. The objectives of Municipal Solid Waste Management (MSWM) are to control collect, process, utilise and dispose of solid waste in the most economical way consistent with the protection of public health and the natural environment. Kurnool is one of the largest developing cities in Andhra Pradesh (India) and is undergoing rapid expansion and modernization. This paper presents a case study of present situation of MSW in Kurnool and the process being implemented presently. An environmental audit of MSWM in Kurnool city was under taken to understand the shortcomings including some possible proposals.
This paper describes the design and development of a 3D interface in the framework of an application for the monitoring of a radioactive waste storage. It focuses on the description of software solutions by integrating different technologies. We used only free and open-source libraries to develop the 3D environment that were subsequently integrated into the existing web application developed used Java Server Faces. In order to implement 3D graphics we used Away3D, an open source 3D graphics engine for Adobe Flash, written in ActionScript 3 and runnable in every browser that utilizes Adobe Flash Player.
This paper examined teacher, parent, student factors and job opportunities as determinants of students’ choice of History of Education in selected universities in Nigeria. An expo facto research design was adopted. 108 respondents were sampled from the 3 selected universities from Northern, Western and Earthen Nigerian. A self-designed questionnaire was used to elicit in formation from the sampled respondents and data collected were coded and analyzed in line with the four generatedesearch hypotheses using Person Product Moment Correlation Co-efficient. The findings show that teacher, parent, student factors and job opportunities are determinants of students’ choice of History of Education in the Nigerian Universities. At last, recommendation such as the need for National Universities Commission to enforce law for all the universities in Nigeria offering teacher education programme to employ experts in History of Education to teach the course, as this will improve the students’ interest in the course and provide for the experts in the field.
A very common reason for projects failure is the poor scope management and control . (Scope Creep) is the current leading cause of project failure globally according to the 2010 Global Survey, Top 10 Obstacles to Project Success1 This paper discuss the direct cost of scope creep in governmental construction projects in the state of Qatar .The paper is based on a study prepared by the author to support a new change control system which is going to be designed by him . The study contains a questionnaire with participation of 70 project manager and official in the governmental construction sector in the state of Qatar. The paper will investigate the reasons for scope creep and will provide an estimate for the direct cost resulting from scope creep in some construction projects executed in the last few years. A case study will be provided as an example, lessons learned from the project will be provided. Finally the paper will present suggestions - based on the questionnaire – to avoid scope creep in governmental construction projects.
This research papers describes the drawbacks of existing automotive door structure and suggest design changes to overcome the present drawbacks. This research paper details out the analysis of the existing structure and identifies the drawbacks and explains the process of door system design. Changes required can be found out with correct method as explained in this paper. Validation of the design parameters is of vital importance so the way by which validation of newly designed or modified parts can be done is briefly explained in this paper. Designer from an automobile engineer faces so many different problems during their work. Some of the major problems in automobile door are taken as problem for this research paper and those problems like high weight, high cost, excessive reinforcements, and water leakage. At first theoretically study of the existing system is done. After that deciding the key areas of modification is the flow of this paper. After finding the modification areas we tried some parameters for calculation. On the basis of calculations the design of new parts are finalized. Then 3D models are prepared in CATIA V5, which are used for analysis purpose. Finally on the basis of analysis results actual metal parts are developed in the proto shop and fitment trials are taken on the vehicle. Once the fitment trial is completed actual testing is done on the vehicle. Comparing those results with the old results the improvement is suggested, during this study some specific parameters are chosen for observation and improvement. On the basis of these results final design is frizzed.