A new model for permeability impairment due to asphaltene deposition
0 تومان
The existing theoretical and empirical models to describe asphaltene deposition in porous media do not consider the complicated structure of pore network. Permeability reduction due to asphaltene deposition has been mainly attributed to pore volume shrinkage (porosity reduction). However, asphaltene...
Clathrate hydrate formation in NaCl and MgCl2 brines at low pressure conditions
0 تومان
Hydrate-based desalination (HBD) has been developed to obtain fresh water from seawater in an economic and environmental sustainable manner. As a low-pressure hydrate former for the HBD process, chlorodifluoromethane (R22) hydrates were formed in the pressure range of 1–6 bar...
The impact of nitric oxide on knock in the octane rating engine
0 تومان
Nitric oxide (NO) is a trace species that is always present in reciprocating engines, and can significantly affect fuel autoignition. This work presents a systematic investigation of the impact of NO on fuel autoignition in a standard, octane rating engine....
Rechargeable batteries based on anion intercalation graphite cathodes
0 تومان
Owing to the low cost, abundance and high working voltage, graphite cathodes have attracted tremendous attention in rechargeable batteries, especially in aluminum ion batteries (AIBs) and dual-ion batteries (DIBs). In this review, firstly, a general introduction is given to distinguish...
زلزله و آثار آن بر سازه ها
علت وقوع زلزله چیست؟ یکی از عللی که باعث می شود زلزله رخ دهد حرکت های انتقالی زمین است. در...
ثروت و راه های جذب آن
قانون جذب چیست؟! حتما تا به حال راجب قانون جذب شنیده اید قانون جذب به این معنی ست که به...
نکاتی از فیزیک پایان ترم
در این مقاله به بررسی درس فیزیک پرداخته شده است و نکاتی که برای پایان ترم مهم است در این...
نمونه سوالات درس مبانی کامپیوتر و برنامه نویسی
فناوری کامپیوتر امروزه نقش بسیار مهمی در زندگی روزمره انسان ها دارد. یکی از اولین دورسی که دانشجویان رشته کامپیوتر...
جزوه ریاضیات عمومی2
جزوه ریاضیات عمومی جلد2 که در سال 65 به چاپ رسیده است به تالیف ایساک مارون و ترجمه ی خلیل...
نمونه سوالات تستی انقلاب اسلامی
کتاب درآمدی تحلیلی بر انقلاب اسلامی در رابطه با انقلاب های تاریخ ایران و به ویژه انقلاب اسلامی ایران توضیح...
A big data analytics framework for scientific data management
0 تومان
The Ophidia project is a research effort addressing big data analytics requirements, issues, and challenges for eScience. We present here the Ophidia analytics framework, which is responsible for atomically processing, transforming and manipulating array-based data. This framework provides a common...
A new convex objective function for the supervised learning of single-layer neural networks
0 تومان
This paper proposes a novel supervised learning method for single-layer feedforward neural networks. This approach uses an alternative objective function to that based on the MSE, which measures the errors before the neuron’s nonlinear activation functions instead of after them....
A survey and challenges in routing and data dissemination in vehicular ad hoc networks
0 تومان
In this paper, we survey recent results in vehicular ad hoc networks (VANETs) data dissemination. We describe methods proposed to enforce dissemination scope such as geocast/broadcast and multicast. A growing category consisting of methods designed to achieve disruption tolerance in...
A Survey of Security and Privacy in Big Data
0 تومان
Big data has been arising a growing interest in both scientific and industrial fields for its potential value. However, before employing big data technology into massive applications, a basic but also principle topic should be investigated: security and privacy. In...
A case study of critique: Critical perspectives on critical accounting
0 تومان
As accounting academics, we have a responsibility to act in the public interest as conscience, critic and counselor of society regarding economic, social and environmental justice. In fulfilling this responsibility, we are concerned with how accounting, accountants, and accountability regimes...
Accounting education literature review (2016)
0 تومان
This review of the accounting education literature includes 108 articles published during 2016 in six journals: (1) Journal of Accounting Education, (2) Accounting Education, (3) Advances in Accounting Education, (4) Global Perspectives on Accounting Education, (5) Issues in Accounting Education,...
An empirical investigation of the relationship between intellectual capital and firms’ market value and financial performance
0 تومان
Purpose – The purpose of this article is to investigate empirically the relation between the value creation efficiency and firms’ market valuation and financial performance. Design/methodology/approach – Using data drawn from Taiwanese listed companies and Pulic’s Value Added Intellectual Coefficient...
Audit quality and Earnings Management in Quoted Nigerian Banks
0 تومان
The objective of the study is to find out the impact of audit quality on earnings management. The study used a sample of all eighteen banks quoted on the stock exchange as at December, 2010. Data was gathered for the...
آیتمی یافت نشد. لطفا پیکربندی را بررسی نمایید!
“Greening” the marketing mix: do firms do it and does it pay off?
0 تومان
Growing concern about the sustainability of the natural environment is rapidly transforming the competitive landscape and forcing companies to explore the costs and benefits of “greening” their marketing mix. We develop and test a theoretical model that predicts (1) the...
Agricultural risk management of a peri-urban water recycling scheme to meet mixed land-use needs
0 تومان
The use of recycled water as a valued resource is becoming well established worldwide as a means to support agricultural irrigation. This paper describes a case study of agricultural use of recycled water and associated mixed land-use needs in a...
Agricultural sector and industrial agglomeration
0 تومان
In many developing countries, agriculture hires at least as many workers as manufacturing industries. We investigate an economic geography model in which agricultural goods are costly to transport and in which manufactures hire labor from the local agricultural sector as...
A simple thermodynamic model for the doping and alloying of nanoparticles
0 تومان
Impurity incorporation into nanoparticles is modeled using thermodynamics. For small particles, entropically driven impurity incorporation is reduced, rendering doping difficult. We show that the free energy of surface impurities in small nanoparticles is lower than core impurities, surface doping therefore...
Antimicrobial Properties of Socks Protected with Silver Nanoparticles
0 تومان
Antimicrobial properties of socks containing silver nanoparticles were investigated. Two types of socks were used for testing. The first were linen (100%) socks impregnated with a specimen containing silver nanoparticles. The second type were commercially available cotton (55%) socks containing...
Application of magnetic iron oxide nanoparticles in catalysts as catalyst base
0 تومان
When synthesizing magnetic nanoparticles, some key conditions such as inherent magnetic properties, size and shape of nanoparticles, surface coatings and surface charge of nanoparticles, stability in aqueous medium and their non-toxicity should be considered. By choosing a suitable synthesis method,...
آیتمی یافت نشد. لطفا پیکربندی را بررسی نمایید!
3D Action Recognition from Novel Viewpoints
0 تومان
We propose a human pose representation model that transfers human poses acquired from different unknown views to a view-invariant high-level space. The model is a deep convolutional neural network and requires a large corpus of multiview training data which is...
A Bluetooth Routing Protocol Using Evolving Fuzzy Neural Networks
0 تومان
In this paper, a routing protocol which utilizes the characteristics of Bluetooth technology is proposed for Bluetooth-based mobile ad hoc networks. The routing tables are maintained in the master devices and the routing zone radius for each table is adjusted...
A Case-based Data Warehousing Courseware
0 تومان
Data warehousing is one of the important approaches for data integration and data preprocessing. The objective of this project is to develop a web-based interactive courseware to help beginner data warehouse designers to reinforce the key concepts of data warehousing...
A cloud based and Android supported scalable home automation system
0 تومان
In this paper, an Android based home automation system that allows multiple users to control the appliances by an Android application or through a web site is presented. The system has three hardware components: a local device to transfer signals...
آیتمی یافت نشد. لطفا پیکربندی را بررسی نمایید!
An empirical investigation of the relationship between intellectual capital and firms’ market value and financial performance
0 تومان
Purpose – The purpose of this article is to investigate empirically the relation between the value creation efficiency and firms’ market valuation and financial performance. Design/methodology/approach – Using data drawn from Taiwanese listed companies and Pulic’s Value Added Intellectual Coefficient...
Entrepreneurial strategy v. accounting accuracy in ‘calculating’ capital and income
0 تومان
Both entrepreneurs and accountants ‘calculate’ capital and income but their procedures diverge. The paper examines this divergence and the respective calculational objectives of entrepreneurs and accountants in the business enterprise. For the entrepreneur, capital and income are ex ante calculational...
The Impact Of Accounting Estimates On Financial Position And Business Performance – Case Of Non-Current Intangible And Tangible Assets
0 تومان
Financial statements represent a great source of information for company's financial position and business performance evaluation. Management judgment depends on the information base which is given at the time of judgement. Each judgement is by its nature subjective, so the...
Word of Mouth impact on the adoption of mobile banking in Iran
0 تومان
Purpose: The purpose of this paper is to explore word of mouth impact on the adoption of mobile banking in Iran. This study provides insights into factors affecting the adoption of mobile banking in Iran. Design/methodology/approach: Based on the consumer...
آیتمی یافت نشد. لطفا پیکربندی را بررسی نمایید!