The volume of international maritime transport is continuously increasing due to worldwide economic growth and the sophistication global supply chain [...]

A scale-up study has been performed with three different size reactors to establish the optimum operating conditions for the hydrogen production from synthesis gas by biological water-gas shift reaction using the photosynthetic bacterium Rhodosprilliunt rubrum. Optimum medium composition and operating conditions previously determined in a bench scale 1.25 L continuous stirred tank reactor (CSTR...

abstract the purpose of this paper is estimation of the effective factors on tea supply in gilan province by using time series data during 1360-1390 in the form of nerlove model. according to the results, explanatory variables of the model could describe 97 percent of dependent variable (product supply) changes. the results show that the guaranteed price index of green tea leaf with elasticity ...

background: there is little information about blood supply of the carpal joint in one- humped camel, while there is extensive data about cow and equine species. in order to perform surgeries and diagnostic techniques in carpal region, information about the elements of the joint such as its arteries is necessary. objectives: this study aims at describing the origins, arrangements, and branches o...

This study investigates the usage of five electronic commerce (EC) technologies, including electronic data exchange (EDI), electronic fund transfer (EFT), Internet, intranet, and extranet in organizations. Moreover, t-tests and ANOVA are used to verify whether the usage of EC technology differs by firm size (measured by the number of employees and annual sales volume) and characteristics of sup...

Spurred by intensifying competition in global markets, most companies have been increasingly implementing supply chain management (SCM) and information systems (IS) practices. As well, globalization policies have created a more intensive competition amongst manufacturers; in additional the priority of supply over demand, market competition and importance of some factor such as quality, accounta...

  Over the years we have witnessed the growing importance of supply chain operations and supply chain management (SCM), as supply chains play a major role in every step of the product life cycle. Therefore, this paper will DEA-based performance evaluation approaches for overall supply chain can be categorized. Future perspectives and challenges are discussed