Reputation systems are an important means to facilitate trustworthy interactions between on-and off-chain services and users.However, contemporary reputation systems are typically 3 Piece Outdoor Table Set dependent on a trusted central authority to preserve privacy of raters or on adding noise into the user feedback.Moreover, the accuracy of reput
Indoor radon is the second cause of lung cancer.Mitigation strategies are based on (i) building protection with radon barrier materials, (ii) increasing home ventilation or (iii) room pressurization.A scale model room Crates created with a porous ignimbrite rich in radon precursors was used as an analogue to test the indoor radon reduction ability
The present study investigates the 2D numerical analogies to the changes of the droplet shapes during the freefall for a wide range of droplet sizes through the stagnation air.The freefall velocity, shape change due to frictional force during free-fall is studied for different considered cases.With the elapse of time, a droplet with a larger initia
Since one of the most important sources of information for investors and other beneficial is dividends forecast, this study tries to find models for predicting variables effective on dividend.To do this, information from chemical companies listed in Tehran Stock Exchange during the years 2006 to 2010 are used.The independent variables are accountin