SM9 is a Chinese official cryptography standard which defines a set of identity-based cryptographic schemes from pairings. This report describes the technical specification of SM9 as a reference for those practitioners who have difficult to access the Chinese version of the standard.

: ethics has been a subject of interest since the birth of philosophy. however, significance of ethics in modern time is more salient; time of ubiquity of technology in every aspect of human life. ethics similar to any human phenomenon has to do with language and in understanding it thoroughly, such features have to be examined. this research seeks to critically study the ethics in e-government...

the purpose of establishing foreign reserves account in iran was mainly to secure iran's economy from the oil's price changes. it was to compensate for oil price reduction. but foreign reserves account withdrew excessively and did not allocate it optimally. that's why; it went for away from its practical purpose. this study focuses on the use of official assessment pattern to rev...

transmission of blast waves is a complex phenomenon and the characteristics vary with blast design parameters and geo-technical properties of medium. frequency of vibration and triggering component for structural excitation generally quantifies safe vibration magnitude. at closer distance or higher elevations than the blast locations, vertical or transverse component will be the first arrival t...

in this paper, the electrical consumption of a research center building is derived of the bills, then with defining of fuzzy bus thermal coefficient objective function for heating, the amount of available heat selling to research center building consumer that is produced by biomass solar hybrid source is calculated. with the capacity determination of biomass solar hybrid source to provide therm...

in today's design, system complexity and increasing demand for safer, more efficient and less costly systems have created new challenges in science and engineering. locomotives are products which are designed according to market order and technical needs of customers. accordingly, targets of companies, especially designers and manufacturers of locomotives, have always been on the path of progre...