Nioboaeschynite-(Ce), ideally Ce(NbTi)O(6) [cerium(III) niobium(V) titanium(IV) hexa-oxide; refined formula of the natural sample is Ca(0.25)Ce(0.79)(Nb(1.14)Ti(0.86))O(6)], belongs to the aeschynite mineral group which is characterized by the general formula AB(2)(O,OH)(6), where eight-coordinated A is a rare earth element, Ca, Th or Fe, and six-coordinated B is Ti, Nb, Ta or W. The general st...

abstractâ recreation and leisure services, is one of the including factors affecting the quality of tourist experience in tourism destinations, something that also can directly affect them about their staying. the purpose of this study is quantitative and qualitative survey of recreational - leisure uses in the coastal strip of babolsar. methodology of this paper is descriptive- analytical. sou...

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The upcoming beyond 5G (B5G)/6G wireless networks target various innovative technologies, services, and interfaces such as edge computing, ultra-reliable low-latency communication (URLLC), backscatter communications, TeraHertz (THz) technology-enabled inter-chip high-capacity to name a few. Although there are ongoing advances in the system/network level, it is crucial advance device-level desig...

this study aimed at investigating the state of tourism and sport tourism in abu dhabi which considered the competences of sport tourism, ongoing sport fields and the capacity and condition of places of residence in abu dhabi between 2004 and 2008. the statistical population equaled the sample consisting of 40 tourism authorities, experts and managers, hotel, sport club and travel agency manager...