Home Page. The Canadian Nuclear Society CNS promotes the exchange of information on all aspects of nuclear science and technology and its applications. This includes nuclear power generation, fuel production, uranium mining and refining, management of radioactive wastes and used fuel. Star Trek Star Wars here. Other topics include medical and industrial uses of radionuclides, occupational and environmental radiation protection, the science and technology of nuclear fusion, and associated activities in research and development. While there are a lot of tools out there for data modeling, there is one option that is free if you have Visual Studio. Its called the Entity Data Model Designer. This article is a comparison of data modeling tools which are notable, including standalone, conventional data modeling tools and modeling tools supporting data.