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Radon is a naturally occurring radioactive gas. It has no smell, color or taste, and is produced from the natural radioactive decay of uranium in rocks and soil. Radon can also be found in water. New Hampshire is well known as the “Granite State”. This granite, in addition to our soil, contains small amounts of uranium.
Nov 1, 1996 · The Radon Transform - Theory and Implementation. P. Toft. Published 1 November 1996. Computer Science, Mathematics, Engineering. TLDR. This Ph D thesis describes the inverse Radon transform in D and D with focus on re construction of tomography images and several iterative reconstruction schemes based on linear algebra are reviewed and applied ...
Recon2D by Peter Toft, Jesper James Jensen, and Peter Philipsen: Download here A software package for reconstruction of 2D sinograms (rho,theta) to images using direct Radon based methods or iterative methods. In this package tools for generating sinograms for a set of primitives are also provided. C-based for all Unix systems.
Aug 1, 2021 · We found that (1) GRHI is a better predictor than GRP for indoor radon hazard in Germany, (2) the estimated number of buildings above 100 Bq/m 3 and 300 Bq/m 3 in Germany is ~2 million (11.6% of all residential buildings) and ~ 350,000 (1.9%), respectively, (3) areas where 300 Bq/m 3 exceedance is greater than 10% comprise only 0.8% of the ...
Michigan Better Environmental is an experienced and trusted provider of professional radon testing and mitigation services. We are passionate about creating a safe environment for our customers by providing thorough radon testing and mitigation solutions in a timely manner. Our commitment to 1-on-1 customer service allows us to customize ...
Radon Supplies opened its doors in 1999, offering just a handful of radon mitigation items such as radon fans, couplers, and of course, our own VM2 Manometer. Since then, we have added many products that were invented in our own production labs, tested by independent sources, and grown our product line by dozens of new products.
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