Petr Pruner

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Persons with rheumatic diseases in the hand-arm-system are hindered to use requisits in their daily activities, because they can only fulfill grasping and holding functions with great difficulties and pain. A substancial point in this analysis takes the questions of existing knowledge and experiences in ergonomics and medical therapy concerning design(More)
A magnetic signature of tree rings was tested as a potential paleo-climatic indicator. We examined wood from sequoia tree, located in Mountain Home State Forest, California, whose tree ring record spans over the period 600 - 1700 A.D. We measured low and high-field magnetic susceptibility, the natural remanent magnetization (NRM), saturation isothermal(More)
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