The objective of this work was to evaluate the effect of tractor wheeling with a light tractor on the root growth and soil properties of smooth brome in South Estonia.Field experiment was conducted on sandy loam Haplic Luvisol in 2007.Data were collected during September 2008 in both an uncompacted and compacted area.Because of the compaction, the
As an important popularfilm.blog component of Negative ion based Neutral Beam Injector (NNBI), the cryopump mainly provides a suitable vacuum environment for beam generation and transmission.In the paper, Liquid nitrogen (LN2) pipe structure models of two cryopumps were established for simulation and experimental studies.Thermal analysis of the the
Before encapsulation of spent nuclear fuel in a geological repository, the fuels need to be verified for safeguards purposes.This requirement applies to all spent fuel assemblies, including those with properties or designs that are especially challenging to verify.One such example are quivers, a new type of containers used to hold damaged spent fue