نتایج جستجو برای: disposal barrier

تعداد نتایج: 108176  

2003
Hiroyuki UMEKI Masahiko KUROKI Atsuyuki SUZUKI

Sensitivity analyses for mass transport model in porous media were performed by using adjoint method. The mass transport model employed is to evaluate the performance of engineered barrier of shallow land disposal, assuming that water flows through a cylinder packed with sand. In this model instantaneous sorption equilibrium between liquid and solid phases is assumed and two types of boundary c...

2014
Bart J. M. Eskens Thomas M. Leurgans Hans Vink Jurgen W. G. E. VanTeeffelen

While previous studies have indicated an important role for the endothelial glycocalyx in regulation of microvascular function, it was recently shown that acute enzymatic glycocalyx degradation in rats was associated with an impaired insulin-mediated glucose disposal. The aim of this study was to determine whether glycocalyx damage in skeletal muscle occurs at an early stage of diet-induced obe...

2016
M. Becker H. Lippold

The preferred method for the storage of spent nuclear fuel (HLW) is the disposal in deep geological formations. The repository will consist not only of the geological barrier but also of an engineered barrier and has to isolate the waste for at least 10 years from the biosphere [1]. In this barrier, several materials like concrete or bentonite are effective in retention of radionuclides. In mod...

2017
Wenbin Ma Dingena Schott Gabriël Lodewijks Glen Corder

Deep sea mining tailings disposal is a new environmental challenge related to water pollution, mineral crust waste handling, and ocean biology. The objective of this paper is to propose a new tailings disposal procedure for the deep sea mining industry. Through comparisons of the tailings disposal methods which exist in on-land mining and the coastal mining fields, a new tailings disposal proce...

2008
Yvonne Tsang Jens Birkholzer

radioactive waste is currently the preferred means of disposal for many countries worldwide. The role of ESD's Nuclear Waste Program (NWP) is to assist the U.S. Department of Energy, the United States, and other countries in achieving the safe disposal of high-level radioactive waste—by means of high-quality scientific analyses that encompass modeling, laboratory and field experiments, and tech...

2009
Seunghee Han Jennifer S. Lerner

Humans naturally dispose of objects that disgust them. Is this phenomenon so deeply embedded that even incidental disgust – i.e., where the source of disgust is unrelated to a possessed object – triggers disposal? Two experiments were designed to answer this question. Two film clips served as disgust and neutral primes; the objects were routine commodities (boxes of office supplies). Results re...

Journal: :Nature 1973

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