نتایج جستجو برای: seeping of gases

تعداد نتایج: 21167542  

2010
Mark J. Kushner Steven C. Pieper Robert B. Wiringa

Thirty-four prizes and awards will be presented during special sessions at three spring meetings of the Society: the 2010 March Meeting, March 15-19, in Portland, OR, the 2010 “April” Meeting, February 13-16, in Washington, DC, and the 2010 Atomic, Molecular and Optical Physics Meeting, May 25-29, in Houston, TX. Citations and biographical information for each recipient follow. The Apker Award ...

Journal: :EURASIP J. Adv. Sig. Proc. 2013
Anna Tonazzini Luigi Bedini

In this article, we consider the problem of removing see-through interferences from pairs of recto–verso documents acquired either in grayscale or RGB modality. The see-through effect is a typical degradation of historical and archival documents or manuscripts, and is caused by transparency or seeping of ink from the reverse side of the page. We formulate the problem as one of separating two in...

2003
Qian Wang Tao Xia Chew Lim Tan Lida Li

In this paper, we propose a directional wavelet approach to remove images of interfering strokes coming from the back of a historical handwritten document due to seeping of ink during long period of storage. Our previous work required mapping of both sides of the document in order to identify the interfering strokes to be eliminated. Perfect mapping, however, is difficult due to document skews,...

In internal combustion engines, only about a third of the total fuel input energy is converted into useful work. If the energy rejected into the cooling system and the exhaust gases could be recovered instead and put into useful work, fuel economy would have been substantially improved. The main aim of this research paper was to evaluate the effects of the hybrid nano-catalyst containing ce...

Journal: :IEEE Trans. Pattern Anal. Mach. Intell. 2002
Chew Lim Tan Ruini Cao Peiyi Shen

This paper addresses a problem of restoring handwritten archival documents by recovering their contents from the interfering handwriting on the reverse side caused by the seeping of ink. We present a novel method that works by first matching both sides of a document such that the interfering strokes are mapped with the corresponding strokes originating from the reverse side. This facilitates th...

F. Sereshki, I. Porter , N. Aziz , S.A. Hosseini,

The Outburst can be defined as a sudden release of coal and rock accompanied by large quantities of gas into the underground coal mine workings which represents a major hazard in underground coal mines. Gas drainage has been proven to be successful in reducing outburst hazards by decreasing the in-situ gas pressure. One of aspect of gas drainage from coal seams is coal matrix volume changes. Cu...

2011
ANDERS DAHLKILD

The present text is based on a set of lectures given as part of a post graduate course in fluid mechanics at the Department of Mechanics, KTH School of Engineering Sciences. The topic of kinetic gas theory was chosen as to broaden the students knowledge in the field of fluid mechanics in general. In particular the students should get a new perspective on the contiuum theory approach applied in ...

A. H. Mosafa , L. Garooci Farshi, S. M. Seyed Mahmoudi ,

The exhaust gases of gas turbine power plant carry a significant amount of thermal energy that is usually expelled to the atmosphere this causes a reduction in net work and efficiency of gas turbine. On the other hand, the generated power and efficiency of gas turbine plants depend largely on the temperature of the inlet air, So that they both increase as the inlet air temperature decreases. Th...

Journal: :Environmental Health Perspectives 1984
M J Evans

The acute and chronic action of the oxidant gases ozone, nitrogen dioxide and oxygen on the morphological appearance of cells of the alveolar and bronchiolar epithelium is reviewed. Type I cells of the alveolar and ciliated cells of the bronchiolar epithelium appear to be sensitive targets for the oxidant gases. The degree of damage is influenced by age, nutritional status and the development o...

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