نتایج جستجو برای: nowdays

تعداد نتایج: 117  

2008
Mikhail S. Plyushchay

The simplest N = 2 supersymmetric quantum mechanical system is realized in terms of the bosonic creation and annihilation operators obeying either ordinary or deformed Heisenberg algebra involving Klein operator. The construction comprises both the exact and spontaneously broken supersymmetry cases with the scale of supersymmetry breaking being governed by the deformation parameter. Proceeding ...

2012
A. Akbari F. Mohamadzadeh

Nowdays, iron nanoparticles due to their unique characteristics are used in all of sciences and technology. These nano particles due to their electrical, magnetic, optical and catalytic properties and having high area and activity that is promped by their small size and most importantly many scientists from the entire world are interested in their low cost production. In this project we used me...

2008
A. Garsia N. Wallach G. Xin M. Zabrocki

This work lies accross three areas of investigation that are by themselves of independent interest. A problem that arose in quantum computing led us to a link that tied these areas together. This link led to the calculation of some Kronecker coefficients by computing constant terms and conversely the computations of certain constant terms by computing Kronecker coefficients by symmetric functio...

Introduction Nowdays desertification is a disaster in many countries , especially in developing countries. This problem includes natural factors and improper human activities. According to the expansion of desertification, providing the appropriate management methods will be reduced desertification intensity and its expansions. In this way, knowledge of processes of desertification and facto...

2004
Artem Trunov Tofigh Azemoon Adil Hasan Wilko Kröger

BaBar has recently moved away from using Objectivity/DB for its event store toward a ROOT-based one. Data in the new format is produced at over two dozen institutions worldwide including SLAC. Among new challenges is the organization of data export from remote institutions, its archival at SLAC and bringing it to the users for analysis or import to their own institutions. The new system is desi...

2015
Vladimir Kostić

Acquired autoimmune myasthenia gravis (MG) is an organ specific autoimmune disorder of the neuromuscular junction. In the majority of the patients (~85%) antibodies are directed to muscle postsynaptic nicotinic acetylcholine receptor (AChR), but in others the target is non-AChRprotein at neuromuscular junction, such as Muscle-specific receptor tyrosine kinase (MuSK), or low density lipoprotein ...

2004
M. Capitelli O. De Pascale P. Diomede A. Gicquel C. Gorse K. Hassouni S. Longo D. Pagano

Different approaches to study vibrational kinetics coupled to electron one for modeling different kinds of negative ion sources are presented. In particular two types of sources are investigated. The first one is a classical negative ion source in which the plasma is generated by thermoemitted electrons; in the second one, electrons already present in the mixture are accelerated by an RF field ...

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