نتایج جستجو برای: nuclear density

تعداد نتایج: 637521  

Journal: :Physical review letters 2007
M Stoitsov R B Cakirli R F Casten W Nazarewicz W Satuła

Calculations of nuclear masses, using nuclear density functional theory, are presented for even-even nuclei spanning the nuclear chart. The resulting binding energy differences can be interpreted in terms of valence proton-neutron interactions. These are compared globally, regionally, and locally with empirical values. Overall, excellent agreement is obtained. Discrepancies highlight neglected ...

1998
Matthias Lutz

We present a new chiral power expansion scheme for the nuclear equation of state. The scheme is effective in the sense that it is constructed to work around nuclear saturation density. The leading and subleading terms are evaluated and are shown to provide an excellent equation of state. As a further application we considered the chiral quark condensate in nuclear matter. Already at nuclear sat...

2011
K. SMETANA D. MIKULENKOVÁ H. KLAMOVÁ

The present study was undertaken to provide complementary data on the heterochromatin condensation in both central and peripheral nuclear regions during the cell differentiation and maturation using computer-assisted density measurements at the single-cell level. The lineage of neutrophilic granulocytes in the bone marrow of patients suffering from chronic myeloid leukaemia was very convenient ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...

2013
KE XU YANSHENG HAO

The aim of the present study was to detect senile nuclear cataract lens density and provide a quantitative measurement of lens density for the long-term clinical observation of cataracts. An Anterior Segment Analysis System was used to detect the lens density of 422 simple senile cataract eyes and normal contralateral eyes. The density values were taken at the optical axis at various depths mea...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشکده علوم پایه 1386

چکیده ندارد.

Journal: :quarterly journal of applied chemical research 2013
meysam mohammadnia ali pazirandeh mohammad hassan jalili bahabadi

Journal: :iranian journal of radiation research 0
s.m.j. mortazavi school of paramedical sciences and the center for radiological research, shiraz university of medical sciences, shiraz, iran m.a. mosleh-shirazi radiotherapy physics unit, radiotherapy department and center for research in medical physics and biomedical engineering, shiraz university of medical sciences, shiraz, iran m. baradaran-ghahfarokhi depatment of nuclear engineering, school of engineering, shiraz university, shiraz, iran z. siavashpour depatment of nuclear engineering, school of engineering, shiraz university, shiraz, iran a. farshadi depatment of nuclear engineering, school of engineering, shiraz university, shiraz, iran m. ghafoori secondary standard dosimetry laboratory, agricultural, medical and industrial research school, nuclear science and technology research institute, aeoi, tehran, iran

background: biological shielding of nuclear reactors has always been a great concern and decreasing the complexity and expense of these installations is of great interest. in this study, we used datolite and galena (daga) minerals for production of a high performance heavy concrete. materials and methods: datolite and galena minerals which can be found in many parts of iran were used in the con...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1974
G Assmann E A Sokoloski H B Brewer

Native and recombined lipoproteins have been studied by (31)P nuclear magnetic resonance spectroscopy. Very low-, low-, and high-density lipoproteins exhibited characteristic spectra. The main resonances were assigned to phosphatidylcholine and sphingomyelin. Relaxation times for these phospholipids were separately measured in low-density lipoproteins and high-density lipoproteins. The effect o...

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