نتایج جستجو برای: r2

تعداد نتایج: 30121  

Journal: :Journal of the Japanese Association for Petroleum Technology 1954

Journal: :iranian journal of radiation research 0
a.r. farajollahi department of medical physics, faculty of medicine, tabriz university of medical sciences, tabriz, iran f. pak department of medical physics and biomedical engineering, faculty of medicine, tehran university of medical sciences, tehran, iran m. horsfield department of cardiovascular sciences, university of leicester, leicester royal infirmary, leicester, uk z. myabi department of radiology, emam reza teaching hospital, tabriz university of medical sciences, tabriz, iran

background: in this study the basic radiation properties of n-isopropylacrylamaide polymer gel dosimeter were determined together with verification of its soft tissue equivalency. materials and methods: the nipam gel was prepared and irradiated approximately 2 h after manufacturing. the magnetic resonance (mr) images were made 24 h after irradiation. the nuclear magnetic resonance (nmr) respons...

2017
Alexander Koller Nikos Engonopoulos

1 [Adjr2, {r2}, {whiter2}] (whiter2) 2 [Adjr2,U, ∅] (nopr2) 3 [Nr2, {r2}, {whiter2, rabbit r2}] (rabbit r2, 1) 4 [Nr2, {r2}, {whiter2}] (thingr2, 1) 5 [Nr2, {r1, r2}, {rabbit r2}] (rabbit r2, 2) 6 [NPr2, {r2}, {whiter2, rabbit r2}] (ther2, 3) 7 [NPr2, {r2}, {whiter2}] (ther2, 4) 8 [NPr2, {r1, r2}, {rabbit r2}] (ther2, 5) 9 [Se, {e}, {whiter2, rabbit r2, sleepe,r2}] (sleepe,r2, 6) 10 [Se, {e}, {...

2010
Hossein Aghabozorg Saba Goodarzi Masoud Mirzaei Behrouz Notash

In the title adduct, 3C(13)H(9)N·C(9)H(6)O(6) or (acr)(3)(btc), associ-ations of one btc and three acr molecules linked by O-H⋯N hydrogen bonds occur. C-H⋯O interactions also occur, resulting in a cyclic hydrogen-bonded synthon R(2) (1)(6). The acr mol-ecules and the btc mol-ecules also form slipped or offset π-π stacking inter-actions [centroid-centroid distances of 3.5212 (17) Å for btc rings...

Journal: :Acta neurologica Scandinavica 2003
H Reiber K Walther H Althaus

OBJECTIVE Beta-trace protein concentrations in cerebrospinal fluid (CSF), serum and nasal secretions are investigated with a new quantitative, immunonephelometric assay. RESULTS The mean beta-trace concentration of normal lumbar CSF (18.4 mg/l) and normal serum (0.59 mg/l), from n = 132 control patients, were 10% higher than reported earlier for smaller control groups. The reference range of ...

Journal: :Proceedings of the National Academy of Sciences 1984

Journal: :The Journal of Thoracic and Cardiovascular Surgery 2018

Journal: :Computational Geometry 2017

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