نتایج جستجو برای: stabil

تعداد نتایج: 907  

2013
Peter N. Horton Mehmet Akkurt Shaaban K. Mohamed Antar A. Abdelhamid Adel A. Marzouk

In the title compound, C19H17NO2, the dihedral angle between the benzene ring and the naphthalene ring system is 9.72 (5)°, while the torsion angle of the C-N-C-C bridging group is 179.24 (17)°. The methyl group of the 1-phenyl-ethanol moiety is disordered over two positions with a refined occupancy ratio of 0.775 (5):0.225 (5). The mol-ecular conformation is stabil-ized by an intra-molecular N...

2012
D Sivanesan V Subramanian Balachandran Unni Nair

The stabil ity of several base-pairs has been calcul ated in water mediu m usi ng self-consistent reac tion fie ld theory (SCRF) in the framework of Hart ree-Fock (HF) theory formalism. T he nomenclature used by Sponer eta/. (J phys Chem, I 00( 1996) 1965) have bee n used fo r all the basepai rs in ves tigated in th is work. The bindi ng energy is fou nd to increase fo r TAH, GT2, GC I , GA4, a...

2017
Alessia Coccato Peter Vandenabeele

This review is to be considered part of the development of the MEMORI dosimeter, to evaluate the impact of climate (relative humidity, temperature, illumination, etc., including volatile organic compounds) on moveable objects. In the framework of the MEMORI project, Ghent University was given the task to assess pigment degradation upon acetic acid exposure, and to collect information on pigment...

2012
A. Jahubar Ali S. Athimoolam S. Asath Bahadur

IN THE TITLE COMPOUND (SYSTEMATIC NAME 2-amino-1-methyl-4-oxo-4,5-dihydro-1H-imidazol-3-ium 2-chloro-acetate), C(4)H(8)N(3)O(+)·C(2)H(2)ClO(2) (-), the mol-ecular aggregations are stabil-ized through classical (N-H⋯O) and non-classical (C-H⋯O and C-H⋯N) hydrogen-bonding inter-actions. The cations are linked to the anions, forming ion pairs through two N-H⋯O bonds that produce characteristic R(2...

2001
Paul F. Fischer Sigal Gottlieb

In this paper we review and further develop a class of strong stability-preserving (SSP)high-order time discretizations for semidiscrete method of lines approximations of par-tial differential equations. Previously termed TVD (total variation diminishing) timediscretizations, these high-order time discretization methods preserve the strong stabil-ity properties of first-order Eu...

2010
Bao Li Wen Li Ling Ye Guang-Feng Hou Li-Xin Wu

In the title coordination polymer, [Na(2)(C(4)H(3)N(2)O(2)S)Cl(H(2)O)(2)](n), the Na(I) ion lies on a twofold rotation axis and the chloride anion on an inversion center. The Na(I) ion is six-coordinated by two O atoms from two zwitterionic 2-mercaptopyrimidine-4,6-diolate ligands (mm2 symmetry), two water O atoms (m symmetry) and two Cl atoms in a distorted octa-hedral geometry. Adjacent Na(I)...

2013
Tina In-Albon

Zusammenfassung Internalisierende Störungen sind die häufigsten psychischen Störungen im Kindesund Jugendalter. Es kann heute als erwiesen angesehen werden, dass Angstund depressive Störungen nicht auswachsen, sondern im Gegenteil stabil sind und einen beträchtlichen Risikofaktor für die Entwicklung weiterer psychischer Störungen im Erwachsenenalter darstellen. Daher sollte diesen Störungen in ...

Journal: :Meteor STIP Marunda 2022

Penelitian ini dilatarbelakangi oleh adanya indikasi terjadinya penurunan kinerja pada sistem pendingin di mana temperatur ruang Refrigerated Cargo container tidak stabil dan rendahnya tekanan kompresi mesin pendingin. Tujuan dari penelitian adalah untuk mengetahui penyebab refrigerated cargo tercapai/maksimal kompresor 
 Metode yang digunakan dalam metode deskriptif kualitatif, studi pust...

Journal: :Pharmacoscript 2023

Daun tanaman porang (Amorphophallus muelleri Blume) memiliki potensi sebagai antioksidan karena mengandung senyawa flavonoid yang mampu menangkal radikal bebas. Penelitian ini bertujuan untuk memformulasi serta mengevaluasi sediaan lotion dari ekstrak daun stabil secara farmaseutik. menggunakan metode eksperimental yaitu kental diperoleh dengan mengekstraksi maserasi. Formulasi dibuat memvarias...

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