نتایج جستجو برای: c h formation
تعداد نتایج: 1872650 فیلتر نتایج به سال:
background: the aim of this study is to investigate the effect of vitamin a and c, as the agents that improve wound healing, on the adhesion formation process. materials and methods: sixty male wistar rats were used. they underwent midline laparotomy, for repair of a peritoneal injury, and were then assigned to four groups. group 1 (vitamin a) received 2000 units/kg intramuscular injection of v...
سه کمپلکس جدید,[zn(tdmpp)2h2o](clo4)2.h2o (1) [zn(ncs)cl(tdmpp)] (2) [zni2(tdmpp)] (3) سنتز و از لحاظ ساختاری مورد بررسی قرار گرفته اند. لیگاند 1،1،3،3-تتراکیس(5،3-دی متیل پیرازولیل)پروپان (tdmpp) در ترکیبات ذکر شده، اولین مثال از لیگاند انعطاف پذیر چهاردندانه ای با اتم های دهنده نیتروژن است که به صورت لیگاند کی لیت ساز انتهایی به فلز مرکزی کوئوردینه شده است. یون پرکلرات در ترکیب [zn(tdmpp)2h2o...
CaZrO3 nanoceramics were successfully synthesized at 700 C using the molten salt method, and the effects of processing parameters, such as temperature, holding time, and amount of salt on the crystallization of CaZrO3 were investigated. CaCl2, Na2CO3, and nano-ZrO2 were used as starting materials. On heating, CaCl2–NaCl molten eutectic salt provided a liquid medium for the reaction of CaCO3 an...
In the structure of the title compound, C(13)H(17)NO(4), the packing is stabilized by weak C-H⋯O and C-H⋯π inter-actions, resulting in the formation of a three-dimensional network.
Ž . w Ž . x We use a quasiempirical valence bond QVB scheme E.A. Carter, Chem. Phys. Lett. 169 1990 218 for calculating the heats of formation of adsorbed species on surfaces to provide reliable estimates of the relative stabilities of several of the surface intermediates and adsorbate-surface bond strengths that are important in the selective dehydrogenation of cyclohexŽ . ane to benzene over ...
We use hybrid density functional calculations to assess n-type doping in monoclinic (Al$_x$Ga$_{1-x}$)$_2$O$_3$ alloys. focus on Si, the most promising donor dopant, and study structural properties, formation energies charge-state transition levels of its various configurations. also explore impact C H, which are common impurities metal-organic chemical vapor deposition (MOCVD). In Ga$_2$O$_3$,...
5'-Methylthioadenosine/S-adenosylhomocysteine nucleosidase (MTAN) is a bacterial enzyme involved in S-adenosylmethionine-related quorum sensing pathways that induce bacterial pathogenesis factors. Transition state analogs MT-DADMe-Immucillin-A, EtT-DADMe-Immucillin-A and BuT-DADMe-Immucillin-A are slow-onset, tight-binding inhibitors of Vibrio cholerae MTAN (VcMTAN), with equilibrium dissociati...
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