自由基化学
- free radical chemistry
![自由基化学](../cache/919349.jpg)
-
脑神经退行性疾病中的有机化学&朊病毒(疯牛病)中的蛋白物理有机化学和自由基化学
Organic Chemistry in Neurodegenerative Disorders Physical Organic Chemistry and Bioorganic Free Radical Chemistry of Prion Protein
-
基于抗坏血酸对鲁米诺与超氧阴离子自由基化学发光反应的抑制作用,建立了一种测定抗坏血酸的流动注射化学发光法。
A new flow injection chemiluminescence method for the determination of ascorbic acid is reported . It is based on the inhibition effect of ascorbic acid on the chemiluminescence reaction of Luminol and super-oxide anion radical .
-
在过去的几十年里,自由基化学在理论和应用方面都取得了巨大进展,尤其在最近的二十年中,自由基反应在有机化学中已经变得越来越重要。
During the past decades , radical chemistry has advanced tremendously not only in principles but also in synthetic applications . Especially , in the last twenty years , free radical reactions have become increasingly important , as well as a very attractive tool in organic synthesis .
-
NOx存在下异戊二烯与OH自由基大气化学反应
An Experimental Study for Atmospheric Chemistry of Isoprene with OH Radicals in the Presence of NO x
-
正离子自由基的化学Ⅱ,芳胺五氯化锑络合物的ESR及阻聚性质
The Chemistry of Positive Ion Free Radical ⅱ、 Electron spin Resonance of Complexes of Some aromatic amine with Antimony Pentachloride and Their properties of Inhibiting Polymerization
-
在DMF-四乙基溴化铵(TEAB)质子惰性介质中,马蔺子素连续两步单电子还原生成相应氢醌阴离子,无中间体半醌自由基的化学反应发生。
In DMF tetraethyl ammonium bromide ( TEAB ) media , the reduction of irisquinone was two successive single electron processes without the chemical reaction of the free radical semiquinone .
-
用自制的高时间分辨电子自旋共振波谱仪,测量得到了酸性、碱性和胶束环境下的光解杜醌/乙二醇(DQ/EG)溶液瞬态自由基的化学诱导动态电子自旋极化(CIDEP)谱。
The CIDEP spectra of the transient radicals in the photolysis of duroquinone ( DQ ) / ethylene glycol ( EG ) system in acid , basic and micellar environment were measured with the homemade highly time-resolved ESR spectrometer .
-
并且进行了不对称1,3-二酮自由基反应化学选择性的初步研究,提出了反应机理。
We have studied the regioselectivity of this new radical reaction and proposed the mechanism .
-
一种能够与氧化剂、由基或释放自由基的化学物质发生反应使其中性的营养物或者化学物质。
A nutrient or chemical that reacts with and neutralizes oxidants , free radicals or chemicals that release free radicals .
-
无论是氧自由基等化学诱因,还是缺氧等物理诱因,内皮细胞损伤及其凝血与溶栓机能失调是血栓形成的主要机制之一。
Either induced by oxygen free radical or hypoxia , endothelial cells damage and its obstacle of haemostasis and thrombus dissolution , appear one of the main mechanisms of thrombus formation .
-
H2O-O2自由基簇射结合化学吸收脱除烟气中的NOx
NO_x-Removal of NO_x from Flue Gases by DC Corona H_2O-O_2 Radical Shower in Conjunction with Chemical Absorption
-
炉内再燃区自由基变化及其化学机理的模拟
Study on changes of radicals and kinetic model in reburning area
-
羟基自由基参与的化学反应属于游离基反应,化学反应速度极快。
The chemical reaction of hydroxyl radical is free radical reaction , whose reaction speed is very high .
-
光敏分子与稳态自由基体系的化学诱导动态电子极化的理论计算
Theoretical Calculation of the Chemically Induced Dynamic Electron Polarization ( CIDEP ) in the Photosensitive Molecule and Stable Radical System
-
巨噬细胞也会分泌酶,与一氧化氮自由基一起产生化学反应,随着时间的推移会使物体降解。
Macrophages secrete enzymes too , together with nitric oxide radicals , which create a chemical reaction that degrades the object over time .
-
以丙烯酰胺为原料,通过自由基聚合和高分子化学反应合成了降粘剂A-1。
The viscosity reducer A-1 was synthesized from acrylic amide by radical polymerization and high molecular reaction .
-
食品有效成分的羟自由基的清除能力化学评价。
Chemical evaluation of their antioxidation of some effective ingredients in foods .
-
实验结果说明不同硒化合物不仅能够清除细胞体系产生的活性氧自由基,而且对化学反应生成的活性氧自由基也有清除作用。
It is concluded that the different selenium forms can clear the active oxygen radicals produced from both cellular metabolism and chemical reactions .
-
一氧化氮(NO)是一种含自由基的气体,化学性质非常活泼。
It is identified that nitric oxide ( NO ), a labile and highly reactive radical , can be synthesized in most part of animal body .
-
近年来,活性/可控自由基聚合和点击化学技术的发展,为合成各种复杂结构的非线形聚合物提供了帮助。
In recent years , the development of living / controlled radical polymerization and click chemistry makes the synthesis of various nonlinear polymers with complex structure much easier .
-
本论文采用量子化学计算方法研究了过氧自由基(RO2和HO2)的大气化学反应及自由基化学放大过程中的水效应。
In this thesis , the peroxy radical ( HO_2 and RO_2 ) atmospheric chemistry reaction and radical amplifier chemistry water effect have been investigated with the theory method .