当阳光照射在纳米管上时，纳米管释放出高能量的载荷子，使得水分子分解为两种活性成分-氢氧自由基和氢离子。
When light falls on the nanotubes, they release energetic charge carriers, which split the water molecules inside them into two reactive components - hydroxide radicals and hydrogen ions.
大海溅起浪花，因而使海洋空气中富含负氢离子，抵消自由基（阳离子）带电粒子，增强我们的吸氧能力。
Sea spray – and, therefore, sea air – is full of negative hydrogen ions, charged particles that neutralise damaging free radicals (positive ions) and improve our ability to absorb oxygen.
李子干里的果酸(neochlorogenic andchlorogenic acids)含量极高，是抗击“超氧阴离子自由基(superoxide anionradical)”特别有效的抗氧化剂。
Prunes contain high amounts of neochlorogenic and chlorogenic acids, antioxidants that are particularly effective at combating the \ "superoxide anion radical."
晶片等离子体加工室的结构设置成使反应性自由基与放置在晶片等离子体加工室内的晶片表面上的物质反应。
The wafer plasma processing chamber is configured to react the reactive radical with a species at a surface of a wafer disposed in the wafer plasma processing chamber.
李子干含有的大量新绿原酸和绿原酸，是对付“过氧化阴离子自由基”特别有效的抗氧化剂。
Dried plums contain high amounts of neochlorogenic and chlorogenic acids, antioxidants that are particularly effective in combating the " superoxide anion radical".
结果提示铁离子参与的自由基反应可能是顺铂耳毒性机制之一。
The Fe ion participated free radical response could be one of the mechanisms of CDDP in damaging hearing.
处于溶剂笼中的三重态离子自由基对经电子反传，产生激发三重态二烯。
Excited triplet diene is formed via back electron transfer between radical ion pair within a solvent cage.
我们根据实验结果并借鉴前人的经验，指出低聚物阳离子自由基向单体的链转移是诠释这一切问题的关键。
We find that the chain transfer reaction between oligomeric radical cations and monomers is the key to elucidate these questions.
自由基医学是近年来兴起的一门交叉学科，本文对自由基在吸烟、职业烟尘微粒、金属离子、石英、石棉等理化因素致肺癌过程中的发病机制进行探讨。
This article briefly discussed the role of free radicals in the lung cancer induced by physical and chemical factors such as smoking, occupational dust particles, metal ions, quartz, asbestos.
本文对自由基在吸烟、职业烟尘微粒、金属离子、石英、石棉等理化因素致肺癌中的作用进行简要综述。
The role of free radicals in the lung cancer induced by physical and chemical factors such as smoking, occupational dust particles, metal ions, quartz, asbestos were briefly discussed in this article.
结论褪黑激素能增强大脑皮质对氧自由基和细胞内钙离子的清除能力，对抗神经细胞过氧化和延缓神经组织衰老具有一定的作用。
Conclusion It suggested that melatonin may have an effect on clearing oxygen free radical and free calcium ion in the nerve cells of cerebral cor-tex and delaying the brain aging.
目的探讨核桃仁清除超氧阴离子自由基(O·-2)的能力。
Objective it is to discuss the ability of walnut clearing oxygen free radical (o · -2).
电子转移生成离子自由基对后，电荷分离与逆电子转移过程相互竞争。
Quenching by electron transfer involves creation of an ion pair. Charge separation and back electron transfer is then a competitived process.
自由基分子及分子离子光谱在天体演化、化学反应动力学、医学等方面具有重要意义。
Free radicals and molecular ions play an important role in the study of interstellar medium, chemical reaction dynamics and medicines.
由聚丙烯腈的红外光谱端基分析证实了MST组分与铈离子反应产生的自由基能引发烯类聚合。
The end group analysis of polyacrylonitrile by IR spectrum confirmed that the free radical produced by the reaction of MST and eerie ion could initiate the polymerization of vinyl monomer.
用AM 1半经验方法，优化了吲哚和苯酚中性分子、正离子自由基和负离子自由基的几何构型。
The geometries of neutral indole and phenol, as well as their cation radicals and anion radicals, have been optimized by using AM1 method.
其结果证实：在种种分子重排反应中，总是趋向于生成结构更稳定的碳正离子或碳负离子或自由基中间体及其产物。
Their result affirm: in all sorts of molecular rearrangement reactions, anyway tend to produce more stable carbocation, or carboanion, or free radical middle substance and their products.
混杂光固化体系中比较重要的是自由基-阳离子混杂光固化体系。
Free radical-cationic hybrid UV curing system is a important one in the hybrid polymerization system.
推测电离辐射的上述生物学效应正是由辐照细胞生成的超氧阴离子和羟自由基引起的。
It was suggested that those biological effects were caused by superoxide anions and hydroxyl radicals produced in irradiated cells.
采用自由基溶液聚合法合成了阳离子环氧丙烯酸树脂。
The title cationic epoxy acrylic resin was synthesized with the method of free-radical solution polymerization.
在皮瓣缺血再灌注后产生大量的超氧阴离子自由基，其变化十分活跃。
A great number of superoxide anion free radicals were produced after ischemia and reperfusion of skin flap with active change.
绿茶中的茶多酚清除自由基的能力较强，它们对超氧阴离子自由基具有很强的清除效应。
Green tea polyphenols in the free radical scavenging ability, they have a strong superoxide anion radical scavenging effect.
采用密度泛函理论研究了氧负离子自由基与苯分子的反应。
The reaction mechanism between atomic oxygen radical anion and benzene has been investigated using the density functional theory (DFT).
结果发现用NOS自旋捕捉剂可检测到该体系所产生的超氧阴离子自由基。
It was found that the superoxide radicals could be detected by NOS in the above system.
研究了芳族自由基负离子裂解反应中沿着反应坐标两个势能超曲面可能存在交叉点的问题。
The possible existence of a crossing point between two potential hypersurfaces along the reaction coordinate for the cleavage reactions of aromatic radical anions is studied.
还原剂的存在降低了单重态氧的生成并引起了超氧负离子自由基的生成。
The singlet oxygen production was decreased and superoxide anion radical production was initiated in the presence of reducing agents.
还原剂的存在降低了单重态氧的生成并引起了超氧负离子自由基的生成。
The singlet oxygen production was decreased and superoxide anion radical production was initiated in the presence of reducing agents.
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