1) spin-trapping
自旋截捕
1.
In this paper,the recent study on Fluorinated mono-and poly nitroxides via H-abstraction/spin-trapping by "magic blue" has been reviewed The productive process and EPR parameters related to the various nitroxides have also been involve
介绍了近年来利用“魔蓝”攫氢／自旋截捕生成各种新的含氟氮氧自由基的情况，包括各种含氟氮氧自由基的生成途径及其相应的ＥＰＲ参
2) spin trapping
自旋捕集
4) spin trap
自旋捕集
1.
The techniques of determination on free radicals mainly include spectrophotometry,high performance liquid chromatography, chemiluminescence, electrochemistry, spin trap and capillary electrophoresis.
涉及的自由基检测技术主要有分光光度吸收法与荧光方法、高效液相色谱法、化学发光法、电化学方法、自旋捕集技术和毛细管电泳方法,按间接检测方法和直接检测方法分类进行了评价。
5) Spin trapping
自旋捕捉
1.
In this paper,ESR,spin trapping and spin counteraction are used to study the photosensitization of hypocrellin A(HA) and cercosporin(CP) in homogeneous and heterogeneous systems separately.
本文在均相有机体系和非均相胶束体系中用ＥＳＲ、自旋捕捉、消自旋等技术研究了竹红菌甲素（ＨＡ）和尾孢素（ＣＰ）的光敏特征；测量了其光动力作用过程中￣１Ｏ＿２、负离子自由基和的相对产率，发现均相体系中ＨＡ的光敏活性略高于ＣＰ。
6) spin traps
自旋捕捉剂
1.
A series of new spin traps α,ω bis (C aryl tertbutylnitrone) polyether which have two trap centers and bridged with polyether chain, have been designed and synthesized.
设计合成一系列聚醚联结的双捕捉中心自旋捕捉剂—α，ω双（碳芳基叔丁基硝酮）聚醚，用光谱鉴定其结构。
2.
A new class of acyclic(nitrone)spin traps with long alkyl chains possessing two trapping centres α,ω-bis(C-arylnitrone)-alkanes have been synthesized and characterized by IR,~1HNMR,elemental analyses and ESR spe- ctroscopy.
本文报导一类长链烷基具有双捕获中心的新型自旋捕捉剂α,ω-双(碳-芳基硝酮)烷的合成,并对产物进行了光谱鉴定。
补充资料：自旋-自旋弛豫
自旋-自旋弛豫
磁共振成像术语。又称T2弛豫或横向弛豫(transverse relaxation)，指垂直于外磁场B0方向的磁化矢量的指数性衰减过程。磁共振成像时，对置于外磁场B0中的自旋系统施加90°射频脉冲，则自旋系统被激励，其净磁化矢量指向与外磁场B0垂直；射频脉冲终止后，被激励的质子与邻近的原子核之间发生相互作用，逐渐失去相位，净磁化矢量指向恢复与外磁场平行，该过程称自旋-自旋弛豫。自旋-自旋弛豫过程无能量交换。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条