pbq

The CIDEP spectrum of p-benzosemiquinone/ ethylene glycol ( PBQ/ EG) system has been obtained experimentally with the time-resolved ESR spectrometer by using 285 nm laser photolysis.

在285nm紫外激光辐照下，用时间分辨电子自旋共振（TRESR）波谱仪研究了对苯醌/乙二醇（PBQ/EG）体系，得到了发射的苯半醌中性自由基PBQH.和乙二醇碳自由基R。

互联网摘选

The visible absorption spectra of p-benzoquinone ( PBQ) in CS_2 were measured, and a weak absorption band around 507 nm attributed to n-π~ singlet-triplet transition was demonstrated.

测量了对苯醌（p-benzoquinone，PBQ）在CS2中的可见吸收光谱，论证了该实验中发现的507nm带来源于PBQ的n-π单-三态跃迁。

互联网摘选

Based on the radiation protection monitoring, the radiation protection of a 2.8 PBq 60 Co irradiation equipment run about ten years are summarized and assessed.

从辐射防护角度，对一座2.8PBq60Co辐照装置运行近10年的辐射安全进行总结与评价。

互联网摘选

Because of the several resonance frequencies of multi-frequency antenna far from each other, we should guarantee enough bandwidth of PBQ which should cover all the frequencies.

由于多频带天线具有多个谐振点，并分布相差较远，光子晶体设计的关键问题之一是需要保证禁带带宽，使得能够覆盖多个谐振点，实现光子晶体结构对各个谐振频率点的优化作用。

互联网摘选

The radiochemical purity of radioiodinated 7 α-O-IA-DPN is more than 95%, and still greater than 90% kept for 24 h at room temperature. Radiochemical yields is 81%~ 90%, and specific radioactivity is 83.25 PBq/ mol.

研制结果为：碘标记的7αO IA DPN放化纯度大于95%，标记率为81%～90%，比活度高达83.25PBq/mol，室温下放置24h，放化纯度仍大于90%。

互联网摘选