论文标题

在MBSL期间,Na和Continuum闪烁的持续时间和序列与时间相关的单光子计数

Resolving duration and sequence of Na and continuum flashes during MBSL with time-correlated single photon counting

论文作者

Gordeychuk, T. V., Kazachek, M. V.

论文摘要

首次使用时间相关的单光子计数(TCSPC),用于解决持续时间和一系列Na和Continum的闪光,从Argon Gas饱和NaCl和SDS溶液中的MBSL期间。发现有两种闪光灯的气泡同时发出了它们,而Na Flash的延迟延迟约为0.5 ns。 Na闪存的持续时间分别定义为4.6 ns,7.5 ns,11.2 ns,分​​别为5 m NaCl,0.5 m NaCl,5 mM SDS溶液。对于所有研究的解决方案而言,连续闪光的持续时间为1.6-2.4 ns。为了解释Na闪光的持续时间相对较大,基于Na发射的最佳温度,提出了可能的Na发射区进化方案。

Time-correlated single photon counting (TCSPC) was used for the first time for resolving a duration and a sequence of the flashes of Na and continuum during MBSL from argon gas saturated aqueous NaCl and SDS solutions. It was found that a bubble giving both kinds of the flashes emits them simultaneously with a negligible delay of about 0.5 ns for Na flash. The duration of Na flash was defined as 4.6 ns, 7.5 ns, 11.2 ns for 5 M NaCl, 0.5 M NaCl, 5 mM SDS solutions, respectively. The duration of continuum flash was varying as 1.6-2.4 ns for all investigated solutions. To explain relatively large duration of Na flash, the scheme of evolution of presumable Na-emission zones is proposed based on the existence of an optimal temperature for Na emission.

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