求助英文文献 2 篇，感谢各位老师及专家们的热心帮助，谢谢！
【序号】：1
【作者】：Lukas Gold , Tobias Bach, Wolfgang Virsik, Angelika Schmitt,Jana Müller, Torsten E.M. Staab, Gerhard Sextl
【题名】：Probing lithium-ion batteries' state-of-charge using ultrasonictransmission - Concept and laboratory testing
【期刊】：Journalof Power Sources
【年、卷、期、起止页码】：Volume 343, 1 March 2017, Pages 536-544
【全文链接】：http://dx.doi.org/10.1016/j.jpowsour.2017.01.090
【序号】：2
【作者】：Wenqiang Tu, Pan Xia, XiongwenZheng, Changchun Ye, Mengqiang Xu, Weishan Li
【题名】： Insight into the interaction between layered lithium-rich oxideand additive-containing electrolyte
【期刊】：Journal of Power Sources
【年、卷、期、起止页码】：Volume 341, 15 February 2017,Pages 348-356
【全文链接】：http://dx.doi.org/10.1016/j.jpowsour.2016.12.012