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Effect of Third Interstitial Fluid on Adverse Outcomes in Patients with Severe Pre-eclampsia and Twin Pregnancy:A 5-year Single-center Retrospective Study
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作者 Liang-nan ZHANG Zi-zhuo WANG +4 位作者 jian-li WU Wen-cheng DING Xing-guang LIN teng ji Shao-shuai WANG 《Current Medical Science》 SCIE CAS 2023年第6期1213-1220,共8页
Objective This study aims to identify the effect of third interstitial fluid on adverse outcomes in twin pregnancies with severe pre-eclampsia,and explore the differences in bad ending between twins and singletons.Met... Objective This study aims to identify the effect of third interstitial fluid on adverse outcomes in twin pregnancies with severe pre-eclampsia,and explore the differences in bad ending between twins and singletons.Methods The present retrospective cohort study was conducted on patients with severe pre-eclampsia,who delivered in Tongji Hospital,Wuhan,China,between 2017 and 2022.The adverse outcomes in singleton and twin pregnancies with severe pre-eclampsia were initially investigated.Then,the diverse maternal and fetal consequences between singleton and twin pregnancies in patients with severe pre-eclampsia were compared after merging with the third interstitial fluid.Results A total of 709 patients were included for the present study.Among these patients,68 patients had twin pregnancies,and 641 patients had singleton pregnancies.The rate of postpartum hemorrhage(2.81%vs.13.24%,P<0.001),and admission rate to the Neonatal Intensive Care Unit(NICU)after birth(30.73%vs.63.24%,P=0.011)were significantly higher in twin pregnancies.The neonatal weight of twins was statistically lower than singletons(1964.73±510.61 g vs.2142.92±731.25 g,P=0.008).For the groups with the third interstitial fluid,the delivery week(P=0.001)and rate of admission to the NICU after birth were significantly advanced in twin pregnancy group,when compared to singleton pregnancy group(P=0.032),and the length of hospital stay was shorter(P=0.044).Furthermore,there was no statistically significant difference between the twin pregnancy group and the singletony pregnancy group without the third interstitial fluid.Conclusion The maternal and fetal adverse outcomes of patients with severe pre-eclampsia increased in twin pregnancies,when compared to singleton pregnancies.Thus,when patients develop the third interstitial fluid,twin pregnancies would more likely lead to adverse fetal outcomes,when compared to singleton pregnancies,and there would be no significant difference in maternal adverse outcomes.More attention should be given to patients who merge with the third interstitial fluid. 展开更多
关键词 third interstitial fluid twin pregnancies severe pre-eclampsia adverse outcome risk factors
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Thermoelectric transport in holographic quantum matter under shear strain
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作者 teng ji Li Li Hao-Tian Sun 《Communications in Theoretical Physics》 SCIE CAS CSCD 2023年第1期102-119,共18页
We study thermoelectric transport under shear strain in two spatial dimensional quantum matter using the holographic duality.General analytic formulae for the DC thermoelectric conductivities subjected to finite shear... We study thermoelectric transport under shear strain in two spatial dimensional quantum matter using the holographic duality.General analytic formulae for the DC thermoelectric conductivities subjected to finite shear strain are obtained in terms of black hole horizon data.Off-diagonal terms in the conductivity matrix also appear at zero magnetic field,resembling an emergent electronic nematicity,which cannot nevertheless be identified with the presence of an anomalous Hall effect.For an explicit model study,we numerically construct a family of strained black holes and obtain the corresponding nonlinear stress-strain curves.We then compute all electric,thermoelectric,and thermal conductivities and discuss the effects of strain.While the shear elastic deformation does not affect the temperature dependence of thermoelectric and thermal conductivities quantitatively,it can strongly change the behavior of the electric conductivity.For both shear hardening and softening cases,we find a clear metal-insulator transition driven by the shear deformation.Moreover,the violation of the previously conjectured thermal conductivity bound is observed for large shear deformation. 展开更多
关键词 black hole transport property gauge-gravity duality condensed matter shear strain
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对3.9GeV附近0^(++)和2^(++)(类)粲偶素的理解
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作者 纪腾 董相坤 +4 位作者 Miguel Albaladejo 杜孟林 郭奉坤 Juan Nieves 邹冰松 《Science Bulletin》 SCIE EI CAS CSCD 2023年第7期688-697,共10页
在过去的20年里,各个实验组在粲偶素能量区间(约3.1~4.5 GeV)观测到了大量的(类)粲偶素,这些粲偶素的发现不仅极大地丰富了强子谱,也将传统的cc介子拓展到了奇特强子态领域.在3.9 GeV能量附近有许多(类)粲偶素的实验候选者,如:X(3915),Z... 在过去的20年里,各个实验组在粲偶素能量区间(约3.1~4.5 GeV)观测到了大量的(类)粲偶素,这些粲偶素的发现不仅极大地丰富了强子谱,也将传统的cc介子拓展到了奇特强子态领域.在3.9 GeV能量附近有许多(类)粲偶素的实验候选者,如:X(3915),Z(3930),χc0(3930),χc2(3930)以及X(3960)等,然而它们的本质是什么依然存在争议.本文提出以下猜想:(1)J/φω中观测到的X(3915)与χc2(3930)是同一个态;(2) Ds+Ds-道中观测到的X(3960)是Ds+Ds-体系的S波强子分子态;(3)B+→D+D-K+过程里的JPC=0++组分与X(3960)具有相同来源,质量大约为3.94GeV,并非如《粒子物理综述》中所列来源于X(3915).通过对LHCb实验组在B+→D((s))+D((s))-K+过程以及Belle和BaBar实验组在双光子对撞过程给出的实验数据进行联合拟合,作者发现上述猜想与当前的实验结果都是一致的.本工作不仅对(类)粲偶素能谱提供了新的探索思路,也加深了研究人员对含粲强子之间的相互作用的理解. 展开更多
关键词 Charmonium(-like)states Hadronic molecules Heavy quark spin symmetry Exotic hadrons Hadron-hadron interactions
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