目的:运用Omega Wave Sport Technology System诊断优秀女子排球运动员身体机能状态,期待其能成为一种无创诊断运动员中枢疲劳的新手段。方法:训练结束后,8名优秀女子排球运动员进行Omega Wave Sport Technology System测试,对测试结果...目的:运用Omega Wave Sport Technology System诊断优秀女子排球运动员身体机能状态,期待其能成为一种无创诊断运动员中枢疲劳的新手段。方法:训练结束后,8名优秀女子排球运动员进行Omega Wave Sport Technology System测试,对测试结果进行研究。结果:运动员的迷走神经调节系统影响因数(Avag)、交感神经调节系统影响因数结果(Asym)及平均反应时(mean reaction time,m RT)结果各周之间没有显著变化;第四周尿多巴胺(dopamine,DA)结果与第三周存在显著差异(P<0.05)。结论 :(1)大强度训练易导致排球运动员发生中枢疲劳;(2)Omega Wave Sport Technology System可对运动员中枢疲劳状况作出判断。展开更多
本文基于OFES(Ocean general circulation model For the Earth Simulator)模式0.1°×0.1°高分辨率温盐和三维流场数据,分析Omega方程在南海垂向流速诊断中的适用性和南海垂向流速的时空变化特征。结果表明,Omega方程诊...本文基于OFES(Ocean general circulation model For the Earth Simulator)模式0.1°×0.1°高分辨率温盐和三维流场数据,分析Omega方程在南海垂向流速诊断中的适用性和南海垂向流速的时空变化特征。结果表明,Omega方程诊断垂向流速w_(Omega)与OFES模式垂向流速w_(OFEES)在南海海盆大部分区域量级相当,约为O(10^(-5) m/s),南海北部陆架区则小一个量级。w_(Omega)和w_(OFEES)的空间相关系数r^(s)在台湾西南部(R1区)和越南以东(R2区)较大,在菲律宾西(R3区)、南海南部(R4区)以及海南岛东北部(R5区)较小。季节变化上,R1、R2和R4区r^(s)冬季大、夏季小,R3和R5区r^(s)无明显季节特征。R1和R2区是Omega方程的适用区,其w_(Omega)与w_(OFEES)的时间相关系数rt较大。各区域中形变项(S_(DEF))的贡献率均超过50%,整体大于平流项(S_(ADV)),并呈现出“上层S_(ADV)主导,下层S_(DEF)增强”的共同垂向结构,其临界深度在20~70 m之间。对比eSQG(effective Surface Quasi-Geostrophy)诊断垂向流速结果,Omega方程明显更适用于南海垂向流速的诊断。展开更多
Objective:To investigate the effectiveness of Omega in the correction of onychocryptosis among individuals with mild to moderate cases.Methods:Sixty patients with mild to moderate onychocryptosis,treated at our instit...Objective:To investigate the effectiveness of Omega in the correction of onychocryptosis among individuals with mild to moderate cases.Methods:Sixty patients with mild to moderate onychocryptosis,treated at our institution from April 1,2023,to March 31,2025,were selected as subjects for this study.The participants were randomly assigned into two groups using a random number table:the control group,which received nail groove packing,and the observation group,which underwent Omega onychocryptosis correction,with 30 patients in each group.The relief from inflammation,duration of healing,comfort of the foot,and satisfaction levels of the two groups were assessed and compared.Results:The duration of redness and swelling,discomfort,exudate,and healing time in the observation group were all significantly shorter than in the control group(P<0.05).No significant difference in VAS scores was seen between the two groups three days post-treatment(P>0.05);however,one and two weeks post-treatment,the VAS scores in the observation group were significantly lower than those in the control group(P<0.05).The observation group’s satisfaction rating was 100.00%(30/30),markedly surpassing the control group’s rate of 83.33%(25/30),with statistical significance(P<0.05).Conclusion:Omega onychocryptosis correction for individuals with mild to moderate onychocryptosis can yield favorable treatment outcomes,significantly alleviate pain,enhance symptomatology,and elevate patient satisfaction.展开更多
Elinvar alloys exhibit temperature-independent elastic modulus within a specific temperature range,known as the Elinvar effect,which was first observed in Fe-Ni alloys[1].The unique temperature-independent elastic mod...Elinvar alloys exhibit temperature-independent elastic modulus within a specific temperature range,known as the Elinvar effect,which was first observed in Fe-Ni alloys[1].The unique temperature-independent elastic modulus makes Elinvar alloys highly desirable in precision-control applications,including aerospace,electronics,and optical instruments.Currently,most of the used and studied Elinvar alloys are ferromagnetic alloys(FeNi and Fe-Pt)and antiferromagnetic alloys(Fe-Mn and γ-MnCu)[2–4].The Elinvar effect in these alloys typically originates from magnetostriction or magnetoelastic effects,which are magnetic fieldor magnetic transition-dependent[5].Consequently,these Elinvar alloys cannot function properly in the presence of a magnetic field owing to their Elinvar effect being closely tied to magnetic phase transition.Therefore,developing non-magneticdependent Elinvar alloys is highly essential to widen their practical applications.展开更多
文摘本文基于OFES(Ocean general circulation model For the Earth Simulator)模式0.1°×0.1°高分辨率温盐和三维流场数据,分析Omega方程在南海垂向流速诊断中的适用性和南海垂向流速的时空变化特征。结果表明,Omega方程诊断垂向流速w_(Omega)与OFES模式垂向流速w_(OFEES)在南海海盆大部分区域量级相当,约为O(10^(-5) m/s),南海北部陆架区则小一个量级。w_(Omega)和w_(OFEES)的空间相关系数r^(s)在台湾西南部(R1区)和越南以东(R2区)较大,在菲律宾西(R3区)、南海南部(R4区)以及海南岛东北部(R5区)较小。季节变化上,R1、R2和R4区r^(s)冬季大、夏季小,R3和R5区r^(s)无明显季节特征。R1和R2区是Omega方程的适用区,其w_(Omega)与w_(OFEES)的时间相关系数rt较大。各区域中形变项(S_(DEF))的贡献率均超过50%,整体大于平流项(S_(ADV)),并呈现出“上层S_(ADV)主导,下层S_(DEF)增强”的共同垂向结构,其临界深度在20~70 m之间。对比eSQG(effective Surface Quasi-Geostrophy)诊断垂向流速结果,Omega方程明显更适用于南海垂向流速的诊断。
文摘Objective:To investigate the effectiveness of Omega in the correction of onychocryptosis among individuals with mild to moderate cases.Methods:Sixty patients with mild to moderate onychocryptosis,treated at our institution from April 1,2023,to March 31,2025,were selected as subjects for this study.The participants were randomly assigned into two groups using a random number table:the control group,which received nail groove packing,and the observation group,which underwent Omega onychocryptosis correction,with 30 patients in each group.The relief from inflammation,duration of healing,comfort of the foot,and satisfaction levels of the two groups were assessed and compared.Results:The duration of redness and swelling,discomfort,exudate,and healing time in the observation group were all significantly shorter than in the control group(P<0.05).No significant difference in VAS scores was seen between the two groups three days post-treatment(P>0.05);however,one and two weeks post-treatment,the VAS scores in the observation group were significantly lower than those in the control group(P<0.05).The observation group’s satisfaction rating was 100.00%(30/30),markedly surpassing the control group’s rate of 83.33%(25/30),with statistical significance(P<0.05).Conclusion:Omega onychocryptosis correction for individuals with mild to moderate onychocryptosis can yield favorable treatment outcomes,significantly alleviate pain,enhance symptomatology,and elevate patient satisfaction.
基金financially supported by the National Natural Science Foundation of China(No.52401161)the Natural Science Foundation of Sichuan Province for Young Scholars(No.24NSFSC6582)+3 种基金the Postdoctoral Fellowship Program of CPSF(No.GZC20231761)the National Natural Science Foundation of China(No.52271249)the Key Research and Development Program of Shaanxi(No.2023-YBGY-488)the Xi'an Talent Plan(No.XAYC240016).
文摘Elinvar alloys exhibit temperature-independent elastic modulus within a specific temperature range,known as the Elinvar effect,which was first observed in Fe-Ni alloys[1].The unique temperature-independent elastic modulus makes Elinvar alloys highly desirable in precision-control applications,including aerospace,electronics,and optical instruments.Currently,most of the used and studied Elinvar alloys are ferromagnetic alloys(FeNi and Fe-Pt)and antiferromagnetic alloys(Fe-Mn and γ-MnCu)[2–4].The Elinvar effect in these alloys typically originates from magnetostriction or magnetoelastic effects,which are magnetic fieldor magnetic transition-dependent[5].Consequently,these Elinvar alloys cannot function properly in the presence of a magnetic field owing to their Elinvar effect being closely tied to magnetic phase transition.Therefore,developing non-magneticdependent Elinvar alloys is highly essential to widen their practical applications.
