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Observation of acoustic hybrid topological phases induced by the p-d orbital interactions

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Science China(Physics,Mechanics & Astronomy) 2025年第1期Mechanics & Astronomy) .卷 132-139页

作者： Xiao Xiang feng Gao Yu-Gui Peng Peng Wu Zong-lin li Xue-feng Zhu School of Physics and Innovation Institute Huazhong University of Science and Technology

In spinless systems,growing attention has recently been attracted to synthetic gauge fields,which redefine the fundamental crystal symmetries by utilizing the projective algebraic ***,synthetic gauge fields have been commonly investigated in single orbital systems,and explorations on hybrid orbitals remain elusive in ***,we report the experimental observation of hybrid topological phases induced by hybrid synthetic gauge flux,which is formed by the interaction between p and d orbitals embedded in acoustic *** breaking the translation symmetries of Lxand/or Ly,we unambiguously demonstrate the first-order M?bius edge states and higher-order corner *** work establishes a platform for seeking exotic topological phases induced by hybrid-orbitals interactions and initializing the framework of hybrid-orbitalsrelated topological *** applications can be anticipated in scenarios such as high-quality sensing and robust wave trapping due to the stepwise energy distribution of the hybrid topological phase.

关键词： topological insulator synthetic gauge field projective symmetry corner states

用依达拉奉和疏血通治疗急性脑梗死的效果研究

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当代医药论丛 2016年第23期14卷 48-50页

作者：李三峰新疆维吾尔自治区人民医院米东医院内二科新疆乌鲁木齐830000

目的 :探讨用依达拉奉和疏血通治疗急性脑梗死的临床效果。方法 :选取在我院进行治疗的84例急性脑梗死患者作为研究对象。将这84例患者随机分为参照组(n=41)和治疗组(n=43)。为参照组患者应用常规疗法进行治疗,在此基础上,为治疗组患者... 详细信息

目的 :探讨用依达拉奉和疏血通治疗急性脑梗死的临床效果。方法 :选取在我院进行治疗的84例急性脑梗死患者作为研究对象。将这84例患者随机分为参照组(n=41)和治疗组(n=43)。为参照组患者应用常规疗法进行治疗,在此基础上,为治疗组患者加用依达拉奉和疏血通进行治疗。治疗结束后,对比两组患者的临床疗效和脑神经功能缺损的评分。结果 :在进行治疗前,两组患者脑神经功能缺损的评分相比差异无统计学意义(P>0.05)。在治疗结束后,治疗组患者脑神经功能缺损的评分明显低于参照组患者,差异有统计学意义(P<0.05)。与参照组患者相比,治疗组患者治疗的总有效率更高,差异有统计学意义(P<0.05)。结论 :用依达拉奉和疏血通治疗急性脑梗死的临床疗效较好,能够有效地保护患者的脑细胞,改善其脑神经功能。

关键词：依达拉奉疏血通急性脑梗死临床效果总有效率脑神经功能

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图书馆数字化信息服务模式探讨

情报探索 2009年第1期 113-115页

作者：李三凤湘潭大学图书馆湖南411105

针对当前用户的信息需求,并结合数字化信息服务的特点,讨论了图书馆数字化信息服务的几种模式。

关键词：图书馆数字化信息服务

高校图书馆特色数据库开发与利用中的版权问题

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科技情报开发与经济 2007年第36期17卷 5-7页

作者：李三凤湘潭大学图书馆湖南湘潭411105

结合现行法律对有关版权问题的规定,对图书馆特色数据库开发与利用所涉及的版权问题进行了论述。

关键词：高校图书馆特色数据库版权

糖尿病脑梗塞患者颈动脉斑块、血脂的临床观察

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糖尿病新世界 2016年第22期19卷 119-120,136页

作者：李三峰新疆维吾尔自治区人民医院米东医院内二科新疆乌鲁木齐830000

目的观察糖尿病脑梗塞患者颈动脉粥样硬化斑块与血脂的关系。方法分别对45例糖尿病脑梗塞患者、57例非糖尿病脑梗塞患者、60例健康体检患者进行颈动脉超声检查,同时检测血脂。结果糖尿病组的颈动脉斑块发生率和其他两组相比较,均有差异... 详细信息

目的观察糖尿病脑梗塞患者颈动脉粥样硬化斑块与血脂的关系。方法分别对45例糖尿病脑梗塞患者、57例非糖尿病脑梗塞患者、60例健康体检患者进行颈动脉超声检查,同时检测血脂。结果糖尿病组的颈动脉斑块发生率和其他两组相比较,均有差异。总胆固醇、低密度脂蛋白与非糖尿病脑梗塞组及健康体检组相比较,均有差异。结论糖尿病患者颈动脉超声斑块、血脂检测对脑梗塞发生、发展有重要预测意义。

关键词：脑梗塞糖尿病颈动脉斑块血脂

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论高校图书馆特色数据库的建设

科技情报开发与经济 2005年第17期15卷 41-42页

作者：李三凤湘潭大学图书馆湖南湘潭411105

分析了高校图书馆特色数据库建设的现状,论述了高校图书馆特色数据库建设的思路,并提出了建库应该注意的几个问题。

关键词：高校图书馆特色数据库数据库建设

Depression mechanism of sulfite ions on sphalerite and Pb^(2+)activated sphalerite in the flotation separation of galena from sphalerite

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International Journal of Minerals,Metallurgy and Materials 2025年第2期32卷 335-345页

作者： feng Zhang Chenyang Zhang linlin Wu Wei Sun Hongliang Zhang Jianhua Chen Yong Pei Songjiang li Engineering Research Center of Ministry of Education for Carbon Emission Reduction in Metal Resource Exploitation and Utilization Hunan International Joint Research Center for Efficient and Clean Utilization of Critical Metal Mineral ResourcesSchool of Minerals Processing and BioengineeringCentral South UniversityChangsha 410083China State Key Laboratory of Mineral Processing Beijing General Research Institute of Mining&MetallurgyBeijing 100160China Hunan Provincial Key Laboratory of Micro&Nano Materials Interfaces Science College of Chemistry and Chemical EngineeringCentral South UniversityChangsha 410083China School of Resources Environment and MaterialsGuangxi UniversityNanning 530004China Department of Chemistry Xiangtan UniversityXiangtan 411105China China Railway Resource Group Co.Ltd Beijing 102300China

The depression mechanism of sulfite ions on sphalerite and Pb^(2+)activated sphalerite in the flotation separation of galena from sphalerite still lacked in-depth ***,the depression mechanism of sulfite ions on sphalerite and Pb^(2+)activated sphalerite in the flotation separation of galena from sphalerite was further systematically investigated with experiments and density functional theory(DFT)*** X-ray photoelectric spectroscopy(XPS)results,DFT calculation results,and frontier molecular orbital analysis indicated that sulfite ions were difficult to be adsorbed on sphalerite surface,suggesting that sulfite ions achieved depression effects on sphalerite through other non-adsorption ***,the oxygen content in the surface of sphalerite treated with sulfite ions in creased,which enhanced the hydrophilicity of the sphalerite and further increased the difference in hydrophilicity between sphalerite and ***,sulfite ions were chelated with lead ions to form PbSO_(3)in *** hydrophilic PbSO_(3)was more easily adsorbed on sphalerite than *** interaction between sulfite ions and lead ions could effectively inhibit the activation of *** addition the UV spectrum showed that after adding sulfite ions,the peak of perxanthate in the sphalerite treated xanthate solution was significantly stronger than that in the galena with xanthate solution,indicating that xanthate interacted more readily with sulfite ions and oxygen mo lecules within the sphalerite system,leading to the formation of ***,sulfite ions hardly depressed the flotation of ga lena and could promote the flotation of galena to some *** study deepened the understanding of the depression mechanism o sulfite ions on sphalerite and Pb^(2+)activated sphalerite.

关键词： sphalerite galena sulfite ion density functional theory depression mechanism

Copper homeostasis and neurodegenerative diseases

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Neural Regeneration Research 2025年第11期20卷 3124-3143页

作者： Yuanyuan Wang Daidi li Kaifei Xu Guoqing Wang feng Zhang International Research Laboratory of Ethnomedicine of Ministry of Education Key Laboratory of Basic Pharmacology of Ministry of EducationLaboratory Animal Center and Key Laboratory of Basic Pharmacology of Guizhou ProvinceZunyi Medical UniversityZunyiGuizhou ProvinceChina

Copper,one of the most prolific transition metals in the body,is required for normal brain physiological activity and allows various functions to work normally through its range of *** homeostasis is meticulously maintained through a complex network of copper-dependent proteins,including copper transporters(CTR1 and CTR2),the two copper ion transporters the Cu-transporting ATPase 1(ATP7A)and Cu-transporting beta(ATP7B),and the three copper chaperones ATOX1,CCS,and *** in copper homeostasis can lead to either the deficiency or accumulation of copper in brain *** evidence suggests that abnormal copper metabolism or copper binding to various proteins,including ceruloplasmin and metallothionein,is involved in the pathogenesis of neurodegenerative ***,the exact mechanisms underlying these processes are not *** is a potent oxidant that increases reactive oxygen species production and promotes oxidative *** reactive oxygen species levels may further compromise mitochondrial integrity and cause mitochondrial *** oxygen species serve as key signaling molecules in copper-induced neuroinflammation,with elevated levels activating several critical inflammatory ***,copper can bind aberrantly to several neuronal proteins,including alphasynuclein,tau,superoxide dismutase 1,and huntingtin,thereby inducing neurotoxicity and ultimately cell *** study focuses on the latest literature evaluating the role of copper in neurodegenerative diseases,with a particular focus on copper-containing metalloenzymes and copper-binding proteins in the regulation of copper homeostasis and their involvement in neurodegenerative disease *** synthesizing the current findings on the functions of copper in oxidative stress,neuroinflammation,mitochondrial dysfunction,and protein misfolding,we aim to elucidate the mechanisms by which copper contributes to a wide range of heredit

关键词： Alzheimer's disease amyotrophic lateral sclerosis disease copper homeostasis copper toxicity Huntington's disease Menkes'disease multiple sclerosis neurodegenerative disease Parkinson's disease Wilson's disease

依达拉奉联合前列地尔治疗急性脑梗死的经颅多普勒观察

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吉林医学 2013年第25期34卷 5126-5127页

作者：师东李三峰新疆医科大学第五附属医院神经功能检查室新疆乌鲁木齐830011 新疆医科大学第五附属医院神经内科新疆乌鲁木齐830011

目的:应用经颅多普勒(TCD)观察依达拉奉联合前列地尔治疗急性脑梗死(ACI)与单用依达拉奉血流动力学变化的差别。方法:100例住院随机分成治疗组(50例)和对照组(50例)。两组治疗前后14 d应用TCD观察大脑中动脉(MCA)血流动力学变化,并进行... 详细信息

目的:应用经颅多普勒(TCD)观察依达拉奉联合前列地尔治疗急性脑梗死(ACI)与单用依达拉奉血流动力学变化的差别。方法:100例住院随机分成治疗组(50例)和对照组(50例)。两组治疗前后14 d应用TCD观察大脑中动脉(MCA)血流动力学变化,并进行对比研究。结果:两组比较,差异有统计学意义(P<0.01)。治疗组的血流动力学变化明显优于对照组。结论:通过应用TCD,为指导临床治疗和评估疗效提供了有力的依据。

关键词：依达拉奉前列地尔急性脑梗死 TCD 血流动力学