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Experimental Study on Basic Engineering Properties of ...  CNKI文献

In view of the problems existing in the construction of high-speed railway,the lime-fly ash mixture was used to improve the silt soil.Through the analysis of grain size distribution,the limit moistur...

Xiao Liu Yanmei Zhang... 2017世界交通运输大会论文集(下册) 2017-06-03 国际会议

关键词: silt / soil / lime / and

下载(10)| 被引(0)

EXPERIMENTAL INVESTIGATION OF DUCTILE BEHAVIOUR AND DA...  CNKI文献

Woven composites such as carbon and glass fabric-reinforced polymers(C/GFRPs) laminates are increasingly employed in aerospace structures and sports products.In these applications, they are usually s...

Himayat Ullah Vadim V.Silberschmidt... 第二十一届国际复合材料大会论文集 专题一 2017-08-20 国际会议

关键词: CFRP / GFRP / micro-CT / Delamination

下载(1)| 被引(0)

基于硫酸软骨素的还原敏感型纳米粒用于黑色素瘤靶向递药的...  CNKI文献

目前,恶性肿瘤仍然是严重威胁人类生命和健康的主要疾病。在临床实践中,化学疗法仍是主要治疗方法。然而,大多数化疗药物的疗效受到水溶性低、稳定性差、副作用严重以及对肿瘤组织缺乏选择性的困扰。基于多糖的两亲性...

Khan Abdur Rauf 导师:翟光喜 山东大学 2020-06-02 博士论文

关键词: 纳米粒 / DTX / 还原敏感 / TOS

下载(244)| 被引(0)

Investigation of PMSE echoes characteristics using the...  CNKI文献

The observations of Polar Mesosphere Summer Echoes(PMSE) were carried out using the sporadic data of EISCAT UHF radar during the summer season from 2004 to 2015. There were 25 h of PMSE echoes with E...

Abdur RAUF LI Hailong... 《Advances in Polar Science》 2019年02期 期刊

关键词: PMSE / echoes / geomagnetic / indices

下载(16)| 被引(3)

Bioassay-guided isolation of novel and selective ureas...  CNKI文献

Two new dimeric naphthoquinones, 5′,8′-dihydroxy-6,6′-dimethyl-7,3′-binaphthyl-1,4,1′,4′-tetraone(1; Di-naphthodiospyrol D) and 5′,8′-dihydroxy-5,8-dimethoxy-6,6′-dimethyl-7,3′-binaphthyl-1...

Abdur Rauf Ghias Uddin... 《Chinese Journal of Natural Medicines》 2017年11期 期刊

关键词: Diospyros / lotus / Naphthoquinones / Phosphodiesterase-Ⅰ

下载(18)| 被引(0)

In vivo sedative and muscle relaxants activity of Dios...  CNKI文献

Objective: To evaluate the sedative effect of Diospyros lotus L(D. lotus) extract in mice using the open field and Rota rod tests.Methods: For the sedative and muscle relaxants activities of extract/...

Abdur Rauf Ghias Uddin... 《Asian Pacific Journal of Tropical Biomedicine》 2015年04期 期刊

关键词: Diospyros / lotus / Ebenaceae / Sedative

下载(14)| 被引(2)

Oral administration of Moringa oleifera leaf powder re...  CNKI文献

Background: Heat stress(HS) disrupts the gut barrier allowing the uptake of lipopolysaccharide(LPS) and leads to an inflammatory response and changes in gut microbiota composition. Moringa oleifera l...

Talat Bilal Yasoob Defu Yu... 《Journal of Animal Science and Biotechnology》 2021年04期 期刊

关键词: Cecal / microbiota / Heat / stress

下载(19)| 被引(0)

基于新型数据分析软件的极区中层强雷达回波研究(英文)  CNKI文献

该文利用极区中层异常回波及云粒子数据提取分析软件(PMEC_DEAS)处理雷达回波及云粒子数据集,并进行回波特性研究。以通过PMEC_DEAS分析的短期和长期极地中层夏季回波(polar mesosphere summer echoes, PMSE)和极地中...

葛淑灿 李海龙... 《电子科技大学学报》 2021年06期 期刊

极区中层尘埃粒子的带电效应(英文)  CNKI文献

利用轨道运动限制和尘埃带电理论,分析了在极区中层顶中,尘埃等离子体受高功率无线电磁波的影响下,尘埃粒子的带电效应。此外,利用数值模拟及实验方法对理论分析结果进行了验证。通过理论分析可知,尘埃粒子带电数由尘...

葛淑灿 李海龙... 《电子科技大学学报》 2021年04期 期刊

关键词: 尘埃电荷数 / 尘埃粒子 / 尘埃等离子体 / 轨道运动限制

下载(25)| 被引(0)

On the radar frequency dependence of polar mesosphere ...  CNKI文献

Polar mesosphere summer echoes(PMSEs) are very strong radar echoes in the polar mesopause in local summer. Here we present the frequency dependence of the volume reflectivity and the effect of energe...

ShuCan Ge HaiLong Li... 《Earth and Planetary Physics》 2020年06期 期刊

关键词: Polar / mesosphere / summer / echoes

下载(6)| 被引(4)

Characteristic analysis of layered PMSEs measured with...  CNKI文献

Polar Mesosphere Summer Echoes(PMSEs) are very strong radar echoes observed at altitudes near the polar summer mesopause. One of the essential properties of these radar echoes is that they can give u...

ShuCan Ge HaiLong Li... 《Earth and Planetary Physics》 2021年01期 期刊

关键词: Polar / Mesosphere / Summer / Echoes

下载(11)| 被引(1)

Effect of ions on conductivity and permittivity in the...  CNKI文献

For the first time, the effect of ions on complex conductivity and permittivity of dusty plasma at Polar Mesosphere Summer Echoes(PMSE) altitude is analyzed. Because of ions higher mass and smaller t...

Safi Ullah HaiLong Li... 《Earth and Planetary Physics》 2021年02期 期刊

关键词: PMSE / electromagnetic / waves / collision

下载(8)| 被引(1)

Exploring the occurrence rate of PMSE-Es by Digisonde ...  CNKI文献

Polar mesosphere summer echoes(PMSE) are observed simultaneously with Digisonde and EISCAT VHF radar. The phenomenon of irregular Es layers is called PMSE-like or PMSE-Es(Polar Mesosphere Summer Echo...

HaiLong Li ShuCan Ge... 《Earth and Planetary Physics》 2021年02期 期刊

关键词: Polar / mesosphere / summer / echoes

下载(9)| 被引(0)

Numerical Analysis of Artificial Electron Heating Effe...  CNKI文献

In this paper,an analytical model is used to analyze the modulated polar mesospheric winter echoes(PMWE).The winter parameters were introduced to simulate the effects of different parameters during t...

SafiUllah Hai-Long Li... 《Journal of Electronic Science and Technology》 2020年03期 期刊

关键词: Artificial / ionospheric / heating / electron

下载(5)| 被引(1)

Quantitative prediction of the bitterness of atomoxeti...  CNKI文献

The bitterness of a drug is a major challenge for patient acceptability and compliance,especially for children.Due to the toxicity of medication,a human taste panel test has certain limitations.Atomo...

Shuying Li Ying Zhang... 《Asian Journal of Pharmaceutical Sciences》 2020年04期 期刊

关键词: Atomoxetine / HCl / E-tongue / Quantitative

下载(10)| 被引(0)

PMSE dependence on frequency observed simultaneously w...  CNKI文献

Using PMSE(polar mesosphere summer echoes) observations in combination with particle flux measurements obtained with detectors onboard the Geostationary Operational Environmental Satellite(GOES) a sp...

Safi ULLAH 李海龙... 《Plasma Science and Technology》 2018年11期 期刊

关键词: polar / mesosphere / summer / echoes(PMSE)

下载(15)| 被引(2)

Scandix pecten-veneris L.的植物素、生物学潜力及酶抑制活...  CNKI文献

目的:本研究旨在测定Scandix pecten-veneris L.的植物素和评价其生物学潜力。方法:测定S.pecten-veneris提取物中植物素的含量,包括生物碱、黄酮、多酚和单宁。使用2,2-二苯基-1-苦肼基(DPPH)测定抗氧化活性;同时通过...

Abdul WAHAB Syed Aleem JAN... 《Journal of Zhejiang University-Science B(Biomedicine & ...》 2018年02期 期刊

关键词: Scandix / pecten-veneris / L. / 植物素

下载(25)| 被引(0)

A Techno-Economic Cost Analysis of Heterogeneous Wirel...  CNKI文献

Wireless Service Providers(WSP) are currently facing the higher data traffic demands, exponential growth of smart bandwidth-based devices and decoupling of operator margins with network traffic. As n...

Usman Rauf Kamboh Qinghai Yang... Proceedings of 2017 IEEE 2nd Advanced Information Techn... 2017-03-25 国际会议

关键词: heterogeneous / wireless / network / cost

下载(2)| 被引(0)

Three new anthraquinone derivatives isolated from Symp...  CNKI文献

Three new alkyl substituted anthraquinone derivatives, trivially named as symploquinones A-C(Compounds 1-3) were isolated from Symplocos racemosa. The structures of these compounds were determined on...

Umar Farooq Sara Khan... 《Chinese Journal of Natural Medicines》 2017年12期 期刊

关键词: Symplocos / racemosa / Substituted / anthraquinone

下载(16)| 被引(0)

Sedative and antinociceptive activities of two new ses...  CNKI文献

Two new sesquiterpenes, trivially named ricinusoids A(1) and ricinusoids B(2), were isolated from ethyl acetate fraction of Ricinus communis. The structures of new compounds were elucidated by detail...

Umar Farooq Ajmal Khan... 《Chinese Journal of Natural Medicines》 2018年03期 期刊

关键词: Ricinus / communis / Sesquiterpenoids / Euphorbiaceae

下载(15)| 被引(0)

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