SPLIT

作品数：624被引量：1024H指数：12
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Retraction Note:Computer-aided design of the effects of Cr_(2)O_(3)nanoparticles on split tensile strength and water permeability of high strength concrete
《Science China(Technological Sciences)》2022年第10期2520-2520,共1页NAZARI Ali RIAHI Shadi 
The Journal Editorial Officehas retracted this articlebecause it shows significantoverlapwith a numberofarticles including those that were under consideration at the same time[1-4].Additionally,the article shows evide...
关键词：CONCRETE strength EMAIL 
Effects of Al_2O_3 nanoparticles on properties of self compacting concrete with ground granulated blast furnace slag (GGBFS) as binder被引量：9
《Science China(Technological Sciences)》2011年第9期2327-2338,共12页Ali NAZARI Shadi RIAHI 
In this work, strength assessments and percentage of water absorption of self compacting concrete containing ground granulated blast furnace slag （GGBFS） and A1203 nanoparticles as binder have been investigated. Por...
关键词：CONCRETE ground granulated blast furnace slag （GGBFS） Al203 nanoparticles compressive strength  flexural and splittensile strength pore structure thermogravimetric analysis conduction calorimetry 
Nonlinear dynamics of MEMS turning fork gyroscope被引量：2
《Science China(Technological Sciences)》2011年第5期1078-1083,共6页Yu. G. MARTYNENKO I. V. MERKURYEV V. V. PODALKOV 
supported by the Russian Foundation for Basic Research (Grant Nos. 09-01-00756-a, 09-08-01184-a)
Accuracy improvement of MEMS gyros requires not only microelectronic development but also the investigations of th mathematical model of sensitive element dynamics. In the present paper, we study the errors of the vib...
关键词：control of gyro oscillations split of frequencies identification averaging method two scales method stability 
Computer-aided design of the effects of Cr_2O_3 nanoparticles on split tensile strength and water permeability of high strength concrete被引量：7
《Science China(Technological Sciences)》2011年第3期663-675,共13页Ali NAZARI Shadi RIAHI 
In the present paper, two models based on artificial neural networks and genetic programming for predicting split tensile strength and percentage of water absorption of concretes containing Cr2O3 nanoparticles have be...
关键词：concrete curing medium Cr2O3 nanoparticles artificial neural network genetic programming split tensile strength percentage of water absorption 
Dynamic damage and stress-strain relations of ultra-high performance cementitious composites subjected to repeated impact被引量：7
《Science China(Technological Sciences)》2010年第6期1520-1525,共6页LAI JianZhong1 & SUN Wei2 1 Department of Materials Science and Engineering,Nanjing University of Science and Technology,Nanjing 210094,China 2 College of Materials Science and Engineering,Southeast University,Nanjing 211189,China 
supported by the National Natural Science Foundation of China (Grant No.50808101);Jiangsu Provincial Program for Basic Research (Natural Science Foundation) (Grant No.BK2008417);China Postdoctoral Science Foundation (Grant No.20080431100);Excellence Plan "Zijin Star" of NJUST
Ultra-high performance cementitious composites (UHPCC) were prepared by replacing 60% of cement with ultra-fine industrial waste powders.The dynamic damage and compressive stress-strain relations of UHPCC were studied...
关键词：ultra-high performance cementitious composites (UHPCC) SPLIT Hopkinson pressure BAR (SHPB) repeated IMPACT DAMAGE STRESS-STRAIN 
Analysis and control of novel split-winding doubly salient permanent magnet motor for adjustable speed drive被引量：6
《Science China(Technological Sciences)》2001年第4期353-364,共12页程明 周鹗 
This work was supported by the National Natural Science Foundation of China (Grant No. 59507001) .
In this paper, a novel split-winding doubly salient permanentmagnet (DSPM) motor is proposed and the theoretical and experimental studies on the magnetic field, static characteristics and control strategy of this moto...
关键词：doubly salient permanent magnet motor variable speed drive control strategy split-winding finite element leakage flux INDUCTANCE 
Extra-short He-Ne lasers based on mode split被引量：1
《Science China(Technological Sciences)》1996年第2期191-195,共5页韩艳梅 张书练 李克兰 
Project supported by the Natural Science Foundation of Beijing.
An extra-short He-Ne laser (shorter than 100mm) does not work well because there is likely no longitudinal mode in the lasing bandwidth sometimes and the output power rises and falls deeply from time to time.A method ...
关键词：laser longitudinal mode SPLIT technology QUARTZ CRYSTAL extra-short HE-NE laser. 
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