全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:K. Liu , T. B. Cao , X. L. Liu
来源:[J].Ukrainian Mathematical Journal(IF 0.154), 2017, Vol.69 (1), pp.85-100Springer
摘要:The main aim of the paper is to improve some classical results on the distribution of zeros for differential polynomials and differential-difference polynomials. We present some results on the distribution of zeros of [ f ( z ) n f ( z + c )]( k ) − α ...
作者:K. Liu , H. Wang ...
来源:[J].Herz(IF 0.779), 2017, Vol.42 (6), pp.573-584Springer
摘要:Once hypertension is established, increased mechanical stretch stress becomes a leading cause of vascular remodeling. Clinical antihypertension guidelines demonstrate that antihypertension drugs prevent vascular remodeling in hypertensive patients mainly by lowering blood pressur...
作者:K. Liu , J. W. Qiu ...
来源:[J].Metalurgija(IF 0.69), 2018, Vol.57 (1-2), pp.62-66DOAJ
摘要:In this paper, air preheater is used the research object and its heat transfer law is studied by experiment and numerical simulation. The experimental data showed that with the increases of inlet air velocity, the comprehensive heat transfer coefficient and heat transfer efficien...
作者:K. Liu , R. Z. Han
来源:[J].Metalurgija(IF 0.69), 2019, Vol.58 (1-2), pp.39-42DOAJ
摘要:A desulfurization method based molten salt electrochemistry using magnesite-based desulfurizer for hot metal pretreatment was investigated. The feasibility of desulphurization of hot metal by magnesium produced from magnesitebased desulfurizer through high temperature molten salt...
作者:G. D. Liu , K. Liu , F. Xing
来源:[J].Metalurgija(IF 0.69), 2017, Vol.56 (3-4), pp.294-296DOAJ
摘要:This topic put carbon thermal vacuum method in combination with magnesium based desulfurization technology with magnesite reduction of magnesium vapor directly on hot metal desulphurization. This is a new type of desulfurization technology, the retrieval related literature a...
作者:K. Liu , L. Y. Wang
来源:[J].Metalurgija(IF 0.69), 2017, Vol.56 (3-4), pp.297-300DOAJ
摘要:Numerical simulations were performed on bottom injection of calcium oxide particles through double nozzle porous bricks into a 300 t hot metal ladle. The distribution characteristics of the calcium oxide particles in the ladle were predicted and analyzed. The modeling results sho...
作者:K. Liu , R. S. Mishra ...
来源:[J].Scientific Reports(IF 2.927), 2018, Vol.8 (1), pp.1-8DOAJ
摘要:Abstract Design of multi-phase high entropy alloys uses metastability of phases to tune the strain accommodation by favoring transformation and/or twinning during deformation. Inspired by this, here we present Si containing dual phase Fe42Mn28Co10Cr15Si5 high entropy alloy (...
作者:K. Liu , X.J. Zhang
来源:[J].Vacuum(IF 1.53), 2019Elsevier
摘要:Abstract(#br)An investigation of kinetics of release of nitrogen from uranium melt were carried out under pressure of less than 0.01Pa via electron beam cold hearth refining. The results indicated that electron beam smelting was an effective purifacation method to reduce nit...

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