High-pressure相关论文
Pressure can reduce the distances among atoms,thereby modifying the overall optical characteristics of molecules.In this......
Density Functional Theory Study of High-Pressure Effect on Crystalline 4,4’,6,6’-tetra(azido)hydrazo
Periodic DFT calculations are performed to study the hydrostatic compression effects on the structure,electronic and the......
High-pressure solid-state metathesis (HPSSM) reaction is an effective route to novel metal nitrides. A recent advance in......
The pure-silica hollow-core fiber(HCF) has excellent thermostabilities that can benefit a lot of high-temperature sensin......
Development of a simplified n-heptane/methane model for high-pressure direct-injection natural gas m
High-pressure direct-injection (HPDI) of natu- ral gas is one of the most promising solutions for future ship engines, i......
In this work, we focus our attention on pyrrole (C4H5N)—an important aromatic compound, because it is a fundamental con......
"Sometimes amorphous forms of a material can have advantages over crystalline forms" is reported on Science Daily.Over t......
Effect of Very High Pressure on Lattice Constant and Magnetic Properties of Transition Metal OxideFi
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On the basis of elementary knowledge of meteoritics and the theory of solarsystem evolution, the primary matter of the e......
High-pressure granulite from Western Kunlun,northwestern China:Its metamorphic evolution,zircon SHRI
High-pressure mafic granulites occurring as lenticular bodies within garnet-amphibolites in Kangxiwar Fault have been fi......
Geochronological evidence of Indosinian(high-pressure) metamorphic event and its tectonic significan
The CL images,LA-ICP-MS in situ trace elements analysis,and U-Pb dating for zircons indicate that the metamorphic ages o......
Detailed density functional theory(DFT)calculations of the structural,mechanical,thermodynamic,and electronic properties......
,Identification of the pressure-induced phase transition of ZnSe with the positron annihilation meth
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,Local microstructural analysis for Y2O3/Eu3+/Mg2+ nanorods by Raman and photoluminescence spectra u
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A new compound with one-dimensional spin chains, Ba9Co3Se15, was synthesized under high pressure and high temperature co......
本文主要通过高压拉曼光谱研究了正铁氧体SmFeO3的晶格振动模式在外加压力作用下的行为规律,高压实验中压力最高为29.7 GPa.本文采......
在2～100 GPa和12～298 K的温度压力范围内系统地研究了D2O冰Ⅷ以及冰Ⅶ-Ⅷ和Ⅶ-Ⅹ相变的红外吸收光谱特征.我们发现冰Ⅷ的伸缩振动(v1......
为了满足超大输量天然气的输送工艺要求,采用大直径、高压力、高钢级管道是发展趋势。通过分析,对于300×108~500×108 m3/a输量要......
通过对高压机填料冷却系统进行分析，找出冷却效果差的原因，实施有效对策，提高填料冷却效果，达到延长填料运行周期的目的。“,”This pa......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Natural gas density under extremely high pressure and high temperature: Comparison of molecular dyna
This work applied molecular dynamics(MD)simulation to calculate densities of natural gas mixtures at extremely high pres......
目的 通过对北京协和医院10例耐高压注射型经外周静脉置入中心静脉导管置管方法、维护及导管使用的临床观察,探讨导管的特点及安全......
The compressional behaviour of a natural kyanite, (Al1.99Fe0.01)SiO5, has been investigated to about 17.5 GPa at 300 K u......
分别以高纯碳纳米管( MWCNTs)、未纯化MWCNTs和盐酸纯化MWCNTs为原料,铅( Pb)和石墨( Gr)为压力传递媒介,在4 GPa和7.7 GPa高压和......
In this paper we focused on the structural,elastic and thermodynamic properties of the B1 phase of LaBi by using the mod......
Using a diamond anvil cell device and synchrotron radiation,the in-situ high-pressure structure of CaMnO3 has been inves......
针对目前国内大容积高压萃取釜较缺乏的状况,设计了一种适用于大容积高压萃取釜、方便操作且经济适用的快开结构。快开结构中斜置......
生物质水热转化技术具有原料适应性好、成本低、转化效率高的特点,使其具有未来工业化生产生物原油和化学品替代化石燃料的巨大潜......
To improve energy density,the transportation,storage,and operations of hydrogen,methane,and compressed air vehicles curr......
地面防喷器控制装置对气动油泵系统的要求越来越高，普通气泵很难满足要求。研制了一种新型高压大排量气动油泵，并对其主要零件的材料......
徐深气田构造上位于徐家围子断陷，储层条件复杂，非均质性强，目前陆续完钻了一定的探井及开发井。为了进一步掌握徐深气田原始地层压力......
在新建火力发电厂施工中,高压加热器吊装就位那是平常不过的一件事情;但在发电运行多年的机组更换新高压加热器却是一个新的课题,......
介绍了三聚氰胺尾气联产尿素装置的高压氨预热器列管及封头发生泄漏的情况，分析了泄漏产生的危害及原因，提出了防止类似事故发生的方......
文中探究了超高压对β-环糊精在大米颗粒中的渗入情况。在粳米浸泡液中添加2%β-环糊精在60℃温水中浸泡30 min,随后在超高压（100～50......
压力对深层油藏原油热化学过程的影响尚存在较大争议,为研究其在油藏原油热解成气过程中的作用机理,我们在450℃、5-40 MPa压力下......
从介绍高压玻璃钢管道在国内外的发展情况入手,对高压玻璃钢管的性能及其特点作了较为详细的介绍,就高压玻璃钢管道应用于油田采油......
对泥炭、褐煤样品进行了高压（０．１～２ＧＰａ）、高温（２００～８００℃）模拟实验，并用微量气体同位素测定系统（ＧＣ－Ｃ－ＭＳ）测定了气态产物的碳同位素值。在４００℃的温度条件下，乙烷、丙......
针对高压管式反应器夹套腐蚀泄漏失效问题,采用CFD方法,基于FLUENT平台研究了入口结构对夹套内脱盐水流动特性及腐蚀失效的影响。......
Light-emitting diodes (LEDs) can be used as an energy efficient alternative to high-pressure sodium (HPS), which have hi......
Thermoelasticity and stability of natural epidote at high pressure and high temperature:Implications
Epidote is a typical hydrous mineral in subduction zones.Here,we report a synchrotron-based single-crystal X-ray diffrac......
研究测定了超高压(400 MPa以下)对果胶半乳糖醛酸酶PG的影响.从pH值、温度、加压时间、酶活力再生情况等几方面对PG酶的影响作了探......
Processing of AM60 magnesium alloy by hydrostatic cyclic expansion extrusion at elevated temperature
Hydrostatic cyclic expansion extrusion(HCEE) process at elevated temperatures is proposed as a method for processing les......
The cubic pyrochlore Dy2Pt2O7 was synthesized under 4 GPa and 1000℃ and its magnetic and thermodynamic properties were ......
在输送压力可达3．7MPa，固气比可达660kg·m^-3的气力输送实验台上进行系统的研究，考察输送压力、输送差压、流化风量、充压风量、......
使用金刚石对顶砧(DAC)高压装置和同步辐射光源,对黑色电气石进行了原位高压X射线衍射研究,实验最高压力达到27.8 GPa.在研究的压......
