磷化物
- 名phosphide
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磷化物能显著提高LAS玻璃的析晶温度、活化能和有效频率因子,并抑制了晶体生长,但存在α-锂辉石向β-锂辉石转变;
Phosphide can obviously increase the crystallization peak temperature , activation energy and effective frequency factor , but it restrains crystal growth along with the transformation of α - spodumene to β - spodumene .
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本文基于密度泛函原理(DFT)分别对掺杂K原子的碳纳米管,Ⅲ-P磷化物纳米管(BP、AlP和GaP),以及吸附CO的ZnO纳米线进行了第一性原理的计算研究。
Based on the density functional theory ( DFT ), we studied carbon nanotubes doped with K , III-V phosphide nanotubes ( BP , AlP , and GaP ), as well as ZnO nanowires adsorbed with CO by using first principle method .
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本文通过使用不同磷化物为配制N型掺杂银浆的添加剂,考察了N型掺杂银浆中的含磷浓度对所制电池片的转换效率和接触电阻的影响。
Research on N Type Silver Paste Contented Phosphoric Agent The influence of phosphorated concentration of phosphorated silver paste on the inversion efficiency and contact resistance of solar cell were investigated .
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磷化物的生成过程及结构用XRD、原位XRD、BET和TPR作了表征。
The forming process and structure of the phosphides catalysts were characterized by means of XRD , in-situ XRD , BET and TPR .
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在硫酸介质中筛选缓蚀剂的研究(1)用D2EHPA和中性有机磷化物从稀硫酸溶液中萃取铀的协同与反协同效应
Synergistic and antagonistic effects in solvent extraction of uranium from dilute sulphuric acid solutions using neutral organophosphorus compounds respectively in combination with d_2ehpa
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由酸、甲醛、磷化物制THP+盐的工艺流程,使用的原料,催化剂,生产安全问题及普遍使用的THP+盐&硫酸盐(THPS);
Technologic process of preparing THP ~ + salts from acid , formaldehyde , and phosphide , raw materials and catalysts used , production safety , and commonly used product THP ~ + sulfate ( THPS );
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磷化物,不论是否已有化学定义,但不包括磷铁。
Phosphides , whether or not chemically defined , excluding ferrophosphorus .
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活化沸石去除水中磷化物的研究
Study on Removal of Phosphide from Wastewater by Activated Zeolite
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磷化物整体式催化剂的制备与加氢脱硫性能研究
Study on Preparation and Hydrodesulfurization Properties of Phosphide Monolithic Catalysts
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钢中磷化物的相价电子结构及其对冷脆的影响
Effect of the valence electron structures of phosphide on cold short in steel
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有机磷化物制备羟基磷灰石工艺条件的探讨
Investigation on technical conditions for hydroxyapatite preparation using organic phosphorus compounds as reactants
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因为蚜虫类对有机磷化物能产生抗性,所以要避免过多的喷洒。
Since aphid population may become resistant to organophosphorus compounds , avoid excessive spraying .
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一种分析磷及其磷化物的新方法
New Method for Determination of Phosphorus and Phosphide
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磷肥施用量对无公害稻米磷化物含量及产量的影响
Effects of Applying Amount of Phosphoric Fertilizer on Rice Quality ( Phosphide ) and Yield of Non-pollution Rice
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作为高能磷化物的磷酸肌酸在医学领域中广泛应用于治疗心肌缺血和心肌梗死。
Creatine phosphate as energy rich phosphate compounds is widely utilized in treatment of myocardial ischemia and infarction .
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比色法测定面粉中磷化物的不确定度分析亚铁嗪直接比色法测定血清铁的方法评价
Evaluation of Uncertainty for Determination of nitrite in food by N-Ehtyl-1-naphthylamine hydrochloride Ferrous Benzoxazines Colorimetry Were Serum Iron Methodology
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由于有机磷化物价格昂贵、对空气敏感及毒性强,使其应用成为问题。
Organic phosphorus compounds are expensive , sensitive to air and toxic , and its application to become a problem .
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继过渡金属氮化物和碳化物之后,最近的研究表明过渡金属磷化物具有比传统硫化物催化剂更加优异的催化性能。
More recently , transitional metal phosphides were reported to have superior activities to traditional Mo sulfide catalysts in hydrotreating processes .
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1-苯基-3-甲基-4-酰代吡唑酮-5与中性磷化物对钍(Ⅳ)的协同萃取
Synergistic extraction of thorium with 1 - phenyl - 3 - methyl - 4 - acyl pyrazolone - 5 and neutral organophosphorus compounds
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本研究表明,添加镍(铁)磷化物可以在保持原有优良性能的前提下显著提高其强度。
The present research showed that this material can improve its strength remarkably and keep originally excellent properties with the addition of phosphide into it .
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采用磷化物水蒸汽结合处理法,对低模量聚丙烯腈基碳纤维及粘胶基碳纤维进行了重量损失,液相吸附实验。
The weight loss and liquid phase absorbability of low modulus PAN carbon fibre and viscose carbon fibre after surface modified by the phosphide steam method were studied .
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结果表明:含磷稀土硅化物合金中只有少部分磷化物能够水化,生成氧化物或含磷氧化物,从而对合金粉化起作用;
The result demonstrates that only a few phosphides contribute to spontaneous crumbing of the RE silicide alloy by reacting with water and forming oxide or phosphorus oxide .
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着重概述了传统金属硫化物催化剂的改性方法,新型的金属碳化物、金属氮化物和金属磷化物催化剂的研究现状。
Improvement and modification of traditional metal sulphide catalysts , and the current situation of new catalysts such as metal carbides , metal nitrides and metal phosphides are emphasized .
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研制了一种不含强碱和磷化物的水基金属清洗剂,其主要成分质量分数分别为8%~15%复合表面活性剂,5%~10%碱度提供物质,2%~5%助剂。
An aqueous metal cleaning agent free of strong alkali and phosphide is prepared , which consists of 8-15 % composite surfactant , 5-10 % alkalinity contributing component and 2-5 % assisting agent .
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此油品不含传统的硫化物、氯化物和磷化物添加剂,既保护环境也不会对工件构成腐蚀的危险。
It does not contain any traditional EP additives such as sulphur , chlorine and phosphate materials , which are claimed to be harmful to the environment and risky to stain the metal parts .
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近年来,过渡金属磷化物以其优异的催化、电化学及半导体性质等而被研究者们广为关注。其中,镍和铜的磷化物是目前被合成和研究相对较多的过渡金属磷化物。
In recent years , transitional metal phosphides have attracted extensive research interest due to their outstanding catalytic , electrochemical and semiconducting property . Among them , phosphides of nickel and copper were widely investigated .
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磷铜是一种金属磷化物,主要应用于脱氧剂、含磷合金、焊剂、焊料的生产,也用于电镀线路板阳极与微电子线路制造等。
Phosphorized copper is a kind of metal phosphide , mainly used in the production of deoxidization agent welding flux , and it is also used in the manufacture of positive pole of electroplate and micro-elctronic circuit , etc.
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开展磷化氢在海洋沉积物中的分布特征、磷化氢与其他形态磷化物之间的转化机制的研究,对于弄清磷化氢在磷的生物地球化学循环中的作用和地位具有重要的科学意义。
Therefore , it is of great significance to make thorough study on its distribution characters in marine sediments and the transforming mechanism of phosphine so that evidences would be provided for its function in the phosphorus biogeochemical recycle .
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过渡金属磷化物由于具有与过渡金属氮化物和碳化物相似的物理性质和优异的加氢脱硫、脱氮活性及催化选择性成为新型催化材料研究领域的一个热点。
Transition metal phosphides are becoming a main study topic in new catalytic material field due to their similar properties to transition metal nitrides and carbides as well as their excellent reaction activity and catalytic selectivity for deep hydrodesulfurization ( HDS ) and hydrodenitrogenation ( HDN ) .