鐵磁晶體 的英文怎麼說

中文拼音 [tiěcíjīngtǐ]
鐵磁晶體 英文
ferromagnetic crystal
  • 鐵 : Ⅰ名詞1 （金屬元素） iron （fe） 2 （指刀槍等） arms; weapon 3 （姓氏） a surname Ⅱ形容詞1 （形容...
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 體 : 體構詞成分。
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  1. They are all lower than iron - series alloy, their coercive force is zero, they exhibited superparamagnetization at room temperature and good soft magnetic materials

    本文合成的非晶態鐵系合金均為軟磁材料，都呈現超順磁性，可以用於吸波材料、磁性液體等。
  2. Preparation and magnetization of spinel ferrites

    幾種尖晶石鐵氧體的制備及磁性研究
  3. And apatite. by these analyses and comparison with general granite both in china and the world and with the granite in other au or cu belt in china, the characteristics of the granite in this area are concluded as follows. it belongs to magnetite - i or syntectic granite and has crust - mantle mixed characteristics ; it was formed mainly by crystallization differentiation of melting magma and multiphase varied intrusion ; the degree of differentiation evolvement is not high ; the granite and its enclaves p. re congenetic ; the range of temperature is about 500 - 700, the range of pressure is about 2. 50 gpa - 4. 35 gpa, and the range of oxygen fugacity ( lg fo2 ) is - 15. 53 - - 14. 00 ; most granite bodies formed before the collision of plates, and few formed after the collision of plates

    通過對測試數據的分析與綜合研究，並同中國和世界一般花崗巖類以及中國主要金、銅成礦巖體的花崗巖類進行對比，得出本區花崗巖類巖石具有以下特徵：屬磁鐵礦-型或同熔型花崗巖，其巖漿物質具殼幔混源特徵：主要由熔融態巖漿經結晶分異作用，通過多期變速上侵而形成；其分異演化程度較低；寄主巖基和包體具有同源性；巖石的形成溫度范圍約為500 - 700 ，壓力大約為2 . 50gpa - 4 . 35gpa ，氧逸度值1gfo _ 2為- 15 . 53 ? 14 . 00 ；該巖帶主要形成於板塊碰撞前消減的活動板塊邊緣期，為燕山至喜馬拉雅早期的大陸邊緣火山弧環境的產物。
  4. Fe3o4 nano - particles, which can be dispersed in nano scale, were prepared by means of chemical co - precipitation method. such influencing factors as the type of precipitant, the feeding mode, the surfactants, the reaction temperature, the curing temperature were surveyed. some properties such as crystal structure, particle size, magnetic properties and iron content were characterized

    深入探討了沉澱劑的種類、加入方式、表面活性劑、反應溫度、熟化溫度等各種因素對產物的粒徑及磁性能的影響，對fe _ 3o _ 4納米粒子進行了晶體結構、粒徑、磁性能、鐵含量等性能的表徵。
  5. Meanwhile, based on the magnetic material theory, a complete analysis and summary are carried out on the three crystal structure and technology theory ; especially the ingredient analysis is made on the microscopical morphology and x - ray diffraction and its mixtures existence and relevant metallurgy about the typical second resource such as coldrolling iron and oxide red, steelmaking sludge and feso4 based on the practeal investigation of the pre - burning materials in domestic products plant, especially the analysis on the domestic markets and components, and connecting with reality and material characters in panzhihua iron and steel ( group ) cmpany, we established the product orientation and developing direction in panzhihua iron and steel ( group ) company ; after carrying out the technology reform on the old no. 1 magnetic product plant of enterprise company, making a detailed study on the various conditions for establishing a plant, the feasible research report is formed of 1400 tons ( per year ) feo preburning material and 3000 tons ( per year ) middle and high quality magnetic products ; so a necessary and reliable supports are provided both theoretically and practically for the development of the magnetic industry in panzhihua iron and s teel ( group ) cmpany

    同時，對磁性材料的理論基礎，尖晶石、磁鉛石、石榴石三大晶系結構以及其工工藝理論進行了較為全面的歸納、分析和總結；尤其針對攀鋼產生的二次資源如冷軋鐵紅、煉鋼污泥、硫酸亞鐵等三種典型原料分別作了成分分析、微觀物理形態以及x光衍射分析、其夾雜物的存在形式及相應的金相分析。對國內鐵氧體磁性材料的預燒料及磁件生產廠家的工藝、設備、技術、成本、質量狀況進行了實地的調研，特別是對國內磁性材料的市場及競爭對手進行了詳盡的分析，在此基礎上，結合攀鋼實際及原料特點確立了攀鋼發展磁材產業的產品定位及發展方向；對企業公司原有磁件一廠進行了技術工藝改造，對建廠各項條件進行了詳細的分析，形成了了年產14000噸年鐵氧體預燒料以及3000噸年中高檔磁件產品的可行性研究報告，從理論上和實踐上為攀鋼磁性產業的發展提供了必要的可靠的依據。
  6. According to the minimum principle in energy, we analyze the microcosmic mechanism of magnetic domain construction and the main factor that affect the shape, size and connecting of the magnetic domain etc. from the microcosmic mechanism of ferromagnet, we analyze how stress influence the magnetic domain and magnetic domain wall, and discover the increase of stress energy and magnetism elasticity energy which destroy the balance of system energy make up the influence of magnetic domain structure, then set up basic disciplinarian between stress and characteristic of magnetism

    同時根據能量最小原理，從理論上分析了磁疇結構存在的微觀機理以及影響磁疇結構運動、變化的主要因素，得出了應力的存在將影響磁疇的形狀、大小和搭配方式等結論。從鐵磁晶體的微觀機理出發，研究了應力對磁疇和磁疇壁的影響，發現應力影響磁疇結構的本質是由於應力的作用使得鐵磁晶體增加了應力能和磁彈性能，體系為了達到新的平衡，導致了磁疇結構變化，並研究了應力與鐵磁晶體磁特性之間的基本規律。
  7. The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites

    研究結果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體，需要嚴格控制配方中各種原材料的含量，優化配方;由於粉體活性受預燒條件的影響，所以對不同要求的鐵氧體選擇的預燒條件就不一樣，適當降低預燒溫度有利於獲得較高的起始磁導率，而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求，可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件，本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝，適宜的燒結工藝可以獲得理想微結構和組成，從而得到高性能的鐵氧體材料;而從材料的微結構上來看，要提高材料的截止頻率，就要適當地細化晶粒、增加晶粒內部的氣孔。
  8. The minimum of resistivity at low temperature range can be explained by magnetic scattering which corresponds to the peak of magnetization. all of the experimental data can be well explained on the basis of vrh model, which comes from not the clusters, but the inhomogenous magnetic background. based on the mechanism of transport, cmr effect is elucidated

    體系磁性和電性的影響，通過實驗分析得出了下列結論： q ） dy對la的替代產生了無規的磁勢，破壞了mn o mn長程鐵磁序，導致在tn丁tc溫區出現團簇玻璃態，在t tn溫區，由於dy子大的磁矩， la （ dy亞晶格和mn亞晶格磁矩強烈的耦合，體系呈現反鐵磁態
  9. If you don ' t want a high bandwidth transistor to oscillate place lossy components in at least 2 of the 3 leads. ferrite beads work well

    如果你不想通過在高帶寬晶體管三個引腳中的至少兩個引腳放置損耗元件的方法消除振蕩。鐵氧體磁珠會起到很好的作用。
  10. Among all the samples, one sample shows outstanding magnetic properties as the shape anisotropy of the sample plays an important role on the magnetic properties

    其中一摻鈷和鈰的鐵氧體晶體，因粒子形狀表現出各向異性，該樣品具有很好的磁性能。
  11. The experiments showed us : firstly, mediums with different magnetic and dielectric properties had different influence on the microwave - absorbing properties of spinel ferrite ; secondly, magnetic texture treatment greatly affected the microwave - absorbing properties of the spinel ferrite - based mixed material which contained single - domain particles of hexagonal ferrite, changing the matching thickness, the density of area and the position of absorption peaks and increasing the absorption quantity and the 10db bandwidth ; thirdly, the coupling effect between different layers affected the microwave - absorbing properties of the double - layer spinel ferrite - based mixed material, decreasing its matching thickness and density of area and increasing the position of absorption peaks

    實驗發現： （ 1 ）不同磁性與電性的介質對尖晶石型鐵氧體吸波特性的影響不同； （ 2 ）磁織構化處理對含有六角晶系鐵氧體單疇顆粒的尖晶石型鐵氧體基混合吸波材料的性能影響很大，可以改變匹配厚度、面密度與吸收峰峰位，提高吸收量與10db帶寬； （ 3 ）對于雙層材料，層間耦合作用會影響其吸波性能，降低匹配厚度與面密度，提高吸收峰峰位。
  12. Sapphire from shandon and hainan commonly have the reaction border, we found out this reaction border enriched with fe, mg, and k by testing its components ; we also studied the inclusion in the sapphire, and found many kc1 crystal grain with variety of size, a melt inclusion enriched with k, si, is also found, this may suggest an assimilationary - magmatic course ; besides that, another minerl inclusions such as enstenite, magnetite, chromite, zircon are also found

    3 、觀察到了山東、海南藍寶石普遍存在的反應邊，並測試了反應邊的成分，證實其以富fe ， mg ，和k為特徵；研究了藍寶石裏面的包體，發現藍寶石裏面存在著大小不等的kcl的結晶顆粒，還發現了富k富si的熔漿包裹體，說明其形成過程中有同化混染的貢獻；此外還發現了斜方輝石，磁鐵礦，鉻鐵礦，鋯石的包體礦物。
  13. The formation process of w - type ferrite underwent from oxide of metal, the m - type transition phase to final w - phase. when the heating rate was 5 / min, at 900 for 3 hrs and 1200 for 4 hrs, pure m - type and w - type ferrites were formed in air respectively. with heat treatment temperature increasing, crystal structure was more intact, the saturation magnetization increased and the coercive force decreased

    熱處理過程表明， m型鐵氧體直接由金屬氧化物反應形成，未經歷尖晶石中間相； w型鐵氧體形成由金屬氧化物到m相過渡相最終向w相的轉變；當升溫速率為5 min ，溫度在900 ，保溫3小時和1200保溫4小時，就分別形成單相m相和w相鐵氧體；隨著熱處理溫度的升高和保溫時間的延長，衍射峰變尖銳，結晶更完整，空心微球的飽和磁化強度增大，矯頑力減小。
  14. Model j5060mp / a is semi - atuo slice machine which is used in slicing ceramics, nd - fe - b. magntic materrials. quartz glass and other hard brittle materials

    型自動內圓切片機適用於各種釹鐵硼、晶體、陶瓷、磁鋼、石英玻璃等硬脆材料的精密切割。
  15. Model j5090c is semi - auto slice machine which is used in slicing ceramics. nd - fe - b. magneticmaterials. quartz glass and other hard brittle materials

    J5090c型自動內圓切片機適用於各種釹鐵硼、晶體、陶瓷、磁鋼、石英玻璃等硬脆材料的精密切割。
  16. Magnetic glass - ceramics, ferrite of low curie temperature, alloy thermoseed and magnetic fluid are introduced in this study, and the prospect of hyperthermia materials is also described

    本文介紹了溫熱療法的原理及近年來研究較多的一些溫熱治癌材料，其中包括：磁性微晶玻璃、低居里點鐵氧體、合金熱籽和磁流體，並對溫熱療法治癌材料的研究發展予以展望。
  17. A study of heat - treatment schedule of calcium iron silicate ferromagnetic glass - ceramics

    鈣鐵硅鐵磁體微晶玻璃熱處理制度的研究
  18. Recently, magnetoplumbite hexagonal ferrites have been considered as attractive candidates for high - density recording materials because of the good mechanic, chemical properties and high magnetic anisotropy

    近年來，磁鉛石型六角鐵氧體以其優良的機械耐磨性，優異的化學穩定性，高的磁晶各向異性而被認為是一種極有潛力的高密度磁記錄介質。
  19. Device applications of physical phenomena are considered, including electrical conductivity and doping, transistors, photodetectors and photovoltaics, luminescence, light emitting diodes, lasers, optical phenomena, photonics, ferromagnetism, and magnetoresistance

    包括電導性及摻雜，電晶體、光偵測器及光伏特計，螢光、發光二極體、雷射、光學現象、光電子學、鐵磁性及磁阻性等物理現象之元件應用。
  20. For all doping concentrations, the coupling between cr and the nearest neighbor n is found to be antiferromagnetic, and the cr 3d states hybridize strongly with n 2p states, which are in agreement with the band calculations

    對于不同的摻雜濃度， cr原子與最近鄰n原子之間均為反鐵磁偶合， cr原子的3d電子與n原子的2p電子之間有很強的雜化，這和晶體的能帶計算方法得到的結果一致。
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